$81+ 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BOI
Aug 6 — Aug 131
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 July 7, 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 July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/4. 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
Fri 8/215:33 pm
IDA
- PHX
1 stop20h 15m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 10/1912:49 pm
PHX
- IDA
1 stop6h 54m
Multiple Airlines
Mon 10/267:30 pm
IDA
- PHX
1 stop22h 20m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 7/317:45 am
PHX
- IDA
1 stop7h 15m
Multiple Airlines
Fri 8/710:54 pm
IDA
- PHX
1 stop25h 11m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$239
This Southwest deal was found by Cheapflights users on 7/7. 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 8/44:00 pm
PHX
- BOI
1 stop5h 25m
Southwest
Tue 8/1111:30 am
BOI
- PHX
2 stops6h 25m
Southwest
Deal found 7/7![Southwest logo]()
$261
This Southwest deal was found by Cheapflights users on 7/3. 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 8/148:55 pm
PHX
- BOI
Nonstop2h 00m
Southwest
Wed 8/193:40 pm
BOI
- PHX
Nonstop2h 15m
Southwest
Deal found 7/3![Southwest logo]()
$262
This Frontier deal was found by Cheapflights users on 7/4. 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.
Sun 7/126:40 am
PHX
- BOI
1 stop4h 49m
Frontier
Thu 8/61:24 pm
BOI
- PHX
1 stop11h 03m
Frontier
Deal found 7/4![Frontier logo]()
$263
This Booking.com deal was found by Cheapflights users on 7/5. 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.
Wed 7/2211:19 am
PHX
- BOI
1 stop24h 10m
Frontier
Tue 8/111:24 pm
BOI
- PHX
1 stop21h 47m
Frontier
Deal found 7/5![Frontier logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 7/6. 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 8/296:02 am
PHX
- BOI
1 stop5h 34m
Alaska Airlines
Sat 8/293:30 pm
BOI
- PHX
Nonstop2h 18m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$266
This Alaska Airlines deal was found by Cheapflights users on 7/6. 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 8/2712:13 pm
PHX
- BOI
1 stop7h 07m
Alaska Airlines
Fri 8/283:30 pm
BOI
- PHX
Nonstop2h 18m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$267
This Southwest deal was found by Cheapflights users on 7/5. 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 9/95:45 am
PHX
- GEG
2 stops7h 20m
Southwest
Tue 9/1510:55 am
GEG
- PHX
2 stops6h 45m
Southwest
Deal found 7/5![Southwest logo]()
$267
This Priceline deal was found by Cheapflights users on 7/6. 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 8/136:40 am
PHX
- BOI
1 stop4h 49m
Multiple Airlines
Fri 8/142:55 pm
BOI
- PHX
Nonstop2h 19m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$268
This Southwest deal was found by Cheapflights users on 7/5. 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 8/47:10 am
PHX
- GEG
2 stops9h 05m
Southwest
Tue 8/115:45 am
GEG
- PHX
1 stop9h 05m
Southwest
Deal found 7/5![Southwest logo]()
$268
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 July 7, 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 July 7, 2026.
