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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 TRY 14,278 and round-trip from TRY 26,153. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      IAD 21:55
      7h 15m
      LHR 10:10
      Washington D.C. - London | Wed, Dec 9 | British Airways
      LHR 16:25
      8h 30m
      IAD 19:55
      London - Washington D.C. | Tue, Dec 15 | British Airways
      TRY 35,256 TRY 50,555
      30% off
      30% off
      TRY 50,555 TRY 35,256
    • IAD 18:20
      7h 20m
      LHR 06:40
      Washington D.C. - London | Wed, Dec 9 | United Airlines
      LHR 12:05
      8h 35m
      IAD 15:40
      London - Washington D.C. | Tue, Dec 15 | United Airlines
      TRY 35,894 TRY 50,555
      28% off
      28% off
      TRY 50,555 TRY 35,894
    • IAD 20:30
      14h 30m
      LHR 16:00
      Washington D.C. - London | Wed, Nov 18 | Scandinavian Airlines
      LHR 10:20
      11h 55m
      IAD 17:15
      London - Washington D.C. | Wed, Nov 25 | Scandinavian Airlines
      TRY 26,153 TRY 50,555
      48% off
      48% off
      TRY 50,555 TRY 26,153
    • IAD 20:30
      14h 30m
      LHR 16:00
      Washington D.C. - London | Wed, Nov 11 | Scandinavian Airlines
      LHR 10:20
      11h 55m
      IAD 17:15
      London - Washington D.C. | Wed, Nov 18 | Scandinavian Airlines
      TRY 26,657
      47% off
      TRY 50,555 TRY 26,657
    • IAD 20:30
      14h 30m
      LHR 16:00
      Washington D.C. - London | Thu, Nov 19 | Scandinavian Airlines
      LHR 10:20
      11h 55m
      IAD 17:15
      London - Washington D.C. | Thu, Nov 26 | Scandinavian Airlines
      TRY 26,776
      47% off
      TRY 50,555 TRY 26,776
    • IAD 20:30
      14h 30m
      LHR 16:00
      Washington D.C. - London | Thu, Nov 12 | Scandinavian Airlines
      LHR 10:20
      11h 55m
      IAD 17:15
      London - Washington D.C. | Mon, Nov 16 | Scandinavian Airlines
      TRY 27,013
      47% off
      TRY 50,555 TRY 27,013
    • IAD 21:30
      14h 30m
      LHR 16:00
      Washington D.C. - London | Wed, Nov 4 | Scandinavian Airlines
      LHR 10:20
      11h 55m
      IAD 17:15
      London - Washington D.C. | Wed, Nov 11 | Scandinavian Airlines
      TRY 27,021
      47% off
      TRY 50,555 TRY 27,021
    • IAD 20:30
      14h 30m
      LHR 16:00
      Washington D.C. - London | Mon, Nov 16 | Scandinavian Airlines
      LHR 10:20
      13h 30m
      IAD 18:50
      London - Washington D.C. | Sat, Nov 21 | Scandinavian Airlines
      TRY 27,065
      46% off
      TRY 50,555 TRY 27,065
    • IAD 20:30
      14h 30m
      LHR 16:00
      Washington D.C. - London | Sat, Nov 14 | Scandinavian Airlines
      LHR 19:30
      28h 20m
      IAD 18:50
      London - Washington D.C. | Fri, Nov 20 | Scandinavian Airlines
      TRY 27,065
      46% off
      TRY 50,555 TRY 27,065
    • WAS 13:00
      17h 25m
      1 stop
      LON 14:00
      Washington D.C. - London | Mon, Oct 19 | Normal Airline
      LON 15:00
      6h
      Direct
      WAS 16:00
      London - Washington D.C. | Wed, Oct 21 | Normal Airline
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    • Cheapest
      IAD 20:40
      18h 50m
      1 stop
      LHR 19:30
      Washington D.C. - London | Sun, Nov 1 | Icelandair
      TRY 14,278 TRY 22,585
      37% off
