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Latest Flight Deals from Philadelphia to Washington D.C.

Book one-way or return flights from Philadelphia to Washington D.C. from as little as NZD 116. 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
        NZD 116NZD 277
        57% OFF
        57% OFF
        NZD 277NZD 116
      • PHL15:59
        3h 57m
        1 stop
        DCA19:56
        Wed, Jun 5|Philadelphia - Washington D.C.|Frontier Airlines
        NZD 116NZD 277
        57% OFF
        57% OFF
        NZD 277NZD 116
      • PHL11:13
        10h 7m
        1 stop
        DCA21:20
        Tue, May 21|Philadelphia - Washington D.C.|Frontier Airlines
        NZD 143NZD 277
        48% OFF
        48% OFF
        NZD 277NZD 143
      • PHL06:00
        4h 41m
        1 stop
        DCA10:41
        Wed, May 8|Philadelphia - Washington D.C.|Frontier Airlines
        NZD 150
        NZD 150
      • PHL17:10
        3h 58m
        1 stop
        IAD21:08
        Wed, May 29|Philadelphia - Washington D.C.|Frontier Airlines
        NZD 157
        NZD 157
      • PHL06:00
        10h 49m
        1 stop
        DCA16:49
        Tue, Jun 4|Philadelphia - Washington D.C.|Frontier Airlines
        NZD 158
        NZD 158
      • PHL05:30
        7h 13m
        1 stop
        DCA12:43
        Sat, Jun 15|Philadelphia - Washington D.C.|Frontier Airlines
        NZD 159
        NZD 159
      • PHL07:35
        4h 4m
        1 stop
        IAD11:39
        Wed, May 1|Philadelphia - Washington D.C.|Frontier Airlines
        NZD 167
        NZD 167
      • PHL06:00
        16h 15m
        1 stop
        DCA22:15
        Wed, Jun 12|Philadelphia - Washington D.C.|Frontier Airlines
        NZD 169
        NZD 169
      • PHL08:10
        10h 35m
        1 stop
        DCA18:45
        Sat, May 4|Philadelphia - Washington D.C.|Frontier Airlines
        NZD 176
        NZD 176
      • PHL13:00
        3h 5m
        Direct
        WAS14:00
        Sun, May 5|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.
Airlines Flying 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 NZD 116
Jetblue Airways
From NZD 244
American Airlines
From NZD 244
Delta Air Lines
From NZD 262
United Airlines
From NZD 284
Southwest Airlines
From NZD 418
Alaska Airlines
From NZD 858
ANA airlines

Find more flights and airlines

Alternative Routes from Philadelphia to Washington D.C.

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
    NZD 116
  • Frontier Airlines
    PHL
    06:20
    9h 50m
    2 transfer
    IAD
    16:10
    Philadelphia International Airport - Dulles International Airport
    Sat, May 18Frontier Airlines
    NZD 141
  • Frontier Airlines
    TTN
    09:26
    4h 58m
    1 transfer
    DCA
    14:24
    Trenton Mercer Airport - Ronald Reagan Washington National Airport
    Wed, Jun 5Frontier Airlines
    NZD 220
  • Frontier Airlines
    TTN
    09:26
    4h 58m
    1 transfer
    DCA
    14:24
    Trenton Mercer Airport - Ronald Reagan Washington National Airport
    Wed, Jun 5Frontier Airlines
    NZD 220
    Find More Flights

How do I find the cheapest flights?

  • 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 NZD 622.

  • 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 9 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
Flight Information from Philadelphia to Washington D.C.

Cheapest nonstop flight price

NZD 116

Cheapest round-trip ticket price

NZD 367

Off-season for travel

January

Peak season for travel

October

Flight distance

190.51km

Average flight time

1 hour 9 minutes

Popular airline

American Airlines

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