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Find cheap flights from Pennsylvania to Washington Dulles Airport from $46

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Dulles Intl departing on 5/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
lun. 5/27
lun. 6/3

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In the last 7 days travelers have searched 43,623,357 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

December

Cheapest flight

$46
Best time to beat the crowds with an average 11% drop in price.
Most popular time to fly with an average 11% increase in price.
Flight from Pittsburgh to Washington Dulles Airport

FAQs for booking Pennsylvania to Washington Dulles Airport flights

  • How does KAYAK find such low prices on flights from Pennsylvania to Washington Dulles Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Washington Dulles Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Washington Dulles Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Pennsylvania to Washington Dulles Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to Pennsylvania with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Washington Dulles Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Pennsylvania to Washington Dulles Airport?

Find which airlines fly direct from Pennsylvania to Dulles Intl, which days they fly and book direct flights.

Nonstop departures

Pennsylvania to Washington, D.C. Dulles Intl

Monday

ANA, ASKY, Aer Lingus, +66 more

ANA, ASKY, +67 more

Tuesday

ANA, ASKY, Aer Lingus, +66 more

ANA, ASKY, +67 more

Wednesday

ANA, ASKY, Aer Lingus, +65 more

ANA, ASKY, +66 more

Thursday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Friday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Saturday

ANA, ASKY, Aer Lingus, +66 more

ANA, ASKY, +67 more

Sunday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

See more direct flights

Nonstop returns

Washington, D.C. Dulles Intl to Pennsylvania

Monday

ANA, ASKY, Aer Lingus, +66 more

ANA, ASKY, +67 more

Tuesday

ANA, ASKY, Aer Lingus, +66 more

ANA, ASKY, +67 more

Wednesday

ANA, ASKY, Aer Lingus, +65 more

ANA, ASKY, +66 more

Thursday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Friday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Saturday

ANA, ASKY, Aer Lingus, +66 more

ANA, ASKY, +67 more

Sunday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

See more direct flights
See more direct flights

Book cheap flights from Pennsylvania to Washington, D.C.

Recent round-trip flight deals

5/22mié.
nonstopUnited Airlines
1h 08mPIT-IAD
5/29mié.
nonstopUnited Airlines
1h 11mIAD-PIT
$97
5/31vie.
nonstopUnited Airlines
1h 09mPIT-IAD
6/4mar.
nonstopUnited Airlines
1h 03mIAD-PIT
$109
5/29mié.
1 stopSouthern / Mokulele
3h 40mPIT-IAD
6/4mar.
1 stopSouthern / Mokulele
2h 50mIAD-PIT
$121
5/8mié.
1 stopSouthern / Mokulele
3h 40mPIT-IAD
5/13lun.
1 stopSouthern / Mokulele
3h 10mIAD-PIT
$122
8/5lun.
1 stopAmerican Airlines
5h 05mMDT-IAD
8/10sáb.
1 stopAmerican Airlines
4h 20mIAD-MDT
$205
5/25sáb.
2 stops
14h 52mPIT-IAD
6/1sáb.
1 stop
20h 00mIAD-PIT
$218
5/24vie.
2 stops
23h 05mPIT-IAD
5/31vie.
1 stop
5h 10mIAD-PIT
$250
5/31vie.
2 stopsAmerican Airlines
7h 57mPIT-IAD
6/4mar.
1 stopAmerican Airlines
4h 35mIAD-PIT
$302
6/4mar.
1 stopSun Country Air
22h 30mPHL-IAD
6/7vie.
1 stopSun Country Air
21h 23mIAD-PHL
$327
6/2dom.
1 stopSun Country Air
27h 36mPHL-IAD
6/6jue.
1 stopSun Country Air
23h 20mIAD-PHL
$392

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Recent one-way flight deals

5/26dom.
nonstopUnited Airlines
1h 09mPIT-IAD
$46
6/24lun.
1 stopSouthern / Mokulele
3h 40mPIT-IAD
$55
5/3vie.
1 stopSouthern / Mokulele
4h 40mPIT-IAD
$59
5/18sáb.
1 stopSouthern / Mokulele
4h 40mPIT-IAD
$60
7/4jue.
1 stopSouthern / Mokulele
4h 50mPIT-IAD
$61
8/10sáb.
1 stopDelta
6h 09mPIT-IAD
$78
5/25sáb.
2 stops
14h 52mPIT-IAD
$124
5/28mar.
3 stops
21h 05mPHL-IAD
$136
5/26dom.
1 stopAmerican Airlines
6h 28mPHL-IAD
$153
5/30jue.
2 stopsAmerican Airlines
6h 44mPIT-IAD
$203

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Last minute flights from Pennsylvania to Dulles Intl

Last minute flight, train and bus deals

4/30mar.
multi-stopSouthern / Mokulele
4h 40mPIT-IAD
5/6lun.
multi-stopSouthern / Mokulele
5h 10mIAD-PIT
$121
4/30mar.
multi-stopSouthern / Mokulele
4h 40mPIT-IAD
5/4sáb.
multi-stopSouthern / Mokulele
5h 10mIAD-PIT
$122
5/1mié.
multi-stopSouthern / Mokulele
19h 25mPIT-IAD
5/5dom.
multi-stopSouthern / Mokulele
5h 10mIAD-PIT
$135
4/30mar.
multi-stopSouthern / Mokulele
4h 40mPIT-IAD
5/1mié.
multi-stopSouthern / Mokulele
5h 00mIAD-PIT
$138
4/29lun.
multi-stopSouthern / Mokulele
3h 40mPIT-IAD
4/29lun.
multi-stopSouthern / Mokulele
3h 10mIAD-PIT
$144
5/2jue.
multi-stopUnited Airlines
5h 32mAVP-IAD
5/6lun.
multi-stopUnited Airlines
4h 07mIAD-AVP
$298
4/29lun.
multi-stopUnited Airlines
5h 44mAVP-IAD
5/7mar.
multi-stopUnited Airlines
4h 07mIAD-AVP
$308
4/30mar.
multi-stopAmerican Airlines
5h 45mPIT-IAD
5/4sáb.
multi-stopAmerican Airlines
7h 51mIAD-PIT
$494
4/30mar.
multi-stopAmerican Airlines
7h 42mPIT-IAD
5/4sáb.
multi-stopAmerican Airlines
8h 53mIAD-PIT
$500
5/1mié.
multi-stopDelta
7h 05mPIT-IAD
5/2jue.
multi-stopDelta
3h 44mIAD-PIT
$680

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