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London Stansted Airport to Dulles International Airport flight

Explore the cheapest one-way and round-trip flights from London Stansted Airport to Dulles International Airport over the next 90 days, with one-way fares from £381 and round-trip from £467. Based on Trip.com's latest 7-day flight data.

    • STN 06:30
      14h 15m
      1 stop
      IAD 15:45
      London - Washington D.C. | Sun, Nov 8 | Ryanair
      IAD 20:50
      15h 15m
      1 stop
      STN 17:05
      Washington D.C. - London | Fri, Nov 13 | Aer Lingus
      £467 £855
      45% off
      45% off
      £855 £467
    • STN 06:45
      14h
      1 stop
      IAD 15:45
      London - Washington D.C. | Thu, Nov 12 | Ryanair
      IAD 17:15
      12h 5m
      1 stop
      STN 10:20
      Washington D.C. - London | Mon, Nov 16 | Aer Lingus
      £470 £855
      45% off
      45% off
      £855 £470
    • STN 06:45
      14h
      1 stop
      IAD 15:45
      London - Washington D.C. | Thu, Dec 10 | Ryanair
      IAD 17:15
      11h 25m
      1 stop
      STN 09:40
      Washington D.C. - London | Sun, Dec 13 | Aer Lingus
      £475 £855
      44% off
      44% off
      £855 £475
    • STN 22:35
      22h 10m
      1 stop
      IAD 15:45
      London - Washington D.C. | Mon, Dec 14 | Ryanair
      IAD 17:15
      18h 45m
      1 stop
      STN 17:00
      Washington D.C. - London | Thu, Dec 17 | Aer Lingus
      £530
      38% off
      £855 £530
    • STN 06:30
      14h 15m
      1 stop
      IAD 15:45
      London - Washington D.C. | Sun, Dec 27 | Ryanair
      IAD 17:15
      24h 30m
      1 stop
      STN 22:45
      Washington D.C. - London | Sun, Jan 3 | Aer Lingus
      £556
      35% off
      £855 £556
    • STN 06:45
      14h
      1 stop
      IAD 15:45
      London - Washington D.C. | Fri, Dec 11 | Ryanair
      IAD 17:15
      18h 45m
      1 stop
      STN 17:00
      Washington D.C. - London | Thu, Dec 17 | Aer Lingus
      £571
      33% off
      £855 £571
    • STN 07:20
      16h 45m
      1 stop
      IAD 19:05
      London - Washington D.C. | Fri, Dec 4 | Royal Air Maroc
      IAD 21:05
      13h 5m
      1 stop
      LGW 15:10
      Washington D.C. - London | Sun, Dec 6 | Royal Air Maroc
      £595
      30% off
      £855 £595
    • STN 07:20
      16h 45m
      1 stop
      IAD 19:05
      London - Washington D.C. | Sun, Nov 22 | Royal Air Maroc
      IAD 21:05
      28h 15m
      1 stop
      STN 06:20
      Washington D.C. - London | Fri, Nov 27 | Royal Air Maroc
      £596
      30% off
      £855 £596
    • STN 07:20
      16h 45m
      1 stop
      IAD 19:05
      London - Washington D.C. | Sun, Nov 15 | Royal Air Maroc
      IAD 21:05
      13h 5m
      1 stop
      LGW 15:10
      Washington D.C. - London | Wed, Nov 18 | Royal Air Maroc
      £614
      28% off
      £855 £614
    • LON 13:00
      17h 25m
      1 stop
      WAS 14:00
      London - Washington D.C. | Fri, Oct 30 | Normal Airline
      WAS 15:00
      6h
      Direct
      LON 16:00
      Washington D.C. - London | Sun, Nov 1 | Normal Airline
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    • Cheapest
      STN 20:20
      25h
      1 stop
      IAD 16:20
      London - Washington D.C. | Sat, Dec 12 | Ryanair
      £381 £750
      49% off
      49% off
