HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho Falls

$54+ Cheap flights from Arizona to Idaho Falls (IDA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IDA
Jun 17 — Jun 241
Wed 6/17
Wed 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Arizona to Idaho Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Arizona to Idaho Falls

Cheapest flights from Arizona to Idaho Falls
Explore the most affordable flight options available from Arizona to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 18, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/221:22 pm
LAS
-
IDA
Nonstop1h 46m
Allegiant Air
Mon 6/2910:56 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Deal found 5/16$93
This Cheapflightsfares deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/71:17 pm
LAS
-
IDA
Nonstop1h 48m
Allegiant Air
Mon 8/1010:54 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Deal found 5/17$97
This Cheapflightsfares deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/161:12 pm
LAS
-
IDA
Nonstop1h 48m
Allegiant Air
Mon 10/199:33 pm
IDA
-
LAS
Nonstop1h 44m
Allegiant Air
Deal found 5/14$105
This Cheapflightsfares deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/101:12 pm
LAS
-
IDA
Nonstop1h 48m
Allegiant Air
Mon 7/1310:47 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Deal found 5/17$106
This Cheapflightsfares deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/51:22 pm
LAS
-
IDA
Nonstop1h 46m
Allegiant Air
Mon 6/810:56 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Deal found 5/17$110
This Super.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:05 am
LAS
-
IDA
Nonstop1h 45m
Allegiant Air
Fri 6/510:56 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Deal found 5/13$123
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/171:12 pm
LAS
-
IDA
Nonstop1h 48m
Allegiant Air
Fri 7/2410:47 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Deal found 5/14$131
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:51 am
LAS
-
IDA
Nonstop1h 48m
Allegiant Air
Mon 10/199:33 pm
IDA
-
LAS
Nonstop1h 44m
Allegiant Air
Deal found 5/14$146
This Cheapflightsfares deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2210:15 am
LAS
-
IDA
Nonstop1h 45m
Allegiant Air
Mon 5/257:48 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Deal found 5/13$149
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/161:12 pm
LAS
-
IDA
Nonstop1h 48m
Allegiant Air
Fri 10/1610:49 pm
IDA
-
LAS
Nonstop1h 44m
Allegiant Air
Deal found 5/14$154
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/410:27 pm
PHX
-
IDA
1 stop16h 41m
Multiple Airlines
Mon 6/810:56 pm
IDA
-
PHX
1 stop12h 57m
Multiple Airlines
Deal found 5/14$173
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/299:40 pm
LAS
-
IDA
1 stop10h 15m
Multiple Airlines
Fri 7/3110:47 pm
IDA
-
LAS
Nonstop1h 43m
Multiple Airlines
Deal found 5/13$180

Find flight deals from Arizona to Idaho Falls

Keep the following information in mind while searching for Arizona to Idaho Falls flight deals. Data was last updated May 18, 2026.

Round-trip from

$93
(Cheapflightsfares)

One-way from

$54
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$291

Good round-trip deal

$195 or less

Good one-way deal

$85 or less
From Arizona to Idaho Falls Fanning Field
Search Deals
One-way flight from Arizona to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Arizona to Idaho Falls Fanning Field.
Search Deals
Price to beat on a one-way flight from Arizona to Idaho Falls Fanning Field.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Arizona to Idaho Falls 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, Cheapflights users made 2,558,603 searches. Data last updated May 18, 2026.
Use the filters below to find and compare flights from Arizona to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Mon 6/22

