How does KAYAK find such low prices on flights from Pennsylvania to Washington, D.C.?

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, D.C..

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. 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, D.C.?

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, D.C. 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, D.C.?

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, D.C. from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$44 CHEAP FLIGHTS from Pennsylvania to Washington, D.C.

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Cheap Flights from Pennsylvania to Washington, D.C.

Cheap flights from Pennsylvania to Washington, D.C. with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Round-trip

One-way

Last minute

Direct

Tue, Dec 8 - Wed, Dec 16

6:40 pm - 11:11 amPHL Philadelphia-IAD Washington, D.C. Dulles Intl

16h 31m1 stop Atlanta Hartsfield-Jackson

10:33 pm - 12:39 amIAD Washington, D.C. Dulles Intl-PHL Philadelphia

26h 06m1 stop Atlanta Hartsfield-Jackson

$111Frontier

Mon, Dec 7 - Wed, Dec 16

6:40 pm - 11:11 amPHL Philadelphia-IAD Washington, D.C. Dulles Intl

16h 31m1 stop Atlanta Hartsfield-Jackson

10:33 pm - 12:39 amIAD Washington, D.C. Dulles Intl-PHL Philadelphia

26h 06m1 stop Atlanta Hartsfield-Jackson

$116Frontier

Fri, Dec 11 - Sat, Jan 9

5:50 am - 7:10 amPIT Pittsburgh-BWI Baltimore/Washington

1h 20mnonstop

9:15 pm - 10:20 pmBWI Baltimore/Washington-PIT Pittsburgh

1h 05mnonstop

$117Southwest

Wed, Nov 11 - Wed, Nov 18

12:20 pm - 1:30 pmPIT Pittsburgh-BWI Baltimore/Washington

1h 10mnonstop

10:45 am - 11:45 amBWI Baltimore/Washington-PIT Pittsburgh

1h 00mnonstop

$117Southwest

Wed, Nov 18 - Fri, Nov 20

10:55 am - 4:25 pmPIT Pittsburgh-IAD Washington, D.C. Dulles Intl

5h 30m1 stop DuBois Jefferson County

12:50 pm - 4:37 pmIAD Washington, D.C. Dulles Intl-PIT Pittsburgh

3h 47m1 stop DuBois Jefferson County

$143Southern / Mokulele

Tue, Nov 3 - Tue, Nov 10

10:55 am - 4:25 pmPIT Pittsburgh-IAD Washington, D.C. Dulles Intl

5h 30m1 stop DuBois Jefferson County

12:50 pm - 4:37 pmIAD Washington, D.C. Dulles Intl-PIT Pittsburgh

3h 47m1 stop DuBois Jefferson County

$143Southern / Mokulele

Sat, Nov 14 - Sun, Nov 22

6:12 am - 7:25 amPIT Pittsburgh-IAD Washington, D.C. Dulles Intl

1h 13mnonstop

1:09 pm - 2:14 pmIAD Washington, D.C. Dulles Intl-PIT Pittsburgh

1h 05mnonstop

$174United Airlines

Fri, Nov 13 - Mon, Nov 16

3:15 pm - 4:20 pmPIT Pittsburgh-IAD Washington, D.C. Dulles Intl

1h 05mnonstop

10:22 pm - 11:30 pmIAD Washington, D.C. Dulles Intl-PIT Pittsburgh

1h 08mnonstop

$174United Airlines

Tue, Nov 3 - Tue, Nov 10

1:43 pm - 3:12 pmPIT Pittsburgh-DCA Washington, D.C. Reagan-National

1h 29mnonstop

8:25 am - 12:35 pmDCA Washington, D.C. Reagan-National-PIT Pittsburgh

4h 10m1 stop Charlotte Douglas

$184American Airlines

Sat, Dec 5 - Wed, Dec 9

5:41 am - 10:59 amPIT Pittsburgh-DCA Washington, D.C. Reagan-National

5h 18m1 stop Charlotte Douglas

11:44 am - 1:03 pmDCA Washington, D.C. Reagan-National-PIT Pittsburgh

1h 19mnonstop

$184American Airlines

Tue, Oct 20 - Wed, Oct 21

11:55 am - 4:13 pmPIT Pittsburgh-IAD Washington, D.C. Dulles Intl

4h 18m1 stop DuBois Jefferson County

12:50 pm - 5:07 pmIAD Washington, D.C. Dulles Intl-PIT Pittsburgh

4h 17m1 stop DuBois Jefferson County

$144Southern / Mokulele

Mon, Oct 19 - Thu, Oct 22

10:55 am - 4:13 pmPIT Pittsburgh-IAD Washington, D.C. Dulles Intl

5h 18m1 stop DuBois Jefferson County

8:25 am - 1:22 pmIAD Washington, D.C. Dulles Intl-PIT Pittsburgh

4h 57m1 stop DuBois Jefferson County

$147Southern / Mokulele

Fri, Oct 16 - Thu, Oct 22

10:55 am - 4:13 pmPIT Pittsburgh-IAD Washington, D.C. Dulles Intl

5h 18m1 stop DuBois Jefferson County

10:01 am - 9:25 pmIAD Washington, D.C. Dulles Intl-PIT Pittsburgh

11h 24m2 stops Knoxville McGhee Tyson Jacksonville

$309Multiple Airlines

Sun, Oct 18 - Sun, Oct 25

10:30 am - 11:25 amSCE State College University Park-IAD Washington, D.C. Dulles Intl

0h 55mnonstop

8:36 am - 9:50 amIAD Washington, D.C. Dulles Intl-SCE State College University Park

