$43+ Cheap flights from Idaho to Arizona
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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PHX
Jun 5 — Jun 121
Round-trip
1 adult, Economy
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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 May 6, 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 May 6, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 5/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1810:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/2210:15 am
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 5/2![Allegiant Air logo]()
$89
This Cheapflightsfares deal was found by Cheapflights users on 5/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:56 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Fri 6/121:22 pm
LAS
- IDA
Nonstop1h 46m
Allegiant Air
Deal found 5/3![Allegiant Air logo]()
$110
This Cheapflightsfares deal was found by Cheapflights users on 5/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1510:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Mon 5/1812:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$113
This Cheapflightsfares deal was found by Cheapflights users on 5/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1110:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/1512:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$116
This Cheapflightsfares deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:54 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Fri 8/141:17 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Deal found 5/1![Allegiant Air logo]()
$118
This Cheapflightsfares deal was found by Cheapflights users on 5/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3110:47 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Mon 8/31:12 pm
LAS
- IDA
Nonstop1h 48m
Allegiant Air
Deal found 5/3![Allegiant Air logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 8/245:33 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Fri 8/288:00 am
LAS
- IDA
Nonstop1h 47m
Allegiant Air
Deal found 5/4![Allegiant Air logo]()
$122
This Cheapflightsfares deal was found by Cheapflights users on 5/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1210:56 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Mon 6/151:22 pm
LAS
- IDA
Nonstop1h 46m
Allegiant Air
Deal found 5/6![Allegiant Air logo]()
$123
This Cheapflightsfares deal was found by Cheapflights users on 5/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:51 pm
GEG
- LAS
Nonstop2h 16m
Allegiant Air
Sun 7/265:39 pm
LAS
- GEG
Nonstop2h 22m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$138
This Mytrip deal was found by Cheapflights users on 5/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/118:47 pm
GEG
- LAS
Nonstop2h 21m
Allegiant Air
Sun 6/145:36 pm
LAS
- GEG
Nonstop2h 21m
Allegiant Air
Deal found 5/4![Allegiant Air logo]()
$141
This Cheapflightsfares deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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.
Thu 8/69:14 pm
GEG
- LAS
Nonstop2h 21m
Allegiant Air
Sun 8/96:00 pm
LAS
- GEG
Nonstop2h 24m
Allegiant Air
Deal found 5/1![Allegiant Air logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 5/318:45 pm
GEG
- LAS
Nonstop2h 15m
Allegiant Air
Thu 6/185:36 pm
LAS
- GEG
Nonstop2h 21m
Allegiant Air
Deal found 5/1![Allegiant Air logo]()
$146
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 May 6, 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 May 6, 2026.
This Southwest deal was found by Cheapflights users on 5/5. 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 6/35:00 pm
BOI
- LAS
1 stop4h 30m
Southwest
Wed 6/107:55 am
LAS
- BOI
Nonstop1h 50m
Southwest
Deal found 5/5![Southwest logo]()
$217
This Delta deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 6/86:43 am
BOI
- LAS
1 stop6h 45m
Delta
Wed 6/102:40 pm
LAS
- BOI
1 stop8h 15m
Delta
Deal found 5/1![Delta logo]()
$229
This Alaska Airlines deal was found by Cheapflights users on 5/2. 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.
Tue 6/21:59 pm
GEG
- PHX
1 stop6h 59m
Alaska Airlines
Wed 6/34:23 pm
PHX
- GEG
1 stop5h 22m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$257
This United Airlines deal was found by Cheapflights users on 5/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/297:05 pm
BOI
- LAS
1 stop5h 05m
United Airlines
Sat 5/306:20 pm
LAS
- BOI
1 stop4h 35m
United Airlines
Deal found 5/5![United Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 5/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:57 pm
BOI
- TUS
1 stop5h 58m
American Airlines
Sat 5/302:58 pm
TUS
- BOI
1 stop7h 13m
American Airlines
Deal found 5/2![American Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 5/5. 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.
Sun 5/314:10 pm
BOI
- LAS
1 stop7h 05m
Southwest
Fri 6/56:05 pm
LAS
- BOI
1 stop5h 15m
Southwest
Deal found 5/5![Southwest logo]()
$217
This Delta deal was found by Cheapflights users on 5/5. 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.
Sat 6/63:14 pm
BOI
- PHX
1 stop6h 37m
Delta
Mon 6/812:05 pm
PHX
- BOI
1 stop6h 08m
Delta
Deal found 5/5![Delta logo]()
$247
This Southwest deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 5/297:55 pm
BOI
- PHX
Nonstop2h 05m
Southwest
Mon 6/19:55 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Deal found 5/1![Southwest logo]()
$247
This Delta deal was found by Cheapflights users on 5/5. 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.
