What is the cheapest airline that flies from Idaho Falls Fanning Field to Phoenix Sky Harbor Intl?

Delta and Alaska Airlines are the most popular carriers operating from Idaho Falls Fanning Field to Phoenix Sky Harbor Intl

What airlines fly to Phoenix Sky Harbor Intl Airport?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Phoenix Sky Harbor Intl Airport from Idaho Falls according to our data. American Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Phoenix Sky Harbor Intl Airport. Keep in mind that there are 5 different airlines that fly to Phoenix Sky Harbor Intl Airport on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Phoenix Sky Harbor Intl Airport?

Prices for flights from Idaho Falls Fanning Field Airport to Phoenix Sky Harbor Intl Airport are updated daily.

How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Phoenix Sky Harbor Intl Airport?

The number of operators available for flights from Idaho Falls Fanning Field Airport to Phoenix Sky Harbor Intl Airport is 5 as of September 2026.

How old do you have to be to fly from Idaho Falls Fanning Field Airport to Phoenix Sky Harbor Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Phoenix Sky Harbor Intl Airport.

What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?

The travel and health documents required for your trip to Phoenix Sky Harbor Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Phoenix Sky Harbor Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$116 Cheap Flights from Idaho Falls to Phoenix Sky Harbor Intl Airport in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Idaho Falls to Phoenix

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:30 pm - 5:26 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

22h 56m1 stop Las Vegas Harry Reid Intl

7:30 am - 1:34 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

5h 04m1 stop Las Vegas Harry Reid Intl

$266Multiple Airlines

Mon, Oct 26 - Fri, Oct 30

7:30 pm - 3:41 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

21h 11m2 stops Las Vegas Harry Reid Intl San Francisco

7:30 am - 1:34 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

5h 04m1 stop Las Vegas Harry Reid Intl

$296Multiple Airlines

Mon, Oct 26 - Fri, Oct 30

5:50 pm - 8:19 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 29mnonstop

9:30 pm - 11:46 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 16mnonstop

$425American Airlines

Wed, Dec 23 - Tue, Dec 29

4:05 pm - 8:14 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

5h 09m1 stop Denver Intl

11:54 am - 5:16 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

4h 22m1 stop Denver Intl

$445United Airlines

Sat, Oct 17 - Tue, Oct 20

3:44 pm - 9:16 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

5h 32m1 stop Portland

4:39 pm - 10:53 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

6h 14m1 stop Seattle/Tacoma Intl

$445Alaska Airlines

Tue, Dec 15 - Tue, Jan 5

3:55 pm - 9:37 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

5h 42m1 stop Portland

7:20 am - 1:15 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

5h 55m1 stop Portland

$445Alaska Airlines

Tue, Dec 29 - Wed, Dec 30

6:00 am - 8:46 amIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

3h 46m1 stop Salt Lake City

12:16 pm - 10:10 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

8h 54m2 stops Los Angeles Los Angeles Salt Lake City

$450Delta

Sat, Oct 17 - Tue, Oct 20

5:35 pm - 8:03 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 28mnonstop

3:03 pm - 5:20 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 17mnonstop

$459American Airlines

Tue, Dec 15 - Tue, Jan 5

6:56 pm - 10:43 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

4h 47m1 stop Salt Lake City

5:29 pm - 10:10 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

3h 41m1 stop Salt Lake City

$479Delta

Tue, Oct 13 - Tue, Oct 20

4:05 pm - 8:14 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

5h 09m1 stop Denver Intl

5:20 am - 1:28 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

7h 08m1 stop Denver Intl

$493United Airlines

Sat, Oct 24 - Mon, Oct 26

Cheap last minute flights

Enter your travel dates to find the best prices.

