How many flights depart from Washington, D.C. to Philadelphia on average per week?

As of July 2026, there are 118 flights per week flying from Washington, D.C. to Philadelphia. The most common day of the week flights depart is Tue, with 15% of flights taking off on this day.

What airlines fly to Philadelphia?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Philadelphia from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 4 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Washington, D.C. to Philadelphia?

Frontier, JetBlue, and United Airlines are the most popular carriers operating from Washington, D.C. to Philadelphia

How many flights depart from Washington, D.C. to Philadelphia on average per day?

As of July 2026, 16 flights take off from Washington, D.C. and land in Philadelphia each day. The most common flight departure time for this route is 5:00PM, with 77% of daily flights taking off in the afternoon.

How long does it take to fly to Philadelphia?

If you’re flying from a popular airport in Washington, D.C., such as Washington, D.C. or Baltimore, and flying into Philadelphia, then you can expect flight times to average 1h 16m and 4h 18m, respectively.

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

Prices for flights from Washington, D.C. to Philadelphia Airport are refreshed on a daily basis.

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

The number of operators available for flights from Washington, D.C. to Philadelphia Airport is 2 as of July 2026.

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

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 Washington, D.C. to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

The travel and health documents required for your trip to Philadelphia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$61 Cheap Flights from Washington, D.C. to Philadelphia in 2026

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:48 am - 10:28 pm

IAD

PHL

14h 40m

1 stop

4:45 pm - 5:14 pm

PHL

IAD

24h 29m

1 stop

$131Frontier

Wed, Aug 12 - Wed, Aug 19

6:20 am - 12:26 pm

IAD

PHL

6h 06m

1 stop

4:45 pm - 10:52 pm

PHL

IAD

6h 07m

1 stop

$135Frontier

Wed, Aug 26 - Sat, Aug 29

8:33 pm - 7:15 am

IAD

PHL

10h 42m

1 stop

4:30 pm - 10:52 pm

PHL

IAD

6h 22m

1 stop

$137Frontier

Sat, Aug 8 - Sat, Aug 15

2:30 pm - 10:32 pm

DCA

PHL

8h 02m

1 stop

3:25 pm - 9:00 pm

PHL

DCA

5h 35m

1 stop

$231JetBlue

Wed, Sep 9 - Sat, Sep 12

1:45 pm - 2:50 pm

DCA

PHL

1h 05mnonstop

7:54 pm - 8:58 pm

PHL

DCA

1h 04mnonstop

$239American Airlines

Sat, Nov 14 - Mon, Nov 16

3:20 pm - 10:29 pm

DCA

PHL

7h 09m

1 stop

4:59 pm - 11:32 pm

PHL

DCA

6h 33m

1 stop

$244JetBlue

Thu, Aug 20 - Mon, Aug 24

6:45 am - 12:07 pm

DCA

PHL

5h 22m

1 stop

7:54 pm - 8:58 pm

PHL

DCA

1h 04mnonstop

$249American Airlines

Sat, Nov 14 - Mon, Nov 16

6:00 am - 12:05 pm

DCA

PHL

6h 05m

1 stop

3:30 pm - 8:43 pm

PHL

DCA

5h 13m

1 stop

$251JetBlue

Mon, Nov 16 - Mon, Nov 16

6:00 am - 11:12 am

DCA

PHL

5h 12m

1 stop

1:53 pm - 6:14 pm

PHL

DCA

4h 21m

1 stop

$259American Airlines

Sun, Aug 2 - Sat, Aug 8

6:55 am - 11:12 am

DCA

PHL

4h 17m

1 stop

7:38 pm - 11:59 pm

PHL

DCA

4h 21m

1 stop

$274American Airlines

Thu, Jul 30 - Mon, Aug 10

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Frontier flights from Washington, D.C. to Philadelphia

