$37+ Cheap flights from Idaho to Arizona
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PHX
Oct 21 — Oct 281
Round-trip
1 adult, Economy
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Find cheap flights from Idaho to Arizona 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 to Arizona
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Cheapest flights from Idaho to ArizonaExplore the most affordable flight options available from Idaho to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
Explore the most affordable flight options available from Idaho to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
This CheapOair deal was found by Cheapflights users on 9/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:30 pm -
Nonstop1h 44m
Fri 10/3010:46 am -
Nonstop1h 48m
Deal found 9/17![Allegiant Air logo]()
$76
This Cheapflightsfares deal was found by Cheapflights users on 9/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:30 pm -
Nonstop1h 44m
Fri 11/1310:41 am -
Nonstop1h 49m
Deal found 9/21![Allegiant Air logo]()
$89
This Booking.com deal was found by Cheapflights users on 9/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:58 pm -
Nonstop1h 46m
Fri 12/1110:00 am -
Nonstop1h 51m
Deal found 9/21![Allegiant Air logo]()
$99
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 10/57:42 pm -
Nonstop1h 44m
Fri 10/91:12 pm -
Nonstop1h 48m
Deal found 9/18![Allegiant Air logo]()
$109
This Cheapflightsfares deal was found by Cheapflights users on 9/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:42 pm -
Nonstop1h 44m
Fri 10/161:12 pm -
Nonstop1h 48m
Deal found 9/21![Allegiant Air logo]()
$114
This Super.com deal was found by Cheapflights users on 9/18. 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.
Sun 10/252:50 pm -
Nonstop1h 54m
Thu 10/2911:00 am -
Nonstop1h 54m
Deal found 9/18![Frontier logo]()
$120
This CheapOair deal was found by Cheapflights users on 9/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:28 pm -
Nonstop1h 44m
Mon 11/29:48 am -
Nonstop1h 48m
Deal found 9/21![Allegiant Air logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:50 pm -
Nonstop1h 54m
Sat 10/247:08 pm -
Nonstop1h 53m
Deal found 9/16![Multiple Airlines logo]()
$124
This CheapOair deal was found by Cheapflights users on 9/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:49 pm -
Nonstop1h 44m
Fri 10/2310:46 am -
Nonstop1h 48m
Deal found 9/17![Allegiant Air logo]()
$124
This Priceline deal was found by Cheapflights users on 9/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:41 am -
Nonstop1h 53m
Thu 11/1211:00 am -
Nonstop1h 54m
Deal found 9/17![Multiple Airlines logo]()
$126
This Frontier deal was found by Cheapflights users on 9/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:50 pm -
Nonstop1h 54m
Thu 10/2911:00 am -
Nonstop1h 54m
Deal found 9/17![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:27 pm -
Nonstop1h 57m
Thu 10/2211:00 am -
Nonstop1h 55m
Deal found 9/16![Multiple Airlines logo]()
$129
Best flights from Idaho to ArizonaDiscover carefully curated flight deals from Idaho to Arizona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
Discover carefully curated flight deals from Idaho to Arizona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/19. 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 10/282:27 pm -
Nonstop1h 57m
Wed 11/412:32 pm -
Nonstop1h 56m
Deal found 9/19![Alaska Airlines logo]()
$177
This Southwest deal was found by Cheapflights users on 9/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:45 pm -
Nonstop1h 45m
Mon 10/1910:15 pm -
Nonstop1h 50m
Deal found 9/18![Southwest logo]()
$213
This United Airlines deal was found by Cheapflights users on 9/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:50 pm -
1 stop6h 39m
Fri 10/235:55 pm -
1 stop5h 04m
Deal found 9/20![United Airlines logo]()
$255
This Delta deal was found by Cheapflights users on 9/17. 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 12/43:44 pm -
1 stop8h 01m
Sun 12/66:00 am -
1 stop3h 44m
Deal found 9/17![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 9/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:30 am -
Nonstop2h 20m
Sat 10/3111:05 am -
Nonstop2h 20m
Deal found 9/17![Southwest logo]()
$219
This American Airlines deal was found by Cheapflights users on 9/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/51:21 pm -
2 stops18h 20m
Sun 11/85:00 am -
1 stop7h 39m
Deal found 9/21![American Airlines logo]()
$477
This Alaska Airlines deal was found by Cheapflights users on 9/20. 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.
