$136+ Cheap flights from Philadelphia to Boise (PHL - 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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BOI
Jul 26 — Aug 21
Round-trip
1 adult, Economy
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Cheapest flights from Philadelphia to BoiseExplore the most affordable flight options available from Philadelphia to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2026.
Explore the most affordable flight options available from Philadelphia to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2026.
This Booking.com deal was found by Cheapflights users on 6/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/138:37 pm
PHL
- BOI
1 stop17h 52m
Frontier
Thu 7/161:24 pm
BOI
- PHL
1 stop20h 25m
Frontier
Deal found 6/22![Frontier logo]()
$252
This Booking.com deal was found by Cheapflights users on 6/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1212:44 pm
PHL
- BOI
1 stop25h 45m
Frontier
Sun 8/161:24 pm
BOI
- PHL
1 stop14h 15m
Frontier
Deal found 6/24![Frontier logo]()
$253
This Booking.com deal was found by Cheapflights users on 6/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/298:37 pm
PHL
- BOI
1 stop17h 53m
Multiple Airlines
Fri 7/36:13 pm
BOI
- PHL
1 stop10h 00m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$298
This Expedia deal was found by Cheapflights users on 6/22. 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 10/67:00 am
PHL
- BOI
1 stop10h 23m
Alaska Airlines
Tue 10/136:01 pm
BOI
- PHL
1 stop9h 39m
Alaska Airlines
Deal found 6/22![Alaska Airlines logo]()
$300
This American Airlines deal was found by Cheapflights users on 6/24. 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 8/225:00 am
PHL
- BOI
1 stop8h 16m
American Airlines
Sat 8/292:58 pm
BOI
- PHL
1 stop7h 01m
American Airlines
Deal found 6/24![American Airlines logo]()
$301
This American Airlines deal was found by Cheapflights users on 6/22. 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.
Fri 8/71:40 pm
PHL
- BOI
1 stop11h 00m
American Airlines
Mon 8/103:19 pm
BOI
- PHL
1 stop6h 40m
American Airlines
Deal found 6/22![American Airlines logo]()
$304
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/34:14 pm
PHL
- BOI
1 stop7h 15m
United Airlines
Tue 7/147:05 pm
BOI
- PHL
1 stop10h 45m
United Airlines
Deal found 6/25![United Airlines logo]()
$307
This Gotogate deal was found by Cheapflights users on 6/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:33 am
PHL
- BOI
1 stop9h 53m
Multiple Airlines
Sun 7/261:24 pm
BOI
- PHL
1 stop20h 25m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$312
This American Airlines deal was found by Cheapflights users on 6/24. 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 9/31:40 pm
PHL
- BOI
1 stop11h 00m
American Airlines
Sat 9/193:21 pm
BOI
- PHL
1 stop6h 51m
American Airlines
Deal found 6/24![American Airlines logo]()
$330
This Gotogate deal was found by Cheapflights users on 6/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:46 pm
PHL
- BOI
1 stop8h 02m
Multiple Airlines
Sun 7/51:24 pm
BOI
- PHL
1 stop20h 25m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$332
This American Airlines deal was found by Cheapflights users on 6/24. 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 7/155:38 pm
PHL
- BOI
1 stop7h 43m
American Airlines
Mon 7/203:10 pm
BOI
- PHL
1 stop7h 49m
American Airlines
Deal found 6/24![American Airlines logo]()
$335
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:05 pm
PHL
- BOI
2 stops10h 05m
Southwest
Wed 8/196:00 am
BOI
- PHL
2 stops10h 00m
Southwest
Deal found 6/21![Southwest logo]()
$340
Best flights from Philadelphia to BoiseDiscover carefully curated flight deals from Philadelphia to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 26, 2026.
Discover carefully curated flight deals from Philadelphia to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 26, 2026.
