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Philadelphia International Airport to Dulles International Airport flight
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Cheap Flights from Philadelphia International Airport to Dulles International Airport

Search for flights from Philadelphia to Washington D.C.. Find affordable one-way or round-trip flights.

  • One way
  • Round-trip
sortSort by: Lowest Price
  • Sort by: Lowest Price
  • Sort by: Earliest Flight
      • PHL06:20
        9h 50m
        2 stops
        IAD16:10
        Philadelphia - Washington D.C.|Sat, May 18|Frontier Airlines
        CNY 84CNY 151
        45% OFF
        45% OFF
        CNY 151CNY 84
      • PHL17:10
        3h 58m
        1 stop
        IAD21:08
        Philadelphia - Washington D.C.|Wed, May 29|Frontier Airlines
        CNY 93CNY 151
        38% OFF
        38% OFF
        CNY 151CNY 93
      • PHL07:35
        4h 4m
        1 stop
        IAD11:39
        Philadelphia - Washington D.C.|Wed, May 8|Frontier Airlines
        CNY 96CNY 151
        37% OFF
        37% OFF
        CNY 151CNY 96
      • PHL09:55
        10h 59m
        1 stop
        IAD20:54
        Philadelphia - Washington D.C.|Wed, May 22|Frontier Airlines
        CNY 98
        CNY 98
      • PHL07:35
        4h 4m
        1 stop
        IAD11:39
        Philadelphia - Washington D.C.|Wed, May 1|Frontier Airlines
        CNY 99
        CNY 99
      • PHL06:00
        5h 7m
        1 stop
        IAD11:07
        Philadelphia - Washington D.C.|Tue, Apr 30|Frontier Airlines
        CNY 108
        CNY 108
      • PHL06:31
        5h 12m
        1 stop
        IAD11:43
        Philadelphia - Washington D.C.|Tue, Jul 2|Frontier Airlines
        CNY 118
        CNY 118
      • PHL07:30
        13h 24m
        1 stop
        IAD20:54
        Philadelphia - Washington D.C.|Mon, May 6|Frontier Airlines
        CNY 121
        CNY 121
      • PHL06:20
        14h 48m
        1 stop
        IAD21:08
        Philadelphia - Washington D.C.|Sat, May 25|Frontier Airlines
        CNY 123
        CNY 123
      • PHL06:00
        10h 10m
        2 stops
        IAD16:10
        Philadelphia - Washington D.C.|Fri, May 17|Frontier Airlines
        CNY 124
        CNY 124
      • PHL13:00
        3h 5m
        Direct
        IAD14:00
        Philadelphia - Washington D.C.|Wed, May 1|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.

Selected Airlines from Philadelphia International Airport to Dulles International Airport

View airlines operating flights from Philadelphia to Washington D.C.. Compare prices and find the airline that meets your travel needs to enjoy a comfortable journey.

Frontier Airlines
From US$84
American Airlines
From US$153
United Airlines
From US$173
Delta Air Lines
From US$196
Southwest Airlines
From US$351
Spirit Airlines
From US$357
Alaska Airlines
From US$1,170
ANA airlines
Find more flights and airlines

Find Cheaper Flights from Philadelphia to Washington D.C.

Explore other flights from Philadelphia to Washington D.C.. Find the best alternative flight.

  • 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
    US$69
  • Frontier Airlines
    PHL
    10:53
    10h 27m
    1 transfer
    DCA
    21:20
    Philadelphia International Airport - Ronald Reagan Washington National Airport
    Wed, May 22Frontier Airlines
    US$69
    Find More Flights
Flight Schedule from Philadelphia International Airport to Dulles International Airport

Check on the flight schedule from Philadelphia to Washington D.C. to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F92168

    Frontier Airlines

    06:00

    PHL

    1.4h

    07:21

    BOS

    SMTWTFS
    Search

  2. UA2098

    United Airlines

    09:30

    BOS

    1.7h

    11:11

    IAD

    SMTWTFS

  3. AA847

    American Airlines

    10:30

    PHL

    1.8h

    12:20

    CLT

    SMTWTFS
    Search

  4. AA5447

    American Airlines

    15:33

    CLT

    1.5h

    17:01

    IAD

    SMTWTFS

  5. F91517

    Frontier Airlines

    12:00

    PHL

    1.7h

    13:42

    RDU

    SMTWTFS
    Search

  6. UA2163

    United Airlines

    10:27

    RDU

    1.2h

    11:39

    IAD

    SMTWTFS

  7. F91383

    Frontier Airlines

    17:58

    PHL

    2.0h

    19:56

    CLT

    SMTWTFS
    Search

  8. UA6022

    United Airlines

    19:47

    CLT

    1.4h

    21:12

    IAD

    SMTWTFS

  9. F92059

    Frontier Airlines

    19:35

    PHL

    1.6h

    21:13

    RDU

    SMTWTFS
    Search

  10. UA2163

    United Airlines

    10:27

    RDU

    1.2h

    11:39

    IAD

    SMTWTFS
Find more flights and airlines

Philadelphia International Airport to Dulles International Airport Flights Info

Flight distance215.64km
Cheapest one-way ticket price$83
Cheapest return ticket price$215

FAQs for Philadelphia International Airport to Dulles International Airport Flights

  • How long is a flight from Philadelphia International Airport to Dulles International Airport?

    It takes around 1 hour 9 minutes to fly from Philadelphia International Airport (PHL) to Dulles International Airport (IAD).

  • How many daily flights are there from Philadelphia International Airport (PHL) to Dulles International Airport (IAD)?

    There are around 3 daily flights from Philadelphia International Airport (PHL) to Dulles International Airport (IAD).

  • When are flight tickets from Philadelphia International Airport (PHL) to Dulles International Airport (IAD) the cheapest?

    Tickets cost around $183 in July, making it the cheapest month to book. Philadelphia International Airport (PHL) to Dulles International Airport (IAD) is a popular route, so don't forget to book your tickets in advance.

  • When are flight tickets from Philadelphia International Airport (PHL) to Dulles International Airport (IAD) most expensive?

    The route from Philadelphia International Airport (PHL) to Dulles International Airport (IAD) is quite popular. Without considering departure times or holidays, tickets cost around $183 in July, the most expensive month to book this route.

  • What time does the earliest flight from Philadelphia International Airport to Dulles International Airport depart?

    The earliest flight departs from Philadelphia International Airport (PHL) at 08:46 and arrives in Dulles International Airport (IAD) at 09:45.

  • Which airline operates the most direct flights from Philadelphia International Airport (PHL) to Dulles International Airport (IAD)?

    United Airlines is a very popular airline operating an average of 8 flights per month.

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