$62+ Cheap flights from Sky Harbor Intl (PHX) to Idaho
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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BOI
Sep 23 — Sep 301
Round-trip
1 adult, Economy
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Cheapest flights from Sky Harbor Intl to IdahoExplore the most affordable flight options available from Sky Harbor Intl to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 24, 2026.
Explore the most affordable flight options available from Sky Harbor Intl to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 24, 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 8/20. 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 37m
Mon 9/211:45 pm -
1 stop10h 02m
Deal found 8/20![Multiple Airlines logo]()
$188
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 8/24. 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.
Thu 10/228:08 am -
1 stop10h 30m
Thu 10/297:28 pm -
1 stop17h 02m
Deal found 8/24![Multiple Airlines logo]()
$194
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.
Wed 10/78:39 pm -
1 stop18h 55m
Sun 10/115:00 pm -
1 stop6h 18m
Deal found 8/21![Multiple Airlines logo]()
$196
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 Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:10 am -
1 stop4h 10m
Sat 10/245:30 am -
Nonstop2h 00m
Deal found 8/23![Southwest logo]()
$213
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 8/22. 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 12/36:00 am -
1 stop14h 53m
Sun 12/68:43 pm -
1 stop22h 34m
Deal found 8/22![Multiple Airlines logo]()
$215
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:00 am -
1 stop4h 55m
Sat 9/195:42 pm -
Nonstop2h 13m
Deal found 8/20![Multiple Airlines logo]()
$216
This Delta deal was found by Cheapflights users on 8/19. 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.
Sat 9/124:00 pm -
1 stop5h 59m
Sat 9/191:06 pm -
1 stop4h 04m
Deal found 8/19![Delta logo]()
$217
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/138:00 am -
1 stop4h 55m
Wed 9/165:42 pm -
Nonstop2h 13m
Deal found 8/23![Multiple Airlines logo]()
$218
Best flights from Sky Harbor Intl to IdahoDiscover carefully curated flight deals from Sky Harbor Intl to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
Discover carefully curated flight deals from Sky Harbor Intl to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
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 37m
Mon 9/211:45 pm -
1 stop10h 02m
Deal found 8/20![Multiple Airlines logo]()
$188
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.
Sat 9/127:37 pm -
Nonstop2h 08m
Sun 9/206:00 am -
1 stop4h 51m
Deal found 8/20![Alaska Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 8/19. 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 9/185:45 am -
1 stop3h 32m
Sat 9/194:00 pm -
1 stop6h 25m
Deal found 8/19![Delta logo]()
$227
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:10 am -
1 stop4h 10m
Fri 10/3012:45 pm -
2 stops6h 25m
Deal found 8/22![Southwest logo]()
$238
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:20 am -
1 stop7h 33m
Fri 11/272:34 pm -
1 stop5h 21m
Deal found 8/20![United Airlines logo]()
$360
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:12 am -
1 stop12h 38m
Sat 10/317:19 am -
1 stop11h 23m
Deal found 8/21![Alaska Airlines logo]()
$223
This Delta deal was found by Cheapflights users on 8/18. 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 9/115:45 am -
1 stop3h 32m
Mon 9/216:44 pm -
1 stop6h 12m
Deal found 8/18![Delta logo]()
$237
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:05 pm -
Nonstop2h 45m
Sat 10/316:10 am -
1 stop5h 50m
Deal found 8/20![Southwest logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:37 pm -
Nonstop2h 08m
Mon 9/215:52 pm -
1 stop6h 52m
Deal found 8/18![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:13 pm -
1 stop7h 07m
Thu 9/175:42 pm -
Nonstop2h 13m
Deal found 8/18![Alaska Airlines logo]()
$227
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:15 pm -
1 stop6h 15m
Wed 9/233:59 pm -
1 stop5h 13m
Deal found 8/22![Delta logo]()
$257
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/32:00 pm -
1 stop7h 15m
Wed 10/73:25 pm -
2 stops6h 45m
Deal found 8/23![Southwest logo]()
$262
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:37 pm -
1 stop3h 52m
Mon 10/53:59 pm -
1 stop7h 37m
Deal found 8/20![Delta logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:37 pm -
Nonstop2h 08m
Fri 9/185:42 pm -
Nonstop2h 13m
Deal found 8/18![Alaska Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 8/19. 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 10/98:55 pm -
Nonstop2h 45m
Tue 10/133:25 pm -
1 stop5h 05m
Deal found 8/19![Southwest logo]()
$273
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:59 pm -
1 stop5h 16m
Mon 9/215:10 am -
1 stop5h 52m
Deal found 8/23![Delta logo]()
$263
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:55 pm -
Nonstop2h 45m
Mon 10/262:30 pm -
1 stop6h 55m
Deal found 8/22![Southwest logo]()
$273
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Fri 11/610:55 am -
1 stop4h 33m
Mon 11/92:25 pm -
1 stop5h 30m
Deal found 8/18![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 8/19. 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 10/24:00 pm -
1 stop7h 48m
Thu 10/83:30 pm -
1 stop5h 45m
Deal found 8/19![Delta logo]()
$263
This Southwest deal was found by Cheapflights users on 8/18. 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.
