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Find cheap flights from Philadelphia to Washington D.C. starting at $69.

Book one-way or return flights from Philadelphia to Washington D.C. from as little as $69. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • PHL10:53
        10h 27m
        1 stop
        DCA21:20
        Wed, May 22|Philadelphia - Washington D.C.|Frontier Airlines
        $69$150
        54% OFF
        54% OFF
        $150$69
      • PHL15:59
        3h 57m
        1 stop
        DCA19:56
        Wed, Jun 5|Philadelphia - Washington D.C.|Frontier Airlines
        $69$150
        54% OFF
        54% OFF
        $150$69
      • PHL06:00
        4h 41m
        1 stop
        DCA10:41
        Wed, May 8|Philadelphia - Washington D.C.|Frontier Airlines
        $89$150
        41% OFF
        41% OFF
        $150$89
      • PHL17:10
        3h 58m
        1 stop
        IAD21:08
        Wed, May 29|Philadelphia - Washington D.C.|Frontier Airlines
        $93
        $93
      • PHL06:00
        10h 49m
        1 stop
        DCA16:49
        Tue, Jun 4|Philadelphia - Washington D.C.|Frontier Airlines
        $94
        $94
      • PHL05:30
        7h 13m
        1 stop
        DCA12:43
        Sat, Jun 15|Philadelphia - Washington D.C.|Frontier Airlines
        $94
        $94
      • PHL07:35
        4h 4m
        1 stop
        IAD11:39
        Wed, May 1|Philadelphia - Washington D.C.|Frontier Airlines
        $99
        $99
      • PHL06:00
        16h 15m
        1 stop
        DCA22:15
        Wed, Jun 12|Philadelphia - Washington D.C.|Frontier Airlines
        $101
        $101
      • PHL08:10
        10h 35m
        1 stop
        DCA18:45
        Sat, May 4|Philadelphia - Washington D.C.|Frontier Airlines
        $105
        $105
      • PHL06:00
        8h 41m
        1 stop
        DCA14:41
        Mon, Apr 29|Philadelphia - Washington D.C.|Frontier Airlines
        $107
        $107
      • PHL13:00
        3h 5m
        Direct
        WAS14:00
        Fri, May 3|Philadelphia - Washington D.C.|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Philadelphia to Washington D.C.? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Philadelphia to Washington D.C.. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Find cheap airlines flights from Philadelphia to Washington D.C.

View airlines operating flights from Philadelphia to Washington D.C.. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From $69
American Airlines
From $145
Jetblue Airways
From $151
Delta Air Lines
From $156
United Airlines
From $174
Southwest Airlines
From $248
Spirit Airlines
From $357
Alaska Airlines
From $510
ANA airlines

Find more flights and airlines

Find cheap flights from Philadelphia to Washington D.C. by different airports

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Philadelphia to Washington D.C..

  • Cheapest
    Frontier Airlines
    PHL
    10:53
    10h 27m
    1 transfer
    DCA
    21:20
    Philadelphia International Airport - Ronald Reagan Washington National Airport
    Wed, May 22Frontier Airlines
    $69
  • Frontier Airlines
    PHL
    06:20
    9h 50m
    2 transfer
    IAD
    16:10
    Philadelphia International Airport - Dulles International Airport
    Sat, May 18Frontier Airlines
    $84
  • Frontier Airlines
    TTN
    09:26
    4h 58m
    1 transfer
    DCA
    14:24
    Trenton Mercer Airport - Ronald Reagan Washington National Airport
    Wed, Jun 5Frontier Airlines
    $131
  • Frontier Airlines
    TTN
    09:26
    4h 58m
    1 transfer
    DCA
    14:24
    Trenton Mercer Airport - Ronald Reagan Washington National Airport
    Wed, Jun 5Frontier Airlines
    $131
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Philadelphia (PHL) to Washington D.C. (WAS) the cheapest?

    Airlines adjust prices for flights from Philadelphia to Washington D.C. based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Philadelphia (PHL) to Washington D.C. (WAS) cost?

    According to Trip.com's data, the lowest price is around $369.

  • How long does it take to fly from Philadelphia (PHL) to Washington D.C. (WAS) and what is the distance?

    It takes around 1 hour 10 minutes to fly from Philadelphia (PHL) to Washington D.C. (WAS).

  • What are the most popular airlines that fly from Philadelphia (PHL) to Washington D.C. (WAS)?

    Airlines with flights from Philadelphia (PHL) to Washington D.C. (WAS): American Airlines, Qatar Airways, British Airways and Alaska Airlines.

How to find a cheap flight from Philadelphia to Washington D.C.

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Philadelphia to Washington D.C.. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Philadelphia to Washington D.C. Flight Information

Cheapest nonstop flight price

$69

Cheapest round-trip ticket price

$218

Off-season for travel

January

Peak season for travel

October

Flight distance

190.51km

Average flight time

1 hour 10 minutes

Popular airline

American Airlines

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