$60+ Cheap flights from Sky Harbor Intl (PHX) to Boise (BOI)
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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BOI
Apr 12 — Apr 191
Round-trip
1 adult, Economy
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Find cheap flights from Sky Harbor Intl to Boise 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 Phoenix Sky Harbor Intl to Boise Air Term. Gowen Fld are usually found in January or September, booked 88 days in advance, depart on a Thursday or Tuesday and return on a Thursday
Cheap flight deals from Sky Harbor Intl to Boise
Cheapest
Best
Last-minute
One-way
Cheapest flights from Sky Harbor Intl to BoiseExplore the most affordable flight options available from Sky Harbor Intl to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 13, 2026.
Explore the most affordable flight options available from Sky Harbor Intl to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 13, 2026.
This Southwest deal was found by Cheapflights users on 3/12. 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 4/309:55 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Sun 5/312:20 pm
BOI
- PHX
1 stop4h 20m
Southwest
Deal found 3/12![Southwest logo]()
$183
This Expedia deal was found by Cheapflights users on 3/8. 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 4/168:40 pm
PHX
- BOI
Nonstop2h 18m
Multiple Airlines
Sun 4/1911:53 am
BOI
- PHX
1 stop12h 49m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$184
This American Airlines deal was found by Cheapflights users on 3/10. 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 4/298:25 pm
PHX
- BOI
Nonstop2h 16m
American Airlines
Sat 5/26:26 pm
BOI
- PHX
Nonstop2h 15m
American Airlines
Deal found 3/10![American Airlines logo]()
$186
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 4/158:40 pm
PHX
- BOI
Nonstop2h 18m
Alaska Airlines
Sat 4/188:04 pm
BOI
- PHX
1 stop4h 23m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$187
This American Airlines deal was found by Cheapflights users on 3/11. 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.
Thu 4/28:30 am
PHX
- BOI
Nonstop2h 30m
American Airlines
Sun 4/56:33 pm
BOI
- PHX
Nonstop2h 21m
American Airlines
Deal found 3/11![American Airlines logo]()
$188
This Orbitz deal was found by Cheapflights users on 3/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/108:40 pm
PHX
- BOI
Nonstop2h 18m
Multiple Airlines
Sun 4/1212:03 pm
BOI
- PHX
1 stop6h 44m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$189
This Alaska Airlines deal was found by Cheapflights users on 3/11. 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 4/295:00 am
PHX
- BOI
1 stop7h 52m
Alaska Airlines
Sat 5/21:25 pm
BOI
- PHX
Nonstop2h 11m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$190
This Southwest deal was found by Cheapflights users on 3/9. 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 4/156:30 am
PHX
- BOI
2 stops8h 55m
Southwest
Sat 4/187:05 am
BOI
- PHX
Nonstop2h 05m
Southwest
Deal found 3/9![Southwest logo]()
$192
This Southwest deal was found by Cheapflights users on 3/11. 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 4/257:00 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Sat 5/24:50 pm
BOI
- PHX
Nonstop2h 05m
Southwest
Deal found 3/11![Southwest logo]()
$193
This American Airlines deal was found by Cheapflights users on 3/11. 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.
Sat 5/22:35 pm
PHX
- BOI
Nonstop2h 18m
American Airlines
Sat 5/166:26 pm
BOI
- PHX
Nonstop2h 15m
American Airlines
Deal found 3/11![American Airlines logo]()
$194
This Expedia deal was found by Cheapflights users on 3/9. 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 4/148:40 pm
PHX
- BOI
Nonstop2h 18m
Multiple Airlines
Thu 4/1611:53 am
BOI
- PHX
1 stop9h 17m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$195
Best flights from Sky Harbor Intl to BoiseDiscover carefully curated flight deals from Sky Harbor Intl to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 13, 2026.
Discover carefully curated flight deals from Sky Harbor Intl to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 13, 2026.