      37% off
      TRY 22,585 TRY 14,278
    • Cheapest
      IAD 19:40
      10h 10m
      1 stop
      LHR 10:50
      Washington D.C. - London | Sun, Nov 8 | Icelandair
      TRY 14,278 TRY 22,585
      37% off
      37% off
      TRY 22,585 TRY 14,278
    • IAD 20:40
      10h 10m
      1 stop
      LHR 10:50
      Washington D.C. - London | Sat, Nov 7 | Icelandair
      TRY 14,285 TRY 22,585
      37% off
      37% off
      TRY 22,585 TRY 14,285
    • IAD 23:20
      16h
      1 stop
      LHR 20:20
      Washington D.C. - London | Sun, Oct 18 | Icelandair
      TRY 14,300
      37% off
      TRY 22,585 TRY 14,300
    • IAD 20:40
      10h 10m
      1 stop
      LHR 10:50
      Washington D.C. - London | Thu, Nov 5 | Icelandair
      TRY 14,300
      37% off
      TRY 22,585 TRY 14,300
    • IAD 20:30
      10h 25m
      1 stop
      LHR 11:55
      Washington D.C. - London | Mon, Oct 26 | Icelandair
      TRY 14,344
      36% off
      TRY 22,585 TRY 14,344
    • IAD 19:40
      10h 10m
      1 stop
      LHR 10:50
      Washington D.C. - London | Sun, Nov 22 | Icelandair
      TRY 14,344
      36% off
      TRY 22,585 TRY 14,344
    • IAD 19:40
      10h 10m
      1 stop
      LHR 10:50
      Washington D.C. - London | Sun, Nov 15 | Icelandair
      TRY 14,344
      57% off
      TRY 33,996 TRY 14,344
    • IAD 20:30
      18h 50m
      1 stop
      LHR 20:20
      Washington D.C. - London | Thu, Oct 22 | Icelandair
      TRY 14,352
      36% off
      TRY 22,585 TRY 14,352
    • WAS 13:00
      17h 25m
      1 stop
      LON 14:00
      Washington D.C. - London | Mon, Oct 19 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      IAD 18:20
      7h 20m
      Direct
      LHR 06:40
      Washington D.C. - London | Tue, Dec 29 | United Airlines
      TRY 15,775 TRY 33,996
      54% off
      54% off
      TRY 33,996 TRY 15,775
    • IAD 20:45
      7h 25m
      Direct
      LHR 09:10
      Washington D.C. - London | Thu, Jan 7 | Virgin Atlantic
      TRY 18,733 TRY 33,996
      45% off
      45% off
      TRY 33,996 TRY 18,733
    • IAD 22:15
      7h 35m
      Direct
      LHR 10:50
      Washington D.C. - London | Thu, Dec 10 | United Airlines
      TRY 19,326 TRY 33,996
      43% off
      43% off
      TRY 33,996 TRY 19,326
    • IAD 18:55
      7h 25m
      Direct
      LHR 07:20
      Washington D.C. - London | Mon, Nov 9 | Virgin Atlantic
      TRY 21,920
      36% off
      TRY 33,996 TRY 21,920
    • IAD 18:55
      7h 25m
      Direct
      LHR 07:20
      Washington D.C. - London | Wed, Nov 4 | Virgin Atlantic
      TRY 22,202
      35% off
      TRY 33,996 TRY 22,202
    • IAD 18:55
      7h 25m
      Direct
      LHR 07:20
      Washington D.C. - London | Tue, Nov 10 | Virgin Atlantic
      TRY 22,224
      35% off
      TRY 33,996 TRY 22,224
    • IAD 18:55
      7h 25m
      Direct
      LHR 07:20
      Washington D.C. - London | Tue, Nov 3 | Virgin Atlantic
      TRY 22,847
      33% off
      TRY 33,996 TRY 22,847
    • IAD 19:55
      7h 25m
      Direct
      LHR 07:20
      Washington D.C. - London | Wed, Oct 28 | Virgin Atlantic
      TRY 23,129
      32% off
      TRY 33,996 TRY 23,129
    • IAD 18:55
      7h 25m
      Direct
      LHR 07:20
      Washington D.C. - London | Wed, Nov 11 | Virgin Atlantic
      TRY 23,136