Our best Frontier deals on Washington, D.C. to Philadelphia flight tickets

Frontier

Aug 12

IAD7:48 amWashington, D.C. Dulles Intl

14h 40m

1 stop

PHL10:28 pmPhiladelphia

Aug 19

PHL4:45 pmPhiladelphia

24h 29m

1 stop

IAD5:14 pmWashington, D.C. Dulles Intl

$131

Frontier

Aug 26

IAD6:20 amWashington, D.C. Dulles Intl

6h 06m

1 stop

PHL12:26 pmPhiladelphia

Aug 29

PHL4:45 pmPhiladelphia

6h 07m

1 stop

IAD10:52 pmWashington, D.C. Dulles Intl

$135

Frontier

Aug 8

IAD8:33 pmWashington, D.C. Dulles Intl

10h 42m

1 stop

PHL7:15 amPhiladelphia

Aug 15

PHL4:30 pmPhiladelphia

6h 22m

1 stop

IAD10:52 pmWashington, D.C. Dulles Intl

$137

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

Our best American Airlines deals on Washington, D.C. to Philadelphia flight tickets

American Airlines

Aug 26

DCA1:55 pmWashington, D.C. Reagan-National

1h 10m

PHL3:05 pmPhiladelphia

Aug 29

PHL3:25 pmPhiladelphia

1h 23m

DCA4:48 pmWashington, D.C. Reagan-National

$239

American Airlines

Aug 26

DCA5:35 pmWashington, D.C. Reagan-National

1h 15m

PHL6:50 pmPhiladelphia

Aug 29

PHL12:04 pmPhiladelphia

3h 54m

1 stop

DCA3:58 pmWashington, D.C. Reagan-National

$249

American Airlines

Aug 2

DCA6:00 amWashington, D.C. Reagan-National

5h 12m

1 stop

PHL11:12 amPhiladelphia

Aug 8

PHL1:53 pmPhiladelphia

4h 21m

1 stop

DCA6:14 pmWashington, D.C. Reagan-National

$259

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Philadelphia

IAD - PHL

IADPHL

Washington, D.C. Dulles Intl

Wed 8/12

7:48 am-10:28 pm

1 stop14h 40m

Philadelphia

Wed 8/19

4:45 pm-5:14 pm

1 stop24h 29m

$131

Washington, D.C.Philadelphia

IAD - PHL

IADPHL

Washington, D.C. Dulles Intl

Wed 8/26

6:20 am-12:26 pm

1 stop6h 06m

Philadelphia

Sat 8/29

4:45 pm-10:52 pm

1 stop6h 07m

$135

Washington, D.C.Philadelphia

IAD - PHL

IADPHL

Washington, D.C. Dulles Intl

Sat 8/8

8:33 pm-7:15 am

1 stop10h 42m

Philadelphia

Sat 8/15

4:30 pm-10:52 pm

1 stop6h 22m

$137

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Wed 9/9

2:30 pm-10:32 pm

1 stop8h 02m

Philadelphia

Sat 9/12

3:25 pm-9:00 pm

1 stop5h 35m

$231

Quickest round-trip

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Sat 11/14

1:45 pm-2:50 pm

Nonstop1h 05m

Philadelphia

Mon 11/16

7:54 pm-8:58 pm

Nonstop1h 04m

$239

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Thu 8/20

3:20 pm-10:29 pm

1 stop7h 09m

Philadelphia

Mon 8/24

4:59 pm-11:32 pm

1 stop6h 33m

$244

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Sat 11/14

6:45 am-12:07 pm

1 stop5h 22m

Philadelphia

Mon 11/16

7:54 pm-8:58 pm

Nonstop1h 04m

$249

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Mon 11/16

6:00 am-12:05 pm

1 stop6h 05m

Philadelphia

Mon 11/16

3:30 pm-8:43 pm

1 stop5h 13m

$251

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Sun 8/2

6:00 am-11:12 am

1 stop5h 12m

Philadelphia

Sat 8/8

1:53 pm-6:14 pm

1 stop4h 21m

$259

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Thu 7/30

6:55 am-11:12 am

1 stop4h 17m

Philadelphia

Mon 8/10

7:38 pm-11:59 pm

1 stop4h 21m

$274

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Other information

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Washington, D.C. is in December. Flight prices, which tend to average around $179, are often lower during this time because this is during the off-season. The month of June is another great option to travel to Philadelphia, with average flight prices from Washington, D.C. averaging around $179.

