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IAD - PHL

$102 Find cheap flights from Washington Dulles Airport to Philadelphia

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Philadelphia departing on 5/30. 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
sáb. 6/15
sáb. 6/22

Search hundreds of travel sites at once for deals on flights to Philadelphia

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Philadelphia, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Philadelphia, as well as popular online travel agencies
In the last 7 days travelers have searched 42,211,976 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Cheap flight deals from Dulles Intl to Philadelphia (IAD-PHL)

 
These are the cheapest deals for flights from Dulles Intl to Philadelphia currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent round-trip flight deals from Dulles Intl to Philadelphia

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Dulles Intl to Philadelphia.

Recent one-way flight deals from Dulles Intl to Philadelphia

Only flying one-way? Below are some of the best one-way flight deals from Dulles Intl to Philadelphia found on KAYAK recently.

Recent last minute flight deals from Dulles Intl to Philadelphia

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Dulles Intl to Philadelphia.

Recent direct flight deals from Dulles Intl to Philadelphia

The latest deals for direct flights from Dulles Intl to Philadelphia so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Dulles Intl to Philadelphia

Find recent round-trip train or bus tickets from Dulles Intl to Philadelphia.

All round-trip flight deals to Philadelphia

The cheapest plane tickets to Philadelphia found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
10:05 pm - 11:12 pmIAD-PHL
1h 07mnonstop
10:15 am - 11:23 amPHL-IAD
1h 08mnonstop
$159United Airlines
Find Deal
sáb., jun. 29 - dom., jun. 30
8:35 am - 2:55 pmIAD-PHL
6h 20m1 stop
3:59 pm - 10:29 pmPHL-IAD
6h 30m1 stop
$208United Airlines
Find Deal
mié., jun. 12 - mié., jun. 19
8:35 am - 2:55 pmIAD-PHL
6h 20m1 stop
6:00 am - 11:24 amPHL-IAD
5h 24m1 stop
$211United Airlines
Find Deal
vie., may. 24 - lun., may. 27
10:05 pm - 11:12 pmIAD-PHL
1h 07mnonstop
6:00 am - 7:09 amPHL-IAD
1h 09mnonstop
$219United Airlines
Find Deal
jue., jun. 27 - dom., jul. 7
11:30 am - 10:43 amIAD-PHL
23h 13m1 stop
12:06 pm - 12:57 pmPHL-IAD
24h 51m1 stop
$234Sun Country Air
Find Deal
mar., jun. 11 - vie., jun. 14
11:20 am - 11:03 amIAD-PHL
23h 43m1 stop
11:33 am - 11:46 amPHL-IAD
24h 13m1 stop
$252Sun Country Air
Find Deal
mié., jun. 5 - mié., jun. 12
12:55 pm - 7:37 amIAD-PHL
18h 42m3 stops
5:05 am - 11:20 amPHL-IAD
30h 15m3 stops
vie., jun. 14 - mar., jun. 18
1:00 pm - 9:00 amIAD-PHL
20h 00m3 stops
1:56 pm - 4:10 pmPHL-IAD
26h 14m3 stops
mié., may. 22 - dom., may. 26
9:24 am - 1:32 pmIAD-PHL
4h 08m1 stop
8:39 am - 12:52 pmPHL-IAD
