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Cheap flights from Philadelphia to Washington, D.C. from $97

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. departing on 5/1. 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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0 bags

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Find the cheapest flights from Philadelphia to Washington, D.C.

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Philadelphia to Washington, D.C..
8:44 pm - 1:47 pmPHL-BWI
17h 03m1 stop
11:25 am - 10:58 amBWI-PHL
23h 33m1 stop
$167Spirit Airlines
Find Deal
Wed, Apr 23 - Wed, Apr 30
7:03 pm - 12:26 pmPHL-BWI
17h 23m1 stop
6:31 pm - 11:10 pmBWI-PHL
28h 39m1 stop
$177Spirit Airlines
Find Deal
Fri, Apr 25 - Fri, May 2
10:41 am - 11:49 amPHL-DCA
1h 08mnonstop
6:33 am - 7:30 amDCA-PHL
0h 57mnonstop
$179American Airlines
Find Deal
Tue, May 20 - Tue, May 27
8:41 pm - 8:13 amPHL-BWI
11h 32m1 stop
8:21 pm - 7:48 amBWI-PHL
11h 27m1 stop
$179Spirit Airlines
Find Deal
Fri, May 2 - Fri, May 9
5:45 am - 6:49 amPHL-DCA
1h 04mnonstop
6:30 am - 7:22 amDCA-PHL
0h 52mnonstop
$180American Airlines
Find Deal
Fri, Apr 25 - Sat, Apr 26
10:16 am - 2:14 pmPHL-DCA
3h 58m1 stop
5:40 pm - 10:30 pmDCA-PHL
4h 50m1 stop
$181JetBlue
Find Deal
Tue, May 20 - Tue, May 27
10:43 am - 11:49 amPHL-IAD
1h 06mnonstop
1:00 pm - 2:10 pmIAD-PHL
1h 10mnonstop
$189United Airlines
Find Deal
Sat, Apr 12 - Wed, Apr 16
6:15 am - 7:21 amPHL-IAD
1h 06mnonstop
8:40 am - 9:50 amIAD-PHL
1h 10mnonstop
$194United Airlines
Find Deal
Sat, Apr 12 - Sun, Apr 13
10:16 am - 4:55 pmPHL-DCA
6h 39m1 stop
5:40 pm - 10:30 pmDCA-PHL
4h 50m1 stop
$211JetBlue
Find Deal
Tue, May 20 - Tue, May 27
10:59 pm - 7:25 amPHL-BWI
8h 26m1 stop
9:56 pm - 10:25 amBWI-PHL
12h 29m1 stop
$265Frontier
Find Deal
Fri, Apr 11 - Sun, Apr 13

United Airlines flights from Philadelphia to Washington, D.C.

Our best United Airlines deals on Philadelphia to Washington, D.C. flight tickets
United Airlines
Apr 12
PHL10:43 amPhiladelphia
1h 06m
IAD11:49 amWashington, D.C. Dulles Intl
Apr 16
IAD1:00 pmWashington, D.C. Dulles Intl
1h 10m
PHL2:10 pmPhiladelphia
United Airlines
Apr 12
PHL6:15 amPhiladelphia
1h 06m
IAD7:21 amWashington, D.C. Dulles Intl
Apr 13
IAD8:40 amWashington, D.C. Dulles Intl
1h 10m
PHL9:50 amPhiladelphia
United Airlines
Apr 3
PHL6:15 amPhiladelphia
1h 06m
IAD7:21 amWashington, D.C. Dulles Intl
Apr 5
IAD5:45 pmWashington, D.C. Dulles Intl
1h 14m
PHL6:59 pmPhiladelphia

American Airlines flights from Philadelphia to Washington, D.C.

Our best American Airlines deals on Philadelphia to Washington, D.C. flight tickets
American Airlines
May 20
PHL10:41 amPhiladelphia
1h 08m
DCA11:49 amWashington, D.C. Reagan-National
May 27
DCA6:33 amWashington, D.C. Reagan-National
0h 57m
PHL7:30 amPhiladelphia
American Airlines
Apr 25
PHL5:45 amPhiladelphia
1h 04m
DCA6:49 amWashington, D.C. Reagan-National
Apr 26
DCA6:30 amWashington, D.C. Reagan-National
0h 52m
PHL7:22 amPhiladelphia
American Airlines
Apr 10
PHL5:45 amPhiladelphia
1h 04m
DCA6:49 amWashington, D.C. Reagan-National
Apr 13
DCA6:30 amWashington, D.C. Reagan-National
0h 52m
PHL7:22 amPhiladelphia

See travel insights to Washington, D.C. from

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

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 month to fly to Washington, D.C.?

