$122+ Cheap flights from Pennsylvania to Boston (BOS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BOS
Nov 5 — Nov 121
Round-trip
1 adult, Economy
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Find cheap flights from Pennsylvania to Boston 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
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Cheapest flights from Pennsylvania to BostonExplore the most affordable flight options available from Pennsylvania to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 6, 2026.
Explore the most affordable flight options available from Pennsylvania to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 6, 2026.
This Frontier deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/119:58 pm -
1 stop12h 15m
Mon 12/1411:34 am -
1 stop11h 31m
Deal found 10/4![Frontier logo]()
$236
This Frontier deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:58 pm -
1 stop12h 13m
Fri 12/411:08 am -
1 stop11h 45m
Deal found 10/6![Frontier logo]()
$243
This Frontier deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/99:58 pm -
1 stop12h 15m
Mon 12/1411:34 am -
1 stop9h 33m
Deal found 10/5![Frontier logo]()
$246
This KAYAK deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:19 pm -
Nonstop2h 11m
Wed 10/217:59 am -
Nonstop1h 33m
Deal found 10/1![JetBlue logo]()
$249
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/101:25 pm -
1 stop8h 15m
Fri 12/114:20 pm -
1 stop5h 55m
Deal found 10/5![Southwest logo]()
$250
This Frontier deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:58 pm -
1 stop12h 13m
Sun 12/1311:34 am -
1 stop11h 31m
Deal found 10/1![Frontier logo]()
$253
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/111:45 am -
1 stop10h 00m
Fri 12/412:50 pm -
1 stop8h 30m
Deal found 10/6![Southwest logo]()
$255
This Frontier deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/175:30 am -
1 stop6h 13m
Tue 1/1910:24 am -
1 stop12h 51m
Deal found 10/3![Frontier logo]()
$257
This Cheapflightsfares deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:10 am -
1 stop26h 20m
Fri 12/411:34 am -
1 stop11h 31m
Deal found 10/5![Frontier logo]()
$258
This deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:20 am -
1 stop4h 21m
Mon 11/96:30 am -
Nonstop1h 56m
Deal found 10/4![JetBlue logo]()
$260
This Frontier deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:07 pm -
1 stop12h 04m
Thu 11/2611:06 am -
1 stop11h 55m
Deal found 10/5![Frontier logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:12 pm -
1 stop22h 57m
Wed 11/412:39 pm -
1 stop10h 37m
Deal found 10/5![Multiple Airlines logo]()
$268
Best flights from Pennsylvania to BostonDiscover carefully curated flight deals from Pennsylvania to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 6, 2026.
Discover carefully curated flight deals from Pennsylvania to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 6, 2026.
This KAYAK deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:00 am -
Nonstop1h 20m
Wed 11/47:35 pm -
Nonstop1h 36m
Deal found 10/2![JetBlue logo]()
$249
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/101:25 pm -
1 stop8h 15m
Fri 12/114:20 pm -
1 stop5h 55m
Deal found 10/5![Southwest logo]()
$250
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:00 am -
Nonstop1h 31m
Sun 11/225:25 pm -
Nonstop1h 47m
Deal found 10/1![Delta logo]()
$315
This United Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:40 pm -
1 stop4h 19m
Thu 11/55:30 am -
1 stop4h 19m
Deal found 10/1![United Airlines logo]()
$315
This American Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
1 stop7h 49m
Fri 11/205:40 am -
1 stop5h 41m
Deal found 10/4![American Airlines logo]()
$516
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/164:35 pm -
Nonstop1h 30m
Mon 1/411:05 am -
Nonstop1h 39m
Deal found 10/1![Delta logo]()
$315
This United Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/710:30 am -
