$107+ Cheap flights from Boise (BOI) to Sky Harbor Intl (PHX)
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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PHX
Jul 4 — Jul 111
Round-trip
1 adult, Economy
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Find cheap flights from Boise to Sky Harbor Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to Phoenix Sky Harbor Intl are usually found in September or July, booked 84 days in advance, depart on a Wednesday or Thursday and return on a Friday
Cheap flight deals from Boise to Sky Harbor Intl
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Best
Last-minute
One-way
Cheapest flights from Boise to Sky Harbor IntlExplore the most affordable flight options available from Boise to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 4, 2026.
Explore the most affordable flight options available from Boise to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 4, 2026.
This Delta deal was found by Cheapflights users on 6/1. 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.
Wed 7/111:59 am
BOI
- PHX
1 stop5h 14m
Delta
Wed 7/85:05 pm
PHX
- BOI
1 stop6h 00m
Delta
Deal found 6/1![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 6/272:55 pm
BOI
- PHX
Nonstop2h 19m
Alaska Airlines
Tue 7/74:56 pm
PHX
- BOI
Nonstop2h 14m
Alaska Airlines
Deal found 5/31![Alaska Airlines logo]()
$242
This Expedia deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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.
Tue 6/301:25 pm
BOI
- PHX
1 stop24h 55m
Multiple Airlines
Wed 7/84:56 pm
PHX
- BOI
Nonstop2h 14m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$243
This Southwest deal was found by Cheapflights users on 6/3. 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.
Wed 8/197:05 am
BOI
- PHX
Nonstop2h 05m
Southwest
Mon 8/248:55 pm
PHX
- BOI
Nonstop2h 00m
Southwest
Deal found 6/3![Southwest logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Thu 8/131:24 pm
BOI
- PHX
1 stop9h 04m
Frontier
Wed 8/196:53 pm
PHX
- BOI
1 stop16h 16m
Frontier
Deal found 6/3![Frontier logo]()
$249
This American Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 7/75:36 pm
BOI
- PHX
Nonstop2h 07m
American Airlines
Sat 7/112:48 pm
PHX
- BOI
Nonstop2h 15m
American Airlines
Deal found 5/31![American Airlines logo]()
$254
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Wed 8/196:30 am
BOI
- PHX
1 stop5h 07m
United Airlines
Tue 8/254:49 pm
PHX
- BOI
1 stop4h 51m
United Airlines
Deal found 6/3![United Airlines logo]()
$257
This Priceline deal was found by Cheapflights users on 6/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:59 pm
BOI
- PHX
1 stop5h 41m
Multiple Airlines
Mon 9/217:37 pm
PHX
- BOI
Nonstop2h 08m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$258
This Alaska Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 6/292:55 pm
BOI
- PHX
Nonstop2h 19m
Alaska Airlines
Wed 7/84:56 pm
PHX
- BOI
Nonstop2h 14m
Alaska Airlines
Deal found 5/31![Alaska Airlines logo]()
$261
This Delta deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 6/2711:59 am
BOI
- PHX
1 stop4h 53m
Delta
Wed 7/85:05 pm
PHX
- BOI
1 stop6h 00m
Delta
Deal found 5/31![Delta logo]()
$262
This Expedia deal was found by Cheapflights users on 6/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/21:25 pm
BOI
- PHX
1 stop19h 20m
Frontier
Sat 7/44:53 pm
PHX
- BOI
1 stop18h 36m
Frontier
Deal found 6/2![Frontier logo]()
$263
Best flights from Boise to Sky Harbor IntlDiscover carefully curated flight deals from Boise to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
Discover carefully curated flight deals from Boise to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/3. 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.
Fri 8/213:30 pm
BOI
- PHX
Nonstop2h 18m
Alaska Airlines
Sun 8/235:30 pm
PHX
- BOI
Nonstop2h 12m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 6/4. 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.
Tue 7/211:05 pm
BOI
- PHX
1 stop6h 02m
Delta
Thu 7/237:20 pm
PHX
- BOI
1 stop3h 45m
Delta
Deal found 6/4![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 6/1. 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 7/315:55 pm
BOI
- PHX
Nonstop2h 10m
Southwest
Sun 8/28:50 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Deal found 6/1![Southwest logo]()
$281
This Southwest deal was found by Cheapflights users on 6/4. 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.
Wed 7/152:05 pm
BOI
- PHX
2 stops6h 20m
Southwest
Tue 7/215:50 am
PHX
- BOI
1 stop3h 55m
Southwest
Deal found 6/4![Southwest logo]()
$282
This Delta deal was found by Cheapflights users on 6/3. 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.