1h 14mnonstop

$334United Airlines

Fri, Oct 16 - Fri, Oct 23

6:34 am - 7:35 amJST Johnstown Cambria County-IAD Washington, D.C. Dulles Intl

1h 01mnonstop

12:40 pm - 1:43 pmIAD Washington, D.C. Dulles Intl-JST Johnstown Cambria County

1h 03mnonstop

$341United Airlines

Sat, Oct 17 - Tue, Oct 20

9:26 am - 10:45 amPIT Pittsburgh-DCA Washington, D.C. Reagan-National

1h 19mnonstop

4:59 pm - 6:13 pmDCA Washington, D.C. Reagan-National-PIT Pittsburgh

1h 14mnonstop

$349American Airlines

Mon, Oct 19 - Mon, Oct 26

10:55 am - 4:13 pmPIT Pittsburgh-IAD Washington, D.C. Dulles Intl

5h 18m1 stop DuBois Jefferson County

9:06 pm - 5:32 pmIAD Washington, D.C. Dulles Intl-PIT Pittsburgh

20h 26m2 stops Atlanta Hartsfield-Jackson Orlando

$354Multiple Airlines

Sat, Oct 17 - Tue, Oct 20

11:43 am - 3:52 pmPIT Pittsburgh-DCA Washington, D.C. Reagan-National

4h 09m1 stop New York LaGuardia

8:53 am - 10:13 amDCA Washington, D.C. Reagan-National-PIT Pittsburgh

1h 20mnonstop

$359American Airlines

Tue, Oct 20 - Thu, Oct 22

4:40 pm - 5:45 pmPIT Pittsburgh-BWI Baltimore/Washington

1h 05mnonstop

10:40 am - 11:45 amBWI Baltimore/Washington-PIT Pittsburgh

1h 05mnonstop

$639Southwest

Sun, Oct 18 - Tue, Oct 20

5:45 pm - 6:50 pmPIT Pittsburgh-BWI Baltimore/Washington

1h 05mnonstop

9:00 pm - 10:10 pmBWI Baltimore/Washington-PIT Pittsburgh

1h 10mnonstop

$677Southwest

Fri, Dec 11 - Sat, Jan 9

5:50 am - 7:10 amPIT Pittsburgh-BWI Baltimore/Washington

1h 20mnonstop

9:15 pm - 10:20 pmBWI Baltimore/Washington-PIT Pittsburgh

1h 05mnonstop

$117Southwest

Wed, Nov 11 - Wed, Nov 18

12:20 pm - 1:30 pmPIT Pittsburgh-BWI Baltimore/Washington

1h 10mnonstop

10:45 am - 11:45 amBWI Baltimore/Washington-PIT Pittsburgh

1h 00mnonstop

$117Southwest

Thu, Dec 10 - Sat, Jan 9

12:20 pm - 1:30 pmPIT Pittsburgh-BWI Baltimore/Washington

1h 10mnonstop

11:00 am - 12:05 pmBWI Baltimore/Washington-PIT Pittsburgh

1h 05mnonstop

$117Southwest

Wed, Nov 25 - Wed, Dec 2

5:25 am - 6:45 amPIT Pittsburgh-BWI Baltimore/Washington

1h 20mnonstop

4:50 pm - 5:55 pmBWI Baltimore/Washington-PIT Pittsburgh

1h 05mnonstop

$117Southwest

Fri, Nov 13 - Mon, Nov 16

3:15 pm - 4:20 pmPIT Pittsburgh-IAD Washington, D.C. Dulles Intl

1h 05mnonstop

10:22 pm - 11:30 pmIAD Washington, D.C. Dulles Intl-PIT Pittsburgh

1h 08mnonstop

$174United Airlines

Sat, Nov 14 - Sun, Nov 22

