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Idaho Falls

$96+ Cheap flights from Sky Harbor Intl (PHX) 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IDA
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from Sky Harbor Intl to Idaho Falls

Cheapest flights from Sky Harbor Intl to Idaho Falls
Explore the most affordable flight options available from Sky Harbor Intl to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This American Airlines deal was found by Cheapflights users on 12/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:07 pmPHX - IDA
Nonstop2h 14mAmerican Airlines
Sat 1/37:00 amIDA - PHX
Nonstop2h 21mAmerican Airlines
Deal found 12/12$366
This Kiwi.com deal was found by Cheapflights users on 12/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:58 amPHX - IDA
1 stop6h 14mMultiple Airlines
Mon 12/2910:52 pmIDA - PHX
1 stop9h 56mMultiple Airlines
Deal found 12/12$396
This United Airlines deal was found by Cheapflights users on 12/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:10 amPHX - IDA
1 stop7h 12mUnited Airlines
Sat 1/34:05 pmIDA - PHX
1 stop6h 26mUnited Airlines
Deal found 12/12$406
This American Airlines deal was found by Cheapflights users on 12/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:50 pmPHX - IDA
Nonstop2h 11mAmerican Airlines
Wed 12/317:00 amIDA - PHX
Nonstop2h 21mAmerican Airlines
Deal found 12/12$426
This Delta deal was found by Cheapflights users on 12/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:35 amPHX - IDA
1 stop5h 52mDelta
Wed 12/315:55 amIDA - PHX
1 stop4h 10mDelta
Deal found 12/13$446
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/274:29 pmPHX - IDA
1 stop6h 30mUnited Airlines
Sat 1/36:40 amIDA - PHX
1 stop5h 07mUnited Airlines
Deal found 12/14$456
This Delta deal was found by Cheapflights users on 12/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:35 amPHX - IDA
1 stop5h 52mDelta
Fri 1/25:55 amIDA - PHX
1 stop4h 07mDelta
Deal found 12/14$481
This American Airlines deal was found by Cheapflights users on 12/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:07 pmPHX - IDA
Nonstop2h 14mAmerican Airlines
Sun 12/287:00 amIDA - PHX
Nonstop2h 21mAmerican Airlines
Deal found 12/13$486

Find flight deals from Sky Harbor Intl to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$218
(Kiwi.com)

One-way from

$96
(Kiwi.com)

Popular in

February

Cheapest in

May

Average price

$414
Provider with most accurate pricing for Phoenix Sky Harbor Intl-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Phoenix Sky Harbor Intl-Idaho Falls Fanning Field flights.
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From Phoenix Sky Harbor Intl to Idaho Falls Fanning Field
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One-way flight from Phoenix Sky Harbor Intl to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 18% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl 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 December 14, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Idaho Falls that are best for you.

Fly from

Sky Harbor Intl

Fly to

Idaho Falls

Route

Depart

Return

Price

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Sat 1/10

8:28 pm-10:36 pm

Nonstop2h 08m

Idaho Falls Fanning Field

Sat 1/17

7:20 am-9:46 am

Nonstop2h 26m

$291

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Sat 5/2

9:50 am-3:37 pm

1 stop4h 47m

Idaho Falls Fanning Field

Sat 5/9

2:35 pm-8:19 pm

1 stop6h 44m

$291

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Sat 5/30

6:00 am-1:31 pm

1 stop6h 31m

Idaho Falls Fanning Field

Wed 6/3

5:00 am-8:51 am

1 stop4h 51m

$291

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Sat 1/10

9:00 am-6:18 pm

1 stop9h 18m

Idaho Falls Fanning Field

Sat 1/17

6:58 pm-7:48 pm

1 stop24h 50m

$306

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 1/8

9:00 am-6:18 pm

1 stop9h 18m

Idaho Falls Fanning Field

Mon 1/12

6:58 pm-8:55 pm

1 stop25h 57m

$322

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 12/30

8:07 pm-10:21 pm

Nonstop2h 14m

Idaho Falls Fanning Field

Sat 1/3

7:00 am-9:21 am

Nonstop2h 21m

$366

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Sat 5/30

7:00 am-3:40 pm

2 stops7h 40m

Idaho Falls Fanning Field

Wed 6/3

4:00 pm-8:19 pm

1 stop5h 19m

$395

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Sun 1/11

7:32 pm-2:19 pm

1 stop18h 47m

$105

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 2/10

12:05 pm-10:57 pm

2 stops10h 52m

$132

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Sun 2/8

9:55 pm-2:19 pm

1 stop16h 24m

$142

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 14 results
1
2

Compare providers for flights from Sky Harbor Intl to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sky Harbor Intl to Idaho Falls in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Idaho Falls flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Phoenix Sky Harbor Intl Airport-Idaho Falls flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Idaho Falls flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix Sky Harbor Intl Airport-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sky Harbor Intl to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Idaho Falls

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Idaho Falls?

Currently, July is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Idaho Falls (average of $155). Flying from Phoenix Sky Harbor Intl Airport to Idaho Falls in February is currently the most expensive (average of $304). 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 PHX to IDA?

Find hourly flight availability from Sky Harbor Intl 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 December 14, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 29% on flights from Phoenix Sky Harbor Intl Airport to Idaho Falls by exploring options for tickets in the afternoon.

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated December 14, 2025.
Read through reviews of airlines operating flights from Phoenix Sky Harbor Intl Airport to Idaho Falls, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Food

7.3

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

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.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Food

7.3

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

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.
United Airlines
7.4
Good
9,094 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Food

7.3

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

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.
American Airlines
7.2
Good
11,054 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Food

7.3

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

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 Sky Harbor Intl 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 Phoenix Sky Harbor Intl?

    For a flight from Phoenix Sky Harbor Intl to Idaho Falls, you will be flying into Fanning Field. Idaho Falls Fanning Field (IDA) is just 3.8 mi from the center of the city. Fanning Field is the only Idaho Falls airport and it handles 0 inbound flights from Phoenix Sky Harbor Intl per day. 3 airlines have flights to Idaho Falls Fanning Field from Phoenix Sky Harbor Intl on a regular basis.

  • How long is the flight from Phoenix Sky Harbor Intl Airport to Idaho Falls?

    Airlines like American Airlines, United Airlines, and Alaska Airlines fly from Phoenix Sky Harbor Intl Airport to Idaho Falls in about 2h 08m. The time it takes to get you to your destination can typically vary by up to 7h 10m. The distance between Phoenix Sky Harbor Intl Airport and Idaho Falls is about 696 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Idaho Falls round-trip?

    Delta, at $220, was found to be the cheapest airline from Phoenix Sky Harbor Intl Airport to Idaho Falls.Alternate airlines to your destination round-trip include United Airlines and American Airlines. Delta is priced at 45% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Idaho Falls one-way?

    The cheapest airlines for a one-way flight from Phoenix Sky Harbor Intl Airport to Idaho Falls are American Airlines ($140), Delta ($145), and United Airlines ($180).

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

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

  • How can I find direct flights from Sky Harbor Intl to Idaho Falls?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Idaho Falls?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Idaho Falls?

    Currently, July is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Idaho Falls (average of $155). Flying from Phoenix Sky Harbor Intl Airport to Idaho Falls in February is currently the most expensive (average of $304). 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?

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Top 3 airlines flying from Sky Harbor Intl to Idaho Falls

Discover the top 3 airlines that operate flights from Sky Harbor Intl 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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$247Average$424FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$248Average$379FlexibilityNo cancel feeOn-time71%
DeltaCheapest$258Average$413FlexibilityNo cancel feeOn-timeN/A

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