$96+ Cheap flights from Boise (BOI) to Phoenix
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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PHX
Jun 3 — Jun 101
Round-trip
1 adult, Economy
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Find cheap flights from Boise to Phoenix 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 are usually found in September or August, booked 84 days in advance, depart on a Thursday or Wednesday and return on a Tuesday
Cheap flight deals from Boise to Phoenix
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Best
Last-minute
One-way
Cheapest flights from Boise to PhoenixExplore the most affordable flight options available from Boise to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 4, 2026.
Explore the most affordable flight options available from Boise to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 4, 2026.
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:25 pm
BOI
- PHX
1 stop21h 40m
Multiple Airlines
Sat 6/67:59 pm
PHX
- BOI
Nonstop2h 12m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$204
This Frontier deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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.
Tue 6/91:25 pm
BOI
- PHX
1 stop11h 04m
Frontier
Thu 6/116:40 am
PHX
- BOI
1 stop4h 50m
Frontier
Deal found 4/29![Frontier logo]()
$205
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/211:25 pm
BOI
- PHX
1 stop19h 19m
Frontier
Sat 5/236:51 pm
PHX
- BOI
1 stop16h 39m
Frontier
Deal found 5/2![Frontier logo]()
$206
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/211:25 pm
BOI
- PHX
1 stop11h 07m
Frontier
Sun 7/266:40 am
PHX
- BOI
1 stop4h 49m
Frontier
Deal found 5/3![Frontier logo]()
$210
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/231:25 pm
BOI
- PHX
1 stop27h 23m
Frontier
Sat 6/274:53 pm
PHX
- BOI
1 stop18h 37m
Frontier
Deal found 5/3![Frontier logo]()
$215
This CheapOair deal was found by Cheapflights users on 4/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/261:25 pm
BOI
- PHX
1 stop21h 40m
Frontier
Wed 5/274:29 pm
PHX
- BOI
1 stop19h 01m
Frontier
Deal found 4/30![Frontier logo]()
$216
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:08 pm
BOI
- PHX
Nonstop2h 09m
Alaska Airlines
Wed 5/277:59 pm
PHX
- BOI
Nonstop2h 12m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$217
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/211:25 pm
BOI
- PHX
1 stop19h 20m
Frontier
Wed 6/2411:21 am
PHX
- BOI
1 stop24h 09m
Frontier
Deal found 5/3![Frontier logo]()
$221
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.
Fri 6/56:08 pm
BOI
- PHX
Nonstop2h 09m
Alaska Airlines
Tue 6/97:59 pm
PHX
- BOI
Nonstop2h 12m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$227
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/161:25 pm
BOI
- PHX
1 stop27h 23m
Multiple Airlines
Tue 7/214:56 pm
PHX
- BOI
Nonstop2h 14m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$229
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/161:25 pm
BOI
- PHX
1 stop9h 03m
Frontier
Thu 7/236:40 am
PHX
- BOI
1 stop4h 49m
Frontier
Deal found 5/3![Frontier logo]()
$230
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:08 pm
BOI
- PHX
Nonstop2h 09m
Alaska Airlines
Mon 6/14:23 pm
PHX
- BOI
1 stop5h 14m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$232
Best flights from Boise to PhoenixDiscover carefully curated flight deals from Boise to Phoenix that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 4, 2026.
Discover carefully curated flight deals from Boise to Phoenix that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 4, 2026.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:41 pm
BOI
- PHX
1 stop3h 40m
Delta
Sat 6/61:23 pm
PHX
- BOI
1 stop3h 27m
Delta
Deal found 5/2![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 6/94:20 pm
BOI
- PHX
Nonstop2h 15m
Southwest
Wed 6/107:35 pm
PHX
- BOI
1 stop3h 50m
Southwest
Deal found 4/29![Southwest logo]()
$247
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.
Tue 6/26:07 pm
BOI
- PHX
1 stop6h 52m
Alaska Airlines
Wed 6/36:00 am
PHX
- BOI
1 stop8h 34m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$257
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:00 am
BOI
- PHX
1 stop3h 49m
Delta
Tue 6/95:35 pm
PHX
- BOI
1 stop5h 20m
Delta
Deal found 5/2![Delta logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 10/106:00 am
BOI
- PHX
1 stop4h 47m
Alaska Airlines
Mon 10/126:30 pm
PHX
- BOI
Nonstop2h 07m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$305
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.
