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$114+ Cheap flights from Washington, D.C. (WAS) to Philadelphia (PHL)

WAS — PHL
Dec 4 — Dec 111
Fri 12/4
Fri 12/11
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Philadelphia

Cheapest flights from Washington, D.C. to Philadelphia

Wed 12/912:06 pm -
1 stop11h 05m
Mon 12/146:31 pm -
1 stop16h 40m
Deal found 11/3$119
Tue 12/110:33 pm -
1 stop14h 34m
Tue 12/86:31 pm -
1 stop16h 40m
Deal found 11/3$127
Thu 12/310:22 pm -
1 stop14h 45m
Mon 12/74:31 pm -
1 stop18h 40m
Deal found 11/4$131
Thu 12/310:22 pm -
1 stop14h 45m
Sun 12/68:40 am -
1 stop6h 09m
Deal found 11/2$140
Wed 12/212:06 pm -
1 stop6h 26m
Sat 12/57:15 am -
1 stop7h 34m
Deal found 11/1$153
Thu 12/310:22 pm -
1 stop14h 45m
Mon 12/77:25 pm -
2 stops19h 24m
Deal found 11/4$159
Wed 12/212:06 pm -
1 stop11h 03m
Wed 12/98:40 am -
1 stop6h 09m
Deal found 11/4$164
Wed 12/236:59 am -
1 stop5h 12m
Wed 12/234:11 pm -
Nonstop1h 19m
Deal found 10/31$182
Wed 12/912:06 pm -
1 stop5h 20m
Wed 12/98:35 pm -
2 stops18h 14m
Deal found 11/2$188
Tue 11/177:48 am -
1 stop10h 31m
Wed 11/185:14 pm -
1 stop6h 29m
Deal found 11/2$191
Mon 12/216:00 am -
1 stop6h 11m
Mon 12/214:11 pm -
Nonstop1h 19m
Deal found 10/31$271
Thu 12/248:35 am -
1 stop4h 20m
Thu 12/244:11 pm -
Nonstop1h 19m
Deal found 10/31$282

Find flight deals from Washington, D.C. to Philadelphia

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$119
(Kiwi.com)

One-way from

$114
(Kiwi.com)

Popular in

September

Cheapest in

December

Average price

$433

Good round-trip deal

$385 or less

Good one-way deal

$236 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Philadelphia flights.
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From Washington, D.C. (WAS) to Philadelphia
Search Deals
One-way flight from Washington, D.C. (WAS) to Philadelphia
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($146 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2026
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Price to beat on a round-trip flight from Washington, D.C. (WAS) to Philadelphia.
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Price to beat on a one-way flight from Washington, D.C. (WAS) to Philadelphia.
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Cheapflights 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 Washington, D.C. Dulles Intl - PHL Philadelphia