Thu 9/102:00 pm -
1 stop5h 45m
Thu 9/179:05 am -
2 stops7h 55m
Deal found 8/18![Southwest logo]()
$282
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:30 am -
1 stop6h 54m
Sun 10/257:00 am -
1 stop4h 44m
Deal found 8/20![United Airlines logo]()
$381
This Booking.com deal was found by Cheapflights users on 8/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:20 am -
2 stops25h 40m
Mon 9/71:45 pm -
2 stops30h 10m
Deal found 8/19![Breeze Airways logo]()
$897
This Delta deal was found by Cheapflights users on 8/18. 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 9/111:20 pm -
1 stop3h 34m
Wed 9/1611:12 am -
1 stop5h 58m
Deal found 8/18![Delta logo]()
$285
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:05 am -
1 stop7h 30m
Mon 9/213:40 pm -
2 stops7h 50m
Deal found 8/23![Southwest logo]()
$288
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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.
Fri 9/189:22 am -
1 stop23h 24m
Mon 9/2110:28 am -
1 stop7h 14m
Deal found 8/19![Alaska Airlines logo]()
$321
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/294:29 pm -
1 stop4h 42m
Tue 1/54:25 pm -
1 stop6h 26m
Deal found 8/23![United Airlines logo]()
$389
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:38 pm -
1 stop14h 08m
Mon 9/2810:28 am -
1 stop8h 17m
Deal found 8/21![Alaska Airlines logo]()
$321
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Mon 10/197:30 am -
1 stop5h 23m
Thu 10/227:00 am -
1 stop4h 48m
Deal found 8/19![United Airlines logo]()
$401
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:30 am -
1 stop5h 20m
Sun 9/136:00 am -
Nonstop2h 10m
Deal found 8/21![Southwest logo]()
$302
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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.
Fri 9/186:38 pm -
1 stop14h 08m
Mon 9/2810:28 am -
1 stop8h 17m
Deal found 8/19![Alaska Airlines logo]()
$321
Last-minute flights from Sky Harbor Intl to IdahoDiscover last-minute flight deals from Sky Harbor Intl to Idaho. Data last updated August 24, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to Idaho. Data last updated August 24, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/19. 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.
Sat 9/124:00 pm -
1 stop5h 59m
Sat 9/191:06 pm -
1 stop4h 04m
Deal found 8/19![Delta logo]()
$217
This Priceline deal was found by Cheapflights users on 8/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:37 pm -
Nonstop2h 08m
Sun 9/202:50 pm -
1 stop8h 57m
Deal found 8/19![Multiple Airlines logo]()
$223
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.
Sat 9/127:24 pm -
1 stop17h 31m
Mon 9/142:50 pm -
2 stops30h 44m
Deal found 8/21![Frontier logo]()
$224
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/138:00 am -
1 stop4h 55m
Wed 9/165:42 pm -
Nonstop2h 13m
Deal found 8/23![Multiple Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:24 pm -
1 stop17h 31m
Mon 9/212:50 pm -
1 stop8h 57m
Deal found 8/19![Frontier logo]()
$219
This Southwest deal was found by Cheapflights users on 8/19. 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.