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:40 am
PHL
- BOI
1 stop7h 18m
Delta
Tue 7/1411:10 pm
BOI
- PHL
1 stop8h 21m
Delta
Deal found 6/25![Delta logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 6/24. 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 9/237:00 am
PHL
- BOI
1 stop10h 30m
Alaska Airlines
Sat 9/266:00 am
BOI
- PHL
1 stop7h 45m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$330
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:10 pm
PHL
- BOI
1 stop8h 00m
Southwest
Wed 8/196:00 am
BOI
- PHL
2 stops10h 00m
Southwest
Deal found 6/21![Southwest logo]()
$335
This United Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:00 am
PHL
- BOI
1 stop7h 32m
United Airlines
Sat 7/117:05 pm
BOI
- PHL
1 stop10h 45m
United Airlines
Deal found 6/22![United Airlines logo]()
$393
This Delta deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/84:08 pm
PHL
- BOI
1 stop7h 49m
Delta
Mon 7/136:07 pm
BOI
- PHL
1 stop9h 22m
Delta
Deal found 6/22![Delta logo]()
$350
This Southwest deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:05 pm
PHL
- BOI
2 stops10h 15m
Southwest
Thu 8/2011:30 am
BOI
- PHL
2 stops8h 10m
Southwest
Deal found 6/25![Southwest logo]()
$399
This United Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:01 pm
PHL
- BOI
1 stop7h 52m
United Airlines
Sat 8/2910:36 am
BOI
- PHL
2 stops12h 23m
United Airlines
Deal found 6/22![United Airlines logo]()
$416
This Southwest deal was found by Cheapflights users on 6/25. 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 9/51:10 pm
PHL
- BOI
2 stops10h 20m
Southwest
Mon 9/77:30 am
BOI
- PHL
2 stops11h 35m
Southwest
Deal found 6/25![Southwest logo]()
$415
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:30 am
PHL
- BOI
2 stops14h 07m
United Airlines
Sat 9/266:50 pm
BOI
- PHL
2 stops15h 35m
United Airlines
Deal found 6/25![United Airlines logo]()
$421
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:00 am
PHL
- BOI
1 stop7h 32m
United Airlines
Mon 7/137:05 pm
BOI
- PHL
2 stops15h 20m
United Airlines
Deal found 6/23![United Airlines logo]()
$422
Last-minute flights from Philadelphia to BoiseDiscover last-minute flight deals from Philadelphia to Boise. Data last updated June 26, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Boise. Data last updated June 26, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 6/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/298:37 pm
PHL
- BOI
1 stop17h 53m
Multiple Airlines
Fri 7/36:13 pm
BOI
- PHL
1 stop10h 00m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$298
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/34:14 pm
PHL
- BOI
1 stop7h 15m
United Airlines
Tue 7/147:05 pm
BOI
- PHL
1 stop10h 45m
United Airlines
Deal found 6/25![United Airlines logo]()
$307
This Gotogate deal was found by Cheapflights users on 6/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:46 pm
PHL
- BOI
1 stop8h 02m
Multiple Airlines
Sun 7/51:24 pm
BOI
- PHL
1 stop20h 25m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/33:38 pm
PHL
- BOI
1 stop7h 17m
Delta
Tue 7/76:07 pm
BOI
- PHL
1 stop9h 22m
Delta
Deal found 6/21![Delta logo]()
$353
This Delta deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/84:08 pm
PHL
- BOI
1 stop7h 49m
Delta
Mon 7/136:07 pm
BOI
- PHL
1 stop9h 22m
Delta
Deal found 6/22![Delta logo]()
$350
This Booking.com deal was found by Cheapflights users on 6/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/138:37 pm
PHL
- BOI
1 stop17h 52m
Frontier
Thu 7/161:24 pm
BOI
- PHL
1 stop20h 25m
Frontier
Deal found 6/22![Frontier logo]()
$252
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:00 am
PHL
- BOI
1 stop7h 32m
United Airlines
Thu 7/162:00 pm
BOI
- PHL
1 stop9h 23m
United Airlines