4h 13m1 stop
$442American Airlines
Find Deal
mié., jul. 31 - jue., ago. 1
9:24 am - 1:32 pmIAD-PHL
4h 08m1 stop
11:45 am - 5:06 pmPHL-IAD
5h 21m1 stop
$447American Airlines
Find Deal
jue., ago. 1 - jue., ago. 8
8:30 am - 11:36 amIAD-PHL
27h 06m1 stop
$102Sun Country Air
Find Deal
jue., may. 30
1:05 pm - 9:04 pmIAD-PHL
7h 59m1 stop
$133Sun Country Air
Find Deal
sáb., jul. 20
10:25 pm - 8:52 pmIAD-PHL
22h 27m2 stops
jue., may. 30
8:25 am - 9:00 amIAD-PHL
24h 35m3 stops
mié., may. 22
12:55 pm - 7:37 amIAD-PHL
18h 42m3 stops
vie., jun. 14
12:55 pm - 8:35 amIAD-PHL
19h 40m3 stops
mié., may. 29
9:18 am - 1:32 pmIAD-PHL
4h 14m1 stop
$158American Airlines
Find Deal
sáb., ago. 3
6:31 pm - 7:46 pmIAD-PHL
1h 15mnonstop
$180United Airlines
Find Deal
sáb., ago. 3
10:05 pm - 11:12 pmIAD-PHL
1h 07mnonstop
$195United Airlines
Find Deal
sáb., jul. 20
5:00 am - 2:19 pmIAD-PHL
9h 19m2 stops
$251American Airlines
Find Deal
sáb., jul. 20
12:35 pm - 4:59 pmIAD-PHL
4h 24m1 stop
5:49 pm - 11:18 pmPHL-IAD
5h 29m1 stop
$468United Airlines
Find Deal
sáb., may. 18 - dom., may. 19
8:50 am - 10:49 pmIAD-PHL
13h 59m2 stops
5:49 pm - 11:18 pmPHL-IAD
5h 29m1 stop
$529United Airlines
Find Deal
sáb., may. 18 - dom., may. 19
8:25 am - 10:49 pmIAD-PHL
14h 24m2 stops
5:49 pm - 11:18 pmPHL-IAD
5h 29m1 stop
$634United Airlines
Find Deal
sáb., may. 18 - dom., may. 19
11:48 am - 4:33 pmIAD-PHL
4h 45m1 stop
6:40 pm - 12:01 amPHL-IAD
5h 21m1 stop
$643American Airlines
Find Deal
mar., may. 21 - mié., may. 22
5:29 pm - 10:48 pmIAD-PHL
5h 19m1 stop
5:49 pm - 7:26 amPHL-IAD
13h 37m2 stops
$651United Airlines
Find Deal
mar., may. 21 - mié., may. 22
12:47 pm - 10:48 pmIAD-PHL
10h 01m2 stops
5:49 pm - 7:26 amPHL-IAD
13h 37m2 stops
$666United Airlines
Find Deal
mar., may. 21 - mié., may. 22
10:23 pm - 10:43 amIAD-PHL
12h 20m1 stop
5:49 pm - 11:18 pmPHL-IAD
5h 29m1 stop
$688United Airlines
Find Deal
mar., may. 21 - mié., may. 22
5:29 pm - 10:49 pmIAD-PHL
5h 20m1 stop
5:49 pm - 11:18 pmPHL-IAD
5h 29m1 stop
$691United Airlines
Find Deal
sáb., may. 18 - dom., may. 19
5:35 pm - 10:43 amIAD-PHL
17h 08m1 stop
5:49 pm - 7:13 amPHL-IAD
13h 24m2 stops
$703United Airlines
Find Deal
mar., may. 21 - mié., may. 22
5:02 am - 9:26 amIAD-PHL
4h 24m1 stop
10:35 am - 2:58 pmPHL-IAD
4h 23m1 stop
$840American Airlines
Find Deal
sáb., may. 18 - sáb., may. 18
10:05 pm - 11:12 pmIAD-PHL
1h 07mnonstop
10:15 am - 11:23 amPHL-IAD
1h 08mnonstop
$159United Airlines
Find Deal
sáb., jun. 29 - dom., jun. 30
10:05 pm - 11:12 pmIAD-PHL
1h 07mnonstop
6:00 am - 7:09 amPHL-IAD
1h 09mnonstop
$219United Airlines
Find Deal
jue., jun. 27 - dom., jul. 7
8:15 am - 9:24 amIAD-PHL
1h 09mnonstop
6:10 am - 7:18 amPHL-IAD
1h 08mnonstop
$299United Airlines
Find Deal
vie., nov. 8 - mar., nov. 12
12:45 pm - 1:52 pmIAD-PHL
1h 07mnonstop
10:15 am - 11:23 amPHL-IAD
1h 08mnonstop
$324United Airlines
Find Deal
mié., jul. 31 - jue., ago. 1