This Southwest deal was found by Cheapflights users on 3/9. 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 4/156:30 am
PHX
- BOI
2 stops8h 55m
Southwest
Sat 4/187:05 am
BOI
- PHX
Nonstop2h 05m
Southwest
Deal found 3/9![Southwest logo]()
$192
This Delta deal was found by Cheapflights users on 3/8. 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 5/193:48 pm
PHX
- BOI
1 stop6h 10m
Delta
Sat 5/236:41 pm
BOI
- PHX
1 stop3h 40m
Delta
Deal found 3/8![Delta logo]()
$275
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 3/268:40 pm
PHX
- BOI
Nonstop2h 18m
Alaska Airlines
Thu 4/26:48 pm
BOI
- PHX
Nonstop2h 10m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$310
This Southwest deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/189:55 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Wed 5/2011:35 am
BOI
- PHX
1 stop9h 10m
Southwest
Deal found 3/12![Southwest logo]()
$213
This Southwest deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/14:10 pm
PHX
- BOI
2 stops5h 45m
Southwest
Fri 5/812:05 pm
BOI
- PHX
1 stop4h 55m
Southwest
Deal found 3/8![Southwest logo]()
$222
This Southwest deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/610:50 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Fri 4/107:55 pm
BOI
- PHX
Nonstop2h 05m
Southwest
Deal found 3/11![Southwest logo]()
$232
This Southwest deal was found by Cheapflights users on 3/12. 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 4/76:35 pm
PHX
- BOI
1 stop4h 50m
Southwest
Thu 4/231:20 pm
BOI
- PHX
1 stop5h 00m
Southwest
Deal found 3/12![Southwest logo]()
$242
This Southwest deal was found by Cheapflights users on 3/10. 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 3/2810:50 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Tue 3/315:40 am
BOI
- PHX
1 stop5h 40m
Southwest
Deal found 3/10![Southwest logo]()
$246
This Southwest deal was found by Cheapflights users on 3/8. 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 4/58:10 pm
PHX
- BOI
1 stop4h 15m
Southwest
Wed 4/81:05 pm
BOI
- PHX
1 stop5h 45m
Southwest
Deal found 3/8![Southwest logo]()
$277
This Southwest deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/79:55 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Sun 5/105:30 am
BOI
- PHX
Nonstop2h 05m
Southwest
Deal found 3/9![Southwest logo]()
$281
This Southwest deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/229:55 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Wed 5/276:40 am
BOI
- PHX
Nonstop2h 05m
Southwest
Deal found 3/11![Southwest logo]()
$310
Last-minute flights from Sky Harbor Intl to BoiseDiscover last-minute flight deals from Sky Harbor Intl to Boise. Data last updated March 13, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to Boise. Data last updated March 13, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/11. 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.
Thu 4/28:30 am
PHX
- BOI
Nonstop2h 30m
American Airlines
Sun 4/56:33 pm
BOI
- PHX
Nonstop2h 21m
American Airlines
Deal found 3/11![American Airlines logo]()
$188
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 4/28:40 pm
PHX
- BOI
Nonstop2h 18m
Alaska Airlines
Sun 4/56:48 pm
BOI
- PHX
Nonstop2h 10m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$197
This Orbitz deal was found by Cheapflights users on 3/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/108:40 pm
PHX
- BOI
Nonstop2h 18m
Multiple Airlines
Sun 4/1212:03 pm
BOI
- PHX
1 stop6h 44m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$189
This Expedia deal was found by Cheapflights users on 3/9. 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 4/148:40 pm
PHX
- BOI
Nonstop2h 18m
Multiple Airlines
Thu 4/1611:53 am
BOI
- PHX
1 stop9h 17m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$195
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 4/158:40 pm
PHX
- BOI
Nonstop2h 18m
Alaska Airlines
Sat 4/188:04 pm
BOI
- PHX
1 stop4h 23m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 3/9. 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 4/156:30 am
PHX
- BOI
2 stops8h 55m
Southwest
Sat 4/187:05 am
BOI
- PHX
Nonstop2h 05m
Southwest
Deal found 3/9![Southwest logo]()
$192
This Expedia deal was found by Cheapflights users on 3/8. 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 4/168:40 pm
PHX
- BOI
Nonstop2h 18m
Multiple Airlines
Sun 4/1911:53 am
BOI
- PHX
1 stop12h 49m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$184
This Southwest deal was found by Cheapflights users on 3/11. 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 4/257:00 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Sat 5/24:50 pm
BOI
- PHX
Nonstop2h 05m
Southwest
Deal found 3/11![Southwest logo]()
$193
This American Airlines deal was found by Cheapflights users on 3/10. 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 4/298:25 pm
PHX
- BOI
Nonstop2h 16m
American Airlines
Sat 5/26:26 pm
BOI
- PHX
Nonstop2h 15m
American Airlines
Deal found 3/10![American Airlines logo]()
$186
This Alaska Airlines deal was found by Cheapflights users on 3/11. 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 4/295:00 am
PHX
- BOI
1 stop7h 52m
Alaska Airlines
Sat 5/21:25 pm
BOI
- PHX
Nonstop2h 11m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$190
This Southwest deal was found by Cheapflights users on 3/12. 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 4/309:55 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Sun 5/312:20 pm
BOI
- PHX
1 stop4h 20m
Southwest
Deal found 3/12![Southwest logo]()
$183
One-way flights from Sky Harbor Intl to BoiseSearch for one-way flight options from Sky Harbor Intl to Boise. Find affordable one-way fares based on user searches. Data last updated March 13, 2026.