Tue 11/1712:26 pm -
1 stop4h 50m
Tue 12/14:08 pm -
1 stop28h 00m
Deal found 9/20![Alaska Airlines logo]()
$240
This Southwest deal was found by Cheapflights users on 9/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/83:45 pm -
Nonstop1h 45m
Sat 12/125:35 pm -
Nonstop1h 50m
Deal found 9/19![Southwest logo]()
$227
This Southwest deal was found by Cheapflights users on 9/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/142:45 pm -
1 stop5h 50m
Mon 11/167:20 am -
1 stop5h 55m
Deal found 9/20![Southwest logo]()
$232
This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:38 pm -
1 stop5h 40m
Wed 10/215:29 pm -
1 stop6h 15m
Deal found 9/16![Delta logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/111:53 pm -
1 stop6h 55m
Mon 11/168:22 pm -
1 stop23h 31m
Deal found 9/21![Alaska Airlines logo]()
$270
This United Airlines deal was found by Cheapflights users on 9/19. 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 12/247:00 am -
1 stop4h 43m
Sun 12/275:15 am -
1 stop7h 13m
Deal found 9/19![United Airlines logo]()
$301
This Southwest deal was found by Cheapflights users on 9/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:50 pm -
2 stops6h 50m
Mon 11/167:20 am -
1 stop5h 55m
Deal found 9/19![Southwest logo]()
$237
This Delta deal was found by Cheapflights users on 9/19. 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 1/155:45 pm -
1 stop5h 57m
Mon 1/185:10 pm -
1 stop5h 58m
Deal found 9/19![Delta logo]()
$297
This Alaska Airlines deal was found by Cheapflights users on 9/20. 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.
Thu 10/224:18 pm -
1 stop5h 42m
Fri 10/238:23 pm -
1 stop16h 24m
Deal found 9/20![Alaska Airlines logo]()
$272
This Southwest deal was found by Cheapflights users on 9/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/510:05 am -
1 stop6h 25m
Thu 11/126:20 am -
2 stops7h 35m
Deal found 9/21![Southwest logo]()
$244
This Delta deal was found by Cheapflights users on 9/18. 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 10/96:56 pm -
1 stop6h 03m
Mon 10/126:10 am -
1 stop5h 12m
Deal found 9/18![Delta logo]()
$301
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Mon 10/262:35 pm -
1 stop7h 10m
Fri 10/307:00 am -
1 stop7h 38m
Deal found 9/18![United Airlines logo]()
$333
This Alaska Airlines deal was found by Cheapflights users on 9/20. 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.
Thu 11/127:00 am -
Nonstop2h 11m
Sun 11/157:00 am -
1 stop5h 57m
Deal found 9/20![Alaska Airlines logo]()
$287
This Southwest deal was found by Cheapflights users on 9/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:50 pm -
1 stop6h 00m
Sat 10/246:35 am -
2 stops5h 20m
Deal found 9/19![Southwest logo]()
$247
This Delta deal was found by Cheapflights users on 9/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/231:50 pm -
1 stop4h 51m
Wed 11/254:48 pm -
1 stop6h 56m
Deal found 9/20![Delta logo]()
$312
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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 11/108:22 am -
2 stops11h 45m
Wed 11/117:40 am -
2 stops9h 03m
Deal found 9/17![Alaska Airlines logo]()
$290
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Mon 11/21:49 pm -
1 stop6h 45m
Thu 11/52:30 pm -
1 stop7h 41m
Deal found 9/21![United Airlines logo]()
$355
This Southwest deal was found by Cheapflights users on 9/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/85:35 am -
2 stops6h 40m
Wed 12/96:45 am -
2 stops7h 55m
Deal found 9/21![Southwest logo]()
$249
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:00 am -
1 stop5h 00m
Mon 12/75:56 pm -
1 stop5h 47m
Deal found 9/17![Delta logo]()
$313
This United Airlines deal was found by Cheapflights users on 9/18. 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 12/177:45 am -
1 stop8h 37m
Mon 12/286:18 am -
1 stop7h 34m
Deal found 9/18![United Airlines logo]()
$362
This Southwest deal was found by Cheapflights users on 9/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2410:45 am -
2 stops9h 15m
Sat 10/319:45 am -
2 stops7h 50m
Deal found 9/17![Southwest logo]()
$257
This Delta deal was found by Cheapflights users on 9/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:24 pm -
1 stop6h 35m
Mon 10/195:13 pm -
1 stop6h 46m
Deal found 9/21![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:49 pm -
1 stop6h 45m
Wed 11/116:30 am -
1 stop7h 17m
Deal found 9/16![United Airlines logo]()
$370
This Southwest deal was found by Cheapflights users on 9/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:50 am -
1 stop6h 55m
Sat 10/246:35 am -
1 stop6h 45m
Deal found 9/19![Southwest logo]()
$257
Last-minute flights from Idaho to ArizonaDiscover last-minute flight deals from Idaho to Arizona. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Arizona. Data last updated September 21, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 10/57:42 pm -
Nonstop1h 44m
Fri 10/91:12 pm -
Nonstop1h 48m
Deal found 9/18![Allegiant Air logo]()
$109
This Cheapflightsfares deal was found by Cheapflights users on 9/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:42 pm -
Nonstop1h 44m
Fri 10/161:12 pm -
Nonstop1h 48m
Deal found 9/21![Allegiant Air logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:50 pm -
Nonstop1h 54m
Sat 10/247:08 pm -
Nonstop1h 53m
Deal found 9/16![Multiple Airlines logo]()
$131
This CheapOair deal was found by Cheapflights users on 9/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:49 pm -
Nonstop1h 44m
Fri 10/2310:46 am -
Nonstop1h 48m
Deal found 9/17![Allegiant Air logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:50 pm -
Nonstop1h 54m
Thu 10/2211:00 am -
Nonstop1h 55m
Deal found 9/16![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:50 pm -
Nonstop1h 54m
Sat 10/247:08 pm -
Nonstop1h 53m
Deal found 9/16![Multiple Airlines logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:27 pm -
Nonstop1h 57m
Thu 10/2211:00 am -
Nonstop1h 55m
Deal found 9/16![Multiple Airlines logo]()
$129
This Super.com deal was found by Cheapflights users on 9/18. 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.