1 stop4h 02m
Mon 11/95:30 am -
1 stop4h 19m
Deal found 10/1![United Airlines logo]()
$315
This JetBlue deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:30 am -
1 stop4h 11m
Tue 11/176:39 pm -
1 stop5h 02m
Deal found 10/1![JetBlue logo]()
$315
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/302:00 pm -
1 stop10h 40m
Wed 12/27:55 am -
1 stop3h 50m
Deal found 10/5![Southwest logo]()
$349
This JetBlue deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:07 pm -
Nonstop2h 16m
Thu 10/296:39 pm -
1 stop5h 02m
Deal found 10/1![JetBlue logo]()
$328
This United Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:30 pm -
1 stop4h 29m
Mon 10/267:41 pm -
1 stop3h 49m
Deal found 10/3![United Airlines logo]()
$336
This Southwest deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3111:30 am -
1 stop7h 55m
Sun 11/17:05 am -
1 stop11h 40m
Deal found 10/3![Southwest logo]()
$361
This JetBlue deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:10 pm -
Nonstop1h 53m
Mon 10/266:39 pm -
1 stop5h 02m
Deal found 10/2![JetBlue logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/13:12 pm -
1 stop4h 00m
Sat 12/59:30 am -
1 stop5h 07m
Deal found 10/2![United Airlines logo]()
$371
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:00 pm -
1 stop6h 05m
Sun 11/85:35 am -
1 stop6h 15m
Deal found 10/6![Southwest logo]()
$380
This JetBlue deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:30 am -
1 stop4h 11m
Thu 10/296:39 pm -
1 stop5h 02m
Deal found 10/5![JetBlue logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/28:00 pm -
1 stop3h 54m
Mon 4/56:00 am -
1 stop3h 24m
Deal found 10/2![United Airlines logo]()
$371
This JetBlue deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:00 am -
1 stop4h 46m
Mon 12/76:30 pm -
1 stop5h 26m
Deal found 10/2![JetBlue logo]()
$358
This United Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/110:15 am -
1 stop4h 08m
Mon 4/56:00 am -
1 stop3h 24m
Deal found 10/2![United Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:13 pm -
2 stops10h 55m
Tue 10/205:39 am -
1 stop5h 54m
Deal found 10/3![Delta logo]()
$520
This JetBlue deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:30 am -
1 stop4h 21m
Wed 10/216:39 pm -
1 stop5h 05m
Deal found 10/1![JetBlue logo]()
$358
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:00 am -
1 stop4h 19m
Tue 11/32:40 pm -
1 stop4h 11m
Deal found 10/5![United Airlines logo]()
$378
This American Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:23 am -
2 stops25h 27m
Mon 11/308:50 pm -
1 stop12h 37m
Deal found 10/6![American Airlines logo]()
$638
This JetBlue deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:30 am -
1 stop4h 11m
Sun 11/810:05 am -
Nonstop1h 51m
Deal found 10/5![JetBlue logo]()
$375
This Delta deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:13 am -
2 stops9h 10m
Sun 11/15:39 am -
1 stop5h 54m
Deal found 10/4![Delta logo]()
$561
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/163:00 pm -
1 stop3h 57m
Thu 11/195:30 am -
1 stop4h 14m
Deal found 10/5![United Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/411:50 am -
2 stops8h 20m
Sun 12/610:09 am -
1 stop6h 45m
Deal found 10/6![American Airlines logo]()
$656
This Delta deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:00 am -
2 stops8h 52m
Mon 11/165:30 am -
1 stop5h 59m
Deal found 10/2![Delta logo]()
$574
This United Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/149:20 am -
1 stop7h 39m
Mon 1/184:54 pm -
1 stop7h 32m
Deal found 10/3![United Airlines logo]()
$404
This American Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:00 am -
2 stops8h 26m
Sun 10/256:00 am -
1 stop5h 21m
Deal found 10/5![American Airlines logo]()
$656
Last-minute flights from Pennsylvania to BostonDiscover last-minute flight deals from Pennsylvania to Boston. Data last updated October 6, 2026 and is based on user searches.