3:57 pm - 8:44 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

5h 47m1 stop Portland

7:02 am - 1:24 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

5h 22m1 stop Portland

$560Alaska Airlines

Sat, Sep 19 - Sun, Sep 20

3:57 pm - 8:44 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

5h 47m1 stop Portland

7:02 am - 1:24 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

5h 22m1 stop Portland

$560Alaska Airlines

Sat, Sep 19 - Sun, Sep 20

4:04 pm - 8:24 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

5h 20m1 stop Denver Intl

6:00 am - 1:29 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

6h 29m1 stop Denver Intl

$600United Airlines

Sat, Sep 19 - Sun, Sep 20

4:04 pm - 10:09 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

7h 05m1 stop Denver Intl

3:42 pm - 9:18 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

4h 36m1 stop Denver Intl

$607United Airlines

Fri, Sep 18 - Mon, Sep 21

1:05 pm - 11:38 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

11h 33m2 stops Salt Lake City Los Angeles Los Angeles

5:15 pm - 10:22 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

4h 07m1 stop Salt Lake City

$638Delta

Fri, Sep 18 - Mon, Sep 21

1:05 pm - 11:38 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

11h 33m2 stops Salt Lake City Los Angeles Los Angeles

12:08 pm - 10:22 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

9h 14m2 stops Los Angeles Los Angeles Salt Lake City

$643Delta

Fri, Sep 18 - Mon, Sep 21

6:00 am - 3:18 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

10h 18m2 stops Salt Lake City Los Angeles Los Angeles

12:08 pm - 10:22 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

9h 14m2 stops Los Angeles Los Angeles Salt Lake City

$669Delta

Sat, Sep 19 - Sun, Sep 20

3:57 pm - 10:27 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

7h 30m2 stops Portland San Diego

7:02 am - 1:24 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

5h 22m1 stop Portland

$732Alaska Airlines

Sat, Sep 19 - Sun, Sep 20

3:57 pm - 10:27 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

7h 30m2 stops Portland San Diego

7:02 am - 1:24 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

5h 22m1 stop Portland

$732Alaska Airlines

Sat, Sep 19 - Sun, Sep 20

5:53 pm - 10:09 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

5h 16m1 stop Denver Intl

6:00 am - 1:24 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

6h 24m1 stop Denver Intl

$750United Airlines

Fri, Sep 18 - Fri, Sep 25

Cheap direct flights

Enter your travel dates to find the best prices.

5:50 pm - 8:19 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 29mnonstop

9:30 pm - 11:46 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 16mnonstop

$425American Airlines

Wed, Dec 23 - Tue, Dec 29

5:35 pm - 8:03 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 28mnonstop

3:03 pm - 5:20 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 17mnonstop

$459American Airlines

Tue, Dec 15 - Tue, Jan 5

6:36 am - 9:04 amIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 28mnonstop

8:50 pm - 10:59 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 09mnonstop

$460American Airlines

Sat, Nov 7 - Sun, Nov 8

6:36 am - 9:04 amIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 28mnonstop

8:50 pm - 10:59 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 09mnonstop

$460American Airlines

Sat, Nov 7 - Mon, Nov 9

6:36 am - 9:04 amIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 28mnonstop

2:50 pm - 4:59 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 09mnonstop

$467American Airlines

Sun, Nov 15 - Tue, Dec 15

6:44 am - 9:05 amIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 21mnonstop

8:19 pm - 10:31 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 12mnonstop

$473American Airlines

Sun, Nov 22 - Wed, Nov 25

6:22 am - 8:50 amIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 28mnonstop

8:57 pm - 11:07 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 10mnonstop

$493American Airlines

Tue, Feb 9 - Sun, Feb 14

6:36 am - 9:04 amIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 28mnonstop

8:50 pm - 10:59 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 09mnonstop

$508American Airlines

Fri, Nov 13 - Sun, Nov 15

6:36 am - 9:04 amIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 28mnonstop

8:50 pm - 10:59 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 09mnonstop

$508American Airlines

Thu, Nov 12 - Sun, Nov 15

5:35 pm - 8:03 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 28mnonstop

2:50 pm - 4:59 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 09mnonstop

$521American Airlines

Thu, Dec 3 - Mon, Dec 7

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United Airlines flights from Idaho Falls to Phoenix Sky Harbor Intl Airport

Our best United Airlines deals on Idaho Falls to Phoenix Sky Harbor Intl Airport flight tickets

