HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
District of Columbia

$120+ Cheap flights from Philadelphia (PHL) to District of Columbia

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 7/31. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — IAD
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia to District of Columbia 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 Philadelphia to District of Columbia

Keep the following information in mind while searching for Philadelphia to District of Columbia flight deals. Data was last updated July 3, 2025.

Round-trip from

$179
(American Airlines)

One-way from

$120
(Orbitz)

Popular in

December

Cheapest in

November

Average price

$294

Good round-trip deal

$338 or less

Good one-way deal

$290 or less
From Philadelphia to District of Columbia
Search Deals
One-way flight from Philadelphia to District of Columbia
Search Deals
High demand for flights, 6% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Philadelphia to District of Columbia.
Search Deals
Price to beat on a one-way flight from Philadelphia to District of Columbia.
Search Deals

Find flight deals from Philadelphia to District of Columbia

Cheapest flights from Philadelphia to District of Columbia
Explore the most affordable flight options available from Philadelphia to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/1. 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 7/3010:26 amPHL - DCA
Nonstop1h 06mAmerican Airlines
Mon 8/46:10 amDCA - PHL
Nonstop1h 11mAmerican Airlines
Deal found 7/1$179
This United Airlines deal was found by Cheapflights users on 7/2. 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 7/3110:40 amPHL - IAD
Nonstop1h 00mUnited Airlines
Mon 8/1110:05 pmIAD - PHL
Nonstop1h 09mUnited Airlines
Deal found 7/2$179
This JetBlue deal was found by Cheapflights users on 7/1. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2910:15 amPHL - DCA
1 stop7h 50mJetBlue
Tue 8/510:30 amDCA - PHL
1 stop6h 25mJetBlue
Deal found 7/1$201
This Frontier deal was found by Cheapflights users on 6/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2410:29 pmPHL - IAD
1 stop14h 13mFrontier
Sun 7/277:46 pmIAD - PHL
1 stop15h 48mFrontier
Deal found 6/30$201
This Mytrip deal was found by Cheapflights users on 7/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/277:09 pmPHL - IAD
2 stops15h 35mMultiple Airlines
Sat 8/308:12 pmIAD - PHL
2 stops16h 49mMultiple Airlines
Deal found 7/3$259
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Sat 7/126:08 amPHL - IAD
1 stop4h 29mAmerican Airlines
Tue 7/156:35 amIAD - PHL
1 stop4h 02mAmerican Airlines
Deal found 7/2$289
This Frontier deal was found by Cheapflights users on 7/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/96:15 amPHL - DCA
1 stop10h 44mFrontier
Thu 7/106:00 pmDCA - PHL
1 stop11h 09mFrontier
Deal found 7/2$344
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Mon 7/286:30 amPHL - DCA
1 stop6h 28mUnited Airlines
Mon 8/48:00 pmDCA - PHL
1 stop14h 47mUnited Airlines
Deal found 7/1$465

Cheapflights Fare Finder

Customize your flight search to find flights from Philadelphia to District of Columbia 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 July 3, 2025.
Use the filters below to find and compare flights from Philadelphia to District of Columbia that are best for you.

Fly from

Philadelphia

Fly to

District of Columbia

Route

Depart

Return

Price

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Wed 7/30

10:26 am-11:32 am

Nonstop1h 06m

Washington, D.C. Reagan-National

Mon 8/4

6:10 am-7:21 am

Nonstop1h 11m

$179

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Thu 7/31

7:59 pm-9:08 pm

Nonstop1h 09m

Washington, D.C. Dulles Intl

Thu 8/7

10:05 pm-11:14 pm

Nonstop1h 09m

$179

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Tue 7/29

10:15 am-6:05 pm

1 stop7h 50m

Washington, D.C. Reagan-National

Tue 8/5

10:30 am-4:55 pm

1 stop6h 25m

$201

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Thu 7/24

10:29 pm-12:42 pm

1 stop14h 13m

Washington, D.C. Dulles Intl

Sun 7/27

7:46 pm-11:34 am

1 stop15h 48m

$201

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Wed 8/27

7:09 pm-10:44 am

2 stops15h 35m

Washington, D.C. Dulles Intl

Sat 8/30

8:12 pm-1:01 pm

2 stops16h 49m

$259

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Sat 7/12

6:08 am-10:37 am

1 stop4h 29m

Washington, D.C. Dulles Intl

Tue 7/15

8:06 pm-12:25 am

1 stop4h 19m

$289

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Thu 7/10

1:02 pm-9:57 pm

1 stop8h 55m

Washington, D.C. Reagan-National

Fri 7/11

1:00 pm-10:09 pm

1 stop9h 09m

$369

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Mon 7/28

6:30 am-12:58 pm

1 stop6h 28m

Washington, D.C. Reagan-National

Mon 8/4

8:00 pm-10:47 am

1 stop14h 47m

$465

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Thu 7/31

6:45 pm-12:12 am

1 stop5h 27m

$120

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Sat 8/9

5:21 pm-11:08 am

2 stops17h 47m

$122

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 16 results
1
2

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

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Philadelphia 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 Philadelphia to District of Columbia