Discover last-minute flight deals from Pennsylvania to Boston. Data last updated October 6, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:19 pm -
Nonstop2h 11m
Wed 10/217:59 am -
Nonstop1h 33m
Deal found 10/1![JetBlue logo]()
$249
This CheapOair deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:45 pm -
1 stop17h 17m
Sat 10/2411:42 am -
1 stop6h 33m
Deal found 10/3![Frontier logo]()
$246
This Expedia deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:22 am -
Nonstop1h 22m
Sat 10/2411:42 am -
1 stop6h 33m
Deal found 10/2![Multiple Airlines logo]()
$276
This CheapOair deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:19 pm -
Nonstop2h 11m
Tue 10/2711:12 am -
1 stop7h 07m
Deal found 10/5![Multiple Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2512:12 pm -
1 stop22h 50m
Tue 10/2711:12 am -
1 stop7h 07m
Deal found 10/6![Multiple Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:12 pm -
1 stop22h 57m
Wed 11/412:39 pm -
1 stop10h 37m
Deal found 10/5![Multiple Airlines logo]()
$268
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/25:50 pm -
1 stop4h 40m
Mon 11/97:45 pm -
1 stop4h 10m
Deal found 10/5![Southwest logo]()
$270
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/21:50 pm -
1 stop8h 10m
Thu 11/512:45 pm -
1 stop6h 00m
Deal found 10/6![Southwest logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:36 pm -
2 stops23h 08m
Wed 11/1112:39 pm -
1 stop10h 37m
Deal found 10/5![Multiple Airlines logo]()
$270
This deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:20 am -
1 stop4h 21m
Mon 11/96:30 am -
Nonstop1h 56m
Deal found 10/4![JetBlue logo]()
$260
This Frontier deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:07 pm -
1 stop12h 04m
Thu 11/2611:06 am -
1 stop11h 55m
Deal found 10/5![Frontier logo]()
$267
This Cheapflightsfares deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:10 am -
1 stop26h 20m
Fri 12/411:34 am -
1 stop11h 31m
Deal found 10/5![Frontier logo]()
$258
One-way flights from Pennsylvania to BostonSearch for one-way flight options from Pennsylvania to Boston. Find affordable one-way fares based on user searches. Data last updated October 6, 2026.
Search for one-way flight options from Pennsylvania to Boston. Find affordable one-way fares based on user searches. Data last updated October 6, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/214:50 pm -
1 stop15h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Frontier logo]()
$122
This Frontier deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2210:07 pm -
1 stop12h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Frontier logo]()
$124
This KAYAK deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:19 pm -
Nonstop2h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![JetBlue logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:14 pm -
2 stops18h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Multiple Airlines logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:57 pm -
1 stop16h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Allegiant Air logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:12 pm -
1 stop22h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Allegiant Air logo]()
$129
This Frontier deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:07 pm -
1 stop12h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/48:30 am -
2 stops27h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Multiple Airlines logo]()
$133
This Frontier deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/69:58 pm -
1 stop12h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:37 pm -
1 stop16h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Allegiant Air logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:32 pm -
1 stop14h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Allegiant Air logo]()
$152
This Cheapflightsfares deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:28 pm -
1 stop15h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Frontier logo]()
$153
Find flight deals from Pennsylvania to Boston
Keep the following information in mind while searching for Pennsylvania to Boston flight deals. Data was last updated October 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $236 (Frontier) |
One-way from | $122 (Cheapflightsfares) |
Popular in | October |
Cheapest in | January |
Average price | $293 |
Good round-trip deal | $295 or less |
Good one-way deal | $163 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Pennsylvania to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 6, 2026.