6:12 am - 7:25 amPIT Pittsburgh-IAD Washington, D.C. Dulles Intl

1h 13mnonstop

1:09 pm - 2:14 pmIAD Washington, D.C. Dulles Intl-PIT Pittsburgh

1h 05mnonstop

$174United Airlines

Fri, Dec 11 - Sat, Jan 9

6:10 am - 7:23 amPIT Pittsburgh-IAD Washington, D.C. Dulles Intl

1h 13mnonstop

8:25 am - 9:38 amIAD Washington, D.C. Dulles Intl-PIT Pittsburgh

1h 13mnonstop

$174United Airlines

Sat, Nov 21 - Sun, Nov 29

6:00 am - 7:33 amPIT Pittsburgh-DCA Washington, D.C. Reagan-National

1h 33mnonstop

7:59 pm - 9:12 pmDCA Washington, D.C. Reagan-National-PIT Pittsburgh

1h 13mnonstop

$203American Airlines

Sat, Nov 14 - Sun, Nov 15

3:46 pm - 5:09 pmPIT Pittsburgh-DCA Washington, D.C. Reagan-National

1h 23mnonstop

7:59 pm - 9:13 pmDCA Washington, D.C. Reagan-National-PIT Pittsburgh

1h 14mnonstop

$203American Airlines

Tue, Nov 24 - Sun, Nov 29

1:44 pm - 3:19 pmPIT Pittsburgh-DCA Washington, D.C. Reagan-National

1h 35mnonstop

8:40 am - 9:56 amDCA Washington, D.C. Reagan-National-PIT Pittsburgh

1h 16mnonstop

$203American Airlines

Low season	August
High season	October
Cheapest flight	$44

Best time to beat the crowds but there is an average 1% increase in price.

Flight from Philadelphia to Washington Dulles Airport

How does KAYAK find such low prices on flights from Pennsylvania to Washington, D.C.?
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, D.C..
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Washington, D.C.?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. 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, D.C.?
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, D.C. 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, D.C.?
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, D.C. from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Linthicum Heights

Hanover

Springfield

Gaithersburg

Towson

Oxon Hill

Owings Mills

Greenbelt

Glen Burnie

Edgewood

Chesapeake Beach

Camp Springs

Ellicott City

Pikesville

Hunt Valley

Capitol Heights

Colonial Beach

Lutherville Timonium

Westminster

Clinton

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$44 Find Cheap Flights from Pennsylvania to Washington, D.C. - Compare and Save

Cheap Flights from Pennsylvania to Washington, D.C.

Cheap flights from Pennsylvania to Washington, D.C. with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

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