Sun 10/252:50 pm -
Nonstop1h 54m
Thu 10/2911:00 am -
Nonstop1h 54m
Deal found 9/18![Frontier logo]()
$120
This CheapOair deal was found by Cheapflights users on 9/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:30 pm -
Nonstop1h 44m
Fri 10/3010:46 am -
Nonstop1h 48m
Deal found 9/17![Allegiant Air logo]()
$76
This Cheapflightsfares deal was found by Cheapflights users on 9/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:30 pm -
Nonstop1h 44m
Fri 11/1310:41 am -
Nonstop1h 49m
Deal found 9/21![Allegiant Air logo]()
$89
This Frontier deal was found by Cheapflights users on 9/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:50 pm -
Nonstop1h 54m
Thu 10/2911:00 am -
Nonstop1h 54m
Deal found 9/17![Frontier logo]()
$128
This CheapOair deal was found by Cheapflights users on 9/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:28 pm -
Nonstop1h 44m
Mon 11/29:48 am -
Nonstop1h 48m
Deal found 9/21![Allegiant Air logo]()
$121
One-way flights from Idaho to ArizonaSearch for one-way flight options from Idaho to Arizona. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
Search for one-way flight options from Idaho to Arizona. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
This Super.com deal was found by Cheapflights users on 9/18. 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.
Mon 10/192:50 pm -
Nonstop1h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$37
This Super.com deal was found by Cheapflights users on 9/18. 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.
Mon 10/122:50 pm -
Nonstop1h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$43
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:50 pm -
Nonstop1h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$47
This Super.com deal was found by Cheapflights users on 9/18. 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.
Mon 10/199:33 pm -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Allegiant Air logo]()
$48
This CheapOair deal was found by Cheapflights users on 9/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/68:43 pm -
Nonstop2h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Allegiant Air logo]()
$54
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 12/149:51 pm -
Nonstop1h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$56
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 12/147:58 pm -
Nonstop1h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Allegiant Air logo]()
$56
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 10/57:42 pm -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Allegiant Air logo]()
$57
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Sun 11/157:28 pm -
Nonstop2h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Allegiant Air logo]()
$58
This Priceline deal was found by Cheapflights users on 9/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/192:49 pm -
Nonstop1h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Frontier logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/129:33 pm -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Allegiant Air logo]()
$60
This Cheapflightsfares deal was found by Cheapflights users on 9/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:50 pm -
1 stop9h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Frontier logo]()
$68
Find flight deals from Idaho to Arizona
Keep the following information in mind while searching for Idaho to Arizona flight deals. Data was last updated September 21, 2026.
Round-trip from | $76 (CheapOair) |
|---|---|
One-way from | $37 (Super.com) |
Popular in | June |
Cheapest in | January |
Average price | $308 |
Good round-trip deal | $207 or less |
Good one-way deal | $178 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho to Arizona 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 September 21, 2026.