Fri 5/2912:55 pm
BOI
- PHX
1 stop6h 10m
Delta
Mon 6/15:16 pm
PHX
- BOI
1 stop5h 48m
Delta
Deal found 5/5![Delta logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/73:30 pm
BOI
- PHX
Nonstop2h 18m
Alaska Airlines
Tue 9/2212:13 pm
PHX
- BOI
1 stop7h 07m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$296
This Delta deal was found by Cheapflights users on 5/4. 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 6/110:50 am
BOI
- PHX
1 stop6h 09m
Delta
Mon 6/85:29 pm
PHX
- BOI
1 stop5h 26m
Delta
Deal found 5/4![Delta logo]()
$257
This Southwest deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 5/271:05 pm
BOI
- PHX
1 stop5h 45m
Southwest
Sun 5/316:05 am
PHX
- BOI
1 stop4h 40m
Southwest
Deal found 5/1![Southwest logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 5/3. 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.
Mon 6/17:01 am
GEG
- PHX
1 stop12h 09m
Alaska Airlines
Sun 6/77:53 pm
PHX
- GEG
1 stop25h 52m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$302
This Southwest deal was found by Cheapflights users on 5/5. 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.
Thu 5/281:20 pm
BOI
- PHX
1 stop8h 30m
Southwest
Sun 5/316:05 am
PHX
- BOI
1 stop4h 40m
Southwest
Deal found 5/5![Southwest logo]()
$262
This Alaska Airlines deal was found by Cheapflights users on 5/2. 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.
Mon 6/11:59 pm
GEG
- LAS
1 stop4h 58m
Alaska Airlines
Tue 6/211:07 am
LAS
- GEG
2 stops10h 11m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 5/4. 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.
Wed 6/176:10 pm
BOI
- LAS
1 stop5h 49m
Delta
Fri 6/1910:59 am
LAS
- BOI
1 stop5h 31m
Delta
Deal found 5/4![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 5/5. 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 7/286:00 am
BOI
- LAS
Nonstop1h 45m
Southwest
Sat 8/19:45 pm
LAS
- BOI
Nonstop1h 40m
Southwest
Deal found 5/5![Southwest logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 5/6. 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.
Tue 6/304:14 pm
IDA
- LAS
1 stop4h 58m
Alaska Airlines
Sat 7/43:12 pm
LAS
- IDA
1 stop6h 27m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$311
This United Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3012:37 pm
GEG
- LAS
1 stop6h 58m
United Airlines
Tue 6/1610:45 am
LAS
- GEG
2 stops13h 06m
United Airlines
Deal found 5/1![United Airlines logo]()
$417
This Southwest deal was found by Cheapflights users on 5/5. 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.
Sat 6/135:10 pm
BOI
- PHX
1 stop5h 00m
Southwest
Tue 6/169:30 pm
PHX
- BOI
Nonstop2h 00m
Southwest
Deal found 5/5![Southwest logo]()
$267
This Delta deal was found by Cheapflights users on 5/3. 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.
Tue 7/217:00 am
BOI
- PHX
1 stop5h 34m
Delta
Mon 7/271:20 pm
PHX
- BOI
1 stop3h 31m
Delta
Deal found 5/3![Delta logo]()
$296
This Southwest deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 5/302:25 pm
GEG
- PHX
Nonstop2h 35m
Southwest
Sat 6/67:40 am
PHX
- GEG
Nonstop2h 35m
Southwest
Deal found 5/1![Southwest logo]()
$271
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/262:10 pm
JAC
- PHX
1 stop7h 36m
Alaska Airlines
Sat 8/297:00 am
PHX
- JAC
1 stop5h 30m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 5/5. 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.
Fri 7/106:05 pm
JAC
- PHX
2 stops7h 01m
Delta
Mon 7/131:20 pm
PHX
- JAC
1 stop5h 17m
Delta
Deal found 5/5![Delta logo]()
$316
This United Airlines deal was found by Cheapflights users on 5/3. 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 5/224:23 pm
JAC
- PHX
1 stop6h 36m
United Airlines
Mon 5/259:08 am
PHX
- JAC
1 stop5h 17m
United Airlines
Deal found 5/3![United Airlines logo]()
$479
This Alaska Airlines deal was found by Cheapflights users on 5/4. 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.
Tue 8/44:21 pm
BOI
- LAS
1 stop7h 44m
Alaska Airlines
Fri 8/73:12 pm
LAS
- BOI
1 stop7h 52m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$331
This Southwest deal was found by Cheapflights users on 5/2. 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.