Flights from Dulles Intl to Philadelphia - Travel Insights & Trends

Get data-powered insights and trends into flights from Dulles Intl to Philadelphia to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Washington Dulles Airport to Philadelphia?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The best deals for a one-way ticket found by KAYAK users over the last 3 days were on Sun Country Air ($102) and American Airlines ($158). The cheapest round-trip tickets were found on United Airlines ($159) and Sun Country Air ($234).

Which cabin class options are there for flights between Washington, D.C. Dulles Intl Airport and Philadelphia?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How long does a flight from Washington Dulles Airport to Philadelphia take?

Flying between Philadelphia and Washington Dulles Airport will take minimum 1h 07m and will require at least one stop.

Good to know

Cheapest flight

$102
Flight from Washington Dulles Airport to Philadelphia

When to book flights from Dulles Intl to Philadelphia

Are your dates flexible? Find out the best times to travel from Dulles Intl to Philadelphia based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Washington Dulles Airport to Philadelphia flights

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to Philadelphia?

    In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to Philadelphia was $102 for a one-way ticket and $159 for a round-trip.

  • Do I need a passport to fly between Washington Dulles Airport and Philadelphia?

    No, a passport isn't needed to fly from Washington Dulles Airport to Philadelphia. However, local authorities might ask for an official ID.

  • Which airports will I be using when flying from Washington Dulles Airport to Philadelphia?

    When flying out of Washington Dulles Airport you will be using Washington, D.C. Dulles Intl. You will be landing at Philadelphia, also known as Philadelphia.

  • Which airlines offer Wi-Fi service onboard planes from Washington Dulles Airport to Philadelphia?

    Only American Airlines offers inflight Wi-Fi service on the Washington Dulles Airport to Philadelphia flight route.

  • Which aircraft models fly most regularly from Washington Dulles Airport to Philadelphia?

    The Embraer 175 (Enhanced Winglets) is the aircraft model that flies most regularly on the Washington Dulles Airport to Philadelphia flight route.

  • Which airline alliances offer flights from Washington Dulles Airport to Philadelphia?

    oneworld, and Star Alliance are the airline alliances operating flights between Washington Dulles Airport and Philadelphia, with oneworld being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Washington Dulles Airport 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 Washington Dulles Airport to Philadelphia.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Philadelphia from Washington Dulles Airport 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 Washington Dulles Airport 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 Washington Dulles Airport with another airline. Booking your flights between Washington Dulles Airport and PHL can sometimes prove cheaper using this method.

