How does KAYAK find such low prices on flights from District of Columbia to Philadelphia?

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 District of Columbia to Philadelphia.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Philadelphia?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Philadelphia from District of Columbia 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 District of Columbia to Philadelphia?

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 Philadelphia with an airline and back to District of Columbia with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Philadelphia?

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 Philadelphia from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$90 CHEAP FLIGHTS from District of Columbia to Philadelphia

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Flight Deals

Cheap Flights from District of Columbia to Philadelphia

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from District of Columbia to Philadelphia

Fri, Sep 11 - Mon, Sep 14

9:04 pm - 7:16 amIAD Washington, D.C. Dulles Intl-PHL Philadelphia

10h 12m1 stop Atlanta Hartsfield-Jackson

5:32 pm - 12:10 amPHL Philadelphia-IAD Washington, D.C. Dulles Intl

6h 38m1 stop Atlanta Hartsfield-Jackson

$168Frontier

Mon, Sep 14 - Mon, Sep 21

7:50 am - 6:14 pmIAD Washington, D.C. Dulles Intl-PHL Philadelphia

10h 24m1 stop Atlanta Hartsfield-Jackson

5:40 pm - 12:10 amPHL Philadelphia-IAD Washington, D.C. Dulles Intl

6h 30m1 stop Atlanta Hartsfield-Jackson

$179Frontier

Mon, Aug 31 - Fri, Sep 11

12:00 pm - 8:51 amIAD Washington, D.C. Dulles Intl-PHL Philadelphia

20h 51m2 stops Blountville Tri Cities TN/VA Orlando

5:32 pm - 12:10 amPHL Philadelphia-IAD Washington, D.C. Dulles Intl

6h 38m1 stop Atlanta Hartsfield-Jackson

$182Multiple Airlines

Wed, Sep 9 - Thu, Sep 10

7:50 am - 6:14 pmIAD Washington, D.C. Dulles Intl-PHL Philadelphia

10h 24m1 stop Atlanta Hartsfield-Jackson

6:00 pm - 1:03 pmPHL Philadelphia-IAD Washington, D.C. Dulles Intl

19h 03m1 stop Tampa

$182Frontier

Sat, Sep 19 - Sun, Sep 20

1:05 pm - 2:20 pmIAD Washington, D.C. Dulles Intl-PHL Philadelphia

1h 15mnonstop

10:30 am - 11:37 amPHL Philadelphia-IAD Washington, D.C. Dulles Intl

1h 07mnonstop

$249United Airlines

Mon, Aug 31 - Fri, Sep 11

8:30 am - 9:43 amIAD Washington, D.C. Dulles Intl-PHL Philadelphia

1h 13mnonstop

10:30 am - 11:39 amPHL Philadelphia-IAD Washington, D.C. Dulles Intl

1h 09mnonstop

$249United Airlines

Sat, Nov 14 - Mon, Nov 16

4:59 pm - 6:13 pmDCA Washington, D.C. Reagan-National-PHL Philadelphia

1h 14mnonstop

7:55 pm - 9:20 pmPHL Philadelphia-DCA Washington, D.C. Reagan-National

1h 25mnonstop

$249American Airlines

Mon, Sep 14 - Mon, Sep 21

5:18 pm - 6:40 pmDCA Washington, D.C. Reagan-National-PHL Philadelphia

1h 22mnonstop

7:40 pm - 9:13 pmPHL Philadelphia-DCA Washington, D.C. Reagan-National

1h 33mnonstop

$249American Airlines

Fri, Sep 11 - Mon, Sep 14

1:33 pm - 2:40 pmDCA Washington, D.C. Reagan-National-PHL Philadelphia

1h 07mnonstop

7:40 pm - 9:13 pmPHL Philadelphia-DCA Washington, D.C. Reagan-National

1h 33mnonstop

$249American Airlines

Tue, Nov 3 - Sat, Nov 7

1:44 pm - 2:55 pmDCA Washington, D.C. Reagan-National-PHL Philadelphia

1h 11mnonstop

7:55 pm - 9:20 pmPHL Philadelphia-DCA Washington, D.C. Reagan-National

1h 25mnonstop

$249American Airlines

Recent last minute flight deals from District of Columbia to Philadelphia

Wed, Aug 12 - Wed, Aug 19

1:05 pm - 2:21 pmIAD Washington, D.C. Dulles Intl-PHL Philadelphia