This Southwest deal was found by Cheapflights users on 7/5. 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 9/95:45 am
PHX
- GEG
2 stops7h 20m
Southwest
Tue 9/1510:55 am
GEG
- PHX
2 stops6h 45m
Southwest
Deal found 7/5![Southwest logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 7/6. 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 8/144:00 pm
PHX
- BOI
1 stop7h 04m
Alaska Airlines
Wed 8/191:15 pm
BOI
- PHX
1 stop5h 34m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$282
This Delta deal was found by Cheapflights users on 7/3. 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 8/16:00 am
PHX
- WYS
1 stop3h 45m
Delta
Fri 8/71:09 pm
WYS
- PHX
1 stop3h 48m
Delta
Deal found 7/3![Delta logo]()
$293
This United Airlines deal was found by Cheapflights users on 7/6. 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 8/181:34 pm
PHX
- JAC
1 stop6h 06m
United Airlines
Fri 8/218:05 am
JAC
- PHX
1 stop7h 50m
United Airlines
Deal found 7/6![United Airlines logo]()
$311
This Southwest deal was found by Cheapflights users on 7/4. 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 8/47:10 am
PHX
- GEG
2 stops9h 05m
Southwest
Tue 8/1110:55 am
GEG
- PHX
2 stops6h 45m
Southwest
Deal found 7/4![Southwest logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 7/3. 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 9/106:02 am
PHX
- GEG
1 stop6h 37m
Alaska Airlines
Sun 9/136:00 am
GEG
- PHX
1 stop16h 27m
Alaska Airlines
Deal found 7/3![Alaska Airlines logo]()
$288
This Delta deal was found by Cheapflights users on 7/4. 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 7/306:00 am
PHX
- WYS
1 stop5h 26m
Delta
Thu 8/61:09 pm
WYS
- PHX
2 stops11h 33m
Delta
Deal found 7/4![Delta logo]()
$304
This United Airlines deal was found by Cheapflights users on 7/7. 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.
Sun 8/239:23 am
PHX
- JAC
1 stop5h 05m
United Airlines
Tue 8/258:05 am
JAC
- PHX
1 stop7h 49m
United Airlines
Deal found 7/7![United Airlines logo]()
$311
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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 9/35:30 pm
PHX
- BOI
Nonstop2h 12m
Alaska Airlines
Mon 9/77:20 am
BOI
- PHX
1 stop16h 13m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$293
This Delta deal was found by Cheapflights users on 7/7. 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 7/276:00 am
PHX
- WYS
1 stop5h 26m
Delta
Sat 8/11:10 pm
WYS
- PHX
2 stops7h 04m
Delta
Deal found 7/7![Delta logo]()
$304
This Southwest deal was found by Cheapflights users on 7/6. 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 10/136:05 pm
PHX
- GEG
Nonstop2h 45m
Southwest
Thu 10/156:00 am
GEG
- PHX
Nonstop2h 35m
Southwest
Deal found 7/6![Southwest logo]()
$308
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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 8/74:00 pm
PHX
- GEG
1 stop7h 59m
Alaska Airlines
Sat 8/84:05 pm
GEG
- PHX
2 stops7h 28m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 7/5. 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.
Sun 8/26:00 am
PHX
- WYS
1 stop5h 26m
Delta
Sat 8/811:29 am
WYS
- PHX
2 stops8h 35m
Delta
Deal found 7/5![Delta logo]()
$304
This Southwest deal was found by Cheapflights users on 7/6. 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 7/3010:45 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Sun 8/29:00 pm
BOI
- PHX
1 stop4h 15m
Southwest
Deal found 7/6![Southwest logo]()
$317
This Delta deal was found by Cheapflights users on 7/4. 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 8/249:51 am
PHX
- SUN
1 stop3h 52m
Delta
Fri 9/43:25 pm
SUN
- PHX
1 stop3h 42m
Delta
Deal found 7/4![Delta logo]()
$305
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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 8/96:53 pm
PHX
- GEG
1 stop5h 06m
Alaska Airlines
Mon 8/105:00 am
GEG
- PHX
1 stop4h 49m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$325
This Southwest deal was found by Cheapflights users on 7/4. 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 8/1410:40 am
PHX
- GEG
Nonstop2h 35m
Southwest
Sat 8/221:40 pm
GEG
- PHX
Nonstop2h 35m
Southwest
