$54+ Cheap flights from Arizona 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IDA
Aug 16 — Aug 231
Round-trip
1 adult, Economy
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Find cheap flights from Arizona to Idaho Falls 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 Arizona to Idaho Falls
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Cheapest flights from Arizona to Idaho FallsExplore the most affordable flight options available from Arizona to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 17, 2026.
Explore the most affordable flight options available from Arizona to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 17, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 7/13. 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 8/287:35 am
LAS
- IDA
Nonstop1h 47m
Allegiant Air
Mon 8/318:33 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/13![Allegiant Air logo]()
$89
This Booking.com deal was found by Cheapflights users on 7/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/101:17 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Mon 8/1710:54 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/12![Allegiant Air logo]()
$92
This Booking.com deal was found by Cheapflights users on 7/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/271:12 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Mon 8/310:47 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/12![Allegiant Air logo]()
$106
This Cheapflightsfares deal was found by Cheapflights users on 7/14. 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 7/311:12 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Mon 8/310:47 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/14![Allegiant Air logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/71:17 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Mon 8/1010:54 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/13![Allegiant Air logo]()
$117
This Cheapflightsfares deal was found by Cheapflights users on 7/15. 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 8/248:00 am
LAS
- IDA
Nonstop1h 47m
Allegiant Air
Fri 8/285:08 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/15![Allegiant Air logo]()
$118
This Cheapflightsfares deal was found by Cheapflights users on 7/13. 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 8/218:00 am
LAS
- IDA
Nonstop1h 47m
Allegiant Air
Fri 8/285:08 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/13![Allegiant Air logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/101:17 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Fri 8/1410:54 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/13![Allegiant Air logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/101:17 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Mon 8/1010:54 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/13![Allegiant Air logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/271:12 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Mon 9/78:36 pm
IDA
- LAS
Nonstop1h 45m
Allegiant Air
Deal found 7/15![Allegiant Air logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 8/1411:16 am
LAS
- IDA
1 stop9h 48m
Multiple Airlines
Mon 8/1710:54 pm
IDA
- LAS
Nonstop1h 43m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Thu 8/139:58 pm
PHX
- IDA
1 stop17h 07m
Multiple Airlines
Mon 8/1710:54 pm
IDA
- PHX
1 stop15h 05m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$169
Best flights from Arizona to Idaho FallsDiscover carefully curated flight deals from Arizona to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 17, 2026.
Discover carefully curated flight deals from Arizona to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Thu 9/103:23 pm
LAS
- IDA
1 stop24h 24m
Multiple Airlines
Thu 9/178:20 pm
IDA
- LAS
1 stop23h 49m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$286
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Wed 9/165:20 am
LAS
- IDA
1 stop7h 09m
United Airlines
Sat 9/194:04 pm
IDA
- LAS
1 stop5h 47m
United Airlines
Deal found 7/12![United Airlines logo]()
$301
This Delta deal was found by Cheapflights users on 7/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:10 pm
LAS
- IDA
1 stop4h 12m
Delta
Tue 9/296:57 pm
IDA
- LAS
1 stop4h 15m
Delta
Deal found 7/12![Delta logo]()
$301
This Alaska Airlines deal was found by Cheapflights users on 7/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:02 am
LAS
- IDA
1 stop5h 22m
Alaska Airlines
Sun 9/273:57 pm
IDA
- LAS
1 stop5h 25m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 7/14. 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.
Thu 10/14:31 pm
TUS
- IDA
1 stop4h 51m
Delta
Tue 10/66:56 pm
IDA
- TUS
1 stop3h 41m
Delta
Deal found 7/14![Delta logo]()
$309
This Alaska Airlines deal was found by Cheapflights users on 7/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/108:10 am
TUS
- IDA
1 stop7h 19m
Alaska Airlines
Thu 1/144:00 pm
IDA
- TUS
1 stop5h 48m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$375
This Delta deal was found by Cheapflights users on 7/13. 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.