Thu 6/46:05 pm
GEG
- PHX
Nonstop2h 35m
Southwest
Mon 6/86:40 am
PHX
- GEG
1 stop5h 00m
Southwest
Deal found 5/2![Southwest logo]()
$281
This Delta deal was found by Cheapflights users on 5/5. 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.
Sat 8/17:00 pm
IDA
- LAS
1 stop3h 58m
Delta
Sat 8/86:00 am
LAS
- IDA
1 stop3h 50m
Delta
Deal found 5/5![Delta logo]()
$321
This Alaska Airlines deal was found by Cheapflights users on 5/3. 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.
Wed 6/105:00 am
GEG
- LAS
1 stop6h 19m
Alaska Airlines
Sun 6/147:21 pm
LAS
- GEG
1 stop27h 46m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$335
This Southwest deal was found by Cheapflights users on 5/4. 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.
Mon 6/15:35 pm
GEG
- PHX
Nonstop2h 35m
Southwest
Mon 6/85:20 am
PHX
- GEG
1 stop7h 30m
Southwest
Deal found 5/4![Southwest logo]()
$281
Last-minute flights from Idaho to ArizonaDiscover last-minute flight deals from Idaho to Arizona. Data last updated May 6, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Arizona. Data last updated May 6, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 5/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/810:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/1512:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 5/4![Allegiant Air logo]()
$133
This Cheapflightsfares deal was found by Cheapflights users on 5/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1110:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/1512:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$116
This Cheapflightsfares deal was found by Cheapflights users on 5/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1510:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Mon 5/1812:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$113
This Cheapflightsfares deal was found by Cheapflights users on 5/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1810:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/2210:15 am
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 5/2![Allegiant Air logo]()
$89
This Cheapflightsfares deal was found by Cheapflights users on 5/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:38 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Mon 6/17:25 am
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 5/318:45 pm
GEG
- LAS
Nonstop2h 15m
Allegiant Air
Thu 6/185:36 pm
LAS
- GEG
Nonstop2h 21m
Allegiant Air
Deal found 5/1![Allegiant Air logo]()
$146
This Cheapflightsfares deal was found by Cheapflights users on 5/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/14:43 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Mon 6/81:22 pm
LAS
- IDA
Nonstop1h 46m
Allegiant Air
Deal found 5/4![Allegiant Air logo]()
$127
This Cheapflightsfares deal was found by Cheapflights users on 5/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/48:47 pm
GEG
- LAS
Nonstop2h 21m
Allegiant Air
Thu 6/115:36 pm
LAS
- GEG
Nonstop2h 21m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$149
This Cheapflightsfares deal was found by Cheapflights users on 5/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:56 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Fri 6/121:22 pm
LAS
- IDA
Nonstop1h 46m
Allegiant Air
Deal found 5/3![Allegiant Air logo]()
$110
This Mytrip deal was found by Cheapflights users on 5/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/118:47 pm
GEG
- LAS
Nonstop2h 21m
Allegiant Air
Sun 6/145:36 pm
LAS
- GEG
Nonstop2h 21m
Allegiant Air
Deal found 5/4![Allegiant Air logo]()
$141
This Cheapflightsfares deal was found by Cheapflights users on 5/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/118:47 pm
GEG
- LAS
Nonstop2h 21m
Allegiant Air
Thu 6/185:36 pm
LAS
- GEG
Nonstop2h 21m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$155
This Cheapflightsfares deal was found by Cheapflights users on 5/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/218:47 pm
GEG
- LAS
Nonstop2h 21m
Allegiant Air
Thu 6/255:36 pm
LAS
- GEG
Nonstop2h 21m
Allegiant Air
Deal found 5/2![Allegiant Air logo]()
$169
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 May 6, 2026.
Search for one-way flight options from Idaho to Arizona. Find affordable one-way fares based on user searches. Data last updated May 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Sun 5/179:19 pm
GEG
- LAS
Nonstop2h 16m
Allegiant Air
Deal found 5/2![Allegiant Air logo]()
$43
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/318:45 pm
GEG
- LAS
Nonstop2h 15m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$47
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/268:51 pm
GEG
- LAS
Nonstop2h 16m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$56
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 6/288:47 pm
GEG
- LAS
Nonstop2h 21m
Allegiant Air
Deal found 5/1![Allegiant Air logo]()
$61
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 5/248:45 pm
GEG
- LAS
Nonstop2h 15m
Allegiant Air
Deal found 5/1![Allegiant Air logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:45 pm
GEG
- LAS
Nonstop2h 15m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 6/510:56 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 5/3![Allegiant Air logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/48:47 pm
GEG
- LAS
Nonstop2h 21m
Allegiant Air
Deal found 5/5![Allegiant Air logo]()
$72
This Super.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 5/241:25 pm
BOI
- LAS
1 stop23h 10m
Frontier
Deal found 5/1![Frontier logo]()
$75
This Cheapflightsfares deal was found by Cheapflights users on 5/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/148:47 pm
GEG
- LAS
Nonstop2h 21m
Allegiant Air
Deal found 5/2![Allegiant Air logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Mon 6/14:43 pm
IDA
- PHX
1 stop19h 40m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Mon 6/2910:56 pm
IDA
- PHX
1 stop25h 04m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$89
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 May 6, 2026.
