$126+ Cheap flights from Pennsylvania to Boise (BOI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BOI
Oct 28 — Nov 41
Round-trip
1 adult, Economy
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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
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Cheapest flights from Pennsylvania to BoiseExplore the most affordable flight options available from Pennsylvania to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.
Explore the most affordable flight options available from Pennsylvania to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.
This American Airlines deal was found by Cheapflights users on 9/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:25 am -
1 stop9h 08m
Sat 10/172:41 pm -
1 stop7h 44m
Deal found 9/23![American Airlines logo]()
$311
This United Airlines deal was found by Cheapflights users on 9/27. 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 11/47:45 am -
1 stop8h 00m
Tue 11/1012:31 pm -
2 stops9h 00m
Deal found 9/27![United Airlines logo]()
$316
This Southwest deal was found by Cheapflights users on 9/27. 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 11/115:00 am -
1 stop8h 00m
Tue 11/175:45 am -
2 stops13h 45m
Deal found 9/27![Southwest logo]()
$322
This Delta deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:00 am -
1 stop10h 20m
Fri 10/237:13 pm -
1 stop8h 31m
Deal found 9/27![Delta logo]()
$327
This United Airlines deal was found by Cheapflights users on 9/27. 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 11/66:15 am -
1 stop7h 16m
Mon 11/912:31 pm -
2 stops8h 59m
Deal found 9/27![United Airlines logo]()
$332
This Southwest deal was found by Cheapflights users on 9/27. 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 11/42:45 pm -
2 stops9h 50m
Tue 11/1011:40 am -
2 stops9h 50m
Deal found 9/27![Southwest logo]()
$337
This American Airlines deal was found by Cheapflights users on 9/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:02 am -
1 stop8h 35m
Wed 12/21:24 pm -
1 stop7h 50m
Deal found 9/25![American Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 9/25. 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.
Mon 10/197:00 am -
1 stop10h 20m
Thu 10/227:13 pm -
1 stop8h 31m
Deal found 9/25![Delta logo]()
$345
This United Airlines deal was found by Cheapflights users on 9/25. 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 11/1810:21 am -
2 stops12h 54m
Wed 12/24:24 pm -
2 stops15h 18m
Deal found 9/25![United Airlines logo]()
$347
This American Airlines deal was found by Cheapflights users on 9/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:52 am -
1 stop8h 45m
Sun 11/82:41 pm -
1 stop7h 36m
Deal found 9/25![American Airlines logo]()
$356
This Delta deal was found by Cheapflights users on 9/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:50 am -
1 stop9h 44m
Tue 11/101:41 pm -
1 stop9h 05m
Deal found 9/24![Delta logo]()
$377
This Southwest deal was found by Cheapflights users on 9/25. 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 12/12:45 pm -
2 stops9h 50m
Sat 12/52:45 pm -
1 stop6h 05m
Deal found 9/25![Southwest logo]()
$377
Best flights from Pennsylvania to BoiseDiscover carefully curated flight deals from Pennsylvania to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
Discover carefully curated flight deals from Pennsylvania to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
This Delta deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:00 am -
1 stop10h 20m
Fri 10/237:13 pm -
1 stop8h 31m
Deal found 9/27![Delta logo]()
$327
This Southwest deal was found by Cheapflights users on 9/25. 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 1/283:50 pm -
1 stop7h 40m
Wed 2/32:30 pm -
1 stop6h 30m
Deal found 9/25![Southwest logo]()
$377
This United Airlines deal was found by Cheapflights users on 9/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/174:43 pm -
1 stop8h 16m
Tue 11/2412:31 pm -
1 stop6h 18m
Deal found 9/24![United Airlines logo]()
$395
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:41 pm -
1 stop17h 15m
Sat 10/1710:12 am -
2 stops17h 29m
Deal found 9/23![Alaska Airlines logo]()
$430
This American Airlines deal was found by Cheapflights users on 9/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:28 pm -
2 stops12h 31m
Wed 12/21:24 pm -
1 stop7h 50m
Deal found 9/25![American Airlines logo]()
$488
This Southwest deal was found by Cheapflights users on 9/26. 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 2/12:00 pm -
2 stops11h 05m
Mon 2/811:35 am -
2 stops9h 55m
Deal found 9/26![Southwest logo]()
$387
This Delta deal was found by Cheapflights users on 9/25. 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 1/297:00 am -
1 stop7h 39m
Wed 2/36:00 am -
1 stop8h 41m
Deal found 9/25![Delta logo]()
$393
This United Airlines deal was found by Cheapflights users on 9/26. 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 1/84:30 pm -
1 stop7h 05m
Fri 1/152:45 pm -
1 stop5h 52m
Deal found 9/26![United Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 9/23. 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.