1h 16mnonstop

3:05 pm - 4:23 pmPHL Philadelphia-IAD Washington, D.C. Dulles Intl

1h 18mnonstop

$294United Airlines

Wed, Aug 12 - Wed, Aug 19

5:35 pm - 6:50 pmDCA Washington, D.C. Reagan-National-PHL Philadelphia

1h 15mnonstop

3:25 pm - 4:48 pmPHL Philadelphia-DCA Washington, D.C. Reagan-National

1h 23mnonstop

$294American Airlines

Wed, Aug 12 - Mon, Aug 17

1:55 pm - 3:05 pmDCA Washington, D.C. Reagan-National-PHL Philadelphia

1h 10mnonstop

7:35 pm - 9:13 pmPHL Philadelphia-DCA Washington, D.C. Reagan-National

1h 38mnonstop

$294American Airlines

Wed, Aug 12 - Mon, Aug 17

5:35 pm - 6:50 pmDCA Washington, D.C. Reagan-National-PHL Philadelphia

1h 15mnonstop

7:35 pm - 9:13 pmPHL Philadelphia-DCA Washington, D.C. Reagan-National

1h 38mnonstop

$294American Airlines

Wed, Aug 12 - Mon, Aug 17

7:14 pm - 11:40 pmDCA Washington, D.C. Reagan-National-PHL Philadelphia

4h 26m1 stop Charlotte Douglas

7:35 pm - 9:13 pmPHL Philadelphia-DCA Washington, D.C. Reagan-National

1h 38mnonstop

$304American Airlines

Mon, Aug 10 - Mon, Aug 17

8:33 pm - 11:15 amIAD Washington, D.C. Dulles Intl-PHL Philadelphia

14h 42m2 stops Atlanta Hartsfield-Jackson Raleigh-Durham

4:40 pm - 5:14 pmPHL Philadelphia-IAD Washington, D.C. Dulles Intl

24h 34m1 stop Atlanta Hartsfield-Jackson

$362Frontier

Sun, Aug 9 - Sun, Aug 16

8:35 am - 9:45 amIAD Washington, D.C. Dulles Intl-PHL Philadelphia

1h 10mnonstop

7:40 pm - 8:59 pmPHL Philadelphia-IAD Washington, D.C. Dulles Intl

1h 19mnonstop

$376United Airlines

Wed, Aug 12 - Wed, Aug 19

12:28 pm - 1:09 amIAD Washington, D.C. Dulles Intl-PHL Philadelphia

12h 41m1 stop Tampa

7:25 am - 10:52 pmPHL Philadelphia-IAD Washington, D.C. Dulles Intl

15h 27m2 stops Raleigh-Durham Atlanta Hartsfield-Jackson

$393Frontier

Tue, Aug 11 - Thu, Aug 13

3:20 pm - 11:53 pmDCA Washington, D.C. Reagan-National-PHL Philadelphia

8h 33m1 stop Fort Lauderdale

4:59 pm - 11:32 pmPHL Philadelphia-DCA Washington, D.C. Reagan-National

6h 33m1 stop Fort Lauderdale

$397JetBlue

Wed, Aug 12 - Mon, Aug 17

8:30 am - 9:43 amIAD Washington, D.C. Dulles Intl-PHL Philadelphia

1h 13mnonstop

7:40 pm - 8:59 pmPHL Philadelphia-IAD Washington, D.C. Dulles Intl

1h 19mnonstop

$399United Airlines

Recent direct flight deals from District of Columbia to Philadelphia

Sat, Sep 19 - Sun, Sep 20

1:05 pm - 2:20 pmIAD Washington, D.C. Dulles Intl-PHL Philadelphia

1h 15mnonstop

10:30 am - 11:37 amPHL Philadelphia-IAD Washington, D.C. Dulles Intl

1h 07mnonstop

$249United Airlines

Thu, Sep 10 - Mon, Sep 14

1:05 pm - 2:20 pmIAD Washington, D.C. Dulles Intl-PHL Philadelphia

1h 15mnonstop

7:40 pm - 9:01 pmPHL Philadelphia-IAD Washington, D.C. Dulles Intl

1h 21mnonstop

$249United Airlines

Sat, Nov 14 - Mon, Nov 16

4:59 pm - 6:13 pmDCA Washington, D.C. Reagan-National-PHL Philadelphia

1h 14mnonstop

7:55 pm - 9:20 pmPHL Philadelphia-DCA Washington, D.C. Reagan-National

1h 25mnonstop

$249American Airlines

Mon, Sep 14 - Mon, Sep 21

5:18 pm - 6:40 pmDCA Washington, D.C. Reagan-National-PHL Philadelphia

1h 22mnonstop

7:40 pm - 9:13 pmPHL Philadelphia-DCA Washington, D.C. Reagan-National

1h 33mnonstop

$249American Airlines

Thu, Sep 10 - Wed, Sep 16

5:36 pm - 6:54 pmIAD Washington, D.C. Dulles Intl-PHL Philadelphia

1h 18mnonstop

10:30 am - 11:39 amPHL Philadelphia-IAD Washington, D.C. Dulles Intl

1h 09mnonstop

$249United Airlines

Fri, Sep 11 - Wed, Sep 16

5:36 pm - 6:54 pmIAD Washington, D.C. Dulles Intl-PHL Philadelphia

1h 18mnonstop

10:30 am - 11:39 amPHL Philadelphia-IAD Washington, D.C. Dulles Intl

