$63+ 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PHX
Sep 3 — Sep 101
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 January, booked 82 days in advance, depart on a Wednesday or Thursday and return on a Saturday
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 August 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 August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Tue 9/81:24 pm -
2 stops23h 35m
Wed 9/238:39 pm -
1 stop16h 16m
Deal found 8/2![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Thu 10/293:52 pm -
1 stop6h 43m
Sun 11/18:45 am -
2 stops30h 12m
Deal found 8/2![Frontier logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Thu 9/102:50 pm -
2 stops8h 34m
Wed 9/238:39 pm -
1 stop16h 16m
Deal found 8/2![Frontier logo]()
$192
This Traveloka deal was found by Cheapflights users on 8/1. 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 Traveloka is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:42 pm -
Nonstop2h 13m
Wed 9/237:08 am -
1 stop12h 12m
Deal found 8/1![Alaska Airlines logo]()
$196
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 9/295:42 pm -
Nonstop2h 13m
Sat 10/39:05 am -
Nonstop2h 13m
Deal found 7/30![Alaska Airlines logo]()
$197
This Priceline deal was found by Cheapflights users on 7/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:20 am -
1 stop8h 13m
Wed 9/167:37 pm -
Nonstop2h 08m
Deal found 7/30![Alaska Airlines logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Fri 9/252:50 pm -
1 stop22h 09m
Mon 9/288:00 am -
1 stop4h 55m
Deal found 8/1![Frontier logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 10/12:50 pm -
1 stop8h 57m
Fri 10/28:00 am -
1 stop4h 55m
Deal found 8/1![Frontier logo]()
$205
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:01 am -
Nonstop2h 22m
Sun 8/307:44 pm -
Nonstop2h 14m
Deal found 7/30![American Airlines logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 8/286:49 pm -
1 stop17h 42m
Tue 9/15:30 pm -
Nonstop2h 12m
Deal found 7/31![Alaska Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Fri 10/163:52 pm -
2 stops8h 10m
Mon 10/196:30 am -
1 stop7h 27m
Deal found 8/1![Frontier logo]()
$211
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 August 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 August 4, 2026.
This Southwest deal was found by Cheapflights users on 8/2. 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.
Wed 11/115:45 am -
Nonstop2h 05m
Mon 11/169:20 am -
1 stop4h 55m
Deal found 8/2![Southwest logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 11/116:41 pm -
1 stop4h 45m
Mon 11/168:00 am -
1 stop5h 28m
Deal found 7/30![Alaska Airlines logo]()
$220
This Southwest deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:55 pm -
Nonstop2h 15m
Tue 10/66:45 am -
2 stops6h 00m
Deal found 8/2![Southwest logo]()
$222
This Alaska Airlines deal was found by Cheapflights users on 8/3. 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 9/87:20 am -
1 stop5h 11m
Tue 9/227:37 pm -
Nonstop2h 08m
Deal found 8/3![Alaska Airlines logo]()
$247
This Southwest deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:55 pm -
1 stop4h 35m
Sat 9/57:20 am -
2 stops6h 25m
Deal found 8/1![Southwest logo]()
$232
This Southwest deal was found by Cheapflights users on 8/1. 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 8/282:55 pm -
1 stop6h 05m
Wed 9/23:00 pm -
2 stops6h 15m
Deal found 8/1![Southwest logo]()
$232
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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.
Thu 10/227:10 am -
Nonstop2h 11m
Mon 10/263:42 pm -
1 stop6h 09m
Deal found 7/31![Alaska Airlines logo]()
$261
This Alaska Airlines deal was found by Cheapflights users on 8/1. 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.
Tue 9/296:49 pm -
1 stop20h 44m
Sat 10/310:12 am -
2 stops10h 08m
Deal found 8/1![Alaska Airlines logo]()
$268
This Southwest deal was found by Cheapflights users on 7/31. 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.
Sat 8/293:25 pm -
Nonstop2h 10m
Mon 9/78:55 pm -
Nonstop2h 00m
Deal found 7/31![Southwest logo]()
$247
This Southwest deal was found by Cheapflights users on 8/4. 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 11/1812:40 pm -
2 stops6h 15m
Sun 11/227:45 am -
Nonstop2h 05m
Deal found 8/4![Southwest logo]()
$272
Last-minute flights from Boise to Sky Harbor IntlDiscover last-minute flight deals from Boise to Sky Harbor Intl. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Sky Harbor Intl. Data last updated August 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 8/91:24 pm -
1 stop19h 16m
Sat 8/156:53 pm -
1 stop16h 36m
Deal found 8/2![Frontier logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 8/91:24 pm -
1 stop19h 16m
Thu 8/136:40 am -
1 stop4h 49m
Deal found 8/2![Frontier logo]()
$332
This Frontier deal was found by Cheapflights users on 7/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/111:24 pm -
1 stop11h 03m
Thu 8/136:40 am -
1 stop4h 49m
Deal found 7/31![Frontier logo]()
$298
This Travelocity deal was found by Cheapflights users on 7/30. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:24 pm -
1 stop21h 47m
Sun 8/166:40 am -
1 stop4h 49m
Deal found 7/30![Frontier logo]()
$248
This CheapOair deal was found by Cheapflights users on 7/30. 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.