Fri 8/75:02 pm
LAS
- IDA
1 stop4h 30m
Delta
Fri 8/147:00 pm
IDA
- LAS
1 stop5h 55m
Delta
Deal found 7/13![Delta logo]()
$370
This Alaska Airlines deal was found by Cheapflights users on 7/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:30 am
LAS
- IDA
1 stop27h 50m
Alaska Airlines
Mon 8/316:18 am
IDA
- LAS
1 stop5h 29m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 7/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:00 am
LAS
- IDA
1 stop5h 06m
Alaska Airlines
Mon 8/177:15 am
IDA
- LAS
1 stop8h 01m
Alaska Airlines
Deal found 7/14![Alaska Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 7/14. 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.
Fri 8/75:02 pm
LAS
- IDA
1 stop4h 30m
Delta
Thu 8/206:00 am
IDA
- LAS
2 stops16h 08m
Delta
Deal found 7/14![Delta logo]()
$388
This United Airlines deal was found by Cheapflights users on 7/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:00 am
PHX
- IDA
1 stop6h 25m
United Airlines
Mon 8/105:54 pm
IDA
- PHX
1 stop5h 05m
United Airlines
Deal found 7/15![United Airlines logo]()
$543
This Delta deal was found by Cheapflights users on 7/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/74:31 pm
TUS
- IDA
1 stop5h 01m
Delta
Mon 8/107:00 pm
IDA
- TUS
1 stop3h 46m
Delta
Deal found 7/15![Delta logo]()
$434
This United Airlines deal was found by Cheapflights users on 7/14. 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.
Fri 8/75:45 am
TUS
- IDA
1 stop6h 40m
United Airlines
Mon 8/174:04 pm
IDA
- TUS
1 stop5h 26m
United Airlines
Deal found 7/14![United Airlines logo]()
$549
This Alaska Airlines deal was found by Cheapflights users on 7/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:00 am
PHX
- IDA
1 stop5h 06m
Alaska Airlines
Mon 8/174:14 pm
IDA
- PHX
1 stop5h 23m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$463
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:02 am
PHX
- IDA
1 stop8h 18m
Alaska Airlines
Sun 9/273:57 pm
IDA
- PHX
1 stop5h 47m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$463
This Delta deal was found by Cheapflights users on 7/14. 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.
Wed 8/56:00 am
PHX
- IDA
1 stop3h 50m
Delta
Sun 8/96:00 am
IDA
- PHX
1 stop3h 44m
Delta
Deal found 7/14![Delta logo]()
$510
This Alaska Airlines deal was found by Cheapflights users on 7/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:53 pm
PHX
- IDA
1 stop26h 46m
Alaska Airlines
Fri 8/213:57 pm
IDA
- PHX
1 stop19h 01m
Alaska Airlines
Deal found 7/16![Alaska Airlines logo]()
$503
This Delta deal was found by Cheapflights users on 7/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:45 pm
TUS
- IDA
1 stop4h 37m
Delta
Sun 9/206:57 pm
IDA
- TUS
1 stop3h 47m
Delta
Deal found 7/15![Delta logo]()
$524
This Alaska Airlines deal was found by Cheapflights users on 7/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/318:56 pm
PHX
- IDA
1 stop15h 10m
Alaska Airlines
Fri 8/74:14 pm
IDA
- PHX
1 stop5h 23m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$510
This Alaska Airlines deal was found by Cheapflights users on 7/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/312:29 pm
TUS
- IDA
1 stop7h 10m
Alaska Airlines
Tue 8/47:15 am
IDA
- TUS
1 stop7h 16m
Alaska Airlines
Deal found 7/16![Alaska Airlines logo]()
$519
This Expedia deal was found by Cheapflights users on 7/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:37 am
TUS
- IDA
1 stop25h 47m
Alaska Airlines
Sun 9/203:57 pm
IDA
- TUS
2 stops23h 16m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$581
Last-minute flights from Arizona to Idaho FallsDiscover last-minute flight deals from Arizona to Idaho Falls. Data last updated July 17, 2026 and is based on user searches.