United Airlines

Oct 17

IDA4:05 pmIdaho Falls Fanning Field

5h 09m

1 stop

PHX8:14 pmPhoenix Sky Harbor Intl

Oct 20

PHX11:54 amPhoenix Sky Harbor Intl

4h 22m

1 stop

IDA5:16 pmIdaho Falls Fanning Field

$445

United Airlines

Dec 23

IDA4:20 pmIdaho Falls Fanning Field

6h 25m

1 stop

PHX10:45 pmPhoenix Sky Harbor Intl

Dec 29

PHX8:08 amPhoenix Sky Harbor Intl

7h 30m

1 stop

IDA3:38 pmIdaho Falls Fanning Field

$525

United Airlines

Sep 19

IDA4:04 pmIdaho Falls Fanning Field

5h 20m

1 stop

PHX8:24 pmPhoenix Sky Harbor Intl

Sep 20

PHX6:00 amPhoenix Sky Harbor Intl

6h 29m

1 stop

IDA1:29 pmIdaho Falls Fanning Field

$600

Delta flights from Idaho Falls to Phoenix Sky Harbor Intl Airport

Our best Delta deals on Idaho Falls to Phoenix Sky Harbor Intl Airport flight tickets

Delta

Oct 17

IDA6:00 amIdaho Falls Fanning Field

3h 46m

1 stop

PHX8:46 amPhoenix Sky Harbor Intl

Oct 20

PHX12:16 pmPhoenix Sky Harbor Intl

8h 54m

2 stops

IDA10:10 pmIdaho Falls Fanning Field

$450

Delta

Oct 13

IDA6:56 pmIdaho Falls Fanning Field

4h 47m

1 stop

PHX10:43 pmPhoenix Sky Harbor Intl

Oct 20

PHX5:29 pmPhoenix Sky Harbor Intl

3h 41m

1 stop

IDA10:10 pmIdaho Falls Fanning Field

$479

Delta

Oct 1

IDA6:00 amIdaho Falls Fanning Field

6h 28m

2 stops

PHX11:28 amPhoenix Sky Harbor Intl

Oct 4

PHX5:45 amPhoenix Sky Harbor Intl

5h 30m

1 stop

IDA12:15 pmIdaho Falls Fanning Field

$664

momondo Fare Finder

Use the filters below to find and compare flights from Idaho Falls to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Idaho FallsPhoenix

