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Cheap flights from Idaho Falls to Arizona from $55

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 Arizona departing on 3/6. 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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0 bags

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Find the cheapest flights from Idaho Falls to Arizona

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
10:13 pm - 10:59 pm
IDA
-
LAS
1h 46mnonstop
Allegiant Air Logo
12:28 pm - 3:14 pm
LAS
-
IDA
1h 46mnonstop
$106Allegiant Air
Mon, Mar 16 - Fri, Mar 20
Allegiant Air Logo
10:21 pm - 11:02 pm
IDA
-
LAS
1h 41mnonstop
Allegiant Air Logo
12:42 pm - 3:27 pm
LAS
-
IDA
1h 45mnonstop
$113Allegiant Air
Mon, Apr 27 - Fri, May 1
Multiple Airlines Logo
10:13 pm - 8:18 pm
IDA
-
PHX
23h 05m
1 stop
Multiple Airlines Logo
12:11 pm - 9:23 pm
PHX
-
IDA
8h 12m
1 stop
$207Multiple Airlines
Mon, Mar 16 - Mon, Mar 23
Multiple Airlines Logo
10:30 pm - 3:18 pm
IDA
-
PHX
17h 48m
1 stop
Multiple Airlines Logo
8:27 pm - 3:14 pm
PHX
-
IDA
17h 47m
1 stop
$211Multiple Airlines
Mon, Mar 9 - Thu, Mar 12
United Airlines Logo
2:31 pm - 8:11 pm
IDA
-
TUS
6h 40m
1 stop
United Airlines Logo
5:45 am - 1:24 pm
TUS
-
IDA
6h 39m
1 stop
$369United Airlines
Fri, Jun 26 - Sun, Jun 28
Delta Logo
6:55 pm - 9:55 pm
IDA
-
TUS
4h 00m
1 stop
Delta Logo
6:00 am - 6:15 pm
TUS
-
IDA
11h 15m
2 stops
$374Delta
Wed, Mar 25 - Tue, Apr 7
American Airlines Logo
2:18 pm - 11:07 pm
IDA
-
TUS
8h 49m
1 stop
American Airlines Logo
5:58 pm - 11:24 pm
TUS
-
IDA
5h 26m
1 stop
$380American Airlines
Sat, Feb 28 - Tue, Mar 3
Delta Logo
1:10 pm - 9:05 pm
IDA
-
TUS
8h 55m
2 stops
Delta Logo
6:00 am - 6:15 pm
TUS
-
IDA
11h 15m
2 stops
$420Delta
Wed, Mar 25 - Tue, Apr 7
United Airlines Logo
2:35 pm - 8:49 pm
IDA
-
TUS
7h 14m
1 stop
United Airlines Logo
6:00 am - 1:32 pm
TUS
-
IDA
6h 32m
1 stop
$421United Airlines
Wed, Mar 25 - Tue, Apr 7
American Airlines Logo
6:18 am - 10:59 am
IDA
-
TUS
4h 41m
1 stop
American Airlines Logo
5:58 pm - 11:24 pm
TUS
-
IDA
5h 26m
1 stop
$465American Airlines
Tue, Mar 3 - Sat, Mar 7

Allegiant Air flights from Idaho Falls to Arizona

Our best Allegiant Air deals on Idaho Falls to Arizona flight tickets
Allegiant Air
Feb 23
IDA10:31 pmIdaho Falls Fanning Field
1h 48m
LAS11:19 pmLas Vegas Harry Reid Intl
Feb 27
LAS12:45 pmLas Vegas Harry Reid Intl
1h 45m
IDA3:30 pmIdaho Falls Fanning Field
$92
Allegiant Air
Feb 23
IDA10:31 pmIdaho Falls Fanning Field
1h 48m
LAS11:19 pmLas Vegas Harry Reid Intl
Feb 27
LAS12:45 pmLas Vegas Harry Reid Intl
1h 45m
IDA3:30 pmIdaho Falls Fanning Field
$93
Allegiant Air
Mar 16
IDA10:13 pmIdaho Falls Fanning Field
1h 46m
LAS10:59 pmLas Vegas Harry Reid Intl
Mar 20
LAS12:28 pmLas Vegas Harry Reid Intl
1h 46m
IDA3:14 pmIdaho Falls Fanning Field
$106

Alaska Airlines flights from Idaho Falls to Arizona

Our best Alaska Airlines deals on Idaho Falls to Arizona flight tickets
Alaska Airlines
Mar 7
IDA5:20 pmIdaho Falls Fanning Field
5h 35m
1 stop
PHX10:55 pmPhoenix Sky Harbor Intl
Mar 11
PHX7:20 amPhoenix Sky Harbor Intl
8h 23m
1 stop
IDA4:43 pmIdaho Falls Fanning Field
$277
Alaska Airlines
Mar 3
IDA5:20 pmIdaho Falls Fanning Field
7h 35m
1 stop
LAS11:55 pmLas Vegas Harry Reid Intl
Apr 1
LAS8:00 amLas Vegas Harry Reid Intl
7h 19m
1 stop
IDA4:19 pmIdaho Falls Fanning Field
$286
Alaska Airlines
Feb 28
IDA5:20 pmIdaho Falls Fanning Field
7h 35m
1 stop
LAS11:55 pmLas Vegas Harry Reid Intl
Apr 2
LAS8:00 amLas Vegas Harry Reid Intl
7h 19m
1 stop
IDA4:19 pmIdaho Falls Fanning Field
$295

