$106+ Cheap flights from Idaho Falls (IDA) to Sky Harbor Intl (PHX)
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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — PHX
May 28 — Jun 41
Round-trip
1 adult, Economy
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Find cheap flights from Idaho Falls to Sky Harbor Intl 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 Sky Harbor Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Idaho Falls to Sky Harbor IntlExplore the most affordable flight options available from Idaho Falls to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
Explore the most affordable flight options available from Idaho Falls to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 6/510:56 pm
IDA
- PHX
1 stop13h 27m
Multiple Airlines
Mon 6/87:40 am
PHX
- IDA
1 stop7h 28m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 5/1510:21 pm
IDA
- PHX
1 stop26h 03m
Multiple Airlines
Thu 5/2110:27 pm
PHX
- IDA
1 stop13h 33m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 8/1010:54 pm
IDA
- PHX
1 stop15h 01m
Multiple Airlines
Fri 8/1412:20 pm
PHX
- IDA
1 stop8h 44m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 8/1010:54 pm
IDA
- PHX
1 stop15h 01m
Multiple Airlines
Mon 8/1712:20 pm
PHX
- IDA
1 stop8h 44m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 8/1410:54 pm
IDA
- PHX
1 stop13h 33m
Multiple Airlines
Mon 8/1712:20 pm
PHX
- IDA
1 stop8h 44m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 6/1510:56 pm
IDA
- PHX
2 stops17h 35m
Multiple Airlines
Thu 6/1810:27 pm
PHX
- IDA
1 stop16h 41m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$328
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
Sun 5/246:00 am
IDA
- PHX
1 stop5h 46m
Alaska Airlines
Sat 5/307:00 am
PHX
- IDA
1 stop5h 17m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$369
Best flights from Idaho Falls to Sky Harbor IntlDiscover carefully curated flight deals from Idaho Falls to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
Discover carefully curated flight deals from Idaho Falls to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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 8/264:14 pm
IDA
- PHX
1 stop5h 32m
Alaska Airlines
Sat 8/297:00 am
PHX
- IDA
1 stop5h 06m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$395
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
Sun 5/246:00 am
IDA
- PHX
2 stops18h 56m
Alaska Airlines
Sat 5/307:00 am
PHX
- IDA
2 stops14h 53m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$440
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
Fri 10/234:03 pm
IDA
- PHX
1 stop6h 58m
Alaska Airlines
Mon 10/268:56 pm
PHX
- IDA
1 stop16h 31m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$443
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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.
Tue 5/191:54 pm
IDA
- PHX
1 stop8h 04m
Alaska Airlines
Sat 5/237:53 pm
PHX
- IDA
2 stops16h 24m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$443
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
Sat 9/124:14 pm
IDA
- PHX
1 stop5h 32m
Alaska Airlines
Fri 9/187:49 pm
PHX
- IDA
2 stops16h 17m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$445
This Alaska Airlines deal was found by Cheapflights users on 4/26. 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.
Sat 6/64:03 pm
IDA
- PHX
2 stops8h 56m
Alaska Airlines
Sat 6/137:00 am
PHX
- IDA
1 stop5h 06m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$468
Last-minute flights from Idaho Falls to Sky Harbor IntlDiscover last-minute flight deals from Idaho Falls to Sky Harbor Intl. Data last updated April 28, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho Falls to Sky Harbor Intl. Data last updated April 28, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 5/810:21 pm
IDA
- PHX
1 stop14h 02m
Multiple Airlines
Sun 5/107:40 pm
PHX
- IDA
2 stops18h 47m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 5/1510:21 pm
IDA
- PHX
1 stop26h 03m
Multiple Airlines
Thu 5/2110:27 pm
PHX
- IDA
1 stop13h 33m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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.
Sat 5/231:54 pm
IDA
- PHX
1 stop6h 11m
Alaska Airlines
Sat 5/307:00 am
PHX
- IDA
1 stop5h 17m
Alaska Airlines
Deal found 4/25![Alaska Airlines logo]()
$401
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
Sun 5/246:00 am
IDA
- PHX
1 stop5h 46m
Alaska Airlines
Sat 5/307:00 am
PHX
- IDA
1 stop5h 17m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 4/27. 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.
Sat 5/306:54 pm
IDA
- PHX
1 stop3h 27m
Delta
Wed 6/35:16 pm
PHX
- IDA
1 stop4h 26m
Delta
Deal found 4/27![Delta logo]()
$395
One-way flights from Idaho Falls to Sky Harbor IntlSearch for one-way flight options from Idaho Falls to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
Search for one-way flight options from Idaho Falls to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
This Trip.com deal was found by Cheapflights users on 4/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/257:48 pm
IDA
- PHX
1 stop16h 35m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 5/226:39 pm
IDA
- PHX
2 stops29h 50m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 5/1110:21 pm
IDA
- PHX
2 stops15h 59m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 6/2210:56 pm
IDA
- PHX
1 stop25h 04m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 6/2610:56 pm
IDA
- PHX
1 stop25h 04m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 7/2710:47 pm
IDA
- PHX
1 stop15h 08m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$161
Find flight deals from Idaho Falls to Sky Harbor Intl
Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Sky Harbor Intl (PHX). 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 April 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $192 (Kiwi.com) |
One-way from | $106 (Trip.com) |
Popular in | April |
Cheapest in | September |
Average price | $508 |
Good round-trip deal | $535 or less |
Good one-way deal | $286 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho Falls to Sky Harbor Intl 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 April 28, 2026.