Use the filters below to find and compare flights from Idaho to Arizona that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Idaho FallsLas Vegas
IDA Idaho Falls Fanning Field - LAS Las Vegas Harry Reid Intl
IDALAS
Idaho Falls Fanning Field
Mon 12/14
7:58 pm-8:44 pm
Nonstop1h 46m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$56
Quickest round-trip
Idaho FallsLas Vegas
IDA Idaho Falls Fanning Field - LAS Las Vegas Harry Reid Intl
IDALAS
Idaho Falls Fanning Field
Mon 9/28
6:21 pm-7:06 pm
Nonstop1h 45m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$72
BoiseLas Vegas
BOI Boise Air Term. Gowen Fld - LAS Las Vegas Harry Reid Intl
BOILAS
Boise Air Term. Gowen Fld
Thu 10/29
6:10 am-7:00 am
Nonstop1h 50m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$82
BoiseLas Vegas
BOI Boise Air Term. Gowen Fld - LAS Las Vegas Harry Reid Intl
BOILAS
Boise Air Term. Gowen Fld
Wed 11/18
11:25 am-12:15 pm
Nonstop1h 50m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$89
BoiseLas Vegas
BOI Boise Air Term. Gowen Fld - LAS Las Vegas Harry Reid Intl
BOILAS
Boise Air Term. Gowen Fld
Tue 11/17
12:40 pm-3:35 pm
1 stop3h 55m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$94
BoiseLas Vegas
BOI Boise Air Term. Gowen Fld - LAS Las Vegas Harry Reid Intl
BOILAS
Boise Air Term. Gowen Fld
Tue 11/17
8:55 am-1:06 pm
1 stop5h 11m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$99
BoiseLas Vegas
BOI Boise Air Term. Gowen Fld - LAS Las Vegas Harry Reid Intl
BOILAS
Boise Air Term. Gowen Fld
Wed 10/21
3:36 pm-10:22 pm
1 stop7h 46m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$99
BoiseLas Vegas
BOI Boise Air Term. Gowen Fld - LAS Las Vegas Harry Reid Intl
BOILAS
Boise Air Term. Gowen Fld
Wed 11/18
5:57 pm-10:36 pm
1 stop5h 39m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$99
BoiseLas Vegas
BOI Boise Air Term. Gowen Fld - LAS Las Vegas Harry Reid Intl
BOILAS
Boise Air Term. Gowen Fld
Mon 10/19
6:50 pm-10:10 pm
1 stop4h 20m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$99
SpokanePhoenix
GEG Spokane - PHX Phoenix Sky Harbor Intl
GEGPHX
Spokane
Mon 12/21
7:03 pm-12:51 am
1 stop4h 48m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$109
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Idaho to Arizona
Have a flexible travel schedule? Discover the best time to fly to Arizona from Idaho with our price prediction graph.
IDA-LAS
BOI-LAS
BOI-PHX
BOI-TUS
GEG-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 to Arizona
USID-USAZ
IDA-LAS
BOI-LAS
BOI-PHX
BOI-TUS
What is the cheapest month to book a flight from Idaho to Arizona?
Currently, January is the cheapest month in which you can book a flight from Idaho to Arizona (average of $269). Flying from Idaho to Arizona in June is currently the most expensive (average of $382). 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 ID to AZ?
Find hourly flight availability from Idaho to Arizona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 21, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 64% on flights from Idaho to Arizona by exploring options for tickets in the evening.
Weekly flight availability from Idaho to Arizona
Explore weekly flight availability from Idaho to Arizona. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 21, 2026.
The most flights from USID to USAZ are scheduled on a Thursday (8 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (4 on average).
How much does it cost to fly round-trip from Idaho to Arizona?
Airfare is below average for this route at the moment.
Idaho to Arizona flights typically cost between $248 and $372 in October.The cheapest round-trip price found within the last 5 days was $221 on Frontier (Oct 12-Oct 15).
How far ahead should I book a flight from Idaho to Arizona?
The price you pay for your flight from Idaho to Arizona may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from Idaho to Arizona?
Use this chart to determine the cheapest time to fly round-trip from Idaho to Arizona. Price data was last updated on September 19, 2026.
Travelers seeking maximum savings on their Idaho to Arizona flight should consider departing on Monday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Arizona
Get insights into the airlines that provide service to Arizona. 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 Arizona. Reviews last updated September 21, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta from Idaho to Arizona. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Related info for your journey
Find useful and relevant information for your journey from Idaho to Arizona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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 Idaho to Arizona
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Arizona by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Idaho to Arizona by cabin class
Find flights from Idaho to Arizona, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Idaho and Arizona flights
Browse other Idaho and Arizona flight options. Last updated on September 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Arizona
Find the right flight back to Idaho after your stay in Arizona
Idaho to Arizona flights
Consider these flights traveling from Idaho to Arizona.
Top 8 airlines flying from Idaho to Arizona
Discover the top 8 airlines that operate flights from Idaho to Arizona. 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 September 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$85 | Average$194 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$98 | Average$408 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$111 | Average$287 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$143 | Average$244 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$157 | Average$340 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$170 | Average$507 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$176 | Average$363 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$280 | Average$398 | FlexibilityNo cancel fee | On-time69% |