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Cheap flights from Philadelphia to Washington, D.C. Dulles Intl Airport from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Washington, D.C. Dulles Intl Airport departing on 5/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Tue 5/14
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Easily compare round-trip flights from Philadelphia to Washington, D.C. Dulles Intl Airport

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Philadelphia to Washington, D.C. Dulles Intl Airport by changing tabs
United Airlines
May 22
PHL5:49 pmPhiladelphia
5h 29m
1 stop
IAD11:18 pmWashington, D.C. Dulles Intl
May 28
IAD5:33 pmWashington, D.C. Dulles Intl
5h 44m
1 stop
PHL11:17 pmPhiladelphia
American Airlines
Jul 30
PHL8:39 amPhiladelphia
4h 13m
1 stop
IAD12:52 pmWashington, D.C. Dulles Intl
Aug 7
IAD9:14 amWashington, D.C. Dulles Intl
4h 03m
1 stop
PHL1:17 pmPhiladelphia
Multiple Airlines
Jun 2
PHL6:47 pmPhiladelphia
21h 44m
2 stops
IAD4:31 pmWashington, D.C. Dulles Intl
Jun 7
IAD5:35 pmWashington, D.C. Dulles Intl
14h 02m
3 stops
PHL7:37 amPhiladelphia
Sun Country Air
Jun 2
PHL12:55 pmPhiladelphia
27h 36m
1 stop
IAD4:31 pmWashington, D.C. Dulles Intl
Jun 7
IAD12:33 pmWashington, D.C. Dulles Intl
21h 23m
1 stop
PHL9:56 amPhiladelphia
United Airlines
Jul 4
PHL6:00 amPhiladelphia
1h 09m
IAD7:09 amWashington, D.C. Dulles Intl
Jul 6
IAD12:45 pmWashington, D.C. Dulles Intl
1h 07m
PHL1:52 pmPhiladelphia
United Airlines
Jun 27
PHL2:37 pmPhiladelphia
1h 09m
IAD3:46 pmWashington, D.C. Dulles Intl
Jul 1
IAD10:15 pmWashington, D.C. Dulles Intl
1h 07m
PHL11:22 pmPhiladelphia

Find the cheapest one-way flights from Philadelphia to Washington, D.C. Dulles Intl Airport

If you're looking for one-way flights from Philadelphia to Washington, D.C. Dulles Intl Airport, view some of our deals below provided by American Airlines, Sun Country Air and United Airlines
Multiple Airlines
May 8
PHL4:17 pmPhiladelphia
23h 53m
3 stops
IAD4:10 pmWashington, D.C. Dulles Intl
American Airlines
Jun 5
PHL8:36 amPhiladelphia
4h 07m
1 stop
IAD12:43 pmWashington, D.C. Dulles Intl
Sun Country Air
Aug 21
PHL11:26 amPhiladelphia
23h 54m
1 stop
IAD11:20 amWashington, D.C. Dulles Intl

Search last-minute flights to Washington, D.C. Dulles Intl Airport from Philadelphia

Find and compare round-trip flight prices for your last-minute flight from Philadelphia to Washington, D.C. Dulles Intl Airport
Multiple Airlines
May 8
PHL4:17 pmPhiladelphia
23h 53m
3 stops
IAD4:10 pmWashington, D.C. Dulles Intl
May 10
IAD8:25 amWashington, D.C. Dulles Intl
23h 11m
3 stops
PHL7:36 amPhiladelphia
United Airlines
May 8
PHL5:49 pmPhiladelphia
5h 29m
1 stop
IAD11:18 pmWashington, D.C. Dulles Intl
May 10
IAD10:01 pmWashington, D.C. Dulles Intl
18h 58m
2 stops
PHL4:59 pmPhiladelphia
United Airlines
May 8
PHL5:49 pmPhiladelphia
5h 29m
1 stop
IAD11:18 pmWashington, D.C. Dulles Intl
May 10
IAD10:00 pmWashington, D.C. Dulles Intl
17h 13m
1 stop
PHL3:13 pmPhiladelphia
United Airlines
May 7
PHL5:49 pmPhiladelphia
13h 38m
2 stops
IAD7:27 amWashington, D.C. Dulles Intl
May 9
IAD10:01 pmWashington, D.C. Dulles Intl
18h 58m
2 stops
PHL4:59 pmPhiladelphia
United Airlines
May 7
PHL5:49 pmPhiladelphia
13h 38m
2 stops
IAD7:27 amWashington, D.C. Dulles Intl
May 9
IAD12:35 pmWashington, D.C. Dulles Intl
4h 24m
1 stop
PHL4:59 pmPhiladelphia
United Airlines
May 8
PHL5:49 pmPhiladelphia
13h 38m
2 stops
IAD7:27 amWashington, D.C. Dulles Intl
May 10
IAD10:01 pmWashington, D.C. Dulles Intl
18h 58m
2 stops
PHL4:59 pmPhiladelphia

