$59+ Cheap flights from Dulles Intl (IAD) 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PHL
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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Cheapest flights from Dulles Intl to PennsylvaniaExplore the most affordable flight options available from Dulles Intl to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
Explore the most affordable flight options available from Dulles Intl to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:06 pm -
1 stop21h 09m
Mon 10/268:30 am -
1 stop8h 43m
Deal found 9/4![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:04 pm -
1 stop18h 56m
Sat 10/34:55 pm -
1 stop7h 15m
Deal found 9/4![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:50 am -
1 stop8h 10m
Sat 10/34:55 pm -
1 stop7h 15m
Deal found 9/4![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sat 10/37:50 am -
1 stop10h 24m
Sat 10/105:20 pm -
1 stop7h 01m
Deal found 9/3![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:50 am -
1 stop8h 24m
Wed 10/285:30 pm -
1 stop6h 13m
Deal found 9/4![Frontier logo]()
$152
This Delta deal was found by Cheapflights users on 9/3. 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.
Mon 10/55:15 pm -
1 stop6h 43m
Thu 10/87:46 pm -
1 stop3h 30m
Deal found 9/3![Delta logo]()
$157
This deal was found by Cheapflights users on 9/4. 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.
Wed 10/78:20 am -
Nonstop1h 24m
Sat 10/1010:25 am -
Nonstop1h 30m
Deal found 9/4![United Airlines logo]()
$159
This Flightnetwork deal was found by Cheapflights users on 9/4. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:50 pm -
1 stop4h 17m
Thu 10/2911:55 am -
1 stop4h 18m
Deal found 9/4![Southern / Mokulele logo]()
$161
This Mytrip deal was found by Cheapflights users on 9/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:50 pm -
1 stop4h 17m
Fri 10/2311:55 am -
1 stop4h 18m
Deal found 9/5![Southern / Mokulele logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/289:04 pm -
1 stop10h 12m
Thu 10/15:32 pm -
1 stop6h 38m
Deal found 9/4![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:25 am -
1 stop5h 57m
Tue 10/1311:55 am -
1 stop4h 18m
Deal found 9/4![Southern / Mokulele logo]()
$168
This Southern / Mokulele deal was found by Cheapflights users on 9/6. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:50 pm -
1 stop4h 17m
Mon 9/1411:55 am -
1 stop4h 18m
Deal found 9/6![Southern / Mokulele logo]()
$169
Best flights from Dulles Intl to PennsylvaniaDiscover carefully curated flight deals from Dulles Intl to Pennsylvania that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Dulles Intl to Pennsylvania that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This Southern / Mokulele deal was found by Cheapflights users on 9/4. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:50 pm -
1 stop4h 17m
Fri 10/911:55 am -
1 stop4h 18m
Deal found 9/4![Southern / Mokulele logo]()
$169
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Fri 10/210:20 pm -
Nonstop1h 10m
Sun 10/47:59 pm -
Nonstop1h 14m
Deal found 9/3![United Airlines logo]()
$230
This Delta deal was found by Cheapflights users on 9/3. 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 10/106:31 pm -
Nonstop1h 28m
Tue 10/1310:20 am -
Nonstop1h 30m
Deal found 9/3![Delta logo]()
$257
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 9/226:14 am -
1 stop6h 11m
Sat 9/265:45 am -
1 stop6h 11m
Deal found 9/6![American Airlines logo]()
$319
This Southern / Mokulele deal was found by Cheapflights users on 9/6. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:25 am -
1 stop5h 57m
Wed 10/2811:55 am -
1 stop4h 18m
Deal found 9/6![Southern / Mokulele logo]()
$186
This Southern / Mokulele deal was found by Cheapflights users on 9/4. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:50 pm -
1 stop4h 17m
Sun 9/272:55 pm -
1 stop16h 08m
Deal found 9/4![Southern / Mokulele logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:13 pm -
2 stops21h 38m
Mon 10/128:29 pm -
1 stop13h 48m
Deal found 9/4![Multiple Airlines logo]()
$437
This Southern / Mokulele deal was found by Cheapflights users on 9/3. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/412:50 pm -
1 stop4h 17m
Sun 10/112:55 pm -
1 stop16h 08m
Deal found 9/3![Southern / Mokulele logo]()
$188
This Delta deal was found by Cheapflights users on 9/3. 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.
