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Idaho Falls

$91+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IDA
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
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 February 3, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/67:25 am
PHX
-
IDA
1 stop14h 15m
Multiple Airlines
Mon 3/910:30 pm
IDA
-
PHX
1 stop17h 48m
Multiple Airlines
Deal found 2/1$217
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/203:58 pm
PHX
-
IDA
1 stop5h 43m
Multiple Airlines
Mon 2/2310:31 pm
IDA
-
PHX
1 stop20h 23m
Multiple Airlines
Deal found 2/1$224
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/210:20 am
PHX
-
IDA
1 stop5h 10m
Multiple Airlines
Mon 3/910:30 pm
IDA
-
PHX
1 stop17h 48m
Multiple Airlines
Deal found 2/1$225
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/56:13 pm
PHX
-
IDA
1 stop27h 27m
Multiple Airlines
Mon 3/910:30 pm
IDA
-
PHX
2 stops14h 24m
Multiple Airlines
Deal found 2/1$253
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/210:20 am
PHX
-
IDA
1 stop5h 10m
Multiple Airlines
Fri 3/610:30 pm
IDA
-
PHX
1 stop21h 48m
Multiple Airlines
Deal found 2/1$263
This American Airlines deal was found by Cheapflights users on 2/1. 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 3/39:13 pm
PHX
-
IDA
Nonstop2h 11m
American Airlines
Tue 3/106:05 am
IDA
-
PHX
Nonstop2h 27m
American Airlines
Deal found 2/1$291
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:20 am
PHX
-
IDA
1 stop8h 23m
Alaska Airlines
Sat 3/75:20 pm
IDA
-
PHX
1 stop5h 35m
Alaska Airlines
Deal found 2/1$297

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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$217
(Kiwi.com)

One-way from

$91
(Kiwi.com)

Popular in

February

Cheapest in

May

Average price

$536
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
Search Deals
One-way flight from Phoenix Sky Harbor Intl to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
Search Deals

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 February 3, 2026.
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

Wed 3/4

8:25 am-1:30 pm

1 stop5h 05m

Idaho Falls Fanning Field

Tue 3/10

2:35 pm-6:39 pm

1 stop5h 04m

$306

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Wed 3/4

8:20 am-4:43 pm

1 stop8h 23m

Idaho Falls Fanning Field

Mon 3/9

5:20 pm-11:01 pm

1 stop6h 41m

$319

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Wed 3/4

12:28 pm-11:36 pm

2 stops11h 08m

Idaho Falls Fanning Field

Fri 3/6

5:20 pm-11:59 pm

1 stop6h 39m

$327

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 2/26

8:20 am-4:43 pm

1 stop8h 23m

Idaho Falls Fanning Field

Mon 3/2

5:20 pm-11:59 pm

1 stop6h 39m

$341

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 3/5

12:28 pm-11:36 pm

2 stops11h 08m

Idaho Falls Fanning Field

Sat 3/7

5:20 pm-10:55 pm

1 stop5h 35m

$366

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 3/5

6:00 am-11:36 pm

1 stop17h 36m

Idaho Falls Fanning Field

Fri 3/6

5:20 pm-11:59 pm

1 stop6h 39m

$372

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 3/5

7:00 am-11:36 pm

1 stop16h 36m

Idaho Falls Fanning Field

Mon 3/9

5:20 pm-9:55 pm

1 stop5h 35m

$372

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 3/5

6:57 pm-3:31 pm

1 stop20h 34m

Idaho Falls Fanning Field

Mon 3/9

10:30 pm-10:59 am

2 stops13h 29m

$382

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Fri 2/27

3:18 pm-11:36 pm

1 stop8h 18m

Idaho Falls Fanning Field

Fri 3/6

5:20 pm-11:59 pm

1 stop6h 39m

$386

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Mon 5/4

12:15 pm-9:31 pm

1 stop8h 16m

$134

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 15 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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Idaho Falls flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 $156). Flying from Phoenix Sky Harbor Intl Airport to Idaho Falls in June is currently the most expensive (average of $283). 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 February 3, 2026.

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.

How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to Idaho Falls?

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 February 3, 2026.
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
8,138 reviews

Boarding

8.1

Food

7.2

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

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
8,138 reviews
Delta
7.9
Good
8,138 reviews

Boarding

8.1

Food

7.2

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

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
9,236 reviews
Delta
7.9
Good
8,138 reviews

Boarding

8.1

Food

7.2

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

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
11,216 reviews
Delta
7.9
Good
8,138 reviews

Boarding

8.1

Food

7.2

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

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 United Airlines and Alaska Airlines fly from Phoenix Sky Harbor Intl Airport to Idaho Falls in about 5h 05m. The time it takes to get you to your destination can typically vary by up to 3h 18m. 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 44% lower than the current average price of a flight leaving 3 months from now.

  • 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 $156). Flying from Phoenix Sky Harbor Intl Airport to Idaho Falls in June is currently the most expensive (average of $283). 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$220Average$408FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$247Average$445FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$248Average$361FlexibilityNo cancel feeOn-time71%

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