Fri 7/35:59 pm
BOI
- PHX
1 stop5h 15m
Delta
Fri 7/104:02 pm
PHX
- BOI
1 stop5h 56m
Delta
Deal found 6/3![Delta logo]()
$325
This Alaska Airlines deal was found by Cheapflights users on 6/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/125:57 am
BOI
- PHX
1 stop4h 52m
Alaska Airlines
Mon 7/204:56 pm
PHX
- BOI
Nonstop2h 14m
Alaska Airlines
Deal found 6/1![Alaska Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 6/3. 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 7/35:10 am
BOI
- PHX
Nonstop2h 05m
Southwest
Fri 7/1010:45 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Deal found 6/3![Southwest logo]()
$305
This Alaska Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 6/192:55 pm
BOI
- PHX
Nonstop2h 19m
Alaska Airlines
Mon 6/223:13 pm
PHX
- BOI
1 stop4h 12m
Alaska Airlines
Deal found 5/31![Alaska Airlines logo]()
$330
This Southwest deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 8/611:30 am
BOI
- PHX
1 stop6h 45m
Southwest
Sun 8/98:20 am
PHX
- BOI
2 stops5h 25m
Southwest
Deal found 5/31![Southwest logo]()
$317
This Southwest deal was found by Cheapflights users on 6/1. 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 7/17:40 am
BOI
- PHX
2 stops7h 00m
Southwest
Sat 7/410:15 am
PHX
- BOI
2 stops6h 40m
Southwest
Deal found 6/1![Southwest logo]()
$327
This Southwest deal was found by Cheapflights users on 6/3. 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 6/1912:20 pm
BOI
- PHX
2 stops8h 20m
Southwest
Mon 6/2210:45 pm
PHX
- BOI
Nonstop2h 00m
Southwest
Deal found 6/3![Southwest logo]()
$350
Last-minute flights from Boise to Sky Harbor IntlDiscover last-minute flight deals from Boise to Sky Harbor Intl. Data last updated June 4, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Sky Harbor Intl. Data last updated June 4, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 6/272:55 pm
BOI
- PHX
Nonstop2h 19m
Alaska Airlines
Tue 7/74:56 pm
PHX
- BOI
Nonstop2h 14m
Alaska Airlines
Deal found 5/31![Alaska Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 6/2711:59 am
BOI
- PHX
1 stop4h 53m
Delta
Wed 7/85:05 pm
PHX
- BOI
1 stop6h 00m
Delta
Deal found 5/31![Delta logo]()
$262
This Alaska Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 6/292:55 pm
BOI
- PHX
Nonstop2h 19m
Alaska Airlines
Wed 7/84:56 pm
PHX
- BOI
Nonstop2h 14m
Alaska Airlines
Deal found 5/31![Alaska Airlines logo]()
$261
This Expedia deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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.
Tue 6/301:25 pm
BOI
- PHX
1 stop24h 55m
Multiple Airlines
Wed 7/84:56 pm
PHX
- BOI
Nonstop2h 14m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$243
This Alaska Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 6/302:55 pm
BOI
- PHX
Nonstop2h 19m
Alaska Airlines
Tue 7/77:11 am
PHX
- BOI
1 stop5h 35m
Alaska Airlines
Deal found 5/31![Alaska Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 6/307:00 am
BOI
- PHX
1 stop5h 35m
Delta
Mon 7/65:15 pm
PHX
- BOI
1 stop5h 54m
Delta
Deal found 5/31![Delta logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 6/308:00 pm
BOI
- PHX
1 stop4h 23m
Alaska Airlines
Sat 7/114:56 pm
PHX
- BOI
Nonstop2h 14m
Alaska Airlines
Deal found 5/31![Alaska Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 6/1. 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.
Wed 7/111:59 am
BOI
- PHX
1 stop5h 14m
Delta
Wed 7/85:05 pm
PHX
- BOI
1 stop6h 00m
Delta
Deal found 6/1![Delta logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 7/23:07 pm
BOI
- PHX
1 stop25h 41m
Multiple Airlines
Fri 7/1012:20 pm
PHX
- BOI
1 stop24h 10m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$258
This Expedia deal was found by Cheapflights users on 6/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/21:25 pm
BOI
- PHX
1 stop19h 20m
Frontier
Sat 7/44:53 pm
PHX
- BOI
1 stop18h 36m
Frontier
Deal found 6/2![Frontier logo]()
$263
This American Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 7/75:36 pm
BOI
- PHX
Nonstop2h 07m
American Airlines
Sat 7/112:48 pm
PHX
- BOI
Nonstop2h 15m
American Airlines
Deal found 5/31![American Airlines logo]()
$254
One-way flights from Boise to Sky Harbor IntlSearch for one-way flight options from Boise to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
Search for one-way flight options from Boise to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Tue 7/211:24 pm
BOI
- PHX
1 stop21h 47m
Frontier
Deal found 6/3![Frontier logo]()
$107
This Alaska Airlines deal was found by Cheapflights users on 6/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/292:55 pm
BOI
- PHX
Nonstop2h 19m
Alaska Airlines
Deal found 6/1![Alaska Airlines logo]()
$109
This United Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:05 pm
BOI
- PHX
1 stop4h 54m
United Airlines
Deal found 5/30![United Airlines logo]()
$114
This Alaska Airlines deal was found by Cheapflights users on 6/3. 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.
Sat 8/293:30 pm
BOI
- PHX
Nonstop2h 18m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Sun 8/305:18 pm
BOI
- PHX
1 stop22h 56m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$127
This Alaska Airlines deal was found by Cheapflights users on 6/3. 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 8/273:30 pm
BOI
- PHX
Nonstop2h 18m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$129
This Alaska Airlines deal was found by Cheapflights users on 6/2. 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.
