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Dulles International Airport to Heathrow Airport flight

Explore the cheapest one-way and round-trip flights from Dulles International Airport to Heathrow Airport over the next 90 days, with one-way fares from AED 1,044 and round-trip from AED 1,994. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        IAD 19:05
        7h 10m
        Nonstop
        LHR 06:15
        Washington D.C. - London | Sat, Nov 7 | British Airways
        LHR 12:15
        8h 25m
        Nonstop
        IAD 15:40
        London - Washington D.C. | Sat, Nov 14 | British Airways
        AED 2,713 AED 3,823
        28% off
        28% off
        AED 3,823 AED 2,713
      • IAD 19:05
        7h 10m
        Nonstop
        LHR 06:15
        Washington D.C. - London | Fri, Nov 6 | British Airways
        LHR 16:25
        8h 30m
        Nonstop
        IAD 19:55
        London - Washington D.C. | Fri, Nov 13 | British Airways
        AED 2,714 AED 3,823
        28% off
        28% off
        AED 3,823 AED 2,714
      • IAD 21:30
        14h 30m
        1 stop
        LHR 16:00
        Washington D.C. - London | Sat, Nov 7 | Scandinavian Airlines
        LHR 10:20
        11h 55m
        1 stop
        IAD 17:15
        London - Washington D.C. | Sat, Nov 14 | Scandinavian Airlines
        AED 1,994 AED 3,823
        48% off
        48% off
        AED 3,823 AED 1,994
      • IAD 20:30
        31h 50m
        1 stop
        LHR 09:20
        Washington D.C. - London | Sun, Nov 22 | Scandinavian Airlines
        LHR 19:30
        26h 45m
        1 stop
        IAD 17:15
        London - Washington D.C. | Fri, Nov 27 | Scandinavian Airlines
        AED 1,995
        48% off
        AED 3,823 AED 1,995
      • IAD 20:30
        14h 30m
        1 stop
        LHR 16:00
        Washington D.C. - London | Thu, Nov 19 | Scandinavian Airlines
        LHR 10:20
        13h 30m
        1 stop
        IAD 18:50
        London - Washington D.C. | Tue, Nov 24 | Scandinavian Airlines
        AED 1,998
        48% off
        AED 3,823 AED 1,998
      • IAD 20:30
        14h 30m
        1 stop
        LHR 16:00
        Washington D.C. - London | Tue, Nov 17 | Scandinavian Airlines
        LHR 19:30
        28h 20m
        1 stop
        IAD 18:50
        London - Washington D.C. | Mon, Nov 23 | Scandinavian Airlines
        AED 1,998
        48% off
        AED 3,823 AED 1,998
      • IAD 20:30
        14h 30m
        1 stop
        LHR 16:00
        Washington D.C. - London | Sun, Nov 15 | Scandinavian Airlines
        LHR 10:20
        11h 55m
        1 stop
        IAD 17:15
        London - Washington D.C. | Sun, Nov 22 | Scandinavian Airlines
        AED 1,998
        48% off
        AED 3,823 AED 1,998
      • IAD 20:30
        14h 30m
        1 stop
        LHR 16:00
        Washington D.C. - London | Thu, Nov 12 | Scandinavian Airlines
        LHR 10:20
        11h 55m
        1 stop
        IAD 17:15
        London - Washington D.C. | Thu, Nov 19 | Scandinavian Airlines
        AED 1,998
        48% off
        AED 3,823 AED 1,998
      • IAD 20:30
        14h 30m
        1 stop
        LHR 16:00
        Washington D.C. - London | Sat, Nov 21 | Scandinavian Airlines
        LHR 10:20
        11h 55m
        1 stop
        IAD 17:15
        London - Washington D.C. | Thu, Nov 26 | Scandinavian Airlines
        AED 1,998
        48% off
        AED 3,823 AED 1,998
      • IAD 20:20
        17h 10m
        1 stop
        LHR 18:30
        Washington D.C. - London | Tue, Oct 20 | Scandinavian Airlines
        LHR 10:20
        11h 40m
        1 stop
        IAD 17:00
        London - Washington D.C. | Mon, Oct 26 | Scandinavian Airlines
        AED 1,998
        48% off
        AED 3,823 AED 1,998
      • IAD 20:20
        14h 40m
        1 stop
        LHR 16:00
        Washington D.C. - London | Wed, Oct 28 | Scandinavian Airlines
        LHR 06:40
        15h 20m
        1 stop
        IAD 17:00
        London - Washington D.C. | Mon, Nov 2 | Scandinavian Airlines
        AED 1,998
        48% off
        AED 3,823 AED 1,998
      • IAD 20:20
        14h 40m
        1 stop
        LHR 16:00
        Washington D.C. - London | Tue, Oct 27 | Scandinavian Airlines