Discover last-minute flight deals from Arizona to Idaho Falls. Data last updated July 17, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 7/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/271:12 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Mon 8/310:47 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/12![Allegiant Air logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/271:12 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Mon 9/78:36 pm
IDA
- LAS
Nonstop1h 45m
Allegiant Air
Deal found 7/15![Allegiant Air logo]()
$139
This Cheapflightsfares deal was found by Cheapflights users on 7/14. 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 7/311:12 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Mon 8/310:47 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/14![Allegiant Air logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/71:17 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Mon 8/1010:54 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/13![Allegiant Air logo]()
$117
This Booking.com deal was found by Cheapflights users on 7/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/101:17 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Mon 8/1710:54 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/12![Allegiant Air logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/101:17 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Fri 8/1410:54 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/13![Allegiant Air logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/101:17 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Mon 8/1010:54 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/13![Allegiant Air logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Thu 8/139:58 pm
PHX
- IDA
1 stop17h 07m
Multiple Airlines
Mon 8/1710:54 pm
IDA
- PHX
1 stop15h 05m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 8/1411:16 am
LAS
- IDA
1 stop9h 48m
Multiple Airlines
Mon 8/1710:54 pm
IDA
- LAS
Nonstop1h 43m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$164
This Cheapflightsfares deal was found by Cheapflights users on 7/13. 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 8/218:00 am
LAS
- IDA
Nonstop1h 47m
Allegiant Air
Fri 8/285:08 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/13![Allegiant Air logo]()
$123
This Cheapflightsfares deal was found by Cheapflights users on 7/15. 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 8/248:00 am
LAS
- IDA
Nonstop1h 47m
Allegiant Air
Fri 8/285:08 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/15![Allegiant Air logo]()
$118
This Cheapflightsfares deal was found by Cheapflights users on 7/13. 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 8/287:35 am
LAS
- IDA
Nonstop1h 47m
Allegiant Air
Mon 8/318:33 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 7/13![Allegiant Air logo]()
$89
One-way flights from Arizona to Idaho FallsSearch for one-way flight options from Arizona to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated July 17, 2026.
Search for one-way flight options from Arizona to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated July 17, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 7/15. 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.
Fri 8/71:17 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Deal found 7/15![Allegiant Air logo]()
$54
This Cheapflightsfares deal was found by Cheapflights users on 7/13. 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 7/311:12 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Deal found 7/13![Allegiant Air logo]()
$71
This Super.com deal was found by Cheapflights users on 7/14. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/241:12 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Deal found 7/14![Allegiant Air logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 7/12. 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.
Thu 9/1010:55 pm
PHX
- IDA
1 stop11h 55m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Thu 8/139:58 pm
PHX
- IDA
1 stop17h 07m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Thu 10/1510:40 pm
PHX
- IDA
1 stop16h 20m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$97
This WAYA deal was found by Cheapflights users on 7/15. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:45 am
PHX
- IDA
1 stop7h 20m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:07 pm
LAS
- IDA
1 stop19h 57m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:49 pm
PHX
- IDA
1 stop6h 54m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Fri 8/1412:20 pm
PHX
- IDA
1 stop8h 44m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 7/12. 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.
Mon 8/107:45 am
PHX
- IDA
1 stop7h 20m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:48 pm
LAS
- IDA
2 stops23h 16m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$135
Find flight deals from Arizona to Idaho Falls
Keep the following information in mind while searching for Arizona to Idaho Falls flight deals. Data was last updated July 17, 2026.
Round-trip from | $89 (Cheapflightsfares) |
|---|---|
One-way from | $54 (Cheapflightsfares) |
Popular in | December |
Cheapest in | May |
Average price | $410 |
Good round-trip deal | $291 or less |
Good one-way deal | $68 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Arizona 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 July 17, 2026.
