$143+ Cheap flights from Washington to Pennsylvania
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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PHL
Oct 17 — Oct 241
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Washington to Pennsylvania with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Washington to Pennsylvania
Cheapest
Best
Last-minute
One-way
Cheapest flights from Washington to PennsylvaniaExplore the most affordable flight options available from Washington to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
Explore the most affordable flight options available from Washington to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
This Delta deal was found by Cheapflights users on 9/16. 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 10/77:20 am -
Nonstop5h 03m
Wed 10/146:10 am -
1 stop7h 50m
Deal found 9/16![Delta logo]()
$287
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:35 pm -
1 stop9h 57m
Sat 10/177:05 am -
Nonstop5h 51m
Deal found 9/16![Delta logo]()
$287
This Gotogate deal was found by Cheapflights users on 9/16. 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.
Sat 10/103:56 pm -
Nonstop5h 03m
Sat 10/176:00 am -
1 stop29h 58m
Deal found 9/16![Multiple Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 10/259:16 pm -
1 stop30h 04m
Thu 10/299:38 am -
Nonstop5h 42m
Deal found 9/16![Multiple Airlines logo]()
$291
This Expedia deal was found by Cheapflights users on 9/16. 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.
Mon 10/199:36 pm -
Nonstop5h 04m
Thu 10/226:00 am -
1 stop30h 48m
Deal found 9/16![Multiple Airlines logo]()
$292
This Delta deal was found by Cheapflights users on 9/15. 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 10/711:10 pm -
1 stop6h 35m
Tue 10/135:05 pm -
1 stop8h 59m
Deal found 9/15![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:10 pm -
1 stop8h 02m
Fri 10/234:48 pm -
1 stop10h 04m
Deal found 9/16![Delta logo]()
$297
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/711:59 pm -
1 stop8h 48m
Tue 10/136:33 pm -
1 stop9h 03m
Deal found 9/15![American Airlines logo]()
$298
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/164:37 pm -
1 stop9h 55m
Mon 10/195:01 am -
1 stop7h 57m
Deal found 9/15![American Airlines logo]()
$298
This CheapOair deal was found by Cheapflights users on 9/16. 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.
Tue 10/64:27 pm -
1 stop16h 44m
Wed 10/147:00 am -
1 stop11h 12m
Deal found 9/16![Frontier logo]()
$299
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/301:25 pm -
1 stop7h 33m
Fri 11/65:44 pm -
1 stop8h 26m
Deal found 9/15![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 9/15. 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 11/17:20 am -
Nonstop5h 03m
Fri 11/610:05 pm -
1 stop14h 22m
Deal found 9/15![Delta logo]()
$300
Best flights from Washington to PennsylvaniaDiscover carefully curated flight deals from Washington to Pennsylvania that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Washington to Pennsylvania that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:20 am -
Nonstop5h 03m
Tue 10/206:26 pm -
1 stop8h 26m
Deal found 9/16![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 9/16. 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 12/46:30 am -
1 stop6h 45m
Sun 12/62:40 pm -
2 stops11h 20m
Deal found 9/16![Southwest logo]()
$332
This Alaska Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:18 pm -
Nonstop5h 22m
Mon 11/97:00 am -
Nonstop6h 16m
Deal found 9/13![Alaska Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:33 pm -
Nonstop5h 12m
Tue 10/202:55 pm -
1 stop8h 15m
Deal found 9/12![United Airlines logo]()
$367
This JetBlue deal was found by Cheapflights users on 9/13. 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 10/79:40 pm -
Nonstop5h 21m
Thu 10/153:30 pm -
1 stop10h 12m
Deal found 9/13![JetBlue logo]()
$391
This Delta deal was found by Cheapflights users on 9/16. 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 10/711:50 pm -
1 stop8h 31m
Tue 10/136:05 am -
1 stop7h 55m
Deal found 9/16![Delta logo]()
$297
This Southwest deal was found by Cheapflights users on 9/15. 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 10/176:15 am -
2 stops11h 00m
Tue 10/202:30 pm -
2 stops11h 10m
Deal found 9/15![Southwest logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:40 pm -
Nonstop5h 19m
Tue 10/206:30 am -
1 stop8h 35m