      £750 £381
    • STN 20:20
      25h
      1 stop
      IAD 16:20
      London - Washington D.C. | Sat, Dec 19 | Ryanair
      £383 £750
      49% off
      49% off
      £750 £383
    • STN 20:45
      24h 35m
      1 stop
      IAD 16:20
      London - Washington D.C. | Mon, Dec 14 | Ryanair
      £415 £750
      45% off
      45% off
      £750 £415
    • STN 08:05
      15h 25m
      1 stop
      IAD 18:30
      London - Washington D.C. | Thu, Dec 10 | Jet2.com
      £431
      43% off
      £750 £431
    • STN 07:30
      16h
      1 stop
      IAD 19:30
      London - Washington D.C. | Mon, Nov 16 | Jet2.com
      £470
      37% off
      £750 £470
    • STN 20:00
      24h 45m
      1 stop
      IAD 15:45
      London - Washington D.C. | Wed, Dec 16 | Ryanair
      £504
      33% off
      £750 £504
    • STN 07:30
      16h 35m
      1 stop
      IAD 19:05
      London - Washington D.C. | Sat, Nov 21 | Royal Air Maroc
      £542
      28% off
      £750 £542
    • STN 07:20
      16h 45m
      1 stop
      IAD 20:05
      London - Washington D.C. | Mon, Nov 16 | Royal Air Maroc
      £542
      28% off
      £750 £542
    • STN 07:20
      16h 45m
      1 stop
      IAD 19:05
      London - Washington D.C. | Mon, Nov 23 | Royal Air Maroc
      £546
      27% off
      £750 £546
    • LON 13:00
      17h 25m
      1 stop
      WAS 14:00
      London - Washington D.C. | Fri, Oct 30 | Normal Airline
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    • STN 08:05
      15h 25m
      1 stop
      IAD 18:30
      London - Washington D.C. | Thu, Dec 10 | Jet2.com
      £431 £750
      43% off
      43% off
      £750 £431
    • STN 07:30
      16h
      1 stop
      IAD 19:30
      London - Washington D.C. | Mon, Nov 16 | Jet2.com
      £470 £750
      37% off
      37% off
      £750 £470
    • STN 07:30
      16h 35m
      1 stop
      IAD 19:05
      London - Washington D.C. | Sat, Nov 21 | Royal Air Maroc
      £542 £750
      28% off
      28% off
      £750 £542
    • STN 07:30
      16h 35m
      1 stop
      IAD 19:05
      London - Washington D.C. | Sat, Dec 5 | Royal Air Maroc
      £547
      27% off
      £750 £547
    • STN 07:20
      16h 45m
      1 stop
      IAD 20:05
      London - Washington D.C. | Mon, Nov 16 | Royal Air Maroc
      £542
      28% off
      £750 £542
    • STN 07:20
      16h 45m
      1 stop
      IAD 19:05
      London - Washington D.C. | Mon, Nov 23 | Royal Air Maroc
      £546
      27% off
      £750 £546
    • STN 07:20
      16h 45m
      1 stop
      IAD 19:05
      London - Washington D.C. | Wed, Dec 2 | Royal Air Maroc
      £547
      27% off
      £750 £547
    • STN 07:20
      16h 45m
      1 stop
      IAD 19:05
      London - Washington D.C. | Mon, Nov 30 | Royal Air Maroc
      £547
      27% off
      £750 £547
    • STN 20:45
      24h 35m
      1 stop
      IAD 16:20
      London - Washington D.C. | Mon, Dec 14 | Ryanair
      £415
      45% off
      £750 £415
    • LON 13:00
      17h 25m
      1 stop
      WAS 14:00
      London - Washington D.C. | Fri, Oct 30 | Normal Airline
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Displayed flight fares from London to Washington D.C. are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from London Stansted Airport to Dulles International Airport?