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

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

Nonstop departures

Washington, D.C. Dulles Intl to Philadelphia

Monday

ANA, Avianca, Copa Airlines, +2 more

ANA, Avianca, +3 more

Tuesday

ANA, Air China, Avianca, +3 more

ANA, Air China, +4 more

Wednesday

ANA, Avianca, Copa Airlines, +2 more

ANA, Avianca, +3 more

Thursday

ANA, Avianca, Copa Airlines, +2 more

ANA, Avianca, +3 more

Friday

ANA, Avianca, Copa Airlines, +2 more

ANA, Avianca, +3 more

Saturday

ANA, Air China, Avianca, +3 more

ANA, Air China, +4 more

Sunday

ANA, Avianca, Copa Airlines, +2 more

ANA, Avianca, +3 more

See more direct flights

Nonstop returns

Philadelphia to Washington, D.C. Dulles Intl

Monday

Avianca, Copa Airlines, Ethiopian Air, +1 more

Avianca, Copa Airlines, +2 more

Tuesday

Air China, Avianca, Copa Airlines, +3 more

Air China, Avianca, +4 more

Wednesday

Avianca, Copa Airlines, Ethiopian Air, +1 more

Avianca, Copa Airlines, +2 more

Thursday

Avianca, Copa Airlines, Ethiopian Air, +1 more

Avianca, Copa Airlines, +2 more

Friday

Avianca, Copa Airlines, Ethiopian Air, +1 more

Avianca, Copa Airlines, +2 more

Saturday

Air China, Avianca, Copa Airlines, +2 more

Air China, Avianca, +3 more

Sunday

Avianca, Copa Airlines, Ethiopian Air, +1 more

Avianca, Copa Airlines, +2 more

See more direct flights
See more direct flights

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

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Washington, D.C. to Philadelphia found on KAYAK in the last 72 hours.
5/30jue.
1 stopSun Country Air
27h 06mIAD-PHL
$102
7/20sáb.
1 stopSun Country Air
7h 59mIAD-PHL
$133
5/30jue.
2 stops
22h 27mIAD-PHL
$138
5/22mié.
3 stops
24h 35mIAD-PHL
$146
6/14vie.
3 stops
18h 42mIAD-PHL
$147
5/29mié.
3 stops
19h 40mIAD-PHL
$148
8/3sáb.
1 stopAmerican Airlines
4h 14mIAD-PHL
$158
8/3sáb.
nonstopUnited Airlines
1h 15mIAD-PHL
$180
7/20sáb.
nonstopUnited Airlines
1h 07mIAD-PHL
$195
7/20sáb.
2 stopsAmerican Airlines
9h 19mIAD-PHL
$251

Search by stops

Search by airline

Search by price

Last minute flights from Dulles Intl to Philadelphia

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Washington, D.C. to Philadelphia that are departing in the next 10 days.
5/18sáb.
multi-stopUnited Airlines
4h 24mIAD-PHL
5/19dom.
multi-stopUnited Airlines
5h 29mPHL-IAD
$468
5/18sáb.
multi-stopUnited Airlines
13h 59mIAD-PHL
5/19dom.
multi-stopUnited Airlines
5h 29mPHL-IAD
$529
5/18sáb.
multi-stopUnited Airlines
14h 24mIAD-PHL
5/19dom.
multi-stopUnited Airlines
5h 29mPHL-IAD
$634
5/21mar.
multi-stopAmerican Airlines
4h 45mIAD-PHL
5/22mié.
multi-stopAmerican Airlines
5h 21mPHL-IAD
$643
5/21mar.
multi-stopUnited Airlines
5h 19mIAD-PHL
5/22mié.
multi-stopUnited Airlines
13h 37mPHL-IAD
$651
5/21mar.
multi-stopUnited Airlines
10h 01mIAD-PHL
5/22mié.
multi-stopUnited Airlines
13h 37mPHL-IAD
$666
5/21mar.
multi-stopUnited Airlines
12h 20mIAD-PHL
5/22mié.
multi-stopUnited Airlines
5h 29mPHL-IAD
$688
5/18sáb.
multi-stopUnited Airlines
5h 20mIAD-PHL
5/19dom.
multi-stopUnited Airlines
5h 29mPHL-IAD
$691
5/21mar.
multi-stopUnited Airlines
17h 08mIAD-PHL
5/22mié.
multi-stopUnited Airlines
13h 24mPHL-IAD
$703
5/18sáb.
multi-stopAmerican Airlines
4h 24mIAD-PHL
5/18sáb.
multi-stopAmerican Airlines
4h 23mPHL-IAD
$840

Search by stops

Search by airline

Search by price

Washington Dulles Airport - Philadelphia Flights

Departure:

Washington Dulles Airport (undefined)United States

Destination:

Philadelphia (PHL)United States

Return flight deals:

Philadelphia - Washington Dulles Airport

Cabin classes:

$164