Deal found 9/12![Alaska Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 9/16. 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 10/77:20 am -
Nonstop5h 03m
Tue 10/134:45 pm -
Nonstop5h 50m
Deal found 9/16![Delta logo]()
$328
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:33 pm -
Nonstop5h 12m
Tue 10/276:00 am -
1 stop8h 52m
Deal found 9/12![United Airlines logo]()
$384
This Southwest deal was found by Cheapflights users on 9/15. 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 11/49:30 am -
2 stops9h 40m
Tue 11/1012:30 pm -
2 stops13h 20m
Deal found 9/15![Southwest logo]()
$362
This JetBlue deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:42 pm -
1 stop9h 52m
Wed 10/75:29 pm -
Nonstop6h 16m
Deal found 9/12![JetBlue logo]()
$407
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 10/178:08 am -
Nonstop5h 35m
Sat 10/316:30 am -
1 stop8h 35m
Deal found 9/15![Alaska Airlines logo]()
$372
This Delta deal was found by Cheapflights users on 9/15. 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 12/161:30 pm -
1 stop7h 17m
Mon 12/287:00 am -
Nonstop6h 05m
Deal found 9/15![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:00 am -
2 stops9h 15m
Fri 11/1310:00 am -
1 stop8h 23m
Deal found 9/12![United Airlines logo]()
$402
This Southwest deal was found by Cheapflights users on 9/15. 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 12/39:25 am -
2 stops9h 45m
Mon 12/77:30 am -
1 stop8h 20m
Deal found 9/15![Southwest logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 10/192:53 pm -
Nonstop5h 32m
Tue 10/276:30 am -
Nonstop6h 02m
Deal found 9/15![Alaska Airlines logo]()
$374
This JetBlue deal was found by Cheapflights users on 9/16. 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 10/1411:55 pm -
1 stop8h 05m
Mon 10/195:59 pm -
Nonstop6h 21m
Deal found 9/16![JetBlue logo]()
$421
This Delta deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am -
1 stop8h 50m
Wed 10/282:59 pm -
1 stop8h 51m
Deal found 9/12![Delta logo]()
$357
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/198:25 am -
Nonstop5h 06m
Sat 10/242:43 pm -
1 stop9h 32m
Deal found 9/13![United Airlines logo]()
$407
This Southwest deal was found by Cheapflights users on 9/15. 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 11/1911:20 am -
1 stop7h 50m
Sat 1/98:05 am -
1 stop11h 10m
Deal found 9/15![Southwest logo]()
$371
This Alaska Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/259:30 pm -
Nonstop5h 24m
Tue 12/14:29 pm -
Nonstop6h 19m
Deal found 9/13![Alaska Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 9/15. 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 10/1611:50 pm -
1 stop8h 05m
Tue 10/203:18 pm -
1 stop9h 45m
Deal found 9/15![Delta logo]()
$357
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/810:33 pm -
Nonstop5h 12m
Thu 10/157:00 am -
Nonstop5h 50m
Deal found 9/13![United Airlines logo]()
$410
This Southwest deal was found by Cheapflights users on 9/14. 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 12/711:40 am -
1 stop8h 45m
Fri 12/116:45 am -
1 stop9h 00m
Deal found 9/14![Southwest logo]()
$378
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
Sat 11/145:45 pm -
1 stop8h 55m
Sun 11/159:00 am -
Nonstop6h 13m
Deal found 9/16![Alaska Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 9/15. 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 10/2311:10 pm -
1 stop9h 24m
Sun 10/256:05 am -
1 stop7h 55m
Deal found 9/15![Delta logo]()
$357
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:13 pm -
1 stop8h 35m
Sat 10/33:18 pm -
Nonstop6h 01m
Deal found 9/12![United Airlines logo]()
$427
This Delta deal was found by Cheapflights users on 9/16. 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 11/46:00 am -
1 stop7h 28m
Thu 11/512:30 pm -
1 stop10h 39m
Deal found 9/16![Delta logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1012:06 pm -
1 stop8h 53m
Wed 12/169:00 am -
Nonstop6h 24m
Deal found 9/15![Alaska Airlines logo]()
$394
Last-minute flights from Washington to PennsylvaniaDiscover last-minute flight deals from Washington to Pennsylvania. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Washington to Pennsylvania. Data last updated September 17, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 9/16. 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 10/59:45 pm -
1 stop29h 35m
Wed 10/79:38 am -
Nonstop5h 42m
Deal found 9/16![Multiple Airlines logo]()
$300
This CheapOair deal was found by Cheapflights users on 9/16. 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.
