$103 Cheap Flights from Philadelphia (PHL) to Washington (DCA)

View $103 flight on Thu, Jan 22, 2026Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA)

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Cheap Flights from Philadelphia to Washington (PHL-DCA)

Prices were available within the past 7 days and start at $103 for one-way flights and $174 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Tue, Dec 9 - Tue, Dec 16
PHL
Philadelphia
DCA
Washington
$174 Roundtrip, found 5 days ago
$174
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Dec 9 from Philadelphia to Washington, returning Tue, Dec 16, priced at $174 found 5 days ago
Southwest Airlines
Tue, Dec 9 - Tue, Dec 16
PHL
Philadelphia
DCA
Washington
$179 Roundtrip, found 5 days ago
$179
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Dec 9 from Philadelphia to Washington, returning Tue, Dec 16, priced at $179 found 5 days ago
American Airlines
Sat, Jan 17 - Tue, Jan 20
PHL
Philadelphia
DCA
Washington
$179 Roundtrip, found 1 hour ago
$179
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Jan 17 from Philadelphia to Washington, returning Tue, Jan 20, priced at $179 found 1 hour ago
JetBlue Airways
Tue, Dec 9 - Tue, Dec 16
PHL
Philadelphia
DCA
Washington
$181 Roundtrip, found 5 days ago
$181
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Tue, Dec 9 from Philadelphia to Washington, returning Tue, Dec 16, priced at $181 found 5 days ago
JetBlue Airways
Tue, Dec 9 - Tue, Dec 16
PHL
Philadelphia
DCA
Washington
$184 Roundtrip, found 5 days ago
$184
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Tue, Dec 9 from Philadelphia to Washington, returning Tue, Dec 16, priced at $184 found 5 days ago
Southwest Airlines
Wed, Jan 21 - Wed, Jan 28
PHL
Philadelphia
DCA
Washington
$185 Roundtrip, found 6 days ago
$185
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, Jan 21 from Philadelphia to Washington, returning Wed, Jan 28, priced at $185 found 6 days ago
Southwest Airlines
Tue, Dec 9 - Tue, Dec 16
PHL
Philadelphia
DCA
Washington
$186 Roundtrip, found 5 days ago
$186
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Dec 9 from Philadelphia to Washington, returning Tue, Dec 16, priced at $186 found 5 days ago
American Airlines
Thu, Nov 13 - Sat, Nov 15
PHL
Philadelphia
DCA
Washington
$189 Roundtrip, found 2 hours ago
$189
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Thu, Nov 13 from Philadelphia to Washington, returning Sat, Nov 15, priced at $189 found 2 hours ago
United
Sun, Dec 21 - Thu, Dec 25
PHL
Philadelphia
DCA
Washington
$424 Roundtrip, found 5 days ago
$424
Roundtrip
found 5 days ago
Select United flight, departing Sun, Dec 21 from Philadelphia to Washington, returning Thu, Dec 25, priced at $424 found 5 days ago
Delta
Thu, Nov 27 - Fri, Nov 28
PHL
Philadelphia
DCA
Washington
$450 Roundtrip, found 1 day ago
$450
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Nov 27 from Philadelphia to Washington, returning Fri, Nov 28, priced at $450 found 1 day ago

Find the cheapest month to fly from Philadelphia (PHL) to Washington (DCA)

May is typically the cheapest month to fly

From $169 - $440 per traveler.

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Cheapest option available. Average driving time to city center is 40 minutes. Flights from $207
BWI
Baltimore Washington Intl. Thurgood Marshall
Cheapest
Average driving time to city center40 min
Flights from $207
Select flight to Washington Dulles Intl. IAD. Average driving time to city center is 36 minutes. Flights from $244
IAD
Washington Dulles Intl.
Average driving time to city center36 min
Flights from $244

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA) cost?
Secure a cheap one-way flight from $103 or cheap return flight from $174 from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA)?
The cheapest month to fly from PHL to DCA is December, when demand is low. Off-peak months are often when better flight deals are available between these airports.
Which airlines fly direct from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA)?
When flying out of Philadelphia Intl. Airport (PHL), you can board a direct flight to Ronald Reagan Washington National Airport (DCA) with American Airlines.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from PHL to DCA. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA)?
With an average of 3 direct flights that operate from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA) daily, you'll be up in the air in no time.
What are the most popular departure times for flights from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA)?
Flights between PHL and DCA tend to be busiest at 3 PM. For a quieter experience and possibly cheaper fares, choose a time outside the usual busy windows.
What day of the week has the most flights from PHL to DCA?
If you fly on a Friday, you'll get the widest range of options for flights from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA).
What is the earliest flight from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA)?
Catch the earliest flight at around 5:30AM UTC-5, leaving from Philadelphia Intl. Airport (PHL). You'll be in the air for around 1h 8m, landing at Ronald Reagan Washington National Airport (DCA) at approximately 6:38AM UTC-5.
How long does it take to fly from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA)?
Flights from PHL to DCA have an average travel time of 1 hour and 7 minutes. The total distance between these two airports is 120 mi.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA)?
To land at Ronald Reagan Washington National Airport (DCA) on time, pick a flight that leaves Philadelphia Intl. Airport (PHL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Washington from Philadelphia Intl. Airport (PHL)?
You'll touch down at Ronald Reagan Washington National Airport (DCA) or Washington Dulles Intl. Airport (IAD) when traveling to Washington on a direct flight from Philadelphia Intl. Airport (PHL).
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA) last-minute?
Waiting until just before your trip to book a flight from PHL to DCA often results in higher prices. Although you may find some last-minute discounts, there's no guarantee. Allow some flexibility in your schedule for the best chance of landing a bargain.
Is it cheaper to book a PHL to DCA flight and hotel package?
Booking a PHL to DCA flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our wide range of accommodations and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Ronald Reagan Washington National Airport (DCA)?
Generally, it's possible to reschedule or cancel your PHL to DCA flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$174
Distance
119 mi
Average flight time
1 hour 7 mins

Book with confidence

Philadelphia to Washington Flights

The cheapest times to fly from Philadelphia to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Philadelphia to Washington are during the month of December. You can find some of the cheapest flights from Philadelphia to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Washington

Sunday is one of the best days to book for cheap flights from Philadelphia to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Philadelphia to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Philadelphia to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $103 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Philadelphia to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Philadelphia to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Philadelphia to Washington Flights

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