Use the filters below to find and compare flights from Idaho Falls to Phoenix Sky Harbor Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Idaho FallsPhoenix
IDA - PHX
IDAPHX
Idaho Falls Fanning Field
Wed 8/26
4:14 pm-8:46 pm
1 stop5h 32m
Phoenix Sky Harbor Intl
Sat 8/29
7:00 am-1:06 pm
1 stop5h 06m
$395
Idaho FallsPhoenix
IDA - PHX
IDAPHX
Idaho Falls Fanning Field
Sun 5/24
6:00 am-11:56 pm
2 stops18h 56m
Phoenix Sky Harbor Intl
Sat 5/30
7:00 am-10:53 pm
2 stops14h 53m
$440
Idaho FallsPhoenix
IDA - PHX
IDAPHX
Idaho Falls Fanning Field
Fri 10/23
4:03 pm-10:01 pm
1 stop6h 58m
Phoenix Sky Harbor Intl
Mon 10/26
8:56 pm-2:27 pm
1 stop16h 31m
$443
Idaho FallsPhoenix
IDA - PHX
IDAPHX
Idaho Falls Fanning Field
Tue 5/19
1:54 pm-8:58 pm
1 stop8h 04m
Phoenix Sky Harbor Intl
Sat 5/23
7:53 pm-1:17 pm
2 stops16h 24m
$443
Idaho FallsPhoenix
IDA - PHX
IDAPHX
Idaho Falls Fanning Field
Sat 9/12
4:14 pm-8:46 pm
1 stop5h 32m
Phoenix Sky Harbor Intl
Fri 9/18
7:49 pm-1:06 pm
2 stops16h 17m
$445
Idaho FallsPhoenix
IDA - PHX
IDAPHX
Idaho Falls Fanning Field
Sat 6/6
4:03 pm-11:59 pm
2 stops8h 56m
Phoenix Sky Harbor Intl
Sat 6/13
7:00 am-1:06 pm
1 stop5h 06m
$468
Cheapest one-way
Idaho FallsPhoenix
IDA - PHX
IDAPHX
Idaho Falls Fanning Field
Tue 5/19
3:16 pm-11:18 pm
2 stops9h 02m
$189
Idaho FallsPhoenix
IDA - PHX
IDAPHX
Idaho Falls Fanning Field
Sun 5/24
6:00 am-12:45 pm
1 stop7h 45m
$190
Idaho FallsPhoenix
IDA - PHX
IDAPHX
Idaho Falls Fanning Field
Tue 10/20
4:03 pm-11:56 pm
1 stop8h 53m
$198
Idaho FallsPhoenix
IDA - PHX
IDAPHX
Idaho Falls Fanning Field
Thu 10/22
6:15 am-12:57 pm
1 stop7h 42m
$222
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Idaho Falls to Sky Harbor Intl
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 Idaho Falls to Sky Harbor Intl in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Idaho Falls-Phoenix Sky Harbor Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Idaho Falls-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Idaho Falls-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Idaho Falls-Phoenix Sky Harbor Intl Airport 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 Idaho Falls-Phoenix Sky Harbor Intl Airport 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 Idaho Falls to Sky Harbor Intl
Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Idaho Falls with our price prediction graph.
IDA-PHX
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 Phoenix Sky Harbor Intl Airport
What is the cheapest month to book a flight from Idaho Falls to Phoenix Sky Harbor Intl Airport?
Currently, September is the cheapest month in which you can book a flight from Idaho Falls to Phoenix Sky Harbor Intl Airport (average of $215). Flying from Idaho Falls to Phoenix Sky Harbor Intl Airport in April is currently the most expensive (average of $508). 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 PHX?
Find hourly flight availability from Idaho Falls to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 28, 2026.
When flying from Idaho Falls to Phoenix Sky Harbor Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing Sky Harbor Intl
Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated April 28, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAllegiant Air from Idaho Falls to Phoenix Sky Harbor Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.2
Comfort
7.9
Boarding
8.1
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Food
7.2
Comfort
7.9
Boarding
8.1
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Food
7.2
Comfort
7.9
Boarding
8.1
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Food
7.2
Comfort
7.9
Boarding
8.1
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Food
7.2
Comfort
7.9
Boarding
8.1
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Idaho Falls to Sky Harbor Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Phoenix Sky Harbor Intl Airport?
Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locationsGoodyear
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Idaho Falls and Sky Harbor Intl flights
Browse other Idaho Falls and Sky Harbor Intl flight options. Last updated on April 28, 2026.
Other flights from Idaho Falls
Browse through other flights departing from Idaho Falls. Flights are based on user searches made on Cheapflights and were last updated on April 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Sky Harbor Intl
Explore flights to Sky Harbor Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 28, 2026.
Top 4 airlines flying from Idaho Falls to Sky Harbor Intl
Discover the top 4 airlines that operate flights from Idaho Falls to Sky Harbor Intl. 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 April 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$110 | Average$164 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$280 | Average$381 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$291 | Average$411 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$308 | Average$454 | FlexibilityNo cancel fee | On-timeN/A |