Thu 8/131:24 pm -
1 stop11h 03m
Sat 8/154:49 pm -
1 stop18h 40m
Deal found 7/30![Frontier logo]()
$258
This CheapOair deal was found by Cheapflights users on 8/2. 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 8/131:24 pm -
1 stop11h 03m
Wed 9/24:48 pm -
1 stop17h 41m
Deal found 8/2![Frontier logo]()
$276
This Priceline deal was found by Cheapflights users on 7/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:55 pm -
Nonstop2h 19m
Sun 8/166:40 am -
1 stop4h 49m
Deal found 7/30![Multiple Airlines logo]()
$308
This Alaska Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:55 pm -
Nonstop2h 19m
Wed 9/25:30 pm -
Nonstop2h 12m
Deal found 8/2![Alaska Airlines logo]()
$322
This Priceline deal was found by Cheapflights users on 7/31. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:24 pm -
1 stop9h 04m
Tue 8/184:56 pm -
Nonstop2h 14m
Deal found 7/31![Multiple Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 7/31. 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.
Fri 8/147:30 am -
Nonstop2h 05m
Fri 8/218:55 pm -
Nonstop2h 00m
Deal found 7/31![Southwest logo]()
$342
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 August 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 August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/30. 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.
Mon 9/282:50 pm -
1 stop8h 57m
Deal found 7/30![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Mon 11/23:52 pm -
1 stop19h 57m
Deal found 7/31![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Mon 9/142:50 pm -
1 stop8h 57m
Deal found 8/1![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Thu 10/12:50 pm -
1 stop8h 57m
Deal found 8/2![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Sun 11/13:52 pm -
1 stop19h 57m
Deal found 8/4![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 10/42:50 pm -
1 stop26h 28m
Deal found 8/3![Frontier logo]()
$77
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 August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $188 (Kiwi.com) |
One-way from | $63 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $274 |
Good round-trip deal | $295 or less |
Good one-way deal | $148 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 August 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
Wed 11/11
5:45 am-7:50 am
Nonstop2h 05m
Phoenix Sky Harbor Intl
Mon 11/16
9:20 am-2:15 pm
1 stop4h 55m
$217
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Wed 11/11
6:41 pm-11:26 pm
1 stop4h 45m
Phoenix Sky Harbor Intl
Mon 11/16
8:00 am-1:28 pm
1 stop5h 28m
$220
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Fri 9/18
4:55 pm-6:10 pm
Nonstop2h 15m
Phoenix Sky Harbor Intl
Tue 10/6
6:45 am-1:45 pm
2 stops6h 00m
$222
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Sat 8/29
12:55 pm-4:30 pm
1 stop4h 35m
Phoenix Sky Harbor Intl
Sat 9/5
7:20 am-2:45 pm
2 stops6h 25m
$232
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Fri 8/28
2:55 pm-8:00 pm
1 stop6h 05m
Phoenix Sky Harbor Intl
Wed 9/2
3:00 pm-10:15 pm
2 stops6h 15m
$232
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Tue 9/8
7:20 am-11:31 am
1 stop5h 11m
Phoenix Sky Harbor Intl
Tue 9/22
7:37 pm-10:45 pm
Nonstop2h 08m
$247
Quickest round-trip
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Sat 8/29
3:25 pm-4:35 pm
Nonstop2h 10m
Phoenix Sky Harbor Intl
Mon 9/7
8:55 pm-11:55 pm
Nonstop2h 00m
$247
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Thu 10/22
7:10 am-8:21 am
Nonstop2h 11m
Phoenix Sky Harbor Intl
Mon 10/26
3:42 pm-10:51 pm
1 stop6h 09m
$261
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Tue 9/29
6:49 pm-2:33 pm
1 stop20h 44m
Phoenix Sky Harbor Intl
Sat 10/3
10:12 am-9:20 pm
2 stops10h 08m
$268
BoisePhoenix
BOI - PHX
BOIPHX
Boise Air Term. Gowen Fld
Wed 11/18
12:40 pm-6:55 pm
2 stops6h 15m
Phoenix Sky Harbor Intl
Sun 11/22
7:45 am-9:50 am
Nonstop2h 05m
$272
Showing 1-10 of 21 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 August.
| 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 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 $243). 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 August 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 August 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.
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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
Goodyear
Surprise
Wickenburg
Paradise Valley
Peoria
Payson
Chandler
Casa Grande
Camp Verde
Globe
Fountain Hills
Guadalupe
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Top 5 airlines flying from Boise to Sky Harbor Intl
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$244 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$98 | Average$240 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$157 | Average$302 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$166 | Average$321 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$167 | Average$286 | FlexibilityNo cancel fee | On-time63% |