Wed 10/2112:30 pm -
Nonstop1h 26m
Sat 10/243:55 pm -
Nonstop1h 38m
Deal found 9/3![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Mon 11/2310:15 pm -
Nonstop1h 16m
Mon 11/307:40 pm -
Nonstop1h 13m
Deal found 9/3![United Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 9/3. 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.
Mon 9/2112:25 pm -
Nonstop1h 25m
Fri 9/2510:15 am -
Nonstop1h 30m
Deal found 9/3![Delta logo]()
$263
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/18:30 am -
Nonstop1h 13m
Thu 10/810:40 am -
Nonstop1h 09m
Deal found 9/3![United Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 11/1312:35 pm -
Nonstop1h 26m
Sun 11/1510:25 am -
Nonstop1h 27m
Deal found 9/7![Delta logo]()
$279
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/312:55 pm -
Nonstop1h 17m
Sat 10/103:10 pm -
Nonstop1h 17m
Deal found 9/3![United Airlines logo]()
$281
This Delta deal was found by Cheapflights users on 9/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:30 pm -
Nonstop1h 26m
Sat 10/2410:20 am -
Nonstop1h 30m
Deal found 9/5![Delta logo]()
$279
This American Airlines deal was found by Cheapflights users on 9/4. 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.
Mon 10/127:15 pm -
1 stop5h 13m
Fri 10/165:14 pm -
1 stop6h 44m
Deal found 9/4![American Airlines logo]()
$375
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/1710:20 pm -
Nonstop1h 10m
Tue 10/207:59 pm -
Nonstop1h 14m
Deal found 9/7![United Airlines logo]()
$283
This Delta deal was found by Cheapflights users on 9/4. 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.
Mon 10/56:26 pm -
Nonstop1h 43m
Wed 10/73:55 pm -
Nonstop1h 38m
Deal found 9/4![Delta logo]()
$279
This United Airlines deal was found by Cheapflights users on 9/3. 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 9/1710:20 pm -
Nonstop1h 10m
Sun 9/203:20 pm -
Nonstop1h 00m
Deal found 9/3![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 9/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:26 pm -
Nonstop1h 43m
Sun 9/2710:15 am -
Nonstop1h 30m
Deal found 9/5![Delta logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 9/224:36 pm -
2 stops25h 35m
Sat 9/266:51 pm -
1 stop15h 36m
Deal found 9/7![Multiple Airlines logo]()
$473
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 9/226:14 am -
1 stop6h 13m
Sat 9/265:45 am -
1 stop4h 10m
Deal found 9/7![American Airlines logo]()
$432
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Fri 9/188:35 am -
Nonstop1h 11m
Tue 9/223:01 pm -
Nonstop1h 17m
Deal found 9/3![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/26:26 pm -
Nonstop1h 43m
Sun 10/410:15 am -
Nonstop1h 30m
Deal found 9/7![Delta logo]()
$279
This United Airlines deal was found by Cheapflights users on 9/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:15 pm -
Nonstop1h 26m
Sun 10/186:00 am -
Nonstop1h 23m
Deal found 9/6![United Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:47 am -
1 stop23h 21m
Sun 10/119:52 am -
2 stops44h 28m
Deal found 9/4![Multiple Airlines logo]()
$487
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/612:30 pm -
Nonstop1h 26m
Tue 10/1310:20 am -
Nonstop1h 30m
Deal found 9/7![Delta logo]()
$279
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Sun 11/15:00 am -
1 stop4h 20m
Sun 11/15:48 pm -
1 stop6h 06m
Deal found 9/6![American Airlines logo]()
$477
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/910:20 pm -
Nonstop1h 10m
Sat 10/106:26 am -
Nonstop1h 09m
Deal found 9/7![United Airlines logo]()
$306
This Delta deal was found by Cheapflights users on 9/4. 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.
Thu 1/146:30 pm -
Nonstop1h 28m
Sun 1/1710:30 am -
Nonstop1h 22m
Deal found 9/4![Delta logo]()
$279
Last-minute flights from Dulles Intl to PennsylvaniaDiscover last-minute flight deals from Dulles Intl to Pennsylvania. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Pennsylvania. Data last updated September 8, 2026 and is based on user searches.