Fri 5/1510:39 am
BOI
- PHX
1 stop6h 58m
Delta
Tue 5/266:05 am
PHX
- BOI
1 stop4h 51m
Delta
Deal found 5/1![Delta logo]()
$296
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/53:25 pm
BOI
- PHX
2 stops6h 35m
Southwest
Sat 6/65:40 am
PHX
- BOI
1 stop4h 50m
Southwest
Deal found 5/3![Southwest logo]()
$330
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 9/74:17 pm
BOI
- PHX
1 stop8h 21m
Alaska Airlines
Tue 9/2212:13 pm
PHX
- BOI
1 stop7h 07m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$336
This Southwest deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 6/306:30 am
BOI
- PHX
2 stops6h 40m
Southwest
Sat 7/47:55 am
PHX
- BOI
2 stops5h 20m
Southwest
Deal found 4/29![Southwest logo]()
$342
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.
Fri 6/128:42 am
BOI
- PHX
1 stop8h 50m
Delta
Mon 6/155:05 pm
PHX
- BOI
1 stop6h 04m
Delta
Deal found 5/1![Delta logo]()
$315
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/136:10 pm
BOI
- PHX
1 stop6h 44m
Alaska Airlines
Wed 6/174:56 pm
PHX
- BOI
Nonstop2h 14m
Alaska Airlines
Deal found 4/30![Alaska Airlines logo]()
$345
Last-minute flights from Boise to PhoenixDiscover last-minute flight deals from Boise to Phoenix. Data last updated May 4, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Phoenix. Data last updated May 4, 2026 and is based on user searches.
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/211:25 pm
BOI
- PHX
1 stop19h 19m
Frontier
Sat 5/236:51 pm
PHX
- BOI
1 stop16h 39m
Frontier
Deal found 5/2![Frontier logo]()
$206
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:08 pm
BOI
- PHX
Nonstop2h 09m
Alaska Airlines
Wed 5/277:59 pm
PHX
- BOI
Nonstop2h 12m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$217
This CheapOair deal was found by Cheapflights users on 4/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/261:25 pm
BOI
- PHX
1 stop21h 40m
Frontier
Wed 5/274:29 pm
PHX
- BOI
1 stop19h 01m
Frontier
Deal found 4/30![Frontier logo]()
$216
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:08 pm
BOI
- PHX
Nonstop2h 09m
Alaska Airlines
Mon 6/14:23 pm
PHX
- BOI
1 stop5h 14m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$232
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:25 pm
BOI
- PHX
1 stop21h 40m
Multiple Airlines
Sat 6/67:59 pm
PHX
- BOI
Nonstop2h 12m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$204
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.
Fri 6/56:08 pm
BOI
- PHX
Nonstop2h 09m
Alaska Airlines
Tue 6/97:59 pm
PHX
- BOI
Nonstop2h 12m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$227
This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:25 pm
BOI
- PHX
1 stop11h 04m
Frontier
Thu 6/116:40 am
PHX
- BOI
1 stop4h 50m
Frontier
Deal found 4/30![Frontier logo]()
$205
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/111:25 pm
BOI
- PHX
1 stop11h 04m
Frontier
Sun 6/146:40 am
PHX
- BOI
1 stop4h 50m
Frontier
Deal found 4/30![Frontier logo]()
$230
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/161:25 pm
BOI
- PHX
1 stop27h 23m
Multiple Airlines
Tue 7/214:56 pm
PHX
- BOI
Nonstop2h 14m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$229
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/211:25 pm
BOI
- PHX
1 stop19h 20m
Frontier
Wed 6/2411:21 am
PHX
- BOI
1 stop24h 09m
Frontier
Deal found 5/3![Frontier logo]()
$221
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/231:25 pm
BOI
- PHX
1 stop27h 23m
Frontier
Sat 6/274:53 pm
PHX
- BOI
1 stop18h 37m
Frontier
Deal found 5/3![Frontier logo]()
$215
This Expedia deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 stop11h 04m
Frontier
Sat 7/44:53 pm
PHX
- BOI
1 stop18h 36m
Frontier
Deal found 4/29![Frontier logo]()
$210
One-way flights from Boise to PhoenixSearch for one-way flight options from Boise to Phoenix. Find affordable one-way fares based on user searches. Data last updated May 4, 2026.
Search for one-way flight options from Boise to Phoenix. Find affordable one-way fares based on user searches. Data last updated May 4, 2026.
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/41:33 pm
BOI
- PHX
1 stop10h 56m
Frontier
Deal found 5/4![Frontier logo]()
$96
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/261:25 pm
BOI
- PHX
1 stop26h 58m
Frontier
Deal found 5/1![Frontier logo]()
$101
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/71:33 pm
BOI
- PHX
1 stop19h 11m
Frontier
Deal found 5/3![Frontier logo]()
$102
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:08 pm
BOI
- PHX
Nonstop2h 09m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/302:10 pm
BOI
- PHX
1 stop28h 42m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$112
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.