Deal found 7/4![Southwest logo]()
$328
This Delta deal was found by Cheapflights users on 7/6. 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 8/205:10 pm
PHX
- SUN
1 stop3h 58m
Delta
Tue 8/251:06 pm
SUN
- PHX
1 stop3h 58m
Delta
Deal found 7/6![Delta logo]()
$305
This United Airlines deal was found by Cheapflights users on 7/2. 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 8/201:34 pm
PHX
- JAC
1 stop6h 06m
United Airlines
Tue 8/254:25 pm
JAC
- PHX
1 stop4h 59m
United Airlines
Deal found 7/2![United Airlines logo]()
$408
This deal was found by Cheapflights users on 7/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/122:37 pm
PHX
- GEG
1 stop6h 19m
Alaska Airlines
Sun 9/67:03 am
GEG
- PHX
1 stop5h 59m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$330
This Southwest deal was found by Cheapflights users on 7/4. 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 8/65:40 am
PHX
- BOI
1 stop3h 35m
Southwest
Mon 8/1010:50 am
BOI
- PHX
2 stops8h 20m
Southwest
Deal found 7/4![Southwest logo]()
$332
This United Airlines deal was found by Cheapflights users on 7/3. 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 8/79:08 am
PHX
- WYS
1 stop6h 21m
United Airlines
Fri 8/144:44 pm
WYS
- PHX
1 stop4h 40m
United Airlines
Deal found 7/3![United Airlines logo]()
$430
This Southwest deal was found by Cheapflights users on 7/2. 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 8/218:00 am
PHX
- GEG
1 stop4h 35m
Southwest
Fri 8/284:20 pm
GEG
- PHX
Nonstop2h 35m
Southwest
Deal found 7/2![Southwest logo]()
$333
This Delta deal was found by Cheapflights users on 7/7. 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 8/101:20 pm
PHX
- JAC
1 stop4h 35m
Delta
Thu 8/2011:38 am
JAC
- PHX
1 stop5h 19m
Delta
Deal found 7/7![Delta logo]()
$344
This Alaska Airlines deal was found by Cheapflights users on 7/4. 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 7/1111:23 am
PHX
- BOI
1 stop7h 44m
Alaska Airlines
Mon 8/32:55 pm
BOI
- PHX
Nonstop2h 19m
Alaska Airlines
Deal found 7/4![Alaska Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 7/6. 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.
Sun 9/139:23 am
PHX
- IDA
1 stop5h 00m
United Airlines
Tue 9/154:04 pm
IDA
- PHX
1 stop5h 20m
United Airlines
Deal found 7/6![United Airlines logo]()
$432
This Southwest deal was found by Cheapflights users on 7/7. 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 7/148:05 am
PHX
- BOI
2 stops5h 35m
Southwest
Tue 8/1111:30 am
BOI
- PHX
2 stops6h 25m
Southwest
Deal found 7/7![Southwest logo]()
$342
This Alaska Airlines deal was found by Cheapflights users on 7/4. 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 7/115:48 pm
PHX
- BOI
1 stop5h 00m
Alaska Airlines
Wed 8/52:55 pm
BOI
- PHX
Nonstop2h 19m
Alaska Airlines
Deal found 7/4![Alaska Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 7/2. 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 9/91:20 pm
PHX
- JAC
1 stop5h 01m
Delta
Sat 9/125:55 pm
JAC
- PHX
1 stop5h 18m
Delta
Deal found 7/2![Delta logo]()
$363
This Southwest deal was found by Cheapflights users on 7/5. 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 7/2410:45 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Sun 7/269:00 pm
BOI
- PHX
1 stop4h 15m
Southwest
Deal found 7/5![Southwest logo]()
$342
Last-minute flights from Sky Harbor Intl to IdahoDiscover last-minute flight deals from Sky Harbor Intl to Idaho. Data last updated July 7, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to Idaho. Data last updated July 7, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/4. 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.
Sun 7/126:40 am
PHX
- BOI
1 stop4h 49m
Frontier
Thu 8/61:24 pm
BOI
- PHX
1 stop11h 03m
Frontier
Deal found 7/4![Frontier logo]()
$263
This Booking.com deal was found by Cheapflights users on 7/6. 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 7/204:48 pm
PHX
- BOI
1 stop18h 41m
Frontier
Thu 7/231:24 pm
BOI
- PHX
1 stop21h 47m
Frontier
Deal found 7/6![Frontier logo]()
$270
This Booking.com deal was found by Cheapflights users on 7/5. 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.