This Southern / Mokulele deal was found by Cheapflights users on 9/6. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:50 pm -
1 stop4h 17m
Mon 9/1411:55 am -
1 stop4h 18m
Deal found 9/6![Southern / Mokulele logo]()
$169
This Kissandfly.com deal was found by Cheapflights users on 9/5. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/268:25 am -
1 stop5h 57m
Sun 9/272:55 pm -
1 stop16h 08m
Deal found 9/5![Southern / Mokulele logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/289:04 pm -
1 stop10h 12m
Thu 10/15:32 pm -
1 stop6h 38m
Deal found 9/4![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:04 pm -
1 stop18h 56m
Sat 10/34:55 pm -
1 stop7h 15m
Deal found 9/4![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:50 am -
1 stop8h 10m
Sat 10/34:55 pm -
1 stop7h 15m
Deal found 9/4![Frontier logo]()
$145
This Delta deal was found by Cheapflights users on 9/3. 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.
Mon 10/55:15 pm -
1 stop6h 43m
Thu 10/87:46 pm -
1 stop3h 30m
Deal found 9/3![Delta logo]()
$157
This deal was found by Cheapflights users on 9/4. 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.
Wed 10/78:20 am -
Nonstop1h 24m
Sat 10/1010:25 am -
Nonstop1h 30m
Deal found 9/4![United Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:25 am -
1 stop5h 57m
Tue 10/1311:55 am -
1 stop4h 18m
Deal found 9/4![Southern / Mokulele logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:06 pm -
1 stop21h 09m
Mon 10/268:30 am -
1 stop8h 43m
Deal found 9/4![Frontier logo]()
$130
This Mytrip deal was found by Cheapflights users on 9/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:50 pm -
1 stop4h 17m
Fri 10/2311:55 am -
1 stop4h 18m
Deal found 9/5![Southern / Mokulele logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:50 am -
1 stop8h 24m
Wed 10/285:30 pm -
1 stop6h 13m
Deal found 9/4![Frontier logo]()
$152
This Flightnetwork deal was found by Cheapflights users on 9/4. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:50 pm -
1 stop4h 17m
Thu 10/2911:55 am -
1 stop4h 18m
Deal found 9/4![Southern / Mokulele logo]()
$161
One-way flights from Dulles Intl to PennsylvaniaSearch for one-way flight options from Dulles Intl to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Dulles Intl to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/38:31 am -
Nonstop1h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![United Airlines logo]()
$59
This Trip.com deal was found by Cheapflights users on 9/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:25 am -
1 stop5h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Southern / Mokulele logo]()
$74
This Kissandfly.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:50 pm -
1 stop4h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Southern / Mokulele logo]()
$75
This Trip.com deal was found by Cheapflights users on 9/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:50 pm -
1 stop4h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Southern / Mokulele logo]()
$76
This Jetabroad deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:50 pm -
1 stop4h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Southern / Mokulele logo]()
$79
This Jetabroad deal was found by Cheapflights users on 9/6. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:25 am -
1 stop5h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Southern / Mokulele logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sun 10/1812:50 pm -
1 stop4h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Southern / Mokulele logo]()
$84
This Southern / Mokulele deal was found by Cheapflights users on 9/6. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:50 pm -
1 stop4h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Southern / Mokulele logo]()
$85
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/110:20 pm -
Nonstop1h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![United Airlines logo]()
$89
This Expedia deal was found by Cheapflights users on 9/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:50 am -
1 stop8h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$90
This Trip.com deal was found by Cheapflights users on 9/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:50 am -
1 stop8h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$92
This Super.com deal was found by Cheapflights users on 9/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:50 am -
1 stop8h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$98
Find flight deals from Dulles Intl to Pennsylvania
Keep the following information in mind while searching for Dulles Intl to Pennsylvania flight deals. Data was last updated September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $130 (Kiwi.com) |
One-way from | $59 (United Airlines) |
Popular in | March |
Cheapest in | November |
Average price | $303 |
Good round-trip deal | $118 or less |
Good one-way deal | $59 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl 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 8, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Pennsylvania that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Pittsburgh
IAD Washington, D.C. Dulles Intl - PIT Pittsburgh
IADPIT
Washington, D.C. Dulles Intl
Mon 10/12
10:20 pm-11:30 pm
Nonstop1h 10m
Pittsburgh