        LHR 10:20
        11h 40m
        1 stop
        IAD 17:00
        London - Washington D.C. | Sun, Nov 1 | Scandinavian Airlines
        AED 1,998
        48% off
        AED 3,823 AED 1,998
      • IAD 20:20
        12h 15m
        1 stop
        LHR 13:35
        Washington D.C. - London | Mon, Oct 26 | Scandinavian Airlines
        LHR 19:30
        26h 30m
        1 stop
        IAD 17:00
        London - Washington D.C. | Sat, Oct 31 | Scandinavian Airlines
        AED 1,998
        48% off
        AED 3,823 AED 1,998
      • IAD 20:20
        14h 40m
        1 stop
        LHR 16:00
        Washington D.C. - London | Sun, Oct 25 | Scandinavian Airlines
        LHR 19:30
        26h 30m
        1 stop
        IAD 17:00
        London - Washington D.C. | Sat, Oct 31 | Scandinavian Airlines
        AED 1,998
        48% off
        AED 3,823 AED 1,998
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Sat, Sep 26 | Normal Airline
        LON 15:00
        6h
        Nonstop
        WAS 16:00
        London - Washington D.C. | Mon, Sep 28 | Normal Airline
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      • Cheapest nonstop
        IAD 22:05
        7h 35m
        Nonstop
        LHR 10:40
        Washington D.C. - London | Wed, Oct 28 | Virgin Atlantic
        AED 1,220 AED 1,736
        30% off
        30% off
        AED 1,736 AED 1,220
      • IAD 22:05
        7h 35m
        Nonstop
        LHR 10:40
        Washington D.C. - London | Wed, Oct 28 | Delta Air Lines
        AED 1,232 AED 1,736
        28% off
        28% off
        AED 1,736 AED 1,232
      • IAD 19:40
        10h 10m
        1 stop
        LHR 10:50
        Washington D.C. - London | Fri, Nov 13 | Icelandair
        AED 1,044 AED 1,736
        40% off
        40% off
        AED 1,736 AED 1,044
      • IAD 20:40
        18h 50m
        1 stop
        LHR 19:30
        Washington D.C. - London | Wed, Nov 4 | Icelandair
        AED 1,054
        39% off
        AED 1,736 AED 1,054
      • IAD 20:40
        10h 10m
        1 stop
        LHR 10:50
        Washington D.C. - London | Tue, Nov 10 | Icelandair
        AED 1,055
        39% off
        AED 1,736 AED 1,055
      • IAD 20:40
        10h 10m
        1 stop
        LHR 10:50
        Washington D.C. - London | Sun, Nov 8 | Icelandair
        AED 1,056
        39% off
        AED 1,736 AED 1,056
      • IAD 20:30
        10h 25m
        1 stop
        LHR 11:55
        Washington D.C. - London | Tue, Oct 20 | Icelandair
        AED 1,061
        39% off
        AED 1,736 AED 1,061
      • IAD 20:30
        10h 25m
        1 stop
        LHR 11:55
        Washington D.C. - London | Fri, Oct 16 | Icelandair
        AED 1,082
        38% off
        AED 1,736 AED 1,082
      • IAD 20:30
        10h 25m
        1 stop
        LHR 11:55
        Washington D.C. - London | Thu, Oct 22 | Icelandair
        AED 1,082
        38% off
        AED 1,736 AED 1,082
      • IAD 20:30
        10h 25m
        1 stop
        LHR 11:55
        Washington D.C. - London | Sat, Sep 26 | Icelandair
        AED 1,085
        38% off
        AED 1,736 AED 1,085
      • IAD 20:30
        10h 25m
        1 stop
        LHR 11:55
        Washington D.C. - London | Mon, Sep 28 | Icelandair
        AED 1,085
        38% off
        AED 1,736 AED 1,085
      • IAD 23:20
        31h 35m
        1 stop
        LHR 11:55
        Washington D.C. - London | Wed, Oct 21 | Icelandair
        AED 1,101
        37% off
        AED 1,736 AED 1,101
      • IAD 20:30
        10h 25m
        1 stop
        LHR 11:55
        Washington D.C. - London | Tue, Oct 13 | Icelandair
        AED 1,104
        36% off
        AED 1,736 AED 1,104
      • IAD 19:40
        18h 50m
        1 stop
        LHR 19:30
        Washington D.C. - London | Sun, Nov 22 | Icelandair
        AED 1,118
        36% off
        AED 1,736 AED 1,118
      • WAS 13:00
        17h 25m
        1 stop
        LON 14:00
        Washington D.C. - London | Sat, Sep 26 | Normal Airline
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Displayed flight fares from Dulles International Airport to Heathrow Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Dulles International Airport to Heathrow Airport