Search for one-way flight options from Sky Harbor Intl to Boise. Find affordable one-way fares based on user searches. Data last updated March 13, 2026.
This Southwest deal was found by Cheapflights users on 3/11. 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 4/2810:15 am
PHX
- BOI
Nonstop2h 05m
Southwest
Deal found 3/11![Southwest logo]()
$60
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 4/78:40 pm
PHX
- BOI
Nonstop2h 18m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$79
This Southwest deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:00 pm
PHX
- BOI
Nonstop2h 05m
Southwest
Deal found 3/10![Southwest logo]()
$89
This American Airlines deal was found by Cheapflights users on 3/11. 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 4/298:25 pm
PHX
- BOI
Nonstop2h 16m
American Airlines
Deal found 3/11![American Airlines logo]()
$90
This CheapOair deal was found by Cheapflights users on 3/9. 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.
Wed 4/86:52 pm
PHX
- BOI
1 stop15h 16m
Frontier
Deal found 3/9![Frontier logo]()
$92
This Southwest deal was found by Cheapflights users on 3/12. 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 4/73:30 pm
PHX
- BOI
2 stops6h 50m
Southwest
Deal found 3/12![Southwest logo]()
$94
This Super.com deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:50 am
PHX
- BOI
1 stop27h 18m
Frontier
Deal found 3/12![Frontier logo]()
$95
This Delta deal was found by Cheapflights users on 3/10. 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 4/73:45 pm
PHX
- BOI
1 stop5h 19m
Delta
Deal found 3/10![Delta logo]()
$99
Find flight deals from Sky Harbor Intl to Boise
Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Boise (BOI). 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 March 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $183 (Southwest) |
One-way from | $60 (Southwest) |
Popular in | December |
Cheapest in | January |
Average price | $310 |
Good round-trip deal | $227 or less |
Good one-way deal | $166 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Sky Harbor Intl to Boise 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 March 13, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Boise that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhoenixBoise
PHX - BOI
PHXBOI
Phoenix Sky Harbor Intl
Wed 4/15
6:30 am-4:25 pm
2 stops8h 55m
Boise Air Term. Gowen Fld
Sat 4/18
7:05 am-8:10 am
Nonstop2h 05m
$192
PhoenixBoise
PHX - BOI
PHXBOI
Phoenix Sky Harbor Intl
Mon 5/18
9:55 pm-1:00 am
Nonstop2h 05m
Boise Air Term. Gowen Fld
Wed 5/20
11:35 am-7:45 pm
1 stop9h 10m
$213
PhoenixBoise
PHX - BOI
PHXBOI
Phoenix Sky Harbor Intl
Fri 5/1
4:10 pm-10:55 pm
2 stops5h 45m
Boise Air Term. Gowen Fld
Fri 5/8
12:05 pm-4:00 pm
1 stop4h 55m
$222
Quickest round-trip
PhoenixBoise
PHX - BOI
PHXBOI
Phoenix Sky Harbor Intl
Mon 4/6
10:50 pm-1:55 am
Nonstop2h 05m
Boise Air Term. Gowen Fld
Fri 4/10
7:55 pm-9:00 pm
Nonstop2h 05m
$232
PhoenixBoise
PHX - BOI
PHXBOI
Phoenix Sky Harbor Intl
Tue 4/7
6:35 pm-12:25 am
1 stop4h 50m
Boise Air Term. Gowen Fld
Thu 4/23
1:20 pm-5:20 pm
1 stop5h 00m
$242
PhoenixBoise
PHX - BOI
PHXBOI
Phoenix Sky Harbor Intl
Sat 3/28
10:50 pm-1:55 am
Nonstop2h 05m
Boise Air Term. Gowen Fld
Tue 3/31
5:40 am-10:20 am
1 stop5h 40m
$246
PhoenixBoise
PHX - BOI
PHXBOI
Phoenix Sky Harbor Intl
Tue 5/19
3:48 pm-10:58 pm
1 stop6h 10m
Boise Air Term. Gowen Fld
Sat 5/23
6:41 pm-9:21 pm
1 stop3h 40m
$275
PhoenixBoise
PHX - BOI
PHXBOI
Phoenix Sky Harbor Intl
Sun 4/5
8:10 pm-1:25 am
1 stop4h 15m
Boise Air Term. Gowen Fld
Wed 4/8
1:05 pm-5:50 pm
1 stop5h 45m
$277
PhoenixBoise
PHX - BOI
PHXBOI
Phoenix Sky Harbor Intl
Thu 5/7
9:55 pm-1:00 am
Nonstop2h 05m
Boise Air Term. Gowen Fld
Sun 5/10
5:30 am-6:35 am
Nonstop2h 05m
$281
PhoenixBoise
PHX - BOI
PHXBOI
Phoenix Sky Harbor Intl
Thu 3/26
8:40 pm-11:58 pm
Nonstop2h 18m
Boise Air Term. Gowen Fld
Thu 4/2
6:48 pm-7:58 pm
Nonstop2h 10m
$310
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Sky Harbor Intl to Boise
