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Cheap flights from Idaho to Arizona from $52

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 to Arizona departing on 7/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Idaho to Arizona

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
10:47 pm - 11:30 pm
IDA
-
LAS
1h 43mnonstop
Allegiant Air Logo
1:17 pm - 4:05 pm
LAS
-
IDA
1h 48mnonstop
$89Allegiant Air
Mon, Aug 3 - Fri, Aug 7
Allegiant Air Logo
10:54 pm - 11:37 pm
IDA
-
LAS
1h 43mnonstop
Allegiant Air Logo
1:17 pm - 4:05 pm
LAS
-
IDA
1h 48mnonstop
$93Allegiant Air
Fri, Aug 7 - Mon, Aug 10
Southwest Logo
8:45 pm - 11:30 pm
BOI
-
LAS
3h 45m
1 stop
Southwest Logo
10:55 am - 7:45 pm
LAS
-
BOI
7h 50m
2 stops
$218Southwest
Sun, Aug 9 - Tue, Aug 11
Southwest Logo
3:45 pm - 9:20 pm
BOI
-
LAS
6h 35m
1 stop
Southwest Logo
2:15 pm - 10:50 pm
LAS
-
BOI
7h 35m
2 stops
$222Southwest
Fri, Aug 28 - Mon, Aug 31
Alaska Airlines Logo
4:35 pm - 9:08 pm
BOI
-
LAS
5h 33m
1 stop
Alaska Airlines Logo
5:52 pm - 8:43 pm
LAS
-
BOI
1h 51mnonstop
$225Alaska Airlines
Mon, Aug 10 - Thu, Aug 13
Alaska Airlines Logo
7:03 am - 2:33 pm
GEG
-
PHX
7h 30m
1 stop
Alaska Airlines Logo
3:15 pm - 10:49 pm
PHX
-
GEG
7h 34m
1 stop
$233Alaska Airlines
Tue, Aug 25 - Sat, Aug 29
American Airlines Logo
6:30 am - 9:14 am
GEG
-
PHX
2h 44mnonstop
American Airlines Logo
8:30 pm - 11:06 pm
PHX
-
GEG
2h 36mnonstop
$237American Airlines
Tue, Jul 21 - Sat, Jul 25
American Airlines Logo
6:30 am - 9:20 am
GEG
-
PHX
2h 50mnonstop
American Airlines Logo
10:04 am - 12:51 pm
PHX
-
GEG
2h 47mnonstop
$239American Airlines
Mon, Sep 28 - Wed, Sep 30
Delta Logo
5:00 pm - 9:46 pm
GEG
-
TUS
4h 46m
1 stop
Delta Logo
4:42 pm - 11:48 pm
TUS
-
GEG
7h 06m
1 stop
$299Delta
Tue, Sep 1 - Tue, Sep 15
Delta Logo
6:57 pm - 9:44 pm
IDA
-
TUS
3h 47m
1 stop
Delta Logo
7:06 am - 12:15 pm
TUS
-
IDA
4h 09m
1 stop
$321Delta
Thu, Sep 10 - Sun, Sep 13

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Alaska Airlines flights from Idaho to Arizona

Our best Alaska Airlines deals on Idaho to Arizona flight tickets
Alaska Airlines
Aug 10
BOI4:15 pmBoise Air Term. Gowen Fld
1h 57m
LAS5:12 pmLas Vegas Harry Reid Intl
Aug 13
LAS7:05 amLas Vegas Harry Reid Intl
7h 21m
1 stop
BOI3:26 pmBoise Air Term. Gowen Fld
$220
Alaska Airlines
Aug 10
BOI4:35 pmBoise Air Term. Gowen Fld
5h 33m
1 stop
LAS9:08 pmLas Vegas Harry Reid Intl
Aug 13
LAS5:52 pmLas Vegas Harry Reid Intl
1h 51m
BOI8:43 pmBoise Air Term. Gowen Fld
$225
Alaska Airlines
Sep 9
BOI6:23 amBoise Air Term. Gowen Fld
5h 36m
1 stop
LAS10:59 amLas Vegas Harry Reid Intl
Sep 9
LAS1:25 pmLas Vegas Harry Reid Intl
6h 10m
1 stop
BOI8:35 pmBoise Air Term. Gowen Fld
$231

Southwest flights from Idaho to Arizona

Our best Southwest deals on Idaho to Arizona flight tickets
Southwest
Jul 25
GEG5:00 amSpokane
2h 20m
LAS7:20 amLas Vegas Harry Reid Intl
Aug 1
LAS8:15 amLas Vegas Harry Reid Intl
2h 20m
GEG10:35 amSpokane
$201
Southwest
Jul 20
BOI7:40 pmBoise Air Term. Gowen Fld
1h 45m
LAS8:25 pmLas Vegas Harry Reid Intl
Jul 22
LAS7:55 amLas Vegas Harry Reid Intl
1h 50m
BOI10:45 amBoise Air Term. Gowen Fld
$218
Southwest
Aug 28
BOI3:45 pmBoise Air Term. Gowen Fld
6h 35m
1 stop
LAS9:20 pmLas Vegas Harry Reid Intl
Aug 31
LAS2:15 pmLas Vegas Harry Reid Intl
7h 35m
2 stops
BOI10:50 pmBoise Air Term. Gowen Fld
$222

momondo Fare Finder

 
Customize your flight search to find flights from Idaho 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 June 28, 2026.
Use the filters below to find and compare flights from Idaho to Arizona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Mon 8/3