What is the cheapest month for one-way flights from Dulles International Airport to Heathrow Airport?

Data is based on average one-way flight prices from Dulles International Airport to Heathrow Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Dulles International Airport to Heathrow Airport, the best time to buy is in October, with an average price of AED 1,856. You’ll want to avoid June, when the average price can reach as high as AED 3,656.

AED 3,656
AED 2,756
AED 1,856
AED 956
    Cheapest
  • AED 2,104
    Sep
  • AED 1,856
    Oct
  • AED 1,930
    Nov
  • AED 2,520
    Dec
  • AED 1,969
    Jan
  • AED 1,972
    Feb
  • AED 2,203
    Mar
  • AED 2,328
    Apr
  • AED 2,902
    May
  • AED 3,656
    Jun
  • AED 2,077
    Jul
  • AED 2,068
    Aug

What is the cheapest day of the week to fly from Dulles International Airport to Heathrow Airport?

The data is based on the past 12 months and shows the average ticket prices from Dulles International Airport to Heathrow Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Dulles International Airport to Heathrow Airport is Sunday, with average fares typically lower than other days. You’ll want to avoid flying on Saturday, as ticket prices are usually the highest that day.

AED 2,597
AED 2,181
AED 1,765
AED 1,349
    Cheapest
  • AED 2,507
    Mon
  • AED 2,185
    Tue
  • AED 2,219
    Wed
  • AED 2,241
    Thu
  • AED 2,386
    Fri
  • AED 2,597
    Sat
  • AED 1,765
    Sun

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

The cheapest airline flying from Dulles International Airport to Heathrow Airport is Air Canada (from AED 991) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Air Canada
From AED 991
Icelandair
From AED 1,044
ITA Airways
From AED 1,150
Virgin Atlantic
From AED 1,197
Delta Air Lines
From AED 1,212
United Airlines
From AED 1,227
Lufthansa
From AED 1,241
Iberia
From AED 1,268
KLM
From AED 1,273
Air France
From AED 1,273

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What is the flight schedule from Dulles International Airport to Heathrow Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. FI644