IDA Idaho Falls Fanning Field - PHX Phoenix Sky Harbor Intl

IDAPHX

Idaho Falls Fanning Field

Mon 10/26

7:30 pm-5:26 pm

1 stop22h 56m

Phoenix Sky Harbor Intl

Fri 10/30

7:30 am-1:34 pm

1 stop5h 04m

$266

Idaho FallsPhoenix

IDA Idaho Falls Fanning Field - PHX Phoenix Sky Harbor Intl

IDAPHX

Idaho Falls Fanning Field

Mon 10/26

7:30 pm-3:41 pm

2 stops21h 11m

Phoenix Sky Harbor Intl

Fri 10/30

7:30 am-1:34 pm

1 stop5h 04m

$296

Quickest round-trip

Idaho FallsPhoenix

IDA Idaho Falls Fanning Field - PHX Phoenix Sky Harbor Intl

IDAPHX

Idaho Falls Fanning Field

Wed 12/23

5:50 pm-8:19 pm

Nonstop2h 29m

Phoenix Sky Harbor Intl

Tue 12/29

9:30 pm-11:46 pm

Nonstop2h 16m

$425

Idaho FallsPhoenix

IDA Idaho Falls Fanning Field - PHX Phoenix Sky Harbor Intl

IDAPHX

Idaho Falls Fanning Field

Sat 10/17

4:05 pm-8:14 pm

1 stop5h 09m

Phoenix Sky Harbor Intl

Tue 10/20

11:54 am-5:16 pm

1 stop4h 22m

$445

Idaho FallsPhoenix

IDA Idaho Falls Fanning Field - PHX Phoenix Sky Harbor Intl

IDAPHX

Idaho Falls Fanning Field

Tue 12/15

3:44 pm-9:16 pm

1 stop5h 32m

Phoenix Sky Harbor Intl

Tue 1/5

4:39 pm-10:53 pm

1 stop6h 14m

$445

Idaho FallsPhoenix

IDA Idaho Falls Fanning Field - PHX Phoenix Sky Harbor Intl

IDAPHX

Idaho Falls Fanning Field

Tue 12/29

3:55 pm-9:37 pm

1 stop5h 42m

Phoenix Sky Harbor Intl

Wed 12/30

7:20 am-1:15 pm

1 stop5h 55m

$445

Idaho FallsPhoenix

IDA Idaho Falls Fanning Field - PHX Phoenix Sky Harbor Intl

IDAPHX

Idaho Falls Fanning Field

Sat 10/17

6:00 am-8:46 am

1 stop3h 46m

Phoenix Sky Harbor Intl

Tue 10/20

12:16 pm-10:10 pm

2 stops8h 54m

$450

Idaho FallsPhoenix

IDA Idaho Falls Fanning Field - PHX Phoenix Sky Harbor Intl

IDAPHX

Idaho Falls Fanning Field

Tue 12/15

5:35 pm-8:03 pm

Nonstop2h 28m

Phoenix Sky Harbor Intl

Tue 1/5

3:03 pm-5:20 pm

Nonstop2h 17m

$459

Idaho FallsPhoenix

IDA Idaho Falls Fanning Field - PHX Phoenix Sky Harbor Intl

IDAPHX

Idaho Falls Fanning Field

Tue 10/13

6:56 pm-10:43 pm

1 stop4h 47m

Phoenix Sky Harbor Intl

Tue 10/20

5:29 pm-10:10 pm

1 stop3h 41m

$479

Idaho FallsPhoenix

IDA Idaho Falls Fanning Field - PHX Phoenix Sky Harbor Intl

IDAPHX

Idaho Falls Fanning Field

Sat 10/24

4:05 pm-8:14 pm

1 stop5h 09m

Phoenix Sky Harbor Intl

Mon 10/26

5:20 am-1:28 pm

1 stop7h 08m

$493

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Idaho Falls to Phoenix Sky Harbor Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Phoenix Sky Harbor Intl Airport?

In general, November is the cheapest month to fly from Idaho Falls to Phoenix Sky Harbor Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $283. If you are unable to visit Phoenix Sky Harbor Intl Airport during the month of November, then departing from Idaho Falls during the month February is also very affordable. Most momondo users find prices during this month for around $381.

What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?

On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport from Idaho Falls is on a Saturday. momondo users have found tickets for Saturday departures for as low as $444. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $615. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phoenix Sky Harbor Intl Airport.

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

In the evening is the cheapest time of day to fly from Idaho Falls to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $199. Flying to Phoenix Sky Harbor Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $518. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Idaho Falls Fanning Field to Phoenix Sky Harbor Intl flight route?

Fly from Idaho Falls Fanning Field to Phoenix Sky Harbor Intl for the best Idaho Falls Fanning Field - Phoenix Sky Harbor Intl flight prices

What cabin class options are available on Idaho Falls to Phoenix Sky Harbor Intl Airport flights?

There are 2 cabin classes available to choose from on Idaho Falls to Phoenix Sky Harbor Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Idaho Falls to Phoenix Sky Harbor Intl Airport flights?

You could potentially save up to 25% on your flight if you consider stops on a Idaho Falls to Phoenix Sky Harbor Intl Airport flight.

How have Idaho Falls to Phoenix Sky Harbor Intl Airport flight prices changed over time?

As of September 2026, prices for Idaho Falls to Phoenix Sky Harbor Intl Airport flights are approximately 152% more expensive when compared to flights at the same time last year.

When to book flights from Idaho Falls to Phoenix Sky Harbor Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Idaho Falls to Phoenix Sky Harbor Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Idaho Falls to Phoenix Sky Harbor Intl Airport (IDA to PHX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho Falls to Phoenix Sky Harbor Intl Airport

Best Price Found	$116
Fastest flight time	2h 27m
Direct flights	Every day

The best one-way flight to Phoenix Sky Harbor Intl Airport from Idaho Falls in the past 72 hours is $116. The best round-trip flight deal from Idaho Falls to Phoenix Sky Harbor Intl Airport found on momondo in the last 72 hours is $266.

The fastest flight from Idaho Falls to Phoenix Sky Harbor Intl Airport takes 2h 27m

Direct flights go from Idaho Falls to Phoenix Sky Harbor Intl Airport every day.