Mon 10/197:00 am -
1 stop10h 20m
Thu 10/227:13 pm -
1 stop8h 31m
Deal found 9/23![Delta logo]()
$395
This Southwest deal was found by Cheapflights users on 9/25. 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 1/293:45 pm -
2 stops9h 20m
Wed 2/311:40 am -
2 stops9h 20m
Deal found 9/25![Southwest logo]()
$403
This Alaska Airlines deal was found by Cheapflights users on 9/27. 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 1/1212:25 pm -
2 stops13h 21m
Wed 1/1311:10 am -
1 stop7h 25m
Deal found 9/27![Alaska Airlines logo]()
$482
This United Airlines deal was found by Cheapflights users on 9/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:35 pm -
1 stop9h 24m
Wed 11/1112:31 pm -
1 stop8h 40m
Deal found 9/24![United Airlines logo]()
$441
This Southwest deal was found by Cheapflights users on 9/27. 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 11/176:25 am -
2 stops10h 45m
Tue 12/111:40 am -
2 stops9h 45m
Deal found 9/27![Southwest logo]()
$415
This American Airlines deal was found by Cheapflights users on 9/26. 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 11/206:03 am -
1 stop8h 35m
Sat 12/51:24 pm -
1 stop6h 51m
Deal found 9/26![American Airlines logo]()
$529
This Delta deal was found by Cheapflights users on 9/26. 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 10/147:16 pm -
1 stop6h 43m
Sat 10/175:59 pm -
1 stop9h 44m
Deal found 9/26![Delta logo]()
$449
This Southwest deal was found by Cheapflights users on 9/26. 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 1/82:00 pm -
2 stops11h 05m
Fri 1/157:40 am -
2 stops9h 30m
Deal found 9/26![Southwest logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/2710:30 am -
2 stops15h 03m
Sat 10/318:28 am -
1 stop6h 26m
Deal found 9/27![United Airlines logo]()
$504
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Mon 12/76:00 am -
2 stops15h 31m
Fri 12/111:39 pm -
1 stop7h 57m
Deal found 9/27![American Airlines logo]()
$589
This Southwest deal was found by Cheapflights users on 9/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/178:25 am -
2 stops8h 45m
Tue 11/249:15 am -
2 stops14h 40m
Deal found 9/24![Southwest logo]()
$444
This Delta deal was found by Cheapflights users on 9/25. 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.
Thu 10/2212:13 pm -
2 stops13h 46m
Sun 10/257:13 pm -
2 stops14h 20m
Deal found 9/25![Delta logo]()
$509
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/246:15 am -
1 stop7h 13m
Wed 10/287:10 pm -
2 stops12h 34m
Deal found 9/27![United Airlines logo]()
$530
This Southwest deal was found by Cheapflights users on 9/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:20 pm -
1 stop7h 45m
Fri 10/231:55 pm -
2 stops8h 55m
Deal found 9/24![Southwest logo]()
$465
This United Airlines deal was found by Cheapflights users on 9/27. 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 12/56:17 am -
1 stop7h 50m
Wed 12/94:24 pm -
2 stops15h 16m
Deal found 9/27![United Airlines logo]()
$534
This Delta deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:56 pm -
1 stop9h 01m
Mon 10/2611:10 pm -
2 stops10h 23m
Deal found 9/27![Delta logo]()
$544
This United Airlines deal was found by Cheapflights users on 9/27. 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 11/116:30 am -
1 stop7h 01m
Tue 11/1712:31 pm -
1 stop7h 02m
Deal found 9/27![United Airlines logo]()
$559
This Delta deal was found by Cheapflights users on 9/26. 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 11/206:00 am -
2 stops8h 33m
Sat 12/58:59 am -
2 stops12h 11m
Deal found 9/26![Delta logo]()
$590
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Sat 10/1010:50 am -
2 stops12h 49m
Wed 10/1412:26 pm -
2 stops9h 18m
Deal found 9/25![United Airlines logo]()
$579
This United Airlines deal was found by Cheapflights users on 9/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/610:10 am -
2 stops13h 25m
Sat 1/98:00 am -
2 stops23h 30m
Deal found 9/24![United Airlines logo]()
$648
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Mon 10/128:07 am -
1 stop8h 26m
Fri 10/163:24 pm -
1 stop6h 31m
Deal found 9/27![American Airlines logo]()
$1,077
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Fri 10/95:43 pm -
2 stops17h 50m
Mon 10/126:50 pm -
2 stops12h 45m
Deal found 9/23![United Airlines logo]()
$1,051
Last-minute flights from Pennsylvania to BoiseDiscover last-minute flight deals from Pennsylvania to Boise. Data last updated September 28, 2026 and is based on user searches.