IADPHL

Washington, D.C. Dulles Intl

Mon 1/4

10:59 pm-4:52 pm

2 stops17h 53m

Philadelphia

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$126

Washington, D.C.Philadelphia

DCA Washington, D.C. Reagan-National - PHL Philadelphia

DCAPHL

Washington, D.C. Reagan-National

Tue 12/22

2:19 pm-6:45 pm

1 stop4h 26m

Philadelphia

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$146

Washington, D.C.Philadelphia

DCA Washington, D.C. Reagan-National - PHL Philadelphia

DCAPHL

Washington, D.C. Reagan-National

Fri 12/11

1:00 pm-6:43 pm

1 stop5h 43m

Philadelphia

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$146

Washington, D.C.Philadelphia

IAD Washington, D.C. Dulles Intl - PHL Philadelphia

IADPHL

Washington, D.C. Dulles Intl

Mon 11/23

9:35 pm-8:02 am

1 stop10h 27m

Philadelphia

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$153
Quickest round-trip

Washington, D.C.Philadelphia

DCA Washington, D.C. Reagan-National - PHL Philadelphia

DCAPHL

Washington, D.C. Reagan-National

Mon 12/21

1:34 pm-2:43 pm

Nonstop1h 09m

Philadelphia

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$155

Washington, D.C.Philadelphia

DCA Washington, D.C. Reagan-National - PHL Philadelphia

DCAPHL

Washington, D.C. Reagan-National

Mon 11/23

1:44 pm-2:58 pm

Nonstop1h 14m

Philadelphia

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$155

Washington, D.C.Philadelphia

DCA Washington, D.C. Reagan-National - PHL Philadelphia

DCAPHL

Washington, D.C. Reagan-National

Sat 11/28

9:15 am-6:54 pm

1 stop9h 39m

Philadelphia

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$179

Washington, D.C.Philadelphia

IAD Washington, D.C. Dulles Intl - PHL Philadelphia

IADPHL

Washington, D.C. Dulles Intl

Mon 11/16

9:06 pm-7:21 am

1 stop10h 15m

Philadelphia

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$184

Washington, D.C.Philadelphia

IAD Washington, D.C. Dulles Intl - PHL Philadelphia

IADPHL

Washington, D.C. Dulles Intl

Mon 11/23

10:15 pm-11:31 pm

Nonstop1h 16m

Philadelphia

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$192

Washington, D.C.Philadelphia

IAD Washington, D.C. Dulles Intl - PHL Philadelphia

IADPHL

Washington, D.C. Dulles Intl

Fri 12/18

8:38 am-9:56 am

Nonstop1h 18m

Philadelphia

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$192

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 44 resultsSorted by cheapest first
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Compare providers for flights from Washington, D.C. to Philadelphia

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Philadelphia in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Washington, D.C. with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Philadelphia

What is the cheapest month to book a flight from Washington, D.C. to Philadelphia?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Philadelphia (average of $328). Flying from Washington, D.C. to Philadelphia in March is currently the most expensive (average of $614). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WAS to PHL?

When flying from Washington, D.C. to Philadelphia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 34% versus a flight in the afternoon.

Weekly flight availability from Washington, D.C. to Philadelphia

The most flights from WAS to PHL are scheduled on a Tuesday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Washington, D.C. to Philadelphia?

Airfare is below average for this route at the moment.
Washington, D.C. to Philadelphia flights typically cost between $363 and $457 in December.
The cheapest round-trip price found within the last 5 days was $119 on Frontier (Dec 9-Dec 15).

What is the cheapest day to fly from Washington, D.C. to Philadelphia?

Travelers seeking maximum savings on their Washington, D.C. to Philadelphia flight should consider departing on Monday evenings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Washington, D.C. to Philadelphia flights

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. to Philadelphia trip
Our travel experts
Mark Chesnut

Mark Chesnut

Expert on PHL

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Philadelphia

See what other customers who have flown with United Airlines and American Airlines from Washington, D.C. to Philadelphia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.3
Good
10,461 reviews

Food

6.7

Entertainment

7.1

Overall

7.3

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.3
Good
10,461 reviews
United Airlines
7.3
Good
10,461 reviews

Food

6.7

Entertainment

7.1

Overall

7.3

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
American Airlines
7.0
Good
12,231 reviews
United Airlines
7.3
Good
10,461 reviews

Food

6.7

Entertainment

7.1

Overall

7.3

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Related info for your journey

  • What airport do you fly into for flights to Philadelphia from Washington, D.C.?

    Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Philadelphia. 2 airlines have flights to Philadelphia from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Philadelphia should not be difficult; the airport handles an average of 10 inbound flights from Washington, D.C. per day.

  • How long is the flight from Washington, D.C. to Philadelphia?

    For as low as $309, JetBlue can have you in Philadelphia from Washington, D.C. in 1h 11m. The distance between Washington, D.C. and Philadelphia is about 119 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Washington, D.C. to Philadelphia round-trip?

    Cheapflights users have booked flights from Washington, D.C. to Philadelphia round-trip from $194. Another airline that can offer you cheap pricing is American Airlines. These flights start at 58% lower than the current average price 3 months from now.

  • What are the most popular routes from Washington, D.C. to Philadelphia?

    While some choose either Washington, D.C. Reagan-National - Philadelphia or Baltimore/Washington - Philadelphia, Washington, D.C. Dulles Intl - Philadelphia is the most popular route from Washington, D.C. to Philadelphia.

  • What are the most reliable airlines from Washington, D.C. to Philadelphia?

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. to Philadelphia consider choosing CommutAir (100%), Republic Airways (100%) or Ethiopian Air (100%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Washington, D.C. to Philadelphia?

    On average you can expect to pay $528 for a flight from Washington, D.C. to Philadelphia. The cheapest flight overall is $181 while the most popular route, (Washington, D.C. Dulles Intl - Philadelphia) is currently priced at $309.

  • Can I find deals for flights from Washington, D.C. to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Philadelphia.

  • Can I find deals for business class flights from Washington, D.C. to Philadelphia?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to Philadelphia?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Philadelphia (average of $328). Flying from Washington, D.C. to Philadelphia in March is currently the most expensive (average of $614). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
King of Prussia
Reading
Camden
Dover
Ocean City
Wildwood Crest
Cherry Hill
Lewes
Plymouth Meeting
Wyomissing
Pottstown
Milford
Ephrata
Elkton
Essington
New Castle
Willow Grove
Glen Mills
Vineland

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Washington, D.C. to Philadelphia

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$194Average$431FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$289Average$435FlexibilityNo cancel feeOn-time71%

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