Round-trip from | $89 (Cheapflightsfares) |
|---|---|
One-way from | $43 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $290 |
Good round-trip deal | $140 or less |
Good one-way deal | $169 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 2,558,603 searches. Data last updated May 6, 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
BoiseLas Vegas
BOI - LAS
BOILAS
Boise Air Term. Gowen Fld
Wed 6/3
5:00 pm-8:30 pm
1 stop4h 30m
Las Vegas Harry Reid Intl
Wed 6/10
7:55 am-10:45 am
Nonstop1h 50m
$217
BoiseLas Vegas
BOI - LAS
BOILAS
Boise Air Term. Gowen Fld
Sun 5/31
4:10 pm-10:15 pm
1 stop7h 05m
Las Vegas Harry Reid Intl
Fri 6/5
6:05 pm-12:20 am
1 stop5h 15m
$217
BoiseLas Vegas
BOI - LAS
BOILAS
Boise Air Term. Gowen Fld
Mon 6/8
6:43 am-12:28 pm
1 stop6h 45m
Las Vegas Harry Reid Intl
Wed 6/10
2:40 pm-11:55 pm
1 stop8h 15m
$229
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Sat 6/6
3:14 pm-8:51 pm
1 stop6h 37m
Phoenix Sky Harbor Intl
Mon 6/8
12:05 pm-7:13 pm
1 stop6h 08m
$247
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Fri 5/29
7:55 pm-9:00 pm
Nonstop2h 05m
Phoenix Sky Harbor Intl
Mon 6/1
9:55 pm-1:00 am
Nonstop2h 05m
$247
SpokanePhoenix
GEG - PHX
GEGPHX
Spokane
Tue 6/2
1:59 pm-8:58 pm
1 stop6h 59m
Phoenix Sky Harbor Intl
Wed 6/3
4:23 pm-9:45 pm
1 stop5h 22m
$257
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Fri 5/29
12:55 pm-6:05 pm
1 stop6h 10m
Phoenix Sky Harbor Intl
Mon 6/1
5:16 pm-12:04 am
1 stop5h 48m
$257
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Mon 6/1
10:50 am-3:59 pm
1 stop6h 09m
Phoenix Sky Harbor Intl
Mon 6/8
5:29 pm-11:55 pm
1 stop5h 26m
$257
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Wed 5/27
1:05 pm-5:50 pm
1 stop5h 45m
Phoenix Sky Harbor Intl
Sun 5/31
6:05 am-11:45 am
1 stop4h 40m
$257
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Thu 5/28
1:20 pm-8:50 pm
1 stop8h 30m
Phoenix Sky Harbor Intl
Sun 5/31
6:05 am-11:45 am
1 stop4h 40m
$262
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
GEG-LAS
GEG-PHX
BOI-TUS
BOI-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
GEG-LAS
GEG-PHX
BOI-TUS
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 90 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Idaho to Arizona?
Currently, July is the cheapest month in which you can book a flight from Idaho to Arizona (average of $71). Flying from Idaho to Arizona in March is currently the most expensive (average of $93). 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 May 6, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 36% on flights from Idaho to Arizona by exploring options for tickets in the afternoon.
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 May 2, 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.
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 May 6, 2026.
The most flights from USID to USAZ are scheduled on a Monday (7 on average). You will have fewer flight options on Saturday, 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?
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 May 6, 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, 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.
Comfort
7.8
Overall
7.9
Crew
8.5
Food
7.1
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Overall
7.9
Crew
8.5
Food
7.1
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Overall
7.9
Crew
8.5
Food
7.1
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Overall
7.9
Crew
8.5
Food
7.1
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Overall
7.9
Crew
8.5
Food
7.1
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Overall
7.9
Crew
8.5
Food
7.1
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
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 May 6, 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 7 airlines flying from Idaho to Arizona
Discover the top 7 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 2,558,603 searches. Data last updated May 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$82 | Average$161 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$88 | Average$385 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$91 | Average$244 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$157 | Average$311 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$157 | Average$335 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$157 | Average$485 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$198 | Average$325 | FlexibilityNo cancel fee | On-time69% |