Use the filters below to find and compare flights from Pennsylvania to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaBoston
PHL Philadelphia - BOS Boston Logan Intl
PHLBOS
Philadelphia
Thu 10/22
6:00 am-7:26 am
Nonstop1h 26m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$158
Quickest round-trip
PhiladelphiaBoston
PHL Philadelphia - BOS Boston Logan Intl
PHLBOS
Philadelphia
Mon 11/16
10:27 am-11:47 am
Nonstop1h 20m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$158
PhiladelphiaBoston
PHL Philadelphia - BOS Boston Logan Intl
PHLBOS
Philadelphia
Mon 3/8
6:00 am-7:35 am
Nonstop1h 35m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$158
PittsburghBoston
PIT Pittsburgh - BOS Boston Logan Intl
PITBOS
Pittsburgh
Sat 11/14
6:30 am-10:46 am
1 stop4h 16m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$164
PittsburghBoston
PIT Pittsburgh - BOS Boston Logan Intl
PITBOS
Pittsburgh
Sat 10/24
6:30 am-10:51 am
1 stop4h 21m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$164
PhiladelphiaBoston
PHL Philadelphia - BOS Boston Logan Intl
PHLBOS
Philadelphia
Fri 11/6
1:50 pm-10:05 pm
1 stop8h 15m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$168
PhiladelphiaBoston
PHL Philadelphia - BOS Boston Logan Intl
PHLBOS
Philadelphia
Sun 11/8
6:00 am-10:19 am
1 stop4h 19m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$168
PhiladelphiaBoston
PHL Philadelphia - BOS Boston Logan Intl
PHLBOS
Philadelphia
Tue 10/20
6:15 am-10:32 am
1 stop4h 17m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$168
PhiladelphiaBoston
PHL Philadelphia - BOS Boston Logan Intl
PHLBOS
Philadelphia
Fri 11/20
11:40 am-6:50 pm
1 stop7h 10m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$168
PhiladelphiaBoston
PHL Philadelphia - BOS Boston Logan Intl
PHLBOS
Philadelphia
Sat 10/24
10:40 am-2:55 pm
1 stop4h 15m
Boston Logan Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$168
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Pennsylvania to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Pennsylvania with our price prediction graph.
PHL-BOS
PIT-BOS
ERI-BOS
AVP-BOS
MDT-BOS
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 Boston
USPA-BOS
PHL-BOS
PIT-BOS
ERI-BOS
AVP-BOS
What is the cheapest month to book a flight from Pennsylvania to Boston?
Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Boston (average of $191). Flying from Pennsylvania to Boston in October is currently the most expensive (average of $312). 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 PA to BOS?
Find hourly flight availability from Pennsylvania to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 6, 2026.
When flying from Pennsylvania to Boston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 48% versus a flight in the afternoon.
Weekly flight availability from Pennsylvania to Boston
Explore weekly flight availability from Pennsylvania to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 6, 2026.
The most flights from USPA to BOS are scheduled on a Monday (54 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).
How much does it cost to fly round-trip from Pennsylvania to Boston?
Airfare is typical for this route at the moment.
Pennsylvania to Boston flights typically cost between $219 and $373 in December.The cheapest round-trip price found within the last 5 days was $236 on Frontier (Dec 11-Dec 14).
How far ahead should I book a flight from Pennsylvania to Boston?
The best time to book flights from Pennsylvania to Boston is 22 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.
What is the cheapest day to fly from Pennsylvania to Boston?
Use this chart to determine the cheapest time to fly round-trip from Pennsylvania to Boston. Price data was last updated on October 3, 2026.
Travelers seeking maximum savings on their Pennsylvania to Boston flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Pennsylvania to Boston. 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 Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Concord
Cambridge
Brockton
Dedham
Cranston
Warwick
Pawtucket
Peabody
Auburn
Londonderry
York Beach
Revere
Fitchburg
North Falmouth
Chelsea
Swansea
Braintree
Sandwich
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Boston flight routes
Complete your trip
Flights by cabin class
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Alternative routes for Pennsylvania to Boston
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 6, 2026.
Complete your trip
Complete your trip to Boston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Pennsylvania to Boston by cabin class
Find flights from Pennsylvania to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Pennsylvania and Boston flights
Browse other Pennsylvania and Boston flight options. Last updated on October 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Pennsylvania to Boston flights
Consider these flights traveling from Pennsylvania to Boston.
Top 6 airlines flying from Pennsylvania to Boston
Discover the top 6 airlines that operate flights from Pennsylvania to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$39 | Average$107 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$95 | Average$246 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$113 | Average$255 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$149 | Average$371 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$151 | Average$336 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$157 | Average$359 | FlexibilityNo cancel fee | On-time69% |