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$59
Quickest round-trip
Washington, D.C.Pittsburgh
IAD Washington, D.C. Dulles Intl - PIT Pittsburgh
IADPIT
Washington, D.C. Dulles Intl
Sat 10/3
8:31 am-9:37 am
Nonstop1h 06m
Pittsburgh
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$59
Washington, D.C.Pittsburgh
IAD Washington, D.C. Dulles Intl - PIT Pittsburgh
IADPIT
Washington, D.C. Dulles Intl
Wed 9/16
8:25 am-2:22 pm
1 stop5h 57m
Pittsburgh
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$74
Washington, D.C.Pittsburgh
IAD Washington, D.C. Dulles Intl - PIT Pittsburgh
IADPIT
Washington, D.C. Dulles Intl
Thu 10/1
6:10 am-9:42 am
1 stop3h 32m
Pittsburgh
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
Washington, D.C.Pittsburgh
IAD Washington, D.C. Dulles Intl - PIT Pittsburgh
IADPIT
Washington, D.C. Dulles Intl
Tue 10/6
12:50 pm-5:07 pm
1 stop4h 17m
Pittsburgh
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$85
Washington, D.C.Pittsburgh
IAD Washington, D.C. Dulles Intl - PIT Pittsburgh
IADPIT
Washington, D.C. Dulles Intl
Sun 10/11
12:50 pm-5:07 pm
1 stop4h 17m
Pittsburgh
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$85
Washington, D.C.Philadelphia
IAD Washington, D.C. Dulles Intl - PHL Philadelphia
IADPHL
Washington, D.C. Dulles Intl
Tue 9/29
7:50 am-7:16 am
1 stop23h 26m
Philadelphia
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$102
Washington, D.C.Pittsburgh
IAD Washington, D.C. Dulles Intl - PIT Pittsburgh
IADPIT
Washington, D.C. Dulles Intl
Fri 10/16
10:20 pm-11:30 pm
Nonstop1h 10m
Pittsburgh
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$112
Washington, D.C.New York
IAD Washington, D.C. Dulles Intl - LGA New York LaGuardia
IADLGA
Washington, D.C. Dulles Intl
Tue 10/13
10:10 pm-11:30 pm
Nonstop1h 20m
New York LaGuardia
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$129
Washington, D.C.New York
IAD Washington, D.C. Dulles Intl - JFK New York John F Kennedy Intl
IADJFK
Washington, D.C. Dulles Intl
Wed 11/25
12:35 pm-2:01 pm
Nonstop1h 26m
New York John F Kennedy Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$130
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Dulles Intl to Pennsylvania
Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from Dulles Intl with our price prediction graph.
IAD-PIT
IAD-JFK
IAD-ABE
IAD-MDT
IAD-PHL
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, D.C. Dulles Intl Airport to Pennsylvania
IAD-USPA
IAD-PIT
IAD-JFK
IAD-ABE
IAD-MDT
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Pennsylvania?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Pennsylvania (average of $241). Flying from Washington, D.C. Dulles Intl Airport to Pennsylvania in June is currently the most expensive (average of $491). 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 IAD to PA?
Find hourly flight availability from Dulles Intl 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 8, 2026.
It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Pennsylvania at noon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the afternoon.
Weekly flight availability from Washington, D.C. Dulles Intl Airport to Pennsylvania
Explore weekly flight availability from Dulles Intl 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 8, 2026.
The most flights from IAD to USPA are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Pennsylvania?
Airfare is below average for this route at the moment.
Washington, D.C. Dulles Intl Airport to Pennsylvania flights typically cost between $249 and $587 in October.The cheapest round-trip price found within the last 5 days was $130 on Frontier (Oct 19-Oct 26).
What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Pennsylvania?
Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Pennsylvania. Price data was last updated on September 5, 2026.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Pennsylvania flight should consider departing on Tuesday at noon when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 8, 2026.
Get a feel of what it's like to fly with United Airlines and Southern / Mokulele from Washington, D.C. Dulles Intl Airport to Pennsylvania by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Boarding
7.7
Entertainment
7.1
Food
6.7
Comfort
7.3
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
IAD - TYS
Overall
7.4
Boarding
7.7
Entertainment
7.1
Food
6.7
Comfort
7.3
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
IAD - TYS
Overall
7.4
Boarding
7.7
Entertainment
7.1
Food
6.7
Comfort
7.3
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
IAD - TYS
Related info for your journey
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Dulles Intl and Pennsylvania flights
Browse other Dulles Intl and Pennsylvania flight options. Last updated on September 8, 2026.
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Dulles Intl to Pennsylvania flights
Consider these flights traveling from Dulles Intl to Pennsylvania.
Top 2 airlines flying from Dulles Intl to Pennsylvania
Discover the top 2 airlines that operate flights from Dulles Intl 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 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$139 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$175 | Average$381 | FlexibilityNo cancel fee | On-time69% |