Wed 7/2211:19 am
PHX
- BOI
1 stop24h 10m
Frontier
Tue 8/111:24 pm
BOI
- PHX
1 stop21h 47m
Frontier
Deal found 7/5![Frontier logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 7/317:45 am
PHX
- IDA
1 stop7h 15m
Multiple Airlines
Fri 8/710:54 pm
IDA
- PHX
1 stop25h 11m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$239
This Southwest deal was found by Cheapflights users on 7/3. 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 8/14:05 pm
PHX
- GEG
2 stops8h 05m
Southwest
Mon 8/312:20 pm
GEG
- PHX
2 stops7h 35m
Southwest
Deal found 7/3![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 7/7. 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 8/36:15 pm
PHX
- BOI
1 stop5h 10m
Southwest
Tue 8/411:30 am
BOI
- PHX
2 stops7h 45m
Southwest
Deal found 7/7![Southwest logo]()
$261
This Southwest deal was found by Cheapflights users on 7/5. 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 8/47:10 am
PHX
- GEG
2 stops9h 05m
Southwest
Tue 8/115:45 am
GEG
- PHX
1 stop9h 05m
Southwest
Deal found 7/5![Southwest logo]()
$268
This WAYA deal was found by Cheapflights users on 7/2. 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.
Wed 8/52:04 pm
PHX
- BOI
1 stop5h 39m
Multiple Airlines
Mon 8/102:55 pm
BOI
- PHX
Nonstop2h 19m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$269
This Priceline deal was found by Cheapflights users on 7/6. 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 8/136:40 am
PHX
- BOI
1 stop4h 49m
Multiple Airlines
Fri 8/142:55 pm
BOI
- PHX
Nonstop2h 19m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 7/4. 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
Fri 8/215:33 pm
IDA
- PHX
1 stop20h 15m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$212
This Southwest deal was found by Cheapflights users on 7/3. 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 8/148:55 pm
PHX
- BOI
Nonstop2h 00m
Southwest
Wed 8/193:40 pm
BOI
- PHX
Nonstop2h 15m
Southwest
Deal found 7/3![Southwest logo]()
$262
This Alaska Airlines deal was found by Cheapflights users on 7/6. 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 8/275:45 pm
PHX
- BOI
1 stop5h 10m
Alaska Airlines
Sat 8/294:20 pm
BOI
- PHX
1 stop6h 40m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$267
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 July 7, 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 July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 10/710:55 pm
PHX
- GEG
1 stop16h 39m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 9/210:09 pm
PHX
- GEG
1 stop11h 10m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$90
This American Airlines deal was found by Cheapflights users on 7/7. 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.
Mon 10/57:29 pm
PHX
- BOI
Nonstop2h 21m
American Airlines
Deal found 7/7![American Airlines logo]()
$92
This Southwest deal was found by Cheapflights users on 7/7. 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 8/48:20 pm
PHX
- BOI
Nonstop2h 00m
Southwest
Deal found 7/7![Southwest logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 9/3010:55 pm
PHX
- GEG
1 stop16h 39m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 8/2910:09 pm
PHX
- GEG
1 stop11h 13m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 8/129:58 pm
PHX
- GEG
1 stop22h 26m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$95
This Southwest deal was found by Cheapflights users on 7/7. 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 8/55:45 am
PHX
- BOI
1 stop4h 05m
Southwest
Deal found 7/7![Southwest logo]()
$102
This Southwest deal was found by Cheapflights users on 7/7. 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 8/145:45 pm
PHX
- GEG
1 stop4h 25m
Southwest
Deal found 7/7![Southwest logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 8/69:58 pm
PHX
- IDA
1 stop17h 07m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 9/510:09 pm
PHX
- GEG
1 stop11h 10m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 9/3010:55 pm
PHX
- BOI
1 stop15h 02m
Frontier
Deal found 7/2![Frontier logo]()
$112
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 July 7, 2026.
