$93+ Cheap flights from Phoenix 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IDA
Sep 24 — Oct 11
Round-trip
1 adult, Economy
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Cheapest flights from Phoenix to Idaho FallsExplore the most affordable flight options available from Phoenix to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
Explore the most affordable flight options available from Phoenix to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/245:23 pm -
1 stop17h 35m
Mon 9/286:21 pm -
1 stop18h 38m
Deal found 8/22![Multiple Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Thu 9/175:23 pm -
1 stop17h 41m
Mon 9/216:21 pm -
1 stop18h 38m
Deal found 8/23![Multiple Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Thu 10/15:23 pm -
1 stop21h 37m
Mon 10/57:42 pm -
1 stop17h 17m
Deal found 8/23![Multiple Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 10/82:49 pm -
1 stop24h 11m
Mon 10/129:33 pm -
1 stop18h 56m
Deal found 8/22![Multiple Airlines logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 10/128:08 am -
1 stop5h 31m
Mon 10/199:33 pm -
1 stop15h 50m
Deal found 8/21![Multiple Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 10/98:08 am -
1 stop6h 52m
Mon 10/129:33 pm -
1 stop15h 50m
Deal found 8/24![Multiple Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 10/168:08 am -
1 stop6h 52m
Mon 10/199:33 pm -
1 stop15h 50m
Deal found 8/21![Multiple Airlines logo]()
$246
Best flights from Phoenix to Idaho FallsDiscover carefully curated flight deals from Phoenix to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
Discover carefully curated flight deals from Phoenix to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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.
Mon 10/197:25 pm -
2 stops18h 55m
Wed 10/216:09 am -
2 stops15h 32m
Deal found 8/20![Alaska Airlines logo]()
$378
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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 10/167:25 pm -
2 stops18h 55m
Mon 10/193:57 pm -
2 stops18h 29m
Deal found 8/24![Alaska Airlines logo]()
$414
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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 10/97:25 pm -
2 stops18h 55m
Mon 10/121:58 pm -
1 stop8h 50m
Deal found 8/24![Alaska Airlines logo]()
$449
This Alaska Airlines deal was found by Cheapflights users on 8/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2210:12 am -
2 stops11h 47m
Sun 10/253:57 pm -
2 stops27h 45m
Deal found 8/23![Alaska Airlines logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 8/25. 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.
Thu 2/118:05 am -
1 stop7h 24m
Sun 2/144:00 pm -
1 stop5h 17m
Deal found 8/25![Alaska Airlines logo]()
$487
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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.
Thu 10/82:41 pm -
1 stop7h 18m
Mon 10/121:58 pm -
1 stop8h 50m
Deal found 8/24![Alaska Airlines logo]()
$487
Last-minute flights from Phoenix to Idaho FallsDiscover last-minute flight deals from Phoenix to Idaho Falls. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Phoenix to Idaho Falls. Data last updated August 25, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 8/2712:20 pm -
2 stops21h 02m
Mon 8/318:33 pm -
1 stop17h 26m
Deal found 8/20![Multiple Airlines logo]()
$474
This Expedia deal was found by Cheapflights users on 8/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:02 am -
1 stop5h 22m
Fri 9/253:57 pm -
1 stop5h 47m
Deal found 8/24![Alaska Airlines logo]()
$480
This United Airlines deal was found by Cheapflights users on 8/21. 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 9/56:00 am -
1 stop6h 29m
Sat 9/124:04 pm -
1 stop5h 20m
Deal found 8/21![United Airlines logo]()
$473
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/117:22 am -
1 stop9h 25m
Mon 9/146:21 pm -
1 stop25h 42m
Deal found 8/21![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Thu 9/175:23 pm -
1 stop17h 41m
Mon 9/216:21 pm -
1 stop18h 38m
Deal found 8/23![Multiple Airlines logo]()
$193
This Expedia deal was found by Cheapflights users on 8/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:13 pm -
1 stop5h 43m
Sat 9/193:57 pm -
2 stops7h 30m
Deal found 8/25![Alaska Airlines logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/245:23 pm -
1 stop17h 35m
Mon 9/286:21 pm -
1 stop18h 38m
Deal found 8/22![Multiple Airlines logo]()
$180
One-way flights from Phoenix to Idaho FallsSearch for one-way flight options from Phoenix to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
Search for one-way flight options from Phoenix to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/245:23 pm -
1 stop17h 35m
Deal found 8/22![Multiple Airlines logo]()
$93
This WAYA deal was found by Cheapflights users on 8/24. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:08 am -
1 stop4h 26m
Deal found 8/24![Multiple Airlines logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/175:23 pm -
1 stop17h 41m
Deal found 8/20![Multiple Airlines logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:21 am -
2 stops28h 13m
Deal found 8/25![Multiple Airlines logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Wed 9/238:56 pm -
2 stops38h 02m
Deal found 8/20![Multiple Airlines logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Thu 11/195:17 pm -
2 stops22h 17m
Deal found 8/23![Multiple Airlines logo]()
$134
Find flight deals from Phoenix to Idaho Falls
Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) 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 August 25, 2026.
Round-trip from | $180 (Kiwi.com) |
|---|---|
One-way from | $93 (Kiwi.com) |
Popular in | December |
Cheapest in | May |
Average price | $456 |
Cheapflights Fare Finder
Customize your flight search to find flights from Phoenix 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 7,457,451 searches. Data last updated August 25, 2026.
