Arizona

$50+ Cheap flights from Idaho Falls (IDA) to Arizona

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — PHX
Apr 16 — Apr 231
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho Falls to Arizona 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 Idaho Falls to Arizona

Cheapest flights from Idaho Falls to Arizona
Explore the most affordable flight options available from Idaho Falls to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

This Booking.com deal was found by Cheapflights users on 3/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1110:21 pm
IDA
-
LAS
Nonstop1h 41m
Allegiant Air
Fri 5/2210:15 am
LAS
-
IDA
Nonstop1h 45m
Allegiant Air
Deal found 3/13$80
This Cheapflightsfares deal was found by Cheapflights users on 3/11. 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 5/1110:21 pm
IDA
-
LAS
Nonstop1h 41m
Allegiant Air
Fri 5/1512:42 pm
LAS
-
IDA
Nonstop1h 45m
Allegiant Air
Deal found 3/11$97
This Cheapflightsfares deal was found by Cheapflights users on 3/12. 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 4/610:06 pm
IDA
-
LAS
Nonstop1h 41m
Allegiant Air
Fri 4/1012:42 pm
LAS
-
IDA
Nonstop1h 45m
Allegiant Air
Deal found 3/12$101
This Mytrip deal was found by Cheapflights users on 3/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/310:06 pm
IDA
-
LAS
Nonstop1h 41m
Allegiant Air
Fri 4/1012:42 pm
LAS
-
IDA
Nonstop1h 45m
Allegiant Air
Deal found 3/15$106
This Cheapflightsfares deal was found by Cheapflights users on 3/14. 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 4/310:06 pm
IDA
-
LAS
Nonstop1h 41m
Allegiant Air
Fri 4/1712:42 pm
LAS
-
IDA
Nonstop1h 45m
Allegiant Air
Deal found 3/14$109
This Cheapflightsfares deal was found by Cheapflights users on 3/15. 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 3/3010:13 pm
IDA
-
LAS
Nonstop1h 46m
Allegiant Air
Mon 4/612:27 pm
LAS
-
IDA
Nonstop1h 45m
Allegiant Air
Deal found 3/15$115
This Cheapflightsfares deal was found by Cheapflights users on 3/16. 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.
Fri 4/310:06 pm
IDA
-
LAS
Nonstop1h 41m
Allegiant Air
Mon 4/612:27 pm
LAS
-
IDA
Nonstop1h 45m
Allegiant Air
Deal found 3/16$119
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/14:17 pm
IDA
-
PHX
1 stop24h 49m
Multiple Airlines
Mon 5/412:15 pm
PHX
-
IDA
1 stop8h 16m
Multiple Airlines
Deal found 3/16$195
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 4/310:06 pm
IDA
-
PHX
1 stop23h 41m
Multiple Airlines
Mon 4/136:45 am
PHX
-
IDA
1 stop7h 42m
Multiple Airlines
Deal found 3/14$233
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 4/2710:21 pm
IDA
-
PHX
1 stop15h 34m
Multiple Airlines
Thu 4/308:07 pm
PHX
-
IDA
1 stop18h 20m
Multiple Airlines
Deal found 3/14$243
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 4/2410:21 pm
IDA
-
PHX
1 stop14h 29m
Multiple Airlines
Thu 4/308:07 pm
PHX
-
IDA
1 stop18h 20m
Multiple Airlines
Deal found 3/14$260
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
Mon 3/3010:13 pm
IDA
-
PHX
2 stops16h 48m
Multiple Airlines
Mon 4/66:45 am
PHX
-
IDA
1 stop7h 27m
Multiple Airlines
Deal found 3/13$268

Find flight deals from Idaho Falls to Arizona

Keep the following information in mind while searching for Idaho Falls to Arizona flight deals. Data was last updated March 17, 2026.

Round-trip from

$80
(Booking.com)

One-way from

$50
(Kissandfly.com)

Popular in

June

Cheapest in

September

Average price

$411

Good round-trip deal

$186 or less

Good one-way deal

$285 or less
From Idaho Falls Fanning Field to Arizona
One-way flight from Idaho Falls Fanning Field to Arizona
Highest demand for flights based on searches. 15% potential increase in price ($67 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Average for round-trip flights in March 2026
Price to beat on a round-trip flight from Idaho Falls Fanning Field to Arizona.
Price to beat on a one-way flight from Idaho Falls Fanning Field to Arizona.

