HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Philadelphia

$76+ Cheap flights from District of Columbia to Philadelphia (PHL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PHL
Oct 19 — Oct 261
Sun 10/19
Sun 10/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from District of Columbia to Philadelphia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from District of Columbia to Philadelphia

Keep the following information in mind while searching for District of Columbia to Philadelphia flight deals. Data was last updated September 19, 2025.

Round-trip from

$174
(Kiwi.com)

One-way from

$76
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$249

Good round-trip deal

$299 or less

Good one-way deal

$173 or less
From District of Columbia to Philadelphia
Search Deals
One-way flight from District of Columbia to Philadelphia
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from District of Columbia to Philadelphia.
Search Deals
Price to beat on a one-way flight from District of Columbia to Philadelphia.
Search Deals

Find flight deals from District of Columbia to Philadelphia

Cheapest flights from District of Columbia to Philadelphia
Explore the most affordable flight options available from District of Columbia to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:10 amIAD - PHL
1 stop13h 28mMultiple Airlines
Wed 10/151:02 pmPHL - IAD
1 stop6h 44mMultiple Airlines
Deal found 9/18$174
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1512:54 pmDCA - PHL
Nonstop1h 05mAmerican Airlines
Wed 10/228:20 amPHL - DCA
Nonstop1h 09mAmerican Airlines
Deal found 9/16$179
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1012:50 pmIAD - PHL
Nonstop1h 14mUnited Airlines
Sun 10/1210:32 amPHL - IAD
Nonstop1h 13mUnited Airlines
Deal found 9/17$179
This American Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:00 amDCA - PHL
Nonstop1h 07mAmerican Airlines
Wed 10/154:35 pmPHL - DCA
Nonstop1h 04mAmerican Airlines
Deal found 9/18$184
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/312:50 pmIAD - PHL
Nonstop1h 14mUnited Airlines
Wed 10/157:58 pmPHL - IAD
Nonstop1h 07mUnited Airlines
Deal found 9/18$184
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:55 amDCA - PHL
1 stop5h 39mAmerican Airlines
Tue 9/303:44 pmPHL - DCA
Nonstop1h 10mAmerican Airlines
Deal found 9/16$187
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/11:30 pmDCA - PHL
Nonstop1h 02mAmerican Airlines
Sun 10/53:44 pmPHL - DCA
Nonstop1h 10mAmerican Airlines
Deal found 9/15$189
This United Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/48:30 amIAD - PHL
Nonstop1h 16mUnited Airlines
Wed 10/87:58 pmPHL - IAD
Nonstop1h 07mUnited Airlines
Deal found 9/19$189
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/228:22 amIAD - PHL
Nonstop1h 16mUnited Airlines
Sat 11/298:00 pmPHL - IAD
Nonstop1h 07mUnited Airlines
Deal found 9/17$192
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:55 pmIAD - PHL
Nonstop1h 13mUnited Airlines
Fri 11/288:00 pmPHL - IAD
Nonstop1h 07mUnited Airlines
Deal found 9/17$193
This American Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:00 amDCA - PHL
Nonstop1h 07mAmerican Airlines
Mon 9/296:34 pmPHL - DCA
Nonstop1h 26mAmerican Airlines
Deal found 9/18$209
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2612:50 pmIAD - PHL
Nonstop1h 14mUnited Airlines
Sun 9/2810:32 amPHL - IAD
Nonstop1h 13mUnited Airlines
Deal found 9/17$209

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 19, 2025.
Use the filters below to find and compare flights from District of Columbia to Philadelphia that are best for you.