10:47 pm-11:30 pm

Nonstop1h 43m

Las Vegas Harry Reid Intl

Fri 8/7

1:17 pm-4:05 pm

Nonstop1h 48m

$89

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Fri 8/7

10:54 pm-11:37 pm

Nonstop1h 43m

Las Vegas Harry Reid Intl

Mon 8/10

1:17 pm-4:05 pm

Nonstop1h 48m

$93

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Sun 8/9

8:45 pm-11:30 pm

1 stop3h 45m

Las Vegas Harry Reid Intl

Tue 8/11

10:55 am-7:45 pm

2 stops7h 50m

$218

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Fri 8/28

3:45 pm-9:20 pm

1 stop6h 35m

Las Vegas Harry Reid Intl

Mon 8/31

2:15 pm-10:50 pm

2 stops7h 35m

$222

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Mon 8/10

4:35 pm-9:08 pm

1 stop5h 33m

Las Vegas Harry Reid Intl

Thu 8/13

5:52 pm-8:43 pm

Nonstop1h 51m

$225

SpokanePhoenix

GEG - PHX

GEGPHX

Spokane

Tue 8/25

7:03 am-2:33 pm

1 stop7h 30m

Phoenix Sky Harbor Intl

Sat 8/29

3:15 pm-10:49 pm

1 stop7h 34m

$233

SpokanePhoenix

GEG - PHX

GEGPHX

Spokane

Tue 7/21

6:30 am-9:14 am

Nonstop2h 44m

Phoenix Sky Harbor Intl

Sat 7/25

8:30 pm-11:06 pm

Nonstop2h 36m

$237

SpokanePhoenix

GEG - PHX

GEGPHX

Spokane

Mon 9/28

6:30 am-9:20 am

Nonstop2h 50m

Phoenix Sky Harbor Intl

Wed 9/30

10:04 am-12:51 pm

Nonstop2h 47m

$239

SpokaneTucson

GEG - TUS

GEGTUS

Spokane

Tue 9/1

5:00 pm-9:46 pm

1 stop4h 46m

Tucson

Tue 9/15

4:42 pm-11:48 pm

1 stop7h 06m

$299

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Thu 9/10

6:57 pm-9:44 pm

1 stop3h 47m

Tucson

Sun 9/13

7:06 am-12:15 pm

1 stop4h 09m

$321

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 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 December is, on average, the cheapest month to fly to Arizona from Idaho, with most prices found around $73. If you aren’t able to travel to Arizona during the month of December, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $78.

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

On average, the least expensive day to fly to Arizona from Idaho is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $346. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Arizona is Monday, with ticket prices averaging around $494.

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 at noon. Flights from Idaho to Arizona during this time can be as low as $355. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $402 on average. Flights to Arizona from Idaho in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Idaho to Arizona flight route?

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

How far in advance should I book a flight from Idaho to Arizona?

You are more likely to see cheaper flights to Arizona from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to Arizona for around $298 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Arizona from Idaho for as low as $232 on momondo.

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

There are 4 cabin classes available to choose from on Idaho 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 to Arizona flights?

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

Cheap Idaho to Arizona flight deals and tips

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

Best Price Found

$130

Fastest flight time

1h 35m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Arizona

66 airports
The best one-way flight to Arizona from Idaho in the past 72 hours is $130. The best round-trip flight deal from Idaho to Arizona found on momondo in the last 72 hours is $128.
The fastest flight from Idaho to Arizona takes 1h 35m
Direct flights go from Idaho to Arizona on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is Allegiant Air.
There are 66 airports in Arizona. From Idaho there are direct flights to Las Vegas Harry Reid Intl (LAS).
Search flight deals

Frequently asked questions about flying from Idaho to Arizona

  • When did momondo last update prices for flights from Idaho to Arizona?

    Prices for flights from Idaho to Arizona refresh daily.

  • How many operators does momondo search for flights from Idaho to Arizona?

  • How old do you have to be to fly from Idaho to Arizona?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho 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 to Arizona?

Best airlines flying from Idaho to Arizona

Compare and see reviews for airlines that fly from Idaho to Arizona with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $78Free CancellationRating
7.8
2,826 reviews
Search Hawaiian Airlines flights
Allegiant AirPriceFrom $82Free CancellationRating
7.3
691 reviews
Search Allegiant Air flights
DeltaPriceFrom $98Free CancellationRating
7.8
8,455 reviews
Search Delta flights
Alaska AirlinesPriceFrom $157Free CancellationRating
7.9
12,587 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $157Free CancellationRating
7.9
4,246 reviews
Search Southwest flights
American AirlinesPriceFrom $162Free CancellationRating
7.1
11,776 reviews
Search American Airlines flights
United AirlinesPriceFrom $198Free CancellationRating
7.4
9,899 reviews
Search United Airlines flights

Why use momondo?

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

Finding the right flight to Arizona from Idaho is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Arizona quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Arizona from Idaho which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Idaho to Arizona 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 to Arizona right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Idaho to Arizona flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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