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from Washington, D.C. to Philadelphia is on a Friday. Travelers who choose to depart for Philadelphia on a Friday will often find tickets for as low as $463. On the other hand, Tuesday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $678.

What is the cheapest time of day to depart on your flight to Philadelphia?

According to our data, the cheapest time of day to fly to Philadelphia is in the morning. momondo users have found flights departing from Washington, D.C. to Philadelphia in the morning for as low as $455. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the afternoon when prices are around $668.

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

Fly from Washington, D.C. Dulles Intl to Philadelphia for the best Washington, D.C. - Philadelphia flight prices

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

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

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

You could potentially save up to 74% on your flight if you consider stops on a Washington, D.C. to Philadelphia flight.

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

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

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

Estimated round-trip price

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

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

Best Price Found	$329
Fastest flight time	1h 08m
Direct flights	Every day
Airports in Philadelphia	1 airport

The best one-way flight to Philadelphia from Washington, D.C. in the past 72 hours is $329. The best round-trip flight deal from Washington, D.C. to Philadelphia found on momondo in the last 72 hours is $254.

The fastest flight from Washington, D.C. to Philadelphia takes 1h 08m

Direct flights go from Washington, D.C. to Philadelphia every day.

There is 1 airport in Philadelphia. From Washington, D.C. there are direct flights to Philadelphia (PHL).

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Philadelphia

How far is Washington, D.C. to Philadelphia by plane?
There are 123.7 mi between Washington, D.C. and Philadelphia. A reasonable flight in good conditions will take 1h 08m.
When did momondo last update prices for flights from Washington, D.C. to Philadelphia Airport?
Prices for flights from Washington, D.C. to Philadelphia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. to Philadelphia Airport?
The number of operators available for flights from Washington, D.C. to Philadelphia Airport is 2 as of July 2026.
How old do you have to be to fly from Washington, D.C. to Philadelphia Airport?
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 Washington, D.C. to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The travel and health documents required for your trip to Philadelphia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Washington, D.C. to Philadelphia?
Based on momondo bookings for flights between Washington, D.C. and Philadelphia, the leading plane model is Boeing 777, making up 9.38% of the total bookings. Other popular models include Airbus A321neo with 8.85%, Embraer 175 (Enhanced Winglets) with 7.47%, and Boeing 767-400 with 4.86%.
What is the most popular airline from Washington, D.C. to Philadelphia?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. to Philadelphia is United Airlines, representing 61% of all bookings. The subsequent popular airline is American Airlines at 39%.

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

Compare and see reviews for airlines that fly from Washington, D.C. to Philadelphia with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $179	Free Cancellation	Rating 7.1 11,808 reviews		Search American Airlines flights
United Airlines	PriceFrom $194	Free Cancellation	Rating 7.4 9,988 reviews		Search United Airlines flights

United Airlines Flights From Washington, D.C. to Philadelphia
United Airlines flies from Washington, D.C. to Philadelphia around 27 times per week, with 9,988 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Washington, D.C. to Philadelphia in the last 72 hours was $194 (round-trip), much lower than the average airfare cost of $473 for United Airlines flights on this route.
American Airlines Flights From Washington, D.C. to Philadelphia
American Airlines (7.1/10 from 11,808 reviews) operates around 14 flights from Washington, D.C. to Philadelphia in any given week. The average American Airlines airfare for this route is around $436, with deals from around $179 rare but found on momondo. Referenced prices are for round-trip Washington, D.C. to Philadelphia flight searches in the last 72 hours.

Wildwood

Rehoboth Beach

Cape May

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

Reading

Dewey Beach

Dover

Essington

North Wildwood

New Castle

Avalon

Lewes

Chester

Stone Harbor

Vineland

Pottstown

Why use momondo?

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

It is quick and easy to find Washington, D.C. to Philadelphia 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 Philadelphia that suits you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Philadelphia from Washington, D.C..

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

If you are simply researching potential flights to Philadelphia, momondo offers a useful price alert feature which will track prices for flights to Philadelphia from Washington, D.C. and alert you when they change.