Round-trip from | $212 (Kiwi.com) |
|---|---|
One-way from | $81 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $319 |
Good round-trip deal | $282 or less |
Good one-way deal | $143 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 2,558,603 searches. Data last updated July 7, 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
PhoenixSpokane
PHX - GEG
PHXGEG
Phoenix Sky Harbor Intl
Wed 9/9
5:45 am-1:05 pm
2 stops7h 20m
Spokane
Tue 9/15
10:55 am-5:40 pm
2 stops6h 45m
$267
PhoenixSpokane
PHX - GEG
PHXGEG
Phoenix Sky Harbor Intl
Tue 8/4
7:10 am-4:15 pm
2 stops9h 05m
Spokane
Tue 8/11
10:55 am-5:40 pm
2 stops6h 45m
$267
PhoenixBoise
PHX - BOI
PHXBOI
Phoenix Sky Harbor Intl
Fri 8/14
4:00 pm-12:04 am
1 stop7h 04m
Boise Air Term. Gowen Fld
Wed 8/19
1:15 pm-5:49 pm
1 stop5h 34m
$282
PhoenixSpokane
PHX - GEG
PHXGEG
Phoenix Sky Harbor Intl
Thu 9/10
6:02 am-12:39 pm
1 stop6h 37m
Spokane
Sun 9/13
6:00 am-10:27 pm
1 stop16h 27m
$288
PhoenixWest Yellowstone
PHX - WYS
PHXWYS
Phoenix Sky Harbor Intl
Sat 8/1
6:00 am-10:45 am
1 stop3h 45m
West Yellowstone
Fri 8/7
1:09 pm-3:57 pm
1 stop3h 48m
$293
PhoenixBoise
PHX - BOI
PHXBOI
Phoenix Sky Harbor Intl
Thu 9/3
5:30 pm-8:42 pm
Nonstop2h 12m
Boise Air Term. Gowen Fld
Mon 9/7
7:20 am-10:33 pm
1 stop16h 13m
$293
PhoenixSpokane
PHX - GEG
PHXGEG
Phoenix Sky Harbor Intl
Fri 8/7
4:00 pm-11:59 pm
1 stop7h 59m
Spokane
Sat 8/8
4:05 pm-11:33 pm
2 stops7h 28m
$303
PhoenixWest Yellowstone
PHX - WYS
PHXWYS
Phoenix Sky Harbor Intl
Thu 7/30
6:00 am-12:26 pm
1 stop5h 26m
West Yellowstone
Thu 8/6
1:09 pm-11:42 pm
2 stops11h 33m
$304
PhoenixWest Yellowstone
PHX - WYS
PHXWYS
Phoenix Sky Harbor Intl
Mon 7/27
6:00 am-12:26 pm
1 stop5h 26m
West Yellowstone
Sat 8/1
1:10 pm-7:14 pm
2 stops7h 04m
$304
PhoenixWest Yellowstone
PHX - WYS
PHXWYS
Phoenix Sky Harbor Intl
Sun 8/2
6:00 am-12:26 pm
1 stop5h 26m
West Yellowstone
Sat 8/8
11:29 am-7:04 pm
2 stops8h 35m
$304
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-IDA
PHX-BOI
PHX-GEG
PHX-WYS
PHX-JAC
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-IDA
PHX-BOI
PHX-GEG
PHX-WYS
What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Idaho?
Currently, August is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Idaho (average of $78). Flying from Phoenix Sky Harbor Intl Airport to Idaho in March is currently the most expensive (average of $154). 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 July 7, 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.
How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to Idaho?
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 77 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 July 4, 2026.
Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Idaho flight should consider departing on Tuesday mornings 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 July 7, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Southwest, 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.
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
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
See prices for flight routes from nearby airports that may be better suited for you.
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
Find flights from Sky Harbor Intl to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Sky Harbor Intl and Idaho flights
Browse other Sky Harbor Intl and Idaho flight options. Last updated on July 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Sky Harbor Intl to Idaho flights
Consider these flights traveling from Sky Harbor Intl to Idaho.
Top 7 airlines flying from Sky Harbor Intl to Idaho
Discover the top 7 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 2,558,603 searches. Data last updated July 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$416 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$135 | Average$215 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$137 | Average$207 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$139 | Average$282 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$155 | Average$278 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$167 | Average$369 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$175 | Average$419 | FlexibilityNo cancel fee | On-time69% |