Discover last-minute flight deals from Pennsylvania to Boise. Data last updated September 28, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 9/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:44 pm -
1 stop19h 11m
Mon 10/122:50 pm -
1 stop14h 28m
Deal found 9/23![Frontier logo]()
$448
This American Airlines deal was found by Cheapflights users on 9/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1010:04 am -
1 stop6h 29m
Wed 10/143:24 pm -
1 stop6h 19m
Deal found 9/25![American Airlines logo]()
$447
This American Airlines deal was found by Cheapflights users on 9/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:25 am -
1 stop9h 08m
Sat 10/172:41 pm -
1 stop7h 44m
Deal found 9/23![American Airlines logo]()
$311
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:41 pm -
1 stop17h 15m
Sat 10/1710:12 am -
2 stops17h 29m
Deal found 9/23![Alaska Airlines logo]()
$430
This Delta deal was found by Cheapflights users on 9/25. 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.
Wed 10/147:16 pm -
1 stop6h 43m
Sat 10/175:59 pm -
1 stop9h 44m
Deal found 9/25![Delta logo]()
$449
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/1411:05 am -
2 stops14h 54m
Sat 10/175:00 am -
2 stops11h 14m
Deal found 9/23![United Airlines logo]()
$452
This United Airlines deal was found by Cheapflights users on 9/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:10 am -
1 stop7h 18m
Wed 10/216:50 pm -
2 stops13h 19m
Deal found 9/24![United Airlines logo]()
$446
This Delta deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:00 am -
1 stop10h 20m
Fri 10/237:13 pm -
1 stop8h 31m
Deal found 9/27![Delta logo]()
$327
This Delta deal was found by Cheapflights users on 9/25. 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.
Mon 10/197:00 am -
1 stop10h 20m
Thu 10/227:13 pm -
1 stop8h 31m
Deal found 9/25![Delta logo]()
$345
This Southwest deal was found by Cheapflights users on 9/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:20 pm -
1 stop7h 45m
Fri 10/237:25 am -
1 stop8h 35m
Deal found 9/24![Southwest logo]()
$393
This Southwest deal was found by Cheapflights users on 9/26. 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 10/195:10 pm -
2 stops9h 55m
Sat 10/242:25 pm -
1 stop6h 50m
Deal found 9/26![Southwest logo]()
$460
This Delta deal was found by Cheapflights users on 9/25. 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.
Wed 10/2112:13 pm -
2 stops11h 55m
Sat 10/241:40 pm -
1 stop7h 59m
Deal found 9/25![Delta logo]()
$404
One-way flights from Pennsylvania to BoiseSearch for one-way flight options from Pennsylvania to Boise. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
Search for one-way flight options from Pennsylvania to Boise. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:44 pm -
1 stop19h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Frontier logo]()
$126
This Booking.com deal was found by Cheapflights users on 9/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:44 pm -
1 stop19h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Frontier logo]()
$128
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Tue 10/205:00 am -
1 stop10h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![American Airlines logo]()
$156
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Sat 10/249:34 am -
2 stops10h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![United Airlines logo]()
$161
This Delta deal was found by Cheapflights users on 9/27. 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 10/237:00 am -
1 stop10h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Delta logo]()
$172
This Southwest deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:10 pm -
2 stops9h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Southwest logo]()
$177
This Delta deal was found by Cheapflights users on 9/25. 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.
Sun 10/257:00 am -
1 stop10h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Delta logo]()
$185
This Delta deal was found by Cheapflights users on 9/25. 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.