1:22 pm-4:08 pm

Nonstop1h 46m

Idaho Falls Fanning Field

Mon 6/29

10:56 pm-11:39 pm

Nonstop1h 43m

$93

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 7/10

11:21 am-9:57 pm

1 stop9h 36m

Idaho Falls Fanning Field

Mon 7/13

10:47 pm-11:30 pm

Nonstop1h 43m

$204

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Wed 7/29

9:40 pm-8:55 am

1 stop10h 15m

Idaho Falls Fanning Field

Fri 7/31

9:47 am-11:40 pm

1 stop14h 53m

$246

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 5/29

8:05 am-10:50 am

Nonstop1h 45m

Idaho Falls Fanning Field

Fri 6/5

6:39 pm-1:36 pm

1 stop19h 57m

$268

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 6/5

6:00 am-3:26 pm

1 stop8h 26m

Idaho Falls Fanning Field

Mon 6/8

4:03 pm-8:05 pm

1 stop5h 02m

$310

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Sat 10/17

7:00 am-1:06 pm

1 stop5h 06m

Idaho Falls Fanning Field

Thu 10/22

4:12 pm-10:17 pm

1 stop7h 05m

$324

TucsonIdaho Falls

TUS - IDA

TUSIDA

Tucson

Wed 6/17

2:29 pm-10:39 pm

1 stop7h 10m

Idaho Falls Fanning Field

Wed 6/24

7:15 am-1:31 pm

1 stop7h 16m

$364

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 9/24

4:13 pm-10:56 pm

1 stop5h 43m

Idaho Falls Fanning Field

Sun 9/27

3:57 pm-11:25 pm

1 stop8h 28m

$379

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Tue 6/16

3:12 pm-10:39 pm

1 stop6h 27m

Idaho Falls Fanning Field

Tue 6/23

1:43 pm-9:00 pm

1 stop8h 17m

$403

TucsonIdaho Falls

TUS - IDA

TUSIDA

Tucson

Thu 7/9

2:29 pm-10:39 pm

1 stop7h 10m

Idaho Falls Fanning Field

Mon 7/13

7:15 am-1:31 pm

1 stop7h 16m

$409

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/16

Showing 1-10 of 45 resultsSorted by cheapest first
1
2
3
...
5

Best time to book a flight from Arizona to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Arizona with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Arizona to Idaho Falls

What is the cheapest month to book a flight from Arizona to Idaho Falls?

Currently, June is the cheapest month in which you can book a flight from Arizona to Idaho Falls (average of $97). Flying from Arizona to Idaho Falls in April is currently the most expensive (average of $240). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from AZ to IDA?

Find hourly flight availability from Arizona to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 18, 2026.

One of the essential ways to save on airfare from Arizona to Idaho Falls is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 43% on airfare.

How much does it cost to fly round-trip from Arizona to Idaho Falls?

Related info for your journey

Find useful and relevant information for your journey from Arizona to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Idaho Falls from Arizona?

    If you book a flight to Idaho Falls from Arizona, you will be flying to Fanning Field, which is the city’s only airport. Idaho Falls Fanning Field (IDA) is located 3.8 mi from the center of Idaho Falls.

  • How long is the flight from Arizona to Idaho Falls?

    There are many flights that can get you from Arizona to Idaho Falls in 1h 46m. Fly via Allegiant Air, Alaska Airlines, or Delta to get the fastest option. The distance between Arizona and Idaho Falls is about 538 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Arizona to Idaho Falls one-way?

    $77 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $140 and $145, respectively.

  • What are the most popular routes from Arizona to Idaho Falls?

    While some choose either Tucson - Idaho Falls Fanning Field or Las Vegas Harry Reid Intl - Idaho Falls Fanning Field, Phoenix Sky Harbor Intl - Idaho Falls Fanning Field is the most popular route from Arizona to Idaho Falls.

  • What are the most reliable airlines from Arizona to Idaho Falls?

    The top 3 most reliable airlines when flying from Arizona to Idaho Falls are Porter Airlines (100%), SkyWest Airlines (80%) and American Airlines (80%).

  • Can I find deals for flights from Arizona to Idaho Falls that include hotel bookings?

    Yes. In addition to deals on Arizona to Idaho Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Arizona to Idaho Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Arizona to Idaho Falls.

  • Can I find deals for business class flights from Arizona to Idaho Falls?

    Yes. Cheapflights offers flight deals from Arizona to Idaho Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Arizona to Idaho Falls?

    Currently, June is the cheapest month in which you can book a flight from Arizona to Idaho Falls (average of $97). Flying from Arizona to Idaho Falls in April is currently the most expensive (average of $240). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Arizona to Idaho Falls

Discover the top 4 airlines that operate flights from Arizona to Idaho Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$108Average$210FlexibilityNo cancel feeOn-time88%
DeltaCheapest$220Average$408FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$351FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$290Average$459FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.