$78+ Cheap flights from Boise (BOI) to Sky Harbor Intl (PHX)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PHX
Nov 5 — Nov 121
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 January or August, booked 73 days in advance, depart on a Wednesday or Thursday and return on a Wednesday
Cheap flight deals from Boise to Sky Harbor Intl
Cheapest
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 October 6, 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 October 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Thu 11/122:49 pm -
2 stops9h 24m
Sun 11/158:30 am -
1 stop5h 24m
Deal found 10/1![Frontier logo]()
$257
This Expedia deal was found by Cheapflights users on 10/1. 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.
Sun 10/252:50 pm -
1 stop22h 27m
Sun 11/18:30 am -
1 stop5h 24m
Deal found 10/1![Frontier logo]()
$258
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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.
Thu 12/316:56 pm -
1 stop14h 39m
Mon 1/41:25 pm -
1 stop4h 36m
Deal found 10/6![Frontier logo]()
$260
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:50 pm -
1 stop4h 25m
Mon 11/27:00 am -
1 stop6h 35m
Deal found 10/5![Southwest logo]()
$261
This Expedia deal was found by Cheapflights users on 10/1. 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.
Mon 11/26:43 pm -
1 stop4h 44m
Tue 11/311:19 am -
1 stop8h 34m
Deal found 10/1![Alaska Airlines logo]()
$263
This Expedia deal was found by Cheapflights users on 10/1. 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.
Sun 11/12:49 pm -
1 stop22h 41m
Sat 11/71:44 pm -
1 stop8h 36m
Deal found 10/1![Multiple Airlines logo]()
$264
This Alaska Airlines deal was found by Cheapflights users on 10/5. 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 11/116:43 pm -
1 stop4h 44m
Thu 11/127:00 am -
1 stop5h 25m
Deal found 10/5![Alaska Airlines logo]()
$265
This Priceline deal was found by Cheapflights users on 10/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/12:49 pm -
1 stop8h 20m
Mon 11/28:00 am -
1 stop5h 28m
Deal found 10/1![Multiple Airlines logo]()
$266
This Southwest deal was found by Cheapflights users on 10/4. 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 11/1111:40 am -
Nonstop2h 05m
Sun 11/157:45 am -
Nonstop2h 05m
Deal found 10/4![Southwest logo]()
$267
This Priceline deal was found by Cheapflights users on 10/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:43 pm -
1 stop4h 44m
Sun 11/158:30 am -
1 stop5h 24m
Deal found 10/4![Multiple Airlines logo]()
$268
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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.
Sat 11/217:55 pm -
1 stop15h 30m
Sun 11/223:11 pm -
1 stop3h 49m
Deal found 10/6![Frontier logo]()
$269
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 October 6, 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 October 6, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/3. 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 12/24:20 pm -
1 stop4h 57m
Fri 12/410:04 am -
Nonstop2h 25m
Deal found 10/3![Alaska Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 10/3. 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.
Wed 12/26:45 pm -
1 stop4h 23m
Fri 12/46:28 pm -
1 stop5h 58m
Deal found 10/3![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 10/2. 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.
Sun 11/228:30 pm -
1 stop3h 40m
Thu 11/2612:50 pm -
1 stop4h 25m
Deal found 10/2![Southwest logo]()
$292
This Alaska Airlines deal was found by Cheapflights users on 10/1. 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.
Thu 10/297:10 am -
Nonstop2h 11m
Thu 11/59:53 am -
Nonstop2h 16m
Deal found 10/1![Alaska Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:35 pm -
2 stops6h 20m
Mon 10/2610:35 pm -
Nonstop2h 10m
Deal found 10/6![Southwest logo]()
$331
This Alaska Airlines deal was found by Cheapflights users on 10/6. 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.
Wed 11/1110:13 am -
2 stops9h 27m
Mon 11/166:05 am -
1 stop6h 20m
Deal found 10/6![Alaska Airlines logo]()
$321
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1811:15 am -
1 stop5h 05m
Fri 12/257:20 am -
2 stops5h 45m
Deal found 10/5![Southwest logo]()
$332
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1310:30 am -
2 stops7h 50m
Mon 11/167:20 am -
2 stops5h 45m
Deal found 10/5![Southwest logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 10/1. 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.