The month of November is, on average, the cheapest month to fly to Washington, D.C. from Philadelphia, with most prices found around $179. If you’re not able to fly to Washington, D.C. in November, then September is your next best option. Flight prices from Philadelphia to Washington, D.C. during September average around $219.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Philadelphia is on a Friday. momondo users have found tickets for Friday departures for as low as $569. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to Washington, D.C. for around $741.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the morning is the cheapest time of day to fly from Philadelphia to Washington, D.C. when you can find flight prices for as low as $551. Flying to Washington, D.C. in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $1,205. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Philadelphia to Washington, D.C. flight route?

Fly from Philadelphia to Washington, D.C. Reagan-National for the best Philadelphia - Washington, D.C. flight prices

What cabin class options are available on Philadelphia to Washington, D.C. flights?

There are 4 cabin classes available to choose from on Philadelphia to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Philadelphia to Washington, D.C. flight prices changed over time?

As of March 2025, prices for Philadelphia to Washington, D.C. flights are approximately 67% cheaper when compared to flights at the same time last year.

When to book flights from Philadelphia to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Washington, D.C. (PHL to WAS) flight deals and tips

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

Best Price Found

$97

Fastest flight time

1h 00m

Direct flights

Every day

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Philadelphia in the past 72 hours is $97. The best round-trip flight deal from Philadelphia to Washington, D.C. found on momondo in the last 72 hours is $167.
The fastest flight from Philadelphia to Washington, D.C. takes 1h 00m
Direct flights go from Philadelphia to Washington, D.C. every day.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

  • Is flying the fastest way to get from Philadelphia to Washington, D.C.?

    The quickest way is to book a flight from Philadelphia to Washington, D.C., which can be as quick as 1h 00m onboard American Airlines. You can also get a train from Philadelphia to Washington, D.C., or a bus from Philadelphia to Washington, D.C. which can take you longer to arrive at your destination.

  • Is flying the cheapest way to get from Philadelphia to Washington, D.C.?

    A train from Philadelphia to Washington, D.C. is currently going to be the least expensive option currently available. You can also find deals for a flight from Philadelphia to Washington, D.C. starting at $167, or consider a bus from Philadelphia to Washington, D.C. starting at $56. Both of these alternative options are worth considering when looking to reach your destination.

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

    Philadelphia and Washington, D.C. are 123.7 mi apart from one another. Typically, this will take 1h 00m by plane in normal conditions.

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

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

  • How many operators does momondo search for flights from Philadelphia Airport to Washington, D.C.?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Washington, D.C..

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

    The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Philadelphia to Washington, D.C.?

  • What is the most popular airline from Philadelphia to Washington, D.C.?


Best airlines flying from Philadelphia to Washington, D.C.

Compare and see reviews for airlines that fly from Philadelphia to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $159Free CancellationRating
7.4
8,603 reviews
Search United Airlines flights
American AirlinesPriceFrom $159Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • United Airlines Flights From Philadelphia to Washington, D.C.

    United Airlines is one of the most popular airlines flying from Philadelphia to Washington, D.C., operating 10 flights/week on average for this route. A good United Airlines flight deal for Philadelphia to Washington, D.C. starts from $159 round-trip, up to an average price of $249. Our users have rated United Airlines at 7.4/10.

  • American Airlines Flights From Philadelphia to Washington, D.C.

    Another popular option for Philadelphia to Washington, D.C. flights is American Airlines (7.2/10, 10,000 ratings). American Airlines flies from Philadelphia to Washington, D.C. around 16 times per week, with deals starting from $159 round-trip and rising to an average price of around $284.


Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Arlington
Gettysburg
National Harbor
Laurel
Silver Spring
Woodbridge
Fredericksburg
Tysons
Waldorf
Manassas
Gaithersburg
Linthicum Heights
Glen Burnie
Rockville
Fairfax
Towson
Reston
Hyattsville
Hanover

Why use momondo?

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

It is quick and easy to find Philadelphia to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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

All flight searches from Philadelphia to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Philadelphia to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Washington, D.C. from Philadelphia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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1 adult
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Wed 4/2
Wed 4/9

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.