      32% off
      TRY 33,996 TRY 23,136
    • WAS 13:00
      17h 25m
      1 stop
      LON 14:00
      Washington D.C. - London | Mon, Oct 19 | Normal Airline
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    • IAD 19:05
      7h 10m
      Direct
      LHR 06:15
      Washington D.C. - London | Fri, Oct 30 | Iberia
      TRY 28,273 TRY 42,578
      34% off
      34% off
      TRY 42,578 TRY 28,273
    • IAD 18:05
      7h 10m
      Direct
      LHR 06:15
      Washington D.C. - London | Tue, Dec 1 | British Airways
      TRY 25,671 TRY 42,578
      40% off
      40% off
      TRY 42,578 TRY 25,671
    • IAD 18:05
      7h 10m
      Direct
      LHR 06:15
      Washington D.C. - London | Tue, Dec 1 | American Airlines
      TRY 29,912 TRY 42,578
      30% off
      30% off
      TRY 42,578 TRY 29,912
    • IAD 18:05
      7h 10m
      Direct
      LHR 06:15
      Washington D.C. - London | Mon, Nov 30 | Iberia
      TRY 25,738
      40% off
      TRY 42,578 TRY 25,738
    • IAD 18:05
      7h 10m
      Direct
      LHR 06:15
      Washington D.C. - London | Sun, Nov 15 | British Airways
      TRY 17,206
      60% off
      TRY 42,578 TRY 17,206
    • IAD 18:05
      7h 10m
      Direct
      LHR 06:15
      Washington D.C. - London | Sun, Nov 8 | Iberia
      TRY 24,700
      42% off
      TRY 42,578 TRY 24,700
    • IAD 19:05
      7h 10m
      Direct
      LHR 06:15
      Washington D.C. - London | Sat, Oct 31 | British Airways
      TRY 27,888
      35% off
      TRY 42,578 TRY 27,888
    • IAD 19:05
      7h 10m
      Direct
      LHR 06:15
      Washington D.C. - London | Tue, Oct 27 | Iberia
      TRY 25,553
      40% off
      TRY 42,578 TRY 25,553
    • IAD 18:05
      7h 10m
      Direct
      LHR 06:15
      Washington D.C. - London | Tue, Dec 29 | American Airlines
      TRY 21,224
      50% off
      TRY 42,578 TRY 21,224
    • WAS 13:00
      17h 25m
      1 stop
      LON 14:00
      Washington D.C. - London | Mon, Oct 19 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      IAD 22:05
      7h 35m
      Direct
      LHR 10:40
      Washington D.C. - London | Wed, Oct 21 | Virgin Atlantic
      TRY 23,640 TRY 46,065
      49% off
      49% off
      TRY 46,065 TRY 23,640
    • IAD 22:05
      7h 35m
      Direct
      LHR 10:40
      Washington D.C. - London | Sun, Oct 18 | Virgin Atlantic
      TRY 23,655 TRY 46,065
      49% off
      49% off
      TRY 46,065 TRY 23,655
    • IAD 22:05
      7h 35m
      Direct
      LHR 10:40
      Washington D.C. - London | Tue, Oct 20 | Virgin Atlantic
      TRY 23,877 TRY 46,065
      48% off
      48% off
      TRY 46,065 TRY 23,877
    • IAD 22:05
      7h 35m
      Direct
      LHR 10:40
      Washington D.C. - London | Mon, Oct 19 | Virgin Atlantic
      TRY 23,900
      48% off
      TRY 46,065 TRY 23,900
    • IAD 22:25
      7h 25m
      Direct
      LHR 10:50
      Washington D.C. - London | Sun, Oct 18 | Iberia
      TRY 24,241
      47% off
      TRY 46,065 TRY 24,241
    • IAD 22:25
      7h 25m
      Direct
      LHR 10:50
      Washington D.C. - London | Tue, Oct 20 | Iberia
      TRY 24,596
      47% off
      TRY 46,065 TRY 24,596
    • IAD 22:05
      7h 35m
      Direct
      LHR 10:40
      Washington D.C. - London | Fri, Oct 23 | Virgin Atlantic
      TRY 26,094
      43% off