Thu 10/228:57 am -
2 stops7h 03m
Mon 10/267:25 pm -
2 stops19h 19m
Deal found 10/1![Alaska Airlines logo]()
$353
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:45 pm -
2 stops6h 25m
Mon 11/22:40 pm -
2 stops6h 30m
Deal found 10/5![Southwest logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 10/5. 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.
Fri 11/610:13 am -
2 stops13h 14m
Sat 11/77:00 am -
1 stop5h 57m
Deal found 10/5![Alaska Airlines logo]()
$355
Last-minute flights from Boise to Sky Harbor IntlDiscover last-minute flight deals from Boise to Sky Harbor Intl. Data last updated October 6, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Sky Harbor Intl. Data last updated October 6, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 10/2. 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.
Mon 10/122:50 pm -
1 stop25h 39m
Wed 10/149:20 pm -
1 stop15h 35m
Deal found 10/2![Frontier logo]()
$358
This Frontier deal was found by Cheapflights users on 10/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:50 pm -
1 stop9h 28m
Mon 10/198:16 am -
1 stop4h 39m
Deal found 10/5![Frontier logo]()
$318
This Cheapflightsfares deal was found by Cheapflights users on 10/1. 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 10/152:50 pm -
1 stop22h 27m
Sun 10/187:38 pm -
1 stop17h 17m
Deal found 10/1![Frontier logo]()
$324
This Expedia deal was found by Cheapflights users on 10/1. 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.
Thu 10/157:10 am -
Nonstop2h 11m
Sun 10/187:38 pm -
1 stop17h 17m
Deal found 10/1![Multiple Airlines logo]()
$363
This Frontier deal was found by Cheapflights users on 10/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:50 pm -
1 stop4h 43m
Mon 10/198:16 am -
1 stop4h 39m
Deal found 10/2![Frontier logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:50 pm -
1 stop4h 43m
Sun 11/18:30 am -
1 stop5h 24m
Deal found 10/4![Frontier logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:50 pm -
1 stop4h 43m
Sun 10/187:38 pm -
1 stop17h 17m
Deal found 10/4![Frontier logo]()
$312
This Priceline deal was found by Cheapflights users on 10/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:50 pm -
1 stop4h 43m
Tue 10/209:05 am -
Nonstop2h 13m
Deal found 10/4![Multiple Airlines logo]()
$368
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 October 6, 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 October 6, 2026.
This Priceline deal was found by Cheapflights users on 10/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:49 pm -
1 stop8h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Frontier logo]()
$78
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:00 am -
1 stop5h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Delta logo]()
$93
This Cheapflightsfares deal was found by Cheapflights users on 10/2. 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 11/227:55 pm -
1 stop15h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Frontier logo]()
$98
This Delta deal was found by Cheapflights users on 10/5. 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.