Tue 5/2612:55 pm
BOI
- PHX
1 stop4h 04m
Delta
Deal found 5/1![Delta logo]()
$119
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:40 pm
BOI
- PHX
Nonstop2h 20m
American Airlines
Deal found 5/1![American Airlines logo]()
$120
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/251:25 pm
BOI
- PHX
1 stop11h 04m
Frontier
Deal found 4/30![Frontier logo]()
$121
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/64:10 pm
BOI
- PHX
2 stops6h 35m
Southwest
Deal found 5/3![Southwest logo]()
$124
Find flight deals from Boise to Phoenix
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Phoenix (PH1). 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 May 4, 2026.
Round-trip from | $204 (Expedia) |
|---|---|
One-way from | $96 (Super.com) |
Popular in | March |
Cheapest in | September |
Average price | $290 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise to Phoenix 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 4, 2026.
Use the filters below to find and compare flights from Boise to Phoenix that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Sat 5/30
6:41 pm-9:21 pm
1 stop3h 40m
Phoenix Sky Harbor Intl
Sat 6/6
1:23 pm-5:50 pm
1 stop3h 27m
$237
Quickest round-trip
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Tue 6/9
4:20 pm-5:35 pm
Nonstop2h 15m
Phoenix Sky Harbor Intl
Wed 6/10
7:35 pm-12:25 am
1 stop3h 50m
$247
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Sun 6/7
6:00 am-8:49 am
1 stop3h 49m
Phoenix Sky Harbor Intl
Tue 6/9
5:35 pm-11:55 pm
1 stop5h 20m
$247
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Tue 6/2
6:07 pm-11:59 pm
1 stop6h 52m
Phoenix Sky Harbor Intl
Wed 6/3
6:00 am-3:34 pm
1 stop8h 34m
$257
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Fri 5/15
10:39 am-4:37 pm
1 stop6h 58m
Phoenix Sky Harbor Intl
Tue 5/26
6:05 am-11:56 am
1 stop4h 51m
$296
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Sat 10/10
6:00 am-9:47 am
1 stop4h 47m
Phoenix Sky Harbor Intl
Mon 10/12
6:30 pm-9:37 pm
Nonstop2h 07m
$305
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Fri 6/12
8:42 am-4:32 pm
1 stop8h 50m
Phoenix Sky Harbor Intl
Mon 6/15
5:05 pm-12:09 am
1 stop6h 04m
$315
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Fri 6/5
3:25 pm-9:00 pm
2 stops6h 35m
Phoenix Sky Harbor Intl
Sat 6/6
5:40 am-11:30 am
1 stop4h 50m
$330
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Mon 9/7
4:17 pm-11:38 pm
1 stop8h 21m
Phoenix Sky Harbor Intl
Tue 9/22
12:13 pm-8:20 pm
1 stop7h 07m
$336
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Tue 6/30
6:30 am-12:10 pm
2 stops6h 40m
Phoenix Sky Harbor Intl
Sat 7/4
7:55 am-2:15 pm
2 stops5h 20m
$342
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Boise to Phoenix
Have a flexible travel schedule? Discover the best time to fly to Phoenix from Boise with our price prediction graph.
BOI-PH1
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
BOI-PH1
BOI-PHX
How far ahead should I book a flight from Boise to Phoenix?
To ensure you get the cheapest price possible for a flight from Boise to Phoenix, you should look to book at least 90 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Boise to Phoenix?
Currently, July is the cheapest month in which you can book a flight from Boise to Phoenix (average of $71). Flying from Boise to Phoenix in January is currently the most expensive (average of $108). 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 Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 4, 2026.
When flying from Boise to Phoenix, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 22% versus a flight at noon.
Weekly flight availability from Boise to Phoenix
Explore weekly flight availability from Boise to Phoenix. 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 4, 2026.
The most flights from BOI to PH1 are scheduled on a Sunday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).
How much does it cost to fly round-trip from Boise to Phoenix?
Reviews of airlines servicing Phoenix
Get insights into the airlines that provide service to Phoenix. 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 Phoenix. Reviews last updated May 4, 2026.
See what other customers who have flown with Alaska Airlines,Southwest, andHawaiian Airlines from Boise to Phoenix have to say. 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
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Overall
7.9
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Overall
7.9
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Overall
7.9
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Overall
7.9
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Overall
7.9
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Related info for your journey
Find useful and relevant information for your journey from Boise to Phoenix. 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 Boise to Phoenix
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Complete your trip
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Search flights from Boise to Phoenix by cabin class
Find flights from Boise to Phoenix, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boise and Phoenix flights
Browse other Boise and Phoenix flight options. Last updated on May 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 May 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Boise to Phoenix
Discover the top 7 airlines that operate flights from Boise to Phoenix. 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 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$82 | Average$130 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$88 | Average$196 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$88 | Average$244 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$157 | Average$291 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$157 | Average$269 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$157 | Average$295 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$198 | Average$271 | FlexibilityNo cancel fee | On-time69% |