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated March 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

Cheapest round-trip

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Mon 5/4

4:06 pm-11:59 pm

1 stop8h 53m

Phoenix Sky Harbor Intl

Thu 5/7

6:00 am-3:29 pm

1 stop8h 29m

$281

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Mon 5/4

4:06 pm-11:59 pm

1 stop8h 53m

Phoenix Sky Harbor Intl

Wed 5/6

4:00 pm-3:29 pm

1 stop22h 29m

$332

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Mon 4/20

4:59 pm-11:59 pm

1 stop8h 00m

Las Vegas Harry Reid Intl

Fri 4/24

8:54 pm-3:29 pm

1 stop17h 35m

$361

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Fri 4/3

2:30 pm-8:18 pm

1 stop6h 48m

Tucson

Sun 4/5

6:00 am-1:24 pm

1 stop6h 24m

$384

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Thu 4/23

6:00 am-7:14 pm

2 stops14h 14m

Las Vegas Harry Reid Intl

Tue 4/28

7:00 am-3:29 pm

1 stop7h 29m

$392

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Sat 5/2

6:00 am-2:36 pm

2 stops9h 36m

Phoenix Sky Harbor Intl

Mon 5/4

7:15 pm-10:40 pm

2 stops26h 25m

$407

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Fri 4/24

4:06 pm-9:31 am

2 stops18h 25m

Las Vegas Harry Reid Intl

Mon 4/27

7:42 pm-3:29 pm

2 stops18h 47m

$407

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Tue 4/28

4:06 pm-10:28 am

2 stops19h 22m

Phoenix Sky Harbor Intl

Fri 5/1

5:00 am-10:40 pm

1 stop16h 40m

$435

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Sun 4/5

4:59 pm-8:25 am

2 stops16h 26m

Las Vegas Harry Reid Intl

Wed 4/8

7:00 am-10:52 pm

1 stop14h 52m

$435

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Tue 4/14

4:59 pm-9:53 am

2 stops17h 54m

Las Vegas Harry Reid Intl

Tue 4/21

11:36 am-10:52 pm

2 stops10h 16m

$470

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Showing 1-10 of 37 resultsSorted by cheapest first
1
2
3
4

Best time to book a flight from Idaho Falls to Arizona

Have a flexible travel schedule? Discover the best time to fly to Arizona from Idaho Falls 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 Idaho Falls to Arizona

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

Currently, May is the cheapest month in which you can book a flight from Idaho Falls to Arizona (average of $98). Flying from Idaho Falls to Arizona in March is currently the most expensive (average of $178). 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 IDA to AZ?

Find hourly flight availability from Idaho Falls to Arizona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 17, 2026.

One of the essential ways to save on airfare from Idaho Falls to Arizona is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 52% on airfare.

Weekly flight availability from Idaho Falls to Arizona

Explore weekly flight availability from Idaho Falls to Arizona. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 17, 2026.

The most flights from IDA to USAZ are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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

Reviews of airlines servicing Arizona

Get insights into the airlines that provide service to Arizona. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Arizona. Reviews last updated March 17, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAllegiant Air from Idaho Falls to Arizona. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Arizona. 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 from for flights from Idaho Falls to Arizona?

    Idaho Falls Fanning Field (IDA), located 3.8 mi from the city center, is the airport you fly out of when you book flights from Idaho Falls to Arizona.

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

    Alaska Airlines, United Airlines, and Delta can get you from Idaho Falls to Arizona in just under 6h 05m. Your travel time can differ by up to 2h 48m. There are 790 mi between Idaho Falls and Arizona. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with Allegiant Air, which is currently one of the cheapest options available, starting at $57. Delta flights start at $139 while deals on United Airlines start at $177 one-way.

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

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

    Consider SkyWest Airlines (90%), American Airlines (90%) or Porter Airlines (90%) when booking your flight. These represent the most reliable airlines when flying from Idaho Falls to Arizona.

  • What are the cheapest flights from Idaho Falls to Arizona?

    While on average a flight from Idaho Falls to Arizona is generally $534, our data shows the cheapest flight currently is $235. When looking at the most popular route, (Idaho Falls Fanning Field - Phoenix Sky Harbor Intl), you can expect to pay $270 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho Falls to Arizona 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 Idaho Falls to Arizona?

    Currently, May is the cheapest month in which you can book a flight from Idaho Falls to Arizona (average of $98). Flying from Idaho Falls to Arizona in March is currently the most expensive (average of $178). 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

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.

Alternative routes for Idaho Falls to Arizona

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Idaho Falls to Arizona

Discover the top 4 airlines that operate flights from Idaho Falls to Arizona. 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 March 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$104Average$177FlexibilityNo cancel feeOn-time88%
DeltaCheapest$142Average$398FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$280Average$381FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$291Average$507FlexibilityNo cancel feeOn-time71%

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.