Deal found 6/23![United Airlines logo]()
$301
This American Airlines deal was found by Cheapflights users on 6/24. 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 7/155:38 pm
PHL
- BOI
1 stop7h 43m
American Airlines
Mon 7/203:10 pm
BOI
- PHL
1 stop7h 49m
American Airlines
Deal found 6/24![American Airlines logo]()
$335
This Gotogate deal was found by Cheapflights users on 6/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:33 am
PHL
- BOI
1 stop9h 53m
Multiple Airlines
Sun 7/261:24 pm
BOI
- PHL
1 stop20h 25m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$312
This American Airlines deal was found by Cheapflights users on 6/22. 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 7/225:00 am
PHL
- BOI
1 stop8h 19m
American Airlines
Fri 7/313:10 pm
BOI
- PHL
1 stop7h 49m
American Airlines
Deal found 6/22![American Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:55 pm
PHL
- BOI
1 stop7h 10m
Delta
Tue 7/287:28 pm
BOI
- PHL
1 stop8h 01m
Delta
Deal found 6/22![Delta logo]()
$304
This American Airlines deal was found by Cheapflights users on 6/24. 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 7/305:00 am
PHL
- BOI
1 stop8h 19m
American Airlines
Tue 8/45:36 pm
BOI
- PHL
1 stop9h 59m
American Airlines
Deal found 6/24![American Airlines logo]()
$343
One-way flights from Philadelphia to BoiseSearch for one-way flight options from Philadelphia to Boise. Find affordable one-way fares based on user searches. Data last updated June 26, 2026.
Search for one-way flight options from Philadelphia to Boise. Find affordable one-way fares based on user searches. Data last updated June 26, 2026.
This Mytrip deal was found by Cheapflights users on 6/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/68:37 pm
PHL
- BOI
1 stop17h 52m
Frontier
Deal found 6/25![Frontier logo]()
$136
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:00 am
PHL
- BOI
1 stop7h 32m
United Airlines
Deal found 6/23![United Airlines logo]()
$151
This Delta deal was found by Cheapflights users on 6/23. 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 8/147:00 pm
PHL
- BOI
1 stop6h 59m
Delta
Deal found 6/23![Delta logo]()
$154
This Southwest deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/34:45 pm
PHL
- BOI
2 stops10h 25m
Southwest
Deal found 6/25![Southwest logo]()
$159
This Southwest deal was found by Cheapflights users on 6/22. 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 7/185:00 am
PHL
- BOI
1 stop6h 45m
Southwest
Deal found 6/22![Southwest logo]()
$180
This Southwest deal was found by Cheapflights users on 6/25. 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 9/242:10 pm
PHL
- BOI
2 stops10h 25m
Southwest
Deal found 6/25![Southwest logo]()
$189
This Expedia deal was found by Cheapflights users on 6/21. 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.
Wed 7/15:46 pm
PHL
- BOI
1 stop8h 02m
Alaska Airlines
Deal found 6/21![Alaska Airlines logo]()
$195
This United Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:20 am
PHL
- BOI
2 stops11h 38m
United Airlines
Deal found 6/21![United Airlines logo]()
$211
This Southwest deal was found by Cheapflights users on 6/25. 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 7/144:35 pm
PHL
- BOI
2 stops9h 55m
Southwest
Deal found 6/25![Southwest logo]()
$225
Find flight deals from Philadelphia to Boise
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) 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 June 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $252 (Booking.com) |
One-way from | $136 (Mytrip) |
Popular in | June |
Cheapest in | September |
Average price | $601 |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia 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 June 26, 2026.