Tue 10/64:27 pm -
1 stop16h 44m
Wed 10/147:00 am -
1 stop11h 12m
Deal found 9/16![Frontier logo]()
$299
This Delta deal was found by Cheapflights users on 9/16. 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 10/77:20 am -
Nonstop5h 03m
Tue 10/135:35 pm -
1 stop7h 30m
Deal found 9/16![Delta logo]()
$287
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/711:59 pm -
1 stop8h 48m
Tue 10/136:33 pm -
1 stop9h 03m
Deal found 9/15![American Airlines logo]()
$298
This Gotogate deal was found by Cheapflights users on 9/16. 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.
Sat 10/103:56 pm -
Nonstop5h 03m
Sat 10/176:00 am -
1 stop29h 58m
Deal found 9/16![Multiple Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:50 pm -
Nonstop4h 59m
Wed 10/216:13 am -
1 stop9h 39m
Deal found 9/17![Delta logo]()
$287
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:35 pm -
1 stop7h 44m
Tue 10/206:05 am -
1 stop7h 55m
Deal found 9/16![Delta logo]()
$297
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/164:37 pm -
1 stop9h 55m
Mon 10/195:01 am -
1 stop7h 57m
Deal found 9/15![American Airlines logo]()
$298
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
Sat 10/173:56 pm -
Nonstop5h 03m
Mon 10/267:24 pm -
1 stop17h 04m
Deal found 9/16![Alaska Airlines logo]()
$302
This Expedia deal was found by Cheapflights users on 9/16. 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.
Mon 10/199:36 pm -
Nonstop5h 04m
Thu 10/226:00 am -
1 stop30h 48m
Deal found 9/16![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 10/259:16 pm -
1 stop30h 04m
Thu 10/299:38 am -
Nonstop5h 42m
Deal found 9/16![Multiple Airlines logo]()
$291
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/301:25 pm -
1 stop7h 33m
Fri 11/65:44 pm -
1 stop8h 26m
Deal found 9/15![American Airlines logo]()
$299
One-way flights from Washington to PennsylvaniaSearch for one-way flight options from Washington to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Washington to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:49 am -
2 stops34h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:02 pm -
2 stops33h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:02 pm -
2 stops33h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Frontier logo]()
$164
This Booking.com deal was found by Cheapflights users on 9/15. 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 10/2612:25 pm -
1 stop14h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$167
This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/412:38 pm -
2 stops18h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$170
This Southwest deal was found by Cheapflights users on 9/13. 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 11/131:55 pm -
1 stop7h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:16 pm -
1 stop30h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:00 pm -
2 stops24h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 11/134:27 pm -
2 stops35h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$176
This SmartFares deal was found by Cheapflights users on 9/15. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/510:15 pm -
Nonstop5h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Alaska Airlines logo]()
$176
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Tue 11/1012:02 pm -
2 stops32h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$176
This Super.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:16 pm -
1 stop31h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Frontier logo]()
$177
Find flight deals from Washington to Pennsylvania
Keep the following information in mind while searching for Washington to Pennsylvania flight deals. Data was last updated September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $287 (Delta) |
One-way from | $143 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $420 |
Good round-trip deal | $390 or less |
Good one-way deal | $268 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington to Pennsylvania 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 17, 2026.
Use the filters below to find and compare flights from Washington to Pennsylvania that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleWashington, D.C.
SEA Seattle/Tacoma Intl - IAD Washington, D.C. Dulles Intl
SEAIAD
Seattle/Tacoma Intl
Mon 12/14
11:18 am-11:47 pm
1 stop9h 29m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$179
PortlandNewark
PDX Portland - EWR Newark
PDXEWR
Portland
Wed 12/9
7:00 am-7:11 pm
1 stop9h 11m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$189
PortlandNewark
PDX Portland - EWR Newark
PDXEWR
Portland
Wed 10/21
2:20 pm-12:58 am
1 stop7h 38m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$189
PortlandNewark
PDX Portland - EWR Newark
PDXEWR
Portland
Tue 10/20
6:00 am-5:56 pm
1 stop8h 56m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$189
PortlandNewark
PDX Portland - EWR Newark
PDXEWR
Portland
Sat 10/17
1:10 pm-11:26 pm
1 stop7h 16m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$189
SeattleWashington, D.C.