The cheapest airline flying from London Stansted Airport to Dulles International Airport is Royal Air Maroc (from £291) among 4 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Royal Air Maroc
From £291
Ryanair
From £293
Jet2.com
From £301
Turkish Airlines
From £730

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What is the flight schedule from London Stansted Airport to Dulles International Airport?

Check the schedule for flights from London to Washington D.C. and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. FR256

    London Stansted Airport

    06:45

    STN

    1h 20m

    Direct

    08:05

    DUB

    S M T W T F S
    Search

  2. EI117

    Dublin Airport

    12:40

    DUB

    8h 5m

    Direct

    15:45

    IAD

    S M - W T F S

  3. FR463

    London Stansted Airport

    07:45

    STN

    1h 20m

    Direct

    09:05

    DUB

    - - T - T - -
    Search

  4. EI117

    Dublin Airport

    12:40

    DUB

    8h 5m

    Direct

    15:45

    IAD

    S M - W T F S

  5. LS1567

    London Stansted Airport

    14:40

    STN

    3h

    Direct

    16:40

    KEF

    S - - W T - S
    Search

  6. FI645

    Keflavík International Airport

    16:50

    KEF

    6h 30m

    Direct

    19:20

    IAD

    S M T W T F S

  7. AT809

    London Stansted Airport

    07:30

    STN

    3h 20m

    Direct

    10:50

    CMN

    S M T W T F S
    Search

  8. AT218

    Casablanca Mohammed V International Airport

    15:00

    CMN

    8h

    Direct

    19:00

    IAD

    - - T - T - S

  9. FR2883

    London Stansted Airport

    19:40

    STN

    1h 45m

    Direct

    22:25

    CPH

    S M T W T F S
    Search

  10. FI205

    Copenhagen Airport

    14:00

    CPH

    3h 20m

    Direct

    15:20

    KEF

    S M T W T F S

  11. FI645

    Keflavík International Airport

    16:50

    KEF

    6h 30m

    Direct

    19:20

    IAD

    S M T W T F S

  12. FR6325

    London Stansted Airport

    11:40

    STN

    2h 25m

    Direct

    15:05

    VLC

    S - - W T F S
    Search

  13. AT969

    Valencia Airport

    19:20

    VLC

    1h 40m

    Direct

    20:00

    CMN

    S M T - T F S

  14. AT218

    Casablanca Mohammed V International Airport

    15:00

    CMN

    8h

    Direct

    19:00

    IAD

    - - T - T - S

  15. FR499

    London Stansted Airport

    12:55

    STN

    2h 30m

    Direct

    16:25

    MAD

    S M T W T F S
    Search

  16. AY5367

    Madrid Barajas Airport

    12:20

    MAD

    9h 10m

    Direct

    15:30

    IAD

    S - T W T F -

  17. FR031

    London Stansted Airport

    12:45

    STN

    1h 20m

    Direct

    14:05

    DUB

    S M T W T F S
    Search

  18. EI117

    Dublin Airport

    12:40

    DUB

    8h 5m

    Direct

    15:45

    IAD

    S M - W T F S

  19. FR203

    London Stansted Airport

    07:15

    STN

    1h 20m

    Direct

    08:35

    DUB

    S M T W T F S
    Search

  20. EI117

    Dublin Airport

    12:40

    DUB

    8h 5m

    Direct

    15:45

    IAD

    S M - W T F S

  21. FR8164

    London Stansted Airport

    07:25

    STN

    2h 55m

    Direct

    11:20

    AGP

    S M T W T F S
    Search

  22. TP1139

    Málaga Airport

    06:00

    AGP

    1h 25m

    Direct

    06:25

    LIS

    S - - W T F S

  23. TP231

    Humberto Delgado Airport

    11:25

    LIS

    8h 50m

    Direct

    15:15

    IAD

    S M - W - F -
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About London Stansted Airport and Dulles International Airport

Learn about London Stansted Airport (STN) and Dulles International Airport (IAD) — including location, terminals, transportation, and travel tips.

Flight distance 5,939.72km
Cheapest one-way ticket price £381
Cheapest return ticket price £467

FAQs for London Stansted Airport to Dulles International Airport Flights

  • What are the cheapest flights from London Stansted Airport to Dulles International Airport?

    One-way flights from London Stansted Airport to Dulles International Airport currently start from £381, and round-trip fares start from £467. The current lowest fare is a Ryanair flight departing on Sat, Dec 12; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from London Stansted Airport to Dulles International Airport is £693. Prices may vary depending on the departure date, airline, and availability.
  • Enter London Stansted Airport and Dulles International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Find Cheap Flights with Trip.com

Note: Prices shown on this page are the estimated lowest prices and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please visit the customer support pages.