Search flight deals

Frequently asked questions about flying from Idaho Falls to Phoenix Sky Harbor Intl Airport

How far is Idaho Falls Fanning Field to Phoenix Sky Harbor Intl by plane?
A flight from Idaho Falls Fanning Field to Phoenix Sky Harbor Intl will travel around 692.6 mi. By plane, this route typically takes 2h 27m.
When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Phoenix Sky Harbor Intl Airport?
Prices for flights from Idaho Falls Fanning Field Airport to Phoenix Sky Harbor Intl Airport are updated daily.
How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Phoenix Sky Harbor Intl Airport?
The number of operators available for flights from Idaho Falls Fanning Field Airport to Phoenix Sky Harbor Intl Airport is 5 as of September 2026.
How old do you have to be to fly from Idaho Falls Fanning Field Airport to Phoenix Sky Harbor Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Phoenix Sky Harbor Intl Airport.
What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?
The travel and health documents required for your trip to Phoenix Sky Harbor Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Phoenix Sky Harbor Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Idaho Falls to Phoenix Sky Harbor Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from Idaho Falls to Phoenix Sky Harbor Intl Airport is Canadair (Bombardier) Regional Jet 700, representing 36.36% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 9.09%, Airbus A319 at 9.09%, and Boeing 737 MAX 9 at 9.09%.
What is the most popular airline from Idaho Falls to Phoenix Sky Harbor Intl Airport?
Based on momondo bookings for flights between Idaho Falls and Phoenix Sky Harbor Intl Airport, the leading airline is American Airlines, making up 54% of the total bookings. Other popular airlines include Allegiant Air with 13%, United Airlines with 13%, and Delta with 12%.

Best airlines flying from Idaho Falls to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Idaho Falls to Phoenix Sky Harbor Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $104	Free Cancellation	Rating 7.3 679 reviews	Search Allegiant Air flights
Delta	PriceFrom $218	Free Cancellation	Rating 7.8 8,579 reviews	Search Delta flights
Alaska Airlines	PriceFrom $256	Free Cancellation	Rating 7.9 12,937 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $280	Free Cancellation	Rating 7.4 10,214 reviews	Search United Airlines flights
American Airlines	PriceFrom $291	Free Cancellation	Rating 7.1 12,075 reviews	Search American Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Idaho Falls to Phoenix?

It is quick and easy to find Idaho Falls to Phoenix flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Phoenix that suits you.

Can I find flights from Idaho Falls to Phoenix with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Phoenix from Idaho Falls with this policy.

How can momondo help me find flights from Idaho Falls to Phoenix?

Once all potential Idaho Falls to Phoenix flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Idaho Falls to Phoenix right now. Can momondo alert me if prices change?

Price alerts on flights to Phoenix from Idaho Falls are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Idaho Falls to Phoenix from $116

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to Phoenix departing on 12/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Idaho Falls to Phoenix Sky Harbor Intl Airport

Our best United Airlines deals on Idaho Falls to Phoenix Sky Harbor Intl Airport flight tickets

Delta flights from Idaho Falls to Phoenix Sky Harbor Intl Airport

Our best Delta deals on Idaho Falls to Phoenix Sky Harbor Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Idaho Falls to Phoenix Sky Harbor Intl Airport that are best for you.

See travel insights to Phoenix from

How to get the cheapest flight ticket from Idaho Falls to Phoenix Sky Harbor Intl Airport

What is the cheapest month to fly to Phoenix Sky Harbor Intl Airport?

What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

What is the cheapest Idaho Falls Fanning Field to Phoenix Sky Harbor Intl flight route?

What cabin class options are available on Idaho Falls to Phoenix Sky Harbor Intl Airport flights?

Can stopping save me money on Idaho Falls to Phoenix Sky Harbor Intl Airport flights?

How have Idaho Falls to Phoenix Sky Harbor Intl Airport flight prices changed over time?

What is the cheapest airline that flies from Idaho Falls Fanning Field to Phoenix Sky Harbor Intl?

What airlines fly to Phoenix Sky Harbor Intl Airport?

When to book flights from Idaho Falls to Phoenix Sky Harbor Intl Airport

Cheap Idaho Falls to Phoenix Sky Harbor Intl Airport (IDA to PHX) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Idaho Falls to Phoenix Sky Harbor Intl Airport

Best airlines flying from Idaho Falls to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Idaho Falls to Phoenix Sky Harbor Intl Airport with momondo

Traveling to a place near Phoenix?

Why use momondo?

An easier way to manage your Phoenix Sky Harbor Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Phoenix

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in Phoenix. Availability may vary depending on flight origin and airline.

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