1h 09mnonstop

$249United Airlines

Mon, Sep 7 - Mon, Sep 14

8:30 am - 9:43 amIAD Washington, D.C. Dulles Intl-PHL Philadelphia

1h 13mnonstop

7:40 pm - 9:01 pmPHL Philadelphia-IAD Washington, D.C. Dulles Intl

1h 21mnonstop

$249United Airlines

Fri, Sep 11 - Thu, Sep 17

8:30 am - 9:43 amIAD Washington, D.C. Dulles Intl-PHL Philadelphia

1h 13mnonstop

10:30 am - 11:39 amPHL Philadelphia-IAD Washington, D.C. Dulles Intl

1h 09mnonstop

$249United Airlines

Sun, Sep 13 - Sat, Sep 19

5:36 pm - 6:54 pmIAD Washington, D.C. Dulles Intl-PHL Philadelphia

1h 18mnonstop

7:40 pm - 9:01 pmPHL Philadelphia-IAD Washington, D.C. Dulles Intl

1h 21mnonstop

$249United Airlines

Mon, Aug 31 - Fri, Sep 11

8:30 am - 9:43 amIAD Washington, D.C. Dulles Intl-PHL Philadelphia

1h 13mnonstop

10:30 am - 11:39 amPHL Philadelphia-IAD Washington, D.C. Dulles Intl

1h 09mnonstop

$249United Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$90

Best time to beat the crowds with an average 9% drop in price.

Most popular time to fly with an average 17% increase in price.

Flight from Washington Dulles Airport to Philadelphia

How does KAYAK find such low prices on flights from District of Columbia to Philadelphia?
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 District of Columbia to Philadelphia.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Philadelphia?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Philadelphia from District of Columbia 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 District of Columbia to Philadelphia?
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 Philadelphia with an airline and back to District of Columbia with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Philadelphia?
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 Philadelphia from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Wildwood Crest

Newark

Essington

North Wildwood

Vineland

West Chester

Elkton

Somers Point

Pottstown

Willow Grove

Middletown

Kennett Square

Voorhees

Glen Mills

Wyomissing

Blackwood

Springfield

Millville

Phoenixville

Strasburg

Everything you need to know for your flight to Philadelphia

Airports

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Complete your trip

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Flights to other cities

Origins

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Return flight deals

Information on the airport you'll fly into in Philadelphia

Philadelphia (PHL)

PHL

$90 Find Cheap Flights from District of Columbia to Philadelphia - Compare and Save

Cheap Flights from District of Columbia to Philadelphia

Recent round-trip flight deals from District of Columbia to Philadelphia

Recent one-way flight deals from District of Columbia to Philadelphia

Recent last minute flight deals from District of Columbia to Philadelphia

Recent direct flight deals from District of Columbia to Philadelphia

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from District of Columbia to Philadelphia

Traveling to a place near Philadelphia?

Everything you need to know for your flight to Philadelphia

Information on the airport you'll fly into in Philadelphia

Cabin class types available on flights to District of Columbia

Complete your trip to Philadelphia with a hotel stay or car rental

Find direct flights for Philadelphia

Flights to other popular destinations

Flights from domestic origins to Philadelphia

Choose which airport to fly into in Philadelphia

Find deals for your return flight