Wed 9/163:00 pm -
2 stops6h 20m
Mon 9/287:30 am -
Nonstop2h 05m
Deal found 8/19![Southwest logo]()
$222
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 37m
Mon 9/211:45 pm -
1 stop10h 02m
Deal found 8/20![Multiple Airlines logo]()
$188
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 8/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:00 am -
1 stop4h 55m
Sat 9/195:42 pm -
Nonstop2h 13m
Deal found 8/20![Multiple Airlines logo]()
$216
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:37 pm -
Nonstop2h 08m
Mon 9/216:49 pm -
1 stop20h 44m
Deal found 8/21![Alaska Airlines logo]()
$220
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 Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:08 am -
1 stop16h 45m
Sat 10/37:19 am -
1 stop7h 41m
Deal found 8/22![Alaska Airlines logo]()
$223
One-way flights from Sky Harbor Intl to IdahoSearch for one-way flight options from Sky Harbor Intl to Idaho. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
Search for one-way flight options from Sky Harbor Intl to Idaho. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
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 9/168:39 pm -
1 stop16h 16m
Deal found 8/20![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:34 pm -
1 stop20h 21m
Deal found 8/19![Frontier logo]()
$63
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 10/228:08 am -
1 stop4h 47m
Deal found 8/20![Frontier logo]()
$64
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.
Wed 9/238:39 pm -
1 stop16h 16m
Deal found 8/21![Frontier logo]()
$65
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 9/168:39 pm -
1 stop12h 40m
Deal found 8/20![Multiple Airlines logo]()
$82
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.
Wed 9/238:39 pm -
1 stop12h 40m
Deal found 8/23![Multiple Airlines logo]()
$84
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.
Sun 9/205:23 pm -
1 stop19h 32m
Deal found 8/20![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:23 pm -
1 stop19h 32m
Deal found 8/19![Frontier logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/118:08 am -
1 stop28h 47m
Deal found 8/19![Frontier logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:00 am -
1 stop4h 55m
Deal found 8/19![Frontier logo]()
$90
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 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.
Wed 11/112:00 pm -
2 stops23h 54m
Deal found 8/22![Frontier logo]()
$95
Find flight deals from Sky Harbor Intl to Idaho
Keep the following information in mind while searching for Sky Harbor Intl to Idaho flight deals. Data was last updated August 24, 2026.
Round-trip from | $180 (Kiwi.com) |
|---|---|
One-way from | $62 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $256 |
Good round-trip deal | $247 or less |
Good one-way deal | $148 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Sky Harbor Intl to Idaho 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 24, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhoenixTwin Falls
PHX Phoenix Sky Harbor Intl - TWF Twin Falls Joslin
PHXTWF
Phoenix Sky Harbor Intl
Thu 9/17
5:23 pm-12:00 pm
1 stop17h 37m
Twin Falls Joslin
Mon 9/21
1:45 pm-10:47 pm
1 stop10h 02m
$188
PhoenixBoise
PHX Phoenix Sky Harbor Intl - BOI Boise Air Term. Gowen Fld
PHXBOI
Phoenix Sky Harbor Intl
Sat 9/12
7:37 pm-10:45 pm
Nonstop2h 08m
Boise Air Term. Gowen Fld
Sun 9/20
6:00 am-9:51 am
1 stop4h 51m
$217
PhoenixSpokane
PHX Phoenix Sky Harbor Intl - GEG Spokane
PHXGEG
Phoenix Sky Harbor Intl
Wed 10/28
10:12 am-10:50 pm
1 stop12h 38m
Spokane
Sat 10/31
7:19 am-6:42 pm
1 stop11h 23m
$223
PhoenixBoise
PHX Phoenix Sky Harbor Intl - BOI Boise Air Term. Gowen Fld
PHXBOI
Phoenix Sky Harbor Intl
Fri 9/18
5:45 am-10:17 am
1 stop3h 32m
Boise Air Term. Gowen Fld
Sat 9/19
4:00 pm-9:25 pm
1 stop6h 25m
$227
PhoenixBoise
PHX Phoenix Sky Harbor Intl - BOI Boise Air Term. Gowen Fld
PHXBOI
Phoenix Sky Harbor Intl
Sun 9/13
7:37 pm-10:45 pm
Nonstop2h 08m
Boise Air Term. Gowen Fld
Mon 9/21
5:52 pm-11:44 pm
1 stop6h 52m
$227
PhoenixBoise
PHX Phoenix Sky Harbor Intl - BOI Boise Air Term. Gowen Fld
PHXBOI
Phoenix Sky Harbor Intl
Wed 9/9
12:13 pm-8:20 pm
1 stop7h 07m
Boise Air Term. Gowen Fld
Thu 9/17
5:42 pm-6:55 pm
Nonstop2h 13m
$227
PhoenixBoise
PHX Phoenix Sky Harbor Intl - BOI Boise Air Term. Gowen Fld
PHXBOI
Phoenix Sky Harbor Intl
Fri 9/11