Mon 11/166:45 pm -
1 stop5h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Delta logo]()
$99
This Cheapflightsfares deal was found by Cheapflights users on 10/5. 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 10/192:50 pm -
1 stop4h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Tue 12/296:56 pm -
1 stop25h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Wed 12/306:56 pm -
1 stop22h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 12/79:51 pm -
2 stops14h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Frontier logo]()
$105
This American Airlines deal was found by Cheapflights users on 10/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:02 pm -
Nonstop2h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![American Airlines logo]()
$107
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 October 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $257 (Kiwi.com) |
One-way from | $78 (Priceline) |
Popular in | June |
Cheapest in | January |
Average price | $300 |
Good round-trip deal | $383 or less |
Good one-way deal | $183 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 7,457,451 searches. Data last updated October 6, 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 Boise Air Term. Gowen Fld - PHX Phoenix Sky Harbor Intl
BOIPHX
Boise Air Term. Gowen Fld
Tue 12/8
1:07 pm-5:23 pm
1 stop4h 16m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$93
BoisePhoenix
BOI Boise Air Term. Gowen Fld - PHX Phoenix Sky Harbor Intl
BOIPHX
Boise Air Term. Gowen Fld
Mon 12/7
4:44 pm-11:55 pm
1 stop7h 11m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$99
BoisePhoenix
BOI Boise Air Term. Gowen Fld - PHX Phoenix Sky Harbor Intl
BOIPHX
Boise Air Term. Gowen Fld
Wed 10/28
3:20 pm-8:50 pm
1 stop6h 30m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$117
Quickest round-trip
BoisePhoenix
BOI Boise Air Term. Gowen Fld - PHX Phoenix Sky Harbor Intl
BOIPHX
Boise Air Term. Gowen Fld
Wed 11/4
5:45 am-7:50 am
Nonstop2h 05m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$129
BoisePhoenix
BOI Boise Air Term. Gowen Fld - PHX Phoenix Sky Harbor Intl
BOIPHX
Boise Air Term. Gowen Fld
Tue 11/3
2:50 pm-5:00 pm
Nonstop2h 10m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$129
BoisePhoenix
BOI Boise Air Term. Gowen Fld - PHX Phoenix Sky Harbor Intl
BOIPHX
Boise Air Term. Gowen Fld
Wed 11/4
7:00 am-9:11 am
Nonstop2h 11m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$139
BoisePhoenix
BOI Boise Air Term. Gowen Fld - PHX Phoenix Sky Harbor Intl
BOIPHX
Boise Air Term. Gowen Fld
Mon 12/7
7:00 am-9:22 am
Nonstop2h 22m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$139
BoisePhoenix
BOI Boise Air Term. Gowen Fld - PHX Phoenix Sky Harbor Intl
BOIPHX
Boise Air Term. Gowen Fld
Sat 12/5
5:11 pm-11:08 pm
1 stop5h 57m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$139
BoisePhoenix
BOI Boise Air Term. Gowen Fld - PHX Phoenix Sky Harbor Intl
BOIPHX
Boise Air Term. Gowen Fld
Wed 12/2
8:20 am-3:35 pm
1 stop7h 15m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$139
BoisePhoenix
BOI Boise Air Term. Gowen Fld - PHX Phoenix Sky Harbor Intl
BOIPHX
Boise Air Term. Gowen Fld
Wed 12/2
4:20 pm-9:17 pm
1 stop4h 57m
Phoenix Sky Harbor Intl
Fri 12/4
10:04 am-12:29 pm
Nonstop2h 25m
$277
Showing 1-10 of 20 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 October.
| 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 Accuracy- | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| 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 72 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, January is the cheapest month in which you can book a flight from Boise to Phoenix Sky Harbor Intl Airport (average of $264). Flying from Boise to Phoenix Sky Harbor Intl Airport in June is currently the most expensive (average of $380). 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 October 6, 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 12% versus a flight in the morning.
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 October 6, 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, 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.
Crew
8.5
Entertainment
7.0
Food
7.0
Boarding
8.1
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Entertainment
7.0
Food
7.0
Boarding
8.1
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Entertainment
7.0
Food
7.0
Boarding
8.1
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Entertainment
7.0
Food
7.0
Boarding
8.1
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Entertainment
7.0
Food
7.0
Boarding
8.1
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Entertainment
7.0
Food
7.0
Boarding
8.1
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
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
Buckeye
Payson
Goodyear
Peoria
Surprise
Wickenburg
Paradise Valley
Chandler
Camp Verde
Globe
Fountain Hills
Casa Grande
Guadalupe
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Boise and Sky Harbor Intl flights
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Top 7 airlines flying from Boise to Sky Harbor Intl
Discover the top 7 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 7,457,451 searches. Data last updated October 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$240 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$111 | Average$295 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$116 | Average$273 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$147 | Average$257 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$157 | Average$303 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$176 | Average$340 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$177 | Average$297 | FlexibilityNo cancel fee | On-time63% |