$77 Cheap Flights from Philadelphia (PHL) to Washington (DCA)

View $77 flight on Wed, Oct 29, 2025Opens 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 $77 for one-way flights and $164 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Sat, Jan 17 - Tue, Jan 20
PHL
Philadelphia
DCA
Washington
$164 Roundtrip, found 19 hours ago
$164
Roundtrip
found 19 hours ago
Select Southwest Airlines flight, departing Sat, Jan 17 from Philadelphia to Washington, returning Tue, Jan 20, priced at $164 found 19 hours ago
Southwest Airlines
Wed, Oct 29 - Thu, Oct 30
PHL
Philadelphia
DCA
Washington
$174 Roundtrip, found 19 hours ago
$174
Roundtrip
found 19 hours ago
Select Southwest Airlines flight, departing Wed, Oct 29 from Philadelphia to Washington, returning Thu, Oct 30, priced at $174 found 19 hours ago
American Airlines
Fri, Jan 9 - Sat, Jan 10
PHL
Philadelphia
DCA
Washington
$179 Roundtrip, found 4 hours ago
$179
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Fri, Jan 9 from Philadelphia to Washington, returning Sat, Jan 10, priced at $179 found 4 hours ago
Southwest Airlines
Wed, Oct 29 - Thu, Oct 30
PHL
Philadelphia
DCA
Washington
$183 Roundtrip, found 19 hours ago
$183
Roundtrip
found 19 hours ago
Select Southwest Airlines flight, departing Wed, Oct 29 from Philadelphia to Washington, returning Thu, Oct 30, priced at $183 found 19 hours ago
American Airlines
Sat, Sep 27 - Sat, Oct 4
PHL
Philadelphia
DCA
Washington
$184 Roundtrip, found 3 hours ago
$184
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Sat, Sep 27 from Philadelphia to Washington, returning Sat, Oct 4, priced at $184 found 3 hours ago
Southwest Airlines
Wed, Oct 29 - Thu, Oct 30
PHL
Philadelphia
DCA
Washington
$187 Roundtrip, found 19 hours ago
$187
Roundtrip
found 19 hours ago
Select Southwest Airlines flight, departing Wed, Oct 29 from Philadelphia to Washington, returning Thu, Oct 30, priced at $187 found 19 hours ago
American Airlines
Fri, Sep 26 - Sun, Sep 28
PHL
Philadelphia
DCA
Washington
$189 Roundtrip, found 15 hours ago
$189
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Fri, Sep 26 from Philadelphia to Washington, returning Sun, Sep 28, priced at $189 found 15 hours ago
JetBlue Airways
Mon, Nov 3 - Wed, Nov 5
PHL
Philadelphia
DCA
Washington
$193 Roundtrip, found 2 days ago
$193
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Mon, Nov 3 from Philadelphia to Washington, returning Wed, Nov 5, priced at $193 found 2 days ago
JetBlue Airways
Fri, Oct 17 - Wed, Oct 22
PHL
Philadelphia
DCA
Washington
$195 Roundtrip, found 3 days ago
$195
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Fri, Oct 17 from Philadelphia to Washington, returning Wed, Oct 22, priced at $195 found 3 days ago
United
Tue, Oct 21 - Fri, Oct 24
PHL
Philadelphia
DCA
Washington
$379 Roundtrip, found 1 day ago
$379
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 21 from Philadelphia to Washington, returning Fri, Oct 24, priced at $379 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. Average driving time to city center is 40 minutes. Flights from $364
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city center40 min
Flights from $364
Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city center is 36 minutes. Flights from $184
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city center36 min
Flights from $184
Flights from Philadelphia (PHL) to Washington (DCA)
Origin airport
Philadelphia Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$162
Distance
119 mi
Average flight time
1 hour 17 mins

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 January. 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 $77 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.

 

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 $77 or cheap return flight from $164 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 January, 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.

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*Available to One Key members.