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 Sky Harbor Intl to Boise in March.
| 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*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Boise flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Boise 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 Phoenix Sky Harbor Intl Airport-Boise 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 Sky Harbor Intl to Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from Sky Harbor Intl with our price prediction graph.
PHX-BOI
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 Phoenix Sky Harbor Intl Airport to Boise
Prices
Airlines
How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Boise?
Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Boise. Price data was last updated on March 6, 2026.
The price you pay for your flight from Phoenix Sky Harbor Intl Airport to Boise may vary depending on when you book. For the best chance of a lower fare, look to book 88 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 Phoenix Sky Harbor Intl Airport to Boise?
Currently, August is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Boise (average of $115). Flying from Phoenix Sky Harbor Intl Airport to Boise in March is currently the most expensive (average of $178). 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 PHX to BOI?
Find hourly flight availability from Sky Harbor Intl to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 13, 2026.
One of the essential ways to save on airfare from Phoenix Sky Harbor Intl Airport to Boise is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 26% on airfare.
What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Boise?
Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Boise. Price data was last updated on February 21, 2026.
Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Boise flight should consider departing on Friday afternoons when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Boise
Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated March 13, 2026.
See what other customers who have flown with Alaska Airlines,Southwest, andDelta from Phoenix Sky Harbor Intl Airport to Boise have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Overall
8.0
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Overall
8.0
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Overall
8.0
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Overall
8.0
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Overall
8.0
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Overall
8.0
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from Sky Harbor Intl to Boise. 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 Boise?
Book flights to Boise if you plan to visit one of these locationsOntario
Meridian
Nampa
Caldwell
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Explore flights to Boise departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 13, 2026.
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Sky Harbor Intl and Boise flights
Browse other Sky Harbor Intl and Boise flight options. Last updated on March 13, 2026.
Other flights from Sky Harbor Intl
Browse through other flights departing from Sky Harbor Intl. Flights are based on user searches made on Cheapflights and were last updated on March 13, 2026.
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Top 5 airlines flying from Sky Harbor Intl to Boise
Discover the top 5 airlines that operate flights from Sky Harbor Intl to Boise. 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 March 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$81 | Average$187 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$136 | Average$202 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$137 | Average$241 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$151 | Average$257 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$156 | Average$278 | FlexibilityNo cancel fee | On-time71% |