Fly from

District of Columbia

Fly to

Philadelphia

Route

Depart

Return

Price

Washington, D.C.Philadelphia

IAD - PHL

IADPHL

Washington, D.C. Dulles Intl

Fri 10/3

6:10 am-7:38 pm

1 stop13h 28m

Philadelphia

Wed 10/15

1:02 pm-7:46 pm

1 stop6h 44m

$174

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Fri 10/31

6:59 am-8:12 am

Nonstop1h 13m

Philadelphia

Sun 11/2

7:50 pm-8:58 pm

Nonstop1h 08m

$179

Washington, D.C.Philadelphia

IAD - PHL

IADPHL

Washington, D.C. Dulles Intl

Thu 10/9

5:45 pm-6:57 pm

Nonstop1h 12m

Philadelphia

Sun 10/12

10:32 am-11:45 am

Nonstop1h 13m

$179

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Sat 10/18

12:54 pm-1:59 pm

Nonstop1h 05m

Philadelphia

Sat 10/25

8:53 am-9:59 am

Nonstop1h 06m

$179

Washington, D.C.Philadelphia

IAD - PHL

IADPHL

Washington, D.C. Dulles Intl

Fri 10/24

8:30 am-9:46 am

Nonstop1h 16m

Philadelphia

Wed 10/29

10:34 am-11:40 am

Nonstop1h 06m

$179

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Thu 12/4

1:44 pm-2:52 pm

Nonstop1h 08m

Philadelphia

Mon 12/8

3:51 pm-4:55 pm

Nonstop1h 04m

$179

Washington, D.C.Philadelphia

IAD - PHL

IADPHL

Washington, D.C. Dulles Intl

Fri 12/26

10:20 pm-11:30 pm

Nonstop1h 10m

Philadelphia

Tue 12/30

10:39 am-11:55 am

Nonstop1h 16m

$179

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Wed 10/15

6:10 am-7:21 am

Nonstop1h 11m

Philadelphia

Wed 10/22

8:20 am-9:29 am

Nonstop1h 09m

$179

Washington, D.C.Philadelphia

IAD - PHL

IADPHL

Washington, D.C. Dulles Intl

Sat 11/22

8:22 am-9:38 am

Nonstop1h 16m

Philadelphia

Tue 12/2

8:05 pm-9:15 pm

Nonstop1h 10m

$179

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Mon 11/17

1:44 pm-2:53 pm

Nonstop1h 09m

Philadelphia

Sun 11/23

7:50 pm-8:58 pm

Nonstop1h 08m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/18

Showing 1-10 of 38 results
1
2
3
4

Best time to book a flight from District of Columbia to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Philadelphia

What is the cheapest month to book a flight from District of Columbia to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from District of Columbia to Philadelphia (average of $236). Flying from District of Columbia to Philadelphia in March is currently the most expensive (average of $295). 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 DC to PHL?

Find hourly flight availability from District of Columbia to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 19, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Philadelphia as you normally would.

Weekly flight availability from District of Columbia to Philadelphia

Explore weekly flight availability from District of Columbia to Philadelphia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 19, 2025.

The most flights from USDC to PHL are scheduled on a Wednesday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Philadelphia from District of Columbia?

    Located just 7.0 mi from the city center, Philadelphia (PHL) is the airport most travelers will use when flying to Philadelphia from District of Columbia.

  • How long is the flight from District of Columbia to Philadelphia?

    Airlines like American Airlines and United Airlines fly from District of Columbia to Philadelphia in about 1h 12m. The time it takes to get you to your destination is usually consistent. District of Columbia and Philadelphia are separated by a distance of 134 mi. Most flights are nonstop.

  • What are the most reliable airlines from District of Columbia to Philadelphia?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from District of Columbia to Philadelphia on time: Mesa Airlines (83%), Air Canada (80%), Ethiopian Air (80%).

  • What are the cheapest flights from District of Columbia to Philadelphia?

    The cheapest flight price from District of Columbia to Philadelphia is $199. On average you can expect to pay $475. The most popular route, (Washington, D.C. Dulles Intl - Philadelphia), can usually be booked for $179.

  • Can I find deals for flights from District of Columbia to Philadelphia that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Philadelphia?

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

  • Can I find deals for business class flights from District of Columbia to Philadelphia?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from District of Columbia to Philadelphia (average of $236). Flying from District of Columbia to Philadelphia in March is currently the most expensive (average of $295). 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
Vineland
Wildwood
King of Prussia
Pottstown
Reading
Dewey Beach
Ephrata
Camden
Ocean City
Cherry Hill
Dover
Elkton
Essington
Willow Grove
Newark
Millville
Chester
Exton
Havre de Grace
Plymouth Meeting

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for District of Columbia to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to John F Kennedy Intl flights
Dallas/Fort Worth to John F Kennedy Intl flights
Dallas/Fort Worth to LaGuardia flights
San Francisco to John F Kennedy Intl flights
Los Angeles to Newark flights
O'Hare Intl to John F Kennedy Intl flights
O'Hare Intl to LaGuardia flights
Atlanta to John F Kennedy Intl flights
Los Angeles to LaGuardia flights
Dallas/Fort Worth to Newark flights
San Francisco to Newark flights
O'Hare Intl to Newark flights
Atlanta to LaGuardia flights
Miami to John F Kennedy Intl flights
Hobby to Newark flights
Ontario to John F Kennedy Intl flights
Fort Lauderdale to LaGuardia flights
Miami to LaGuardia flights
Hobby to LaGuardia flights
San Francisco to LaGuardia flights
Charlotte to John F Kennedy Intl flights
Fort Lauderdale to Newark flights
Hobby to John F Kennedy Intl flights
Miami to Newark flights
Raleigh to LaGuardia flights
Seattle to John F Kennedy Intl flights
Dallas/Fort Worth to Dulles Intl flights
George Bush Intcntl to Newark flights
Denver to LaGuardia flights
Atlanta to Newark flights
Burbank to Newark flights
Ontario to Newark flights
Denver to John F Kennedy Intl flights
Los Angeles to Reagan-National flights
Santa Ana to Newark flights
Orlando to John F Kennedy Intl flights
Raleigh to John F Kennedy Intl flights
Los Angeles to Dulles Intl flights
George Bush Intcntl to John F Kennedy Intl flights
Denver to Newark flights
Minneapolis to John F Kennedy Intl flights
Fort Lauderdale to John F Kennedy Intl flights
San Diego to John F Kennedy Intl flights
Seattle to Newark flights
Boston to Reagan-National flights
Austin to Newark flights
O'Hare Intl to Reagan-National flights
Santa Ana to LaGuardia flights
Austin to John F Kennedy Intl flights
George Bush Intcntl to LaGuardia flights

Top 2 airlines flying from District of Columbia to Philadelphia

Discover the top 2 airlines that operate flights from District of Columbia to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$179Average$359FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$179Average$349FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.