United Airlines flights from Philadelphia to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Philadelphia to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
May 22
PHL5:49 pmPhiladelphia
5h 29m
1 stop
IAD11:18 pmWashington, D.C. Dulles Intl
May 28
IAD5:33 pmWashington, D.C. Dulles Intl
5h 44m
1 stop
PHL11:17 pmPhiladelphia
United Airlines
Jul 4
PHL6:00 amPhiladelphia
1h 09m
IAD7:09 amWashington, D.C. Dulles Intl
Jul 6
IAD12:45 pmWashington, D.C. Dulles Intl
1h 07m
PHL1:52 pmPhiladelphia
United Airlines
Jun 27
PHL2:37 pmPhiladelphia
1h 09m
IAD3:46 pmWashington, D.C. Dulles Intl
Jul 1
IAD10:15 pmWashington, D.C. Dulles Intl
1h 07m
PHL11:22 pmPhiladelphia

American Airlines flights from Philadelphia to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Philadelphia to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Jul 30
PHL8:39 amPhiladelphia
4h 13m
1 stop
IAD12:52 pmWashington, D.C. Dulles Intl
Aug 7
IAD9:14 amWashington, D.C. Dulles Intl
4h 03m
1 stop
PHL1:17 pmPhiladelphia
American Airlines
Jun 26
PHL8:36 amPhiladelphia
4h 07m
1 stop
IAD12:43 pmWashington, D.C. Dulles Intl
Jul 10
IAD9:24 amWashington, D.C. Dulles Intl
4h 08m
1 stop
PHL1:32 pmPhiladelphia
American Airlines
Jun 27
PHL8:36 amPhiladelphia
4h 07m
1 stop
IAD12:43 pmWashington, D.C. Dulles Intl
Jul 1
IAD5:00 amWashington, D.C. Dulles Intl
4h 33m
1 stop
PHL9:33 amPhiladelphia

How to get the cheapest flight ticket from Philadelphia to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart Philadelphia for Washington, D.C. Dulles Intl Airport?

Friday. The cheapest day of the week is typically Friday. The most expensive is typically Tuesday

When is the cheapest time to fly from Philadelphia to Washington, D.C. Dulles Intl Airport?

Philadelphia to Washington, D.C. Dulles Intl Airport flights are currently only available in the morning

Can stopping save me money on Philadelphia to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a Philadelphia to Washington, D.C. Dulles Intl Airport flight.

Cheap Philadelphia to Washington, D.C. Dulles Intl Airport (PHL to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Washington, D.C. Dulles Intl Airport

Best Price Found

$149

Fastest flight time

1h 08m

Direct flights

Mon, Wed and Fri
The best one-way flight to Washington, D.C. Dulles Intl Airport from Philadelphia in the past 72 hours is $149. The best round-trip flight deal from Philadelphia to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $211.
The fastest flight from Philadelphia to Washington, D.C. Dulles Intl Airport takes 1h 08m
Direct flights go from Philadelphia to Washington, D.C. Dulles Intl Airport on Monday, Wednesday and Friday. The only airline offering direct flights is United Airlines.

  • How far is Philadelphia to Washington, D.C. Dulles Intl by plane?

    The straight-line distance from Philadelphia to Washington, D.C. Dulles Intl is 140.7 mi. 1h 08m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Philadelphia Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Philadelphia Airport to Washington, D.C. Dulles Intl Airport refresh daily.

  • How old do you have to be to fly from Philadelphia Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Philadelphia to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Philadelphia to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Philadelphia with this policy.

How can momondo help me find flights from Philadelphia to Washington, D.C.?

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Philadelphia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Philadelphia to Washington, D.C. right now. Can momondo alert me if prices change?

Price alerts on flights to Washington, D.C. from Philadelphia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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