Arizona

$58+ 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — PHX
Jun 17 — Jun 241
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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 May 18, 2026.

This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:47 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Fri 8/71:17 pm
LAS
-
IDA
Nonstop1h 48m
Allegiant Air
Deal found 5/17$70
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:54 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Fri 8/141:17 pm
LAS
-
IDA
Nonstop1h 48m
Allegiant Air
Deal found 5/16$82
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.
Fri 7/310:47 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Mon 7/61:12 pm
LAS
-
IDA
Nonstop1h 48m
Allegiant Air
Deal found 5/16$89
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.
Mon 6/810:56 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Fri 6/261:22 pm
LAS
-
IDA
Nonstop1h 46m
Allegiant Air
Deal found 5/13$93
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 6/14:43 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Fri 6/51:22 pm
LAS
-
IDA
Nonstop1h 46m
Allegiant Air
Deal found 5/14$95
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.
Mon 6/810:56 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Fri 6/121:22 pm
LAS
-
IDA
Nonstop1h 46m
Allegiant Air
Deal found 5/14$101
This Cheapflightsfares deal was found by Cheapflights users on 5/15. 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 6/1510:56 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Fri 6/191:22 pm
LAS
-
IDA
Nonstop1h 46m
Allegiant Air
Deal found 5/15$105
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 7/1010:47 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Mon 7/131:12 pm
LAS
-
IDA
Nonstop1h 48m
Allegiant Air
Deal found 5/14$109
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 6/2610:56 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Mon 7/61:12 pm
LAS
-
IDA
Nonstop1h 48m
Allegiant Air
Deal found 5/13$111
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 8/1710:54 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Fri 8/218:00 am
LAS
-
IDA
Nonstop1h 47m
Allegiant Air
Deal found 5/14$113
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 6/510:56 pm
IDA
-
LAS
Nonstop1h 43m
Allegiant Air
Fri 6/121:22 pm
LAS
-
IDA
Nonstop1h 46m
Allegiant Air
Deal found 5/13$114
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:54 pm
IDA
-
PHX
1 stop5h 05m
United Airlines
Sun 7/196:00 am
PHX
-
IDA
1 stop6h 25m
United Airlines
Deal found 5/17$320

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 May 18, 2026.

Round-trip from

$70
(Booking.com)

One-way from

$58
(Kiwi.com)

Popular in

May

Cheapest in

September

Average price

$519

Good round-trip deal

$115 or less

Good one-way deal

$110 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. 18% potential increase in price ($88 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Average for round-trip flights in May 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 May 18, 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 FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Tue 6/30

4:14 pm-8:12 pm

1 stop4h 58m

Las Vegas Harry Reid Intl

Sat 7/4

7:00 am-1:06 pm

1 stop5h 06m

$320

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Wed 9/2

4:14 pm-8:25 pm

1 stop5h 11m

Las Vegas Harry Reid Intl

Fri 9/4

7:00 am-1:06 pm

1 stop5h 06m

$324
Quickest round-trip

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Wed 8/5

6:00 am-8:44 am

1 stop3h 44m

Phoenix Sky Harbor Intl

Sat 8/8

5:08 pm-10:14 pm

1 stop4h 06m

$395

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Tue 6/16

7:00 pm-11:36 pm

1 stop5h 36m

Phoenix Sky Harbor Intl

Tue 6/23

6:00 am-10:43 am

1 stop3h 43m

$395

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Sat 9/12

4:14 pm-10:32 pm

2 stops7h 18m

Phoenix Sky Harbor Intl

Fri 9/18

7:00 am-1:06 pm

1 stop5h 06m

$418

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Thu 5/28

6:00 am-12:45 pm

1 stop7h 45m

Phoenix Sky Harbor Intl

Mon 6/1

7:00 am-1:17 pm

1 stop5h 17m

$419

Idaho FallsLas Vegas

IDA - LAS

IDALAS

Idaho Falls Fanning Field

Fri 6/5

4:03 pm-8:05 pm

1 stop5h 02m

Las Vegas Harry Reid Intl

Fri 6/12

12:16 pm-10:39 pm

1 stop9h 23m

$419

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Tue 6/2

4:03 pm-7:10 pm

2 stops28h 07m

Phoenix Sky Harbor Intl

Sat 6/6

6:00 am-3:26 pm

1 stop8h 26m

$421

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Sat 10/10

1:46 pm-7:43 pm

1 stop6h 57m

Phoenix Sky Harbor Intl

Mon 10/12

8:43 pm-1:06 pm

1 stop15h 23m

$424

Idaho FallsPhoenix

IDA - PHX

IDAPHX

Idaho Falls Fanning Field

Sun 10/18

1:46 pm-7:43 pm

1 stop6h 57m

Phoenix Sky Harbor Intl

Sun 10/18

8:43 pm-1:06 pm

1 stop15h 23m

$424

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/14

Showing 1-10 of 41 resultsSorted by cheapest first
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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

How far ahead should I book a flight from Idaho Falls to Arizona?

Booking 50 days in advance of your planned departure date is, on average, the best time to get cheap flights from Idaho Falls to Arizona. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Arizona (average of $91). Flying from Idaho Falls to Arizona in March is currently the most expensive (average of $157). 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 May 18, 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 50% on airfare.

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 May 18, 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.

Food

7.2

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Food

7.2

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Food

7.2

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Food

7.2

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Food

7.2

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 and Delta can get you from Idaho Falls to Arizona in just under 3h 44m. Your travel time can differ by up to 1h 14m. There are 696 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 $62. Delta flights start at $139 while deals on Alaska Airlines start at $179 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 (92%), American Airlines (92%) or Porter Airlines (92%) 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 $453, our data shows the cheapest flight currently is $214. When looking at the most popular route, (Idaho Falls Fanning Field - Phoenix Sky Harbor Intl), you can expect to pay $398 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, January is the cheapest month in which you can book a flight from Idaho Falls to Arizona (average of $91). Flying from Idaho Falls to Arizona in March is currently the most expensive (average of $157). 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

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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 May 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$110Average$176FlexibilityNo cancel feeOn-time88%
DeltaCheapest$217Average$435FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$280Average$381FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$291Average$510FlexibilityNo cancel feeOn-time71%

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