Sat 6/272:55 pm
BOI
- PHX
Nonstop2h 19m
Alaska Airlines
Deal found 6/2![Alaska Airlines logo]()
$134
This Frontier deal was found by Cheapflights users on 6/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:04 pm
BOI
- PHX
1 stop8h 45m
Frontier
Deal found 6/3![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 8/93:14 pm
BOI
- PHX
1 stop25h 39m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 7/23:07 pm
BOI
- PHX
1 stop25h 41m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$138
Find flight deals from Boise to Sky Harbor Intl
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Sky Harbor Intl (PHX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (Delta) |
One-way from | $107 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $280 |
Good round-trip deal | $320 or less |
Good one-way deal | $170 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise to Sky Harbor Intl 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 June 4, 2026.
Use the filters below to find and compare flights from Boise to Phoenix Sky Harbor Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Fri 8/21
3:30 pm-4:48 pm
Nonstop2h 18m
Phoenix Sky Harbor Intl
Sun 8/23
5:30 pm-8:42 pm
Nonstop2h 12m
$257
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Tue 7/21
1:05 pm-6:07 pm
1 stop6h 02m
Phoenix Sky Harbor Intl
Thu 7/23
7:20 pm-12:05 am
1 stop3h 45m
$277
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Fri 7/31
5:55 pm-7:05 pm
Nonstop2h 10m
Phoenix Sky Harbor Intl
Sun 8/2
8:50 pm-11:55 pm
Nonstop2h 05m
$281
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Wed 7/15
2:05 pm-7:25 pm
2 stops6h 20m
Phoenix Sky Harbor Intl
Tue 7/21
5:50 am-10:45 am
1 stop3h 55m
$282
Quickest round-trip
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Fri 7/3
5:10 am-6:15 am
Nonstop2h 05m
Phoenix Sky Harbor Intl
Fri 7/10
10:45 pm-1:50 am
Nonstop2h 05m
$305
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Thu 8/6
11:30 am-5:15 pm
1 stop6h 45m
Phoenix Sky Harbor Intl
Sun 8/9
8:20 am-2:45 pm
2 stops5h 25m
$317
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Fri 7/3
5:59 pm-10:14 pm
1 stop5h 15m
Phoenix Sky Harbor Intl
Fri 7/10
4:02 pm-10:58 pm
1 stop5h 56m
$325
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Sun 7/12
5:57 am-9:49 am
1 stop4h 52m
Phoenix Sky Harbor Intl
Mon 7/20
4:56 pm-8:10 pm
Nonstop2h 14m
$327
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Wed 7/1
7:40 am-1:40 pm
2 stops7h 00m
Phoenix Sky Harbor Intl
Sat 7/4
10:15 am-5:55 pm
2 stops6h 40m
$327
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Fri 6/19
2:55 pm-4:14 pm
Nonstop2h 19m
Phoenix Sky Harbor Intl
Mon 6/22
3:13 pm-8:25 pm
1 stop4h 12m
$330
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Boise to Sky Harbor Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Sky Harbor Intl in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boise-Phoenix Sky Harbor Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-Phoenix Sky Harbor Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Phoenix Sky Harbor Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Boise to Sky Harbor Intl
Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Boise with our price prediction graph.
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 Boise to Phoenix Sky Harbor Intl Airport
Prices
Airlines
How far ahead should I book a flight from Boise to Phoenix Sky Harbor Intl Airport?
The price you pay for your flight from Boise to Phoenix Sky Harbor Intl Airport 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 Boise to Phoenix Sky Harbor Intl Airport?
Currently, September is the cheapest month in which you can book a flight from Boise to Phoenix Sky Harbor Intl Airport (average of $206). Flying from Boise to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $331). 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 BOI to PHX?
Find hourly flight availability from Boise to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 4, 2026.
When flying from Boise to Phoenix Sky Harbor Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 16% versus a flight in the evening.
Reviews of airlines servicing Sky Harbor Intl
Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated June 4, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta from Boise to Phoenix Sky Harbor Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Boise to Sky Harbor Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Phoenix Sky Harbor Intl Airport?
Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locationsGlendale
Goodyear
Paradise Valley
Buckeye
Peoria
Payson
Chandler
Casa Grande
Camp Verde
Globe
Surprise
Fountain Hills
Guadalupe
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Boise and Sky Harbor Intl flights
Browse other Boise and Sky Harbor Intl flight options. Last updated on June 4, 2026.
Other flights from Boise
Browse through other flights departing from Boise. Flights are based on user searches made on Cheapflights and were last updated on June 4, 2026.
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Other flights to Sky Harbor Intl
Explore flights to Sky Harbor Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 4, 2026.
Top 6 airlines flying from Boise to Sky Harbor Intl
Discover the top 6 airlines that operate flights from Boise to Sky Harbor Intl. 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 June 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$216 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$91 | Average$244 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$157 | Average$302 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$157 | Average$276 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$157 | Average$303 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$198 | Average$270 | FlexibilityNo cancel fee | On-time69% |