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Arizona that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 17, 2026.
Use the filters below to find and compare flights from Idaho Falls to Arizona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Mon 3/16

10:13 pm-10:59 pm

Nonstop1h 46m

Las Vegas Harry Reid Intl

Fri 3/20

12:28 pm-3:14 pm

Nonstop1h 46m

$106

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Mon 4/27

10:21 pm-11:02 pm

Nonstop1h 41m

Las Vegas Harry Reid Intl

Fri 5/1

12:42 pm-3:27 pm

Nonstop1h 45m

$113

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Mon 3/16

10:13 pm-8:18 pm

1 stop23h 05m

Phoenix Sky Harbor Intl

Mon 3/23

12:11 pm-9:23 pm

1 stop8h 12m

$207

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Mon 3/9

10:30 pm-3:18 pm

1 stop17h 48m

Phoenix Sky Harbor Intl

Thu 3/12

8:27 pm-3:14 pm

1 stop17h 47m

$211

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Fri 6/26

2:31 pm-8:11 pm

1 stop6h 40m

Tucson

Sun 6/28

5:45 am-1:24 pm

1 stop6h 39m

$369

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Wed 3/25

6:55 pm-9:55 pm

1 stop4h 00m

Tucson

Tue 4/7

6:00 am-6:15 pm

2 stops11h 15m

$374

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Sat 2/28

2:18 pm-11:07 pm

1 stop8h 49m

Tucson

Tue 3/3

5:58 pm-11:24 pm

1 stop5h 26m

$380

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Wed 3/25

1:10 pm-9:05 pm

2 stops8h 55m

Tucson

Tue 4/7

6:00 am-6:15 pm

2 stops11h 15m

$420

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Wed 3/25

2:35 pm-8:49 pm

1 stop7h 14m

Tucson

Tue 4/7

6:00 am-1:32 pm

1 stop6h 32m

$421

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Tue 3/3

6:18 am-10:59 am

1 stop4h 41m

Tucson

Sat 3/7

5:58 pm-11:24 pm

1 stop5h 26m

$465

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Arizona from

How to get the cheapest flight ticket from Idaho Falls to Arizona

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

What is the cheapest month to fly to Arizona?

The month of September is, on average, the cheapest month to fly to Arizona from Idaho Falls, with most prices found around $215. If you aren’t able to travel to Arizona during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $324.

What is the cheapest day to depart on your flight to Arizona?

On average, the least expensive day to fly to Arizona from Idaho Falls is on a Saturday. momondo users have found tickets for Saturday departures for as low as $494. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Arizona is Tuesday, with ticket prices averaging around $604.

What is the cheapest time of day to depart on your flight to Arizona?

Our most recent data shows that the best time of day to fly to Arizona is in the afternoon. Flights from Idaho Falls to Arizona during this time can be as low as $170. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $500 on average. Flights to Arizona from Idaho Falls in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Idaho Falls Fanning Field to Arizona flight route?

Fly from Idaho Falls Fanning Field to Phoenix-Mesa Gateway for the best Idaho Falls Fanning Field - Arizona flight prices

What cabin class options are available on Idaho Falls Fanning Field to Arizona flights?

There are 2 cabin classes available to choose from on Idaho Falls Fanning Field to Arizona 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 Arizona flights?

No. A direct flight is the cheapest option for a flight between Idaho Falls to Arizona.

Cheap Idaho Falls to Arizona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho Falls to Arizona

Best Price Found

$289

Fastest flight time

1h 41m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Arizona

66 airports
The best one-way flight to Arizona from Idaho Falls in the past 72 hours is $289. The best round-trip flight deal from Idaho Falls to Arizona found on momondo in the last 72 hours is $178.
The fastest flight from Idaho Falls to Arizona takes 1h 41m
Direct flights go from Idaho Falls to Arizona on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There are 66 airports in Arizona. From Idaho Falls there are direct flights to Phoenix Sky Harbor Intl (PHX), Las Vegas Harry Reid Intl (LAS).
Search flight deals

  • When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Arizona?

    Prices for flights from Idaho Falls Fanning Field Airport to Arizona were last updated today.

  • How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Arizona?

  • How old do you have to be to fly from Idaho Falls Fanning Field Airport to Arizona?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 Arizona.

  • What documentation or ID do you need to fly to Arizona?

    The required travel and health documents for your Arizona trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Arizona. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Idaho Falls to Arizona?

Best airlines flying from Idaho Falls to Arizona

Compare and see reviews for airlines that fly from Idaho Falls to Arizona with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $110Free CancellationRating
7.2
711 reviews
Search Allegiant Air flights
DeltaPriceFrom $142Free CancellationRating
7.9
8,206 reviews
Search Delta flights
United AirlinesPriceFrom $280Free CancellationRating
7.4
9,308 reviews
Search United Airlines flights
American AirlinesPriceFrom $291Free CancellationRating
7.2
11,294 reviews
Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Arizona from Idaho Falls.

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

Flights from Idaho Falls to Arizona with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Arizona from Idaho Falls.

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

If you are not ready to book a flight from Idaho Falls to Arizona now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Arizona and let you know when they change.

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