Use the filters below to find and compare flights from Philadelphia to Boise that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PhiladelphiaBoise
PHL - BOI
PHLBOI
Philadelphia
Fri 7/3
5:40 am-10:58 am
1 stop7h 18m
Boise Air Term. Gowen Fld
Tue 7/14
11:10 pm-9:31 am
1 stop8h 21m
$307
PhiladelphiaBoise
PHL - BOI
PHLBOI
Philadelphia
Wed 9/23
7:00 am-3:30 pm
1 stop10h 30m
Boise Air Term. Gowen Fld
Sat 9/26
6:00 am-3:45 pm
1 stop7h 45m
$330
PhiladelphiaBoise
PHL - BOI
PHLBOI
Philadelphia
Wed 8/12
5:10 pm-11:10 pm
1 stop8h 00m
Boise Air Term. Gowen Fld
Wed 8/19
6:00 am-6:00 pm
2 stops10h 00m
$335
PhiladelphiaBoise
PHL - BOI
PHLBOI
Philadelphia
Wed 7/8
4:08 pm-9:57 pm
1 stop7h 49m
Boise Air Term. Gowen Fld
Mon 7/13
6:07 pm-5:29 am
1 stop9h 22m
$350
PhiladelphiaBoise
PHL - BOI
PHLBOI
Philadelphia
Wed 7/8
6:00 am-11:32 am
1 stop7h 32m
Boise Air Term. Gowen Fld
Sat 7/11
7:05 pm-7:50 am
1 stop10h 45m
$393
PhiladelphiaBoise
PHL - BOI
PHLBOI
Philadelphia
Wed 8/12
3:05 pm-11:20 pm
2 stops10h 15m
Boise Air Term. Gowen Fld
Thu 8/20
11:30 am-9:40 pm
2 stops8h 10m
$399
PhiladelphiaBoise
PHL - BOI
PHLBOI
Philadelphia
Sat 9/5
1:10 pm-9:30 pm
2 stops10h 20m
Boise Air Term. Gowen Fld
Mon 9/7
7:30 am-9:05 pm
2 stops11h 35m
$415
PhiladelphiaBoise
PHL - BOI
PHLBOI
Philadelphia
Sat 8/22
5:01 pm-10:53 pm
1 stop7h 52m
Boise Air Term. Gowen Fld
Sat 8/29
10:36 am-12:59 am
2 stops12h 23m
$416
PhiladelphiaBoise
PHL - BOI
PHLBOI
Philadelphia
Wed 9/23
9:30 am-9:37 pm
2 stops14h 07m
Boise Air Term. Gowen Fld
Sat 9/26
6:50 pm-12:25 pm
2 stops15h 35m
$421
PhiladelphiaBoise
PHL - BOI
PHLBOI
Philadelphia
Wed 7/8
6:00 am-11:32 am
1 stop7h 32m
Boise Air Term. Gowen Fld
Mon 7/13
7:05 pm-12:25 pm
2 stops15h 20m
$422
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Philadelphia 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 Philadelphia to Boise in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Philadelphia-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Boise flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Philadelphia-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 Philadelphia-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 Philadelphia to Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from Philadelphia with our price prediction graph.
PHL-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 Philadelphia to Boise
How far ahead should I book a flight from Philadelphia to Boise?
To ensure you get the cheapest price possible for a flight from Philadelphia to Boise, you should look to book at least 9 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 Philadelphia to Boise?
Currently, September is the cheapest month in which you can book a flight from Philadelphia to Boise (average of $364). Flying from Philadelphia to Boise in June is currently the most expensive (average of $601). 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.
How much does it cost to fly round-trip from Philadelphia to Boise?
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 June 26, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Philadelphia 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.
Boarding
8.1
Overall
7.9
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Overall
7.9
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Overall
7.9
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Overall
7.9
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Overall
7.9
Comfort
8.0
Crew
8.6
Food
7.0
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 Philadelphia 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 locationsMeridian
Nampa
Caldwell
Ontario
McCall
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Other flights to Boise
Explore flights to Boise departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 26, 2026.
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Philadelphia and Boise flights
Browse other Philadelphia and Boise flight options. Last updated on June 26, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on June 26, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Philadelphia to Boise
Discover the top 4 airlines that operate flights from Philadelphia 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 June 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$278 | Average$416 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$283 | Average$454 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$336 | Average$635 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$350 | Average$556 | FlexibilityNo cancel fee | On-time63% |