Sat 10/175:50 am -
1 stop9h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Delta logo]()
$189
This Delta deal was found by Cheapflights users on 9/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:00 am -
1 stop10h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Delta logo]()
$190
This Southwest deal was found by Cheapflights users on 9/28. 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 10/286:50 am -
2 stops9h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Southwest logo]()
$194
This Southwest deal was found by Cheapflights users on 9/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:50 pm -
2 stops10h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Southwest logo]()
$195
This Southwest deal was found by Cheapflights users on 9/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:50 pm -
2 stops11h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Southwest logo]()
$229
Find flight deals from Pennsylvania to Boise
Keep the following information in mind while searching for Pennsylvania to Boise flight deals. Data was last updated September 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $311 (American Airlines) |
One-way from | $126 (Cheapflightsfares) |
Popular in | December |
Cheapest in | April |
Average price | $476 |
Cheapflights Fare Finder
Customize your flight search to find flights from Pennsylvania 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 7,457,451 searches. Data last updated September 28, 2026.
Use the filters below to find and compare flights from Pennsylvania to Boise that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaBoise
PHL Philadelphia - BOI Boise Air Term. Gowen Fld
PHLBOI
Philadelphia
Sat 10/17
6:10 am-11:28 am
1 stop7h 18m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$156
PhiladelphiaBoise
PHL Philadelphia - BOI Boise Air Term. Gowen Fld
PHLBOI
Philadelphia
Thu 10/22
6:49 pm-11:59 pm
1 stop7h 10m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$156
PhiladelphiaBoise
PHL Philadelphia - BOI Boise Air Term. Gowen Fld
PHLBOI
Philadelphia
Sat 10/24
7:25 am-2:33 pm
1 stop9h 08m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$156
Quickest round-trip
PhiladelphiaBoise
PHL Philadelphia - BOI Boise Air Term. Gowen Fld
PHLBOI
Philadelphia
Mon 10/26
7:16 pm-11:59 pm
1 stop6h 43m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$156
PhiladelphiaBoise
PHL Philadelphia - BOI Boise Air Term. Gowen Fld
PHLBOI
Philadelphia
Mon 10/19
7:00 am-3:20 pm
1 stop10h 20m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$156
PhiladelphiaBoise
PHL Philadelphia - BOI Boise Air Term. Gowen Fld
PHLBOI
Philadelphia
Sat 10/24
10:40 am-7:29 pm
2 stops10h 49m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$161
PhiladelphiaBoise
PHL Philadelphia - BOI Boise Air Term. Gowen Fld
PHLBOI
Philadelphia
Tue 10/27
1:20 pm-10:59 pm
2 stops11h 39m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$161
PhiladelphiaBoise
PHL Philadelphia - BOI Boise Air Term. Gowen Fld
PHLBOI
Philadelphia
Tue 10/20
1:24 pm-10:33 pm
2 stops11h 09m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$161
PhiladelphiaBoise
PHL Philadelphia - BOI Boise Air Term. Gowen Fld
PHLBOI
Philadelphia
Fri 10/16
7:00 am-3:20 pm
1 stop10h 20m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$172
PhiladelphiaBoise
PHL Philadelphia - BOI Boise Air Term. Gowen Fld
PHLBOI
Philadelphia
Fri 10/23
5:10 pm-1:05 am
2 stops9h 55m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$177
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Pennsylvania to Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from Pennsylvania with our price prediction graph.
PHL-BOI
PIT-BOI
MDT-BOI
AVP-BOI
SCE-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 Pennsylvania to Boise
USPA-BOI
PHL-BOI
PIT-BOI
MDT-BOI
AVP-BOI
What is the cheapest month to book a flight from Pennsylvania to Boise?
Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Boise (average of $338). Flying from Pennsylvania to Boise in December is currently the most expensive (average of $591). 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 Pennsylvania to Boise?
Airfare is below average for this route at the moment.
Pennsylvania to Boise flights typically cost between $318 and $746 in October.The cheapest round-trip price found within the last 5 days was $311 on American Airlines (Oct 14-Oct 17).
How far ahead should I book a flight from Pennsylvania to Boise?
The best time to book flights from Pennsylvania to Boise is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Related info for your journey
Find useful and relevant information for your journey from Pennsylvania 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
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Pennsylvania to Boise
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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 September 28, 2026.
Complete your trip
Complete your trip to Boise by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Pennsylvania to Boise by cabin class
Find flights from Pennsylvania to Boise, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Pennsylvania and Boise flights
Browse other Pennsylvania and Boise flight options. Last updated on September 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Pennsylvania to Boise flights
Consider these flights traveling from Pennsylvania to Boise.
Top 4 airlines flying from Pennsylvania to Boise
Discover the top 4 airlines that operate flights from Pennsylvania 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 7,457,451 searches. Data last updated September 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$237 | Average$554 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$237 | Average$410 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$297 | Average$536 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$328 | Average$522 | FlexibilityNo cancel fee | On-time63% |