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

Currently, August is the cheapest month in which you can book a flight from Philadelphia to District of Columbia (average of $309). Flying from Philadelphia to District of Columbia in July is currently the most expensive (average of $345). 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 PHL to DC?

Find hourly flight availability from Philadelphia to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

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

Weekly flight availability from Philadelphia to District of Columbia

Explore weekly flight availability from Philadelphia to District of Columbia. 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 July 3, 2025.

The most flights from PHL to USDC are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to District of Columbia. Reviews last updated July 3, 2025.
Get a feel of what it's like to fly with United Airlines, JetBlue, and American Airlines from Philadelphia to District of Columbia by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,861 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,861 reviews
United Airlines
7.4
Good
8,861 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
JetBlue
7.3
Good
2,916 reviews
United Airlines
7.4
Good
8,861 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,861 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Frontier
5.9
Fair
3,286 reviews
United Airlines
7.4
Good
8,861 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to District of Columbia. 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 from for flights from Philadelphia to District of Columbia?

    Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Philadelphia to District of Columbia.

  • What are the cheapest airlines to fly from Philadelphia to District of Columbia one-way?

    One-way options have recently been found by users for as low as $120 on Frontier. Other airlines that offer cheap prices include JetBlue from $172 and American Airlines from $204 one-way.

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

    The top 3 most reliable airlines when flying from Philadelphia to District of Columbia are ANA (82%), Air Canada (82%) and Avianca (70%).

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

    On average you can expect to pay $1,392 for a flight from Philadelphia to District of Columbia. The cheapest flight overall is $198 while the most popular route, (Philadelphia - Washington, D.C. Dulles Intl) is currently priced at $179.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Philadelphia to District of Columbia (average of $309). Flying from Philadelphia to District of Columbia in July is currently the most expensive (average of $345). 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

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 Philadelphia to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Las Vegas flights
LaGuardia to Dallas/Fort Worth flights
John F Kennedy Intl to Miami flights
Newark to Los Angeles flights
John F Kennedy Intl to O'Hare Intl flights
LaGuardia to Fort Lauderdale flights
Newark to Fort Lauderdale flights
John F Kennedy Intl to Orlando flights
Newark to O'Hare Intl flights
LaGuardia to O'Hare Intl flights
John F Kennedy Intl to Seattle flights
John F Kennedy Intl to Atlanta flights
John F Kennedy Intl to Dallas/Fort Worth flights
Newark to Seattle flights
John F Kennedy Intl to San Francisco flights
Newark to Miami flights
LaGuardia to Miami flights
John F Kennedy Intl to Fort Lauderdale flights
Newark to Orlando flights
Newark to Las Vegas flights
Newark to San Francisco flights
Newark to Dallas/Fort Worth flights
John F Kennedy Intl to Denver flights
LaGuardia to Atlanta flights
LaGuardia to Denver flights
Newark to Atlanta flights
Dulles Intl to Atlanta flights
Dulles Intl to Dallas/Fort Worth flights
Reagan-National to Seattle flights
LaGuardia to Orlando flights
LaGuardia to Los Angeles flights
John F Kennedy Intl to Tampa flights
Dulles Intl to Los Angeles flights
Reagan-National to Los Angeles flights
Philadelphia to O'Hare Intl flights
Dulles Intl to Las Vegas flights
Dulles Intl to Miami flights
Reagan-National to Miami flights
LaGuardia to Hobby flights
Philadelphia to Orlando flights
LaGuardia to Las Vegas flights
Reagan-National to O'Hare Intl flights
Dulles Intl to Seattle flights
LaGuardia to Seattle flights
John F Kennedy Intl to Ontario flights
Newark to Denver flights
John F Kennedy Intl to West Palm Beach flights
Newark to Hobby flights
John F Kennedy Intl to Hobby flights

Top 2 airlines flying from Philadelphia to District of Columbia

Discover the top 2 airlines that operate flights from Philadelphia to District of Columbia. 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$159Average$221FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$189Average$270FlexibilityNo cancel feeOn-time69%

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.