SEA Seattle/Tacoma Intl - DCA Washington, D.C. Reagan-National
SEADCA
Seattle/Tacoma Intl
Mon 2/1
6:35 am-6:30 pm
2 stops8h 55m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$194
SeattleWashington, D.C.
SEA Seattle/Tacoma Intl - DCA Washington, D.C. Reagan-National
SEADCA
Seattle/Tacoma Intl
Sat 10/10
10:42 am-9:14 pm
1 stop7h 32m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$194
SeattleNewark
SEA Seattle/Tacoma Intl - EWR Newark
SEAEWR
Seattle/Tacoma Intl
Sun 11/1
3:41 pm-11:59 pm
Nonstop5h 18m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$196
PortlandNewark
PDX Portland - EWR Newark
PDXEWR
Portland
Mon 10/19
2:53 pm-11:25 pm
Nonstop5h 32m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$196
SeattleWashington, D.C.
SEA Seattle/Tacoma Intl - DCA Washington, D.C. Reagan-National
SEADCA
Seattle/Tacoma Intl
Thu 11/19
5:40 am-5:55 pm
2 stops9h 15m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$204
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Washington to Pennsylvania
Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from Washington with our price prediction graph.
SEA-DCA
SEA-IAD
PDX-EWR
SEA-EWR
SEA-JFK
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 Washington to Pennsylvania
USWA-USPA
SEA-DCA
SEA-IAD
PDX-EWR
SEA-EWR
What is the cheapest month to book a flight from State of Washington to Pennsylvania?
Currently, February is the cheapest month in which you can book a flight from State of Washington to Pennsylvania (average of $362). Flying from State of Washington to Pennsylvania in December is currently the most expensive (average of $502). 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 WA to PA?
Find hourly flight availability from Washington to Pennsylvania. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2026.
It’s typically best to fly out from State of Washington to Pennsylvania in the morning. Doing so could potentially save you 42% on the flight price compared to flying at noon, which is usually more expensive.
Weekly flight availability from State of Washington to Pennsylvania
Explore weekly flight availability from Washington to Pennsylvania. 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 September 17, 2026.
The most flights from USWA to USPA are scheduled on a Tuesday (10 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (5 on average).
How much does it cost to fly round-trip from State of Washington to Pennsylvania?
Airfare is below average for this route at the moment.
State of Washington to Pennsylvania flights typically cost between $359 and $502 in October.The cheapest round-trip price found within the last 5 days was $358 on Frontier (Oct 22-Oct 25).
How far ahead should I book a flight from State of Washington to Pennsylvania?
The price you pay for your flight from State of Washington to Pennsylvania may vary depending on when you book. For the best chance of a lower fare, look to book 18 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Pennsylvania
Get insights into the airlines that provide service to Pennsylvania. 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 Pennsylvania. Reviews last updated September 17, 2026.
Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andDelta from Washington to Pennsylvania to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Related info for your journey
Find useful and relevant information for your journey from Washington to Pennsylvania. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Return Flight Options
Top destinations
Alternative routes for Washington to Pennsylvania
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Pennsylvania by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Washington to Pennsylvania by cabin class
Find flights from Washington to Pennsylvania, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Washington and Pennsylvania flights
Browse other Washington and Pennsylvania flight options. Last updated on September 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Pennsylvania
Find the right flight back to Washington after your stay in Pennsylvania
Washington to Pennsylvania flights
Consider these flights traveling from Washington to Pennsylvania.
Top 6 airlines flying from Washington to Pennsylvania
Discover the top 6 airlines that operate flights from Washington to Pennsylvania. 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 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$167 | Average$306 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$178 | Average$489 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$187 | Average$531 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$196 | Average$447 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$222 | Average$465 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$238 | Average$505 | FlexibilityNo cancel fee | On-time69% |