    Dulles International Airport

    20:30

    IAD

    5h 55m

    Nonstop

    06:25

    KEF

    S M - W T F -
    Search

  2. FI450

    Keflavík International Airport

    07:40

    KEF

    3h 15m

    Nonstop

    11:55

    LHR

    S M T W T F S

  3. VS4471

    Dulles International Airport

    16:00

    IAD

    1h 56m

    Nonstop

    17:56

    ATL

    S M T W T F S
    Search

  4. VS4044

    Hartsfield–Jackson Atlanta International Airport

    17:05

    ATL

    8h 20m

    Nonstop

    06:25

    LHR

    S M T W T F S

  5. AC8724

    Dulles International Airport

    09:55

    IAD

    1h 38m

    Nonstop

    11:33

    YUL

    S M T W T F S
    Search

  6. AC864

    Montréal-Pierre Elliott Trudeau International Airport

    18:40

    YUL

    6h 50m

    Nonstop

    06:30

    LHR

    S M T W T F S

  7. AZ619

    Dulles International Airport

    16:45

    IAD

    8h 45m

    Nonstop

    07:30

    FCO

    S M - W - F S
    Search

  8. AZ204

    Leonardo da Vinci–Fiumicino Airport

    13:50

    FCO

    2h 50m

    Nonstop

    15:40

    LHR

    S M T W T F S

  9. FI644

    Dulles International Airport

    20:30

    IAD

    5h 55m

    Nonstop

    06:25

    KEF

    S M - W T F -
    Search

  10. FI454

    Keflavík International Airport

    16:10

    KEF

    3h 10m

    Nonstop

    20:20

    LHR

    S M T W T F S

  11. FI644

    Dulles International Airport

    20:30

    IAD

    5h 55m

    Nonstop

    06:25

    KEF

    S M - W T F -
    Search

  12. FI204

    Keflavík International Airport

    07:40

    KEF

    3h 15m

    Nonstop

    12:55

    CPH

    S M T W T F S

  13. SK1501

    Copenhagen Airport

    20:40

    CPH

    2h

    Nonstop

    21:40

    LHR

    S M T W T - S

  14. FI648

    Dulles International Airport

    23:20

    IAD

    5h 50m

    Nonstop

    09:10

    KEF

    - - T - T - S
    Search

  15. FI450

    Keflavík International Airport

    07:40

    KEF

    3h 15m

    Nonstop

    11:55

    LHR

    S M T W T F S

  16. FI644

    Dulles International Airport

    20:30

    IAD

    5h 55m

    Nonstop

    06:25

    KEF

    S M - W T F -
    Search

  17. FI216

    Keflavík International Airport

    16:30

    KEF

    3h 15m

    Nonstop

    21:45

    CPH

    S M T W T F S

  18. SK1501

    Copenhagen Airport

    20:40

    CPH

    2h

    Nonstop

    21:40

    LHR

    S M T W T - S
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About Dulles International Airport and Heathrow Airport

Learn about Dulles International Airport (IAD) and Heathrow Airport (LHR) — including location, terminals, transportation, and travel tips.

Flight distance 5,907.82 km
Cheapest one-way ticket price AED 1,044
Cheapest return ticket price AED 1,994

FAQs for Dulles International Airport to Heathrow Airport Flights

  • How long is the flight from Dulles International Airport to Heathrow Airport?

    Dulles International Airport to Heathrow Airport takes about 6 hours 43 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 16 daily flights from Dulles International Airport (IAD) to Heathrow Airport (LHR).
  • The earliest flight from Dulles International Airport to Heathrow Airport departs at 17:45, and the last departs at 22:25, with about 7 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Dulles International Airport (IAD) to Heathrow Airport (LHR) is quite popular. Without considering departure times or holidays, tickets cost around AED 2,406 in December, the most expensive month to book this route.
  • The latest flight departs from Dulles International Airport (IAD) at 19:25 and arrives in Heathrow Airport (LHR) at 07:45.
    • The distance from London Gatwick Airport to downtown is about 39 km, by taxi about 50 minutes.
    • The distance from Heathrow Airport to downtown is about 23 km, by taxi about 40 minutes.
    • The distance from London Luton Airport to downtown is about 44 km, by taxi about 1 hour.
  • British Airways is a very popular airline operating an average of 5126 flights per month.
  • One-way flights from Dulles International Airport to Heathrow Airport currently start from AED 1,044, and round-trip fares start from AED 1,994. The current lowest fare is a Icelandair flight departing on Fri, Nov 13; prices may vary depending on availability.
  • Yes. British Airways, United Airlines and Virgin Atlantic operate direct flights from Dulles International Airport to Heathrow Airport, with an average flight time of 6 hours 39 minutes, and around 41 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Dulles International Airport to Heathrow Airport is AED 1,992. Prices may vary depending on the departure date, airline, and availability.
  • Dulles International Airport to Heathrow Airport operates around 42 weekly flights, mainly by British Airways, United Airlines and Virgin Atlantic. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Dulles International Airport and Heathrow 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.

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