5:45 am-10:17 am
1 stop3h 32m
Boise Air Term. Gowen Fld
Mon 9/21
6:44 pm-11:56 pm
1 stop6h 12m
$237
Quickest round-trip
PhoenixBoise
PHX Phoenix Sky Harbor Intl - BOI Boise Air Term. Gowen Fld
PHXBOI
Phoenix Sky Harbor Intl
Wed 9/9
7:37 pm-10:45 pm
Nonstop2h 08m
Boise Air Term. Gowen Fld
Fri 9/18
5:42 pm-6:55 pm
Nonstop2h 13m
$237
PhoenixBoise
PHX Phoenix Sky Harbor Intl - BOI Boise Air Term. Gowen Fld
PHXBOI
Phoenix Sky Harbor Intl
Mon 10/26
8:10 am-1:20 pm
1 stop4h 10m
Boise Air Term. Gowen Fld
Fri 10/30
12:45 pm-6:10 pm
2 stops6h 25m
$238
PhoenixSpokane
PHX Phoenix Sky Harbor Intl - GEG Spokane
PHXGEG
Phoenix Sky Harbor Intl
Wed 10/28
6:05 pm-8:50 pm
Nonstop2h 45m
Spokane
Sat 10/31
6:10 am-12:00 pm
1 stop5h 50m
$247
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Sky Harbor Intl to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Sky Harbor Intl with our price prediction graph.
PHX-BOI
PHX-JAC
PHX-GEG
PHX-SUN
PHX-WYS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Idaho
PHX-USID
PHX-BOI
PHX-JAC
PHX-GEG
PHX-SUN
What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Idaho?
Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Idaho (average of $183). Flying from Phoenix Sky Harbor Intl Airport to Idaho in July is currently the most expensive (average of $363). 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 ID?
Find hourly flight availability from Sky Harbor Intl to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 24, 2026.
It’s typically best to fly out from Phoenix Sky Harbor Intl Airport to Idaho in the morning. Doing so could potentially save you 12% on the flight price compared to flying in the evening, which is usually more expensive.
Weekly flight availability from Phoenix Sky Harbor Intl Airport to Idaho
Explore weekly flight availability from Sky Harbor Intl to Idaho. 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 August 24, 2026.
The most flights from PHX to USID are scheduled on a Sunday (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 Phoenix Sky Harbor Intl Airport to Idaho?
Airfare is below average for this route at the moment.
Phoenix Sky Harbor Intl Airport to Idaho flights typically cost between $227 and $365 in October.The cheapest round-trip price found within the last 5 days was $213 on Southwest (Oct 15-Oct 24).
How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Idaho?
The best time to book flights from Phoenix Sky Harbor Intl Airport to Idaho is 82 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Idaho?
Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Idaho. Price data was last updated on August 22, 2026.
Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Idaho flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Idaho
Get insights into the airlines that provide service to Idaho. 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. Reviews last updated August 24, 2026.
Get a feel of what it's like to fly with Southwest,Alaska Airlines, andDelta from Phoenix Sky Harbor Intl Airport to Idaho by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Sky Harbor Intl to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Sky Harbor Intl to Idaho
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Complete your trip
Complete your trip to Idaho by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Sky Harbor Intl to Idaho by cabin class
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Sky Harbor Intl and Idaho flights
Browse other Sky Harbor Intl and Idaho flight options. Last updated on August 24, 2026.
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Sky Harbor Intl to Idaho flights
Consider these flights traveling from Sky Harbor Intl to Idaho.
Top 6 airlines flying from Sky Harbor Intl to Idaho
Discover the top 6 airlines that operate flights from Sky Harbor Intl to Idaho. 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 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$90 | Average$165 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$99 | Average$443 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$154 | Average$301 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$157 | Average$276 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$175 | Average$450 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$176 | Average$363 | FlexibilityNo cancel fee | On-time71% |