Use the filters below to find and compare flights from Arizona to Idaho Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Las VegasIdaho Falls
LAS - IDA
LASIDA
Las Vegas Harry Reid Intl
Thu 9/10
3:23 pm-4:47 pm
1 stop24h 24m
Idaho Falls Fanning Field
Thu 9/17
8:20 pm-7:09 pm
1 stop23h 49m
$286
Las VegasIdaho Falls
LAS - IDA
LASIDA
Las Vegas Harry Reid Intl
Wed 9/16
5:20 am-1:29 pm
1 stop7h 09m
Idaho Falls Fanning Field
Sat 9/19
4:04 pm-8:51 pm
1 stop5h 47m
$301
Las VegasIdaho Falls
LAS - IDA
LASIDA
Las Vegas Harry Reid Intl
Fri 9/25
5:10 pm-10:22 pm
1 stop4h 12m
Idaho Falls Fanning Field
Tue 9/29
6:57 pm-10:12 pm
1 stop4h 15m
$301
TucsonIdaho Falls
TUS - IDA
TUSIDA
Tucson
Thu 10/1
4:31 pm-10:22 pm
1 stop4h 51m
Idaho Falls Fanning Field
Tue 10/6
6:56 pm-9:37 pm
1 stop3h 41m
$309
Las VegasIdaho Falls
LAS - IDA
LASIDA
Las Vegas Harry Reid Intl
Thu 9/24
7:02 am-1:24 pm
1 stop5h 22m
Idaho Falls Fanning Field
Sun 9/27
3:57 pm-8:22 pm
1 stop5h 25m
$360
Las VegasIdaho Falls
LAS - IDA
LASIDA
Las Vegas Harry Reid Intl
Fri 8/7
5:02 pm-10:32 pm
1 stop4h 30m
Idaho Falls Fanning Field
Fri 8/14
7:00 pm-11:55 pm
1 stop5h 55m
$370
TucsonIdaho Falls
TUS - IDA
TUSIDA
Tucson
Sun 1/10
8:10 am-3:29 pm
1 stop7h 19m
Idaho Falls Fanning Field
Thu 1/14
4:00 pm-9:48 pm
1 stop5h 48m
$375
Las VegasIdaho Falls
LAS - IDA
LASIDA
Las Vegas Harry Reid Intl
Thu 8/27
10:30 am-3:20 pm
1 stop27h 50m
Idaho Falls Fanning Field
Mon 8/31
6:18 am-10:47 am
1 stop5h 29m
$377
Las VegasIdaho Falls
LAS - IDA
LASIDA
Las Vegas Harry Reid Intl
Fri 8/14
7:00 am-1:06 pm
1 stop5h 06m
Idaho Falls Fanning Field
Mon 8/17
7:15 am-2:16 pm
1 stop8h 01m
$379
Las VegasIdaho Falls
LAS - IDA
LASIDA
Las Vegas Harry Reid Intl
Fri 8/7
5:02 pm-10:32 pm
1 stop4h 30m
Idaho Falls Fanning Field
Thu 8/20
6:00 am-9:08 pm
2 stops16h 08m
$388
Showing 1-10 of 51 resultsSorted by cheapest first
Best time to book a flight from Arizona to Idaho Falls
Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Arizona with our price prediction graph.
LAS-IDA
PHX-IDA
TUS-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 Arizona to Idaho Falls
USAZ-IDA
LAS-IDA
PHX-IDA
TUS-IDA
What is the cheapest month to book a flight from Arizona to Idaho Falls?
Currently, August is the cheapest month in which you can book a flight from Arizona to Idaho Falls (average of $110). Flying from Arizona to Idaho Falls in April is currently the most expensive (average of $240). 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 AZ to IDA?
Find hourly flight availability from Arizona 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 July 17, 2026.
One of the essential ways to save on airfare from Arizona to Idaho Falls is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 45% on airfare.
How much does it cost to fly round-trip from Arizona to Idaho Falls?
Related info for your journey
Find useful and relevant information for your journey from Arizona 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
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Arizona to Idaho Falls
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Complete your trip
Complete your trip to Idaho Falls by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Arizona to Idaho Falls by cabin class
Find flights from Arizona to Idaho Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 July 17, 2026.
Arizona and Idaho Falls flights
Browse other Arizona and Idaho Falls flight options. Last updated on July 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Arizona to Idaho Falls flights
Consider these flights traveling from Arizona to Idaho Falls.
Top 4 airlines flying from Arizona to Idaho Falls
Discover the top 4 airlines that operate flights from Arizona 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 July 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$122 | Average$208 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$189 | Average$405 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$248 | Average$351 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$290 | Average$462 | FlexibilityNo cancel fee | On-time69% |