Use the filters below to find and compare flights from Phoenix to Idaho Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhoenixIdaho Falls
PHX Phoenix Sky Harbor Intl - IDA Idaho Falls Fanning Field
PHXIDA
Phoenix Sky Harbor Intl
Mon 10/19
7:25 pm-3:20 pm
2 stops18h 55m
Idaho Falls Fanning Field
Wed 10/21
6:09 am-8:41 pm
2 stops15h 32m
$378
PhoenixIdaho Falls
PHX Phoenix Sky Harbor Intl - IDA Idaho Falls Fanning Field
PHXIDA
Phoenix Sky Harbor Intl
Fri 10/16
7:25 pm-3:20 pm
2 stops18h 55m
Idaho Falls Fanning Field
Mon 10/19
3:57 pm-9:26 am
2 stops18h 29m
$414
PhoenixIdaho Falls
PHX Phoenix Sky Harbor Intl - IDA Idaho Falls Fanning Field
PHXIDA
Phoenix Sky Harbor Intl
Fri 10/9
7:25 pm-3:20 pm
2 stops18h 55m
Idaho Falls Fanning Field
Mon 10/12
1:58 pm-9:48 pm
1 stop8h 50m
$449
PhoenixIdaho Falls
PHX Phoenix Sky Harbor Intl - IDA Idaho Falls Fanning Field
PHXIDA
Phoenix Sky Harbor Intl
Thu 10/22
10:12 am-10:59 pm
2 stops11h 47m
Idaho Falls Fanning Field
Sun 10/25
3:57 pm-6:42 pm
2 stops27h 45m
$464
Quickest round-trip
PhoenixIdaho Falls
PHX Phoenix Sky Harbor Intl - IDA Idaho Falls Fanning Field
PHXIDA
Phoenix Sky Harbor Intl
Thu 2/11
8:05 am-3:29 pm
1 stop7h 24m
Idaho Falls Fanning Field
Sun 2/14
4:00 pm-9:17 pm
1 stop5h 17m
$487
PhoenixIdaho Falls
PHX Phoenix Sky Harbor Intl - IDA Idaho Falls Fanning Field
PHXIDA
Phoenix Sky Harbor Intl
Thu 10/8
2:41 pm-10:59 pm
1 stop7h 18m
Idaho Falls Fanning Field
Mon 10/12
1:58 pm-9:48 pm
1 stop8h 50m
$487
Cheapest one-way
PhoenixIdaho Falls
PHX Phoenix Sky Harbor Intl - IDA Idaho Falls Fanning Field
PHXIDA
Phoenix Sky Harbor Intl
Sun 9/20
5:23 pm-11:34 am
1 stop17h 11m
$144
PhoenixIdaho Falls
PHX Phoenix Sky Harbor Intl - IDA Idaho Falls Fanning Field
PHXIDA
Phoenix Sky Harbor Intl
Wed 10/21
10:12 am-10:59 pm
2 stops11h 47m
$189
PhoenixIdaho Falls
PHX Phoenix Sky Harbor Intl - IDA Idaho Falls Fanning Field
PHXIDA
Phoenix Sky Harbor Intl
Wed 11/18
11:24 am-10:54 pm
2 stops11h 30m
$189
PhoenixIdaho Falls
PHX Phoenix Sky Harbor Intl - IDA Idaho Falls Fanning Field
PHXIDA
Phoenix Sky Harbor Intl
Tue 9/22
7:08 am-10:56 pm
2 stops14h 48m
$195
Showing 1-10 of 16 resultsSorted by cheapest first
Best time to book a flight from Phoenix to Idaho Falls
Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Phoenix with our price prediction graph.
PH1-IDA
PHX-IDA
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 to Idaho Falls
PH1-IDA
PHX-IDA
What is the cheapest month to book a flight from Phoenix to Idaho Falls?
Currently, January is the cheapest month in which you can book a flight from Phoenix to Idaho Falls (average of $156). Flying from Phoenix to Idaho Falls in July is currently the most expensive (average of $408). 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 Phoenix 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 August 25, 2026.
Unlike in the evening, when flights are generally more expensive, you can save up to 40% on flights from Phoenix to Idaho Falls by exploring options for tickets in the afternoon.
How often are flights from Phoenix to Idaho Falls delayed?
About 15% of weekly flights between Phoenix and Idaho Falls have experienced delays in the past year, with the average delay time being 113 minutes.
What is the most punctual flight time for Phoenix to Idaho Falls flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Phoenix to Idaho Falls flights?
Over the last year, American Airlines have had the lowest number of delays on this route, with just 15% of flights being delayed.
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 August 25, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAllegiant Air from Phoenix to Idaho Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Related info for your journey
Find useful and relevant information for your journey from Phoenix to Idaho Falls. 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 Idaho Falls?
Book flights to Idaho Falls if you plan to visit one of these locationsRexburg
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Complete your trip
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Other flights to Idaho Falls
Explore flights to Idaho Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 25, 2026.
Phoenix and Idaho Falls flights
Browse other Phoenix and Idaho Falls flight options. Last updated on August 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Phoenix to Idaho Falls
Discover the top 4 airlines that operate flights from Phoenix 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 7,457,451 searches. Data last updated August 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$221 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$190 | Average$524 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$248 | Average$351 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$290 | Average$520 | FlexibilityNo cancel fee | On-time69% |