      TRY 46,065 TRY 26,094
    • IAD 23:20
      7h 35m
      Direct
      LHR 10:55
      Washington D.C. - London | Sat, Oct 24 | Virgin Atlantic
      TRY 26,094
      43% off
      TRY 46,065 TRY 26,094
    • IAD 22:05
      7h 35m
      Direct
      LHR 10:40
      Washington D.C. - London | Thu, Oct 22 | Virgin Atlantic
      TRY 26,094
      43% off
      TRY 46,065 TRY 26,094
    • WAS 13:00
      17h 25m
      1 stop
      LON 14:00
      Washington D.C. - London | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      IAD 18:20
      7h 20m
      Direct
      LHR 06:40
      Washington D.C. - London | Tue, Dec 29 | United Airlines
      TRY 15,775 TRY 33,996
      54% off
      54% off
      TRY 33,996 TRY 15,775
    • IAD 20:45
      7h 25m
      Direct
      LHR 09:10
      Washington D.C. - London | Thu, Jan 7 | Virgin Atlantic
      TRY 18,733 TRY 33,996
      45% off
      45% off
      TRY 33,996 TRY 18,733
    • IAD 22:15
      7h 35m
      Direct
      LHR 10:50
      Washington D.C. - London | Thu, Dec 10 | United Airlines
      TRY 19,326 TRY 33,996
      43% off
      43% off
      TRY 33,996 TRY 19,326
    • IAD 18:55
      7h 25m
      Direct
      LHR 07:20
      Washington D.C. - London | Mon, Nov 9 | Virgin Atlantic
      TRY 21,920
      36% off
      TRY 33,996 TRY 21,920
    • IAD 18:55
      7h 25m
      Direct
      LHR 07:20
      Washington D.C. - London | Wed, Nov 4 | Virgin Atlantic
      TRY 22,202
      35% off
      TRY 33,996 TRY 22,202
    • IAD 18:55
      7h 25m
      Direct
      LHR 07:20
      Washington D.C. - London | Tue, Nov 10 | Virgin Atlantic
      TRY 22,224
      35% off
      TRY 33,996 TRY 22,224
    • IAD 18:55
      7h 25m
      Direct
      LHR 07:20
      Washington D.C. - London | Tue, Nov 3 | Virgin Atlantic
      TRY 22,847
      33% off
      TRY 33,996 TRY 22,847
    • IAD 19:55
      7h 25m
      Direct
      LHR 07:20
      Washington D.C. - London | Wed, Oct 28 | Virgin Atlantic
      TRY 23,129
      32% off
      TRY 33,996 TRY 23,129
    • IAD 18:55
      7h 25m
      Direct
      LHR 07:20
      Washington D.C. - London | Wed, Nov 11 | Virgin Atlantic
      TRY 23,136
      32% off
      TRY 33,996 TRY 23,136
    • WAS 13:00
      17h 25m
      1 stop
      LON 14:00
      Washington D.C. - London | Mon, Oct 19 | Normal Airline
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Displayed flight fares from Washington D.C. to London 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 to fly from Dulles International Airport to Heathrow Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Dulles International Airport to Heathrow Airport for each month in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest one-way flights from Dulles International Airport to Heathrow Airport are usually in October, with an average price of TRY 25,697. It is best to avoid June, when the average price can reach TRY 49,538.

TRY 49,538
TRY 37,618
TRY 25,697
TRY 13,777
  • TRY 25,697
    Oct
  • TRY 26,149
    Nov
  • TRY 34,139
    Dec
  • TRY 26,679
    Jan
  • TRY 26,714
    Feb
  • TRY 29,845
    Mar
  • TRY 31,545
    Apr
  • TRY 39,317
    May
  • TRY 49,538
    Jun
  • TRY 28,139
    Jul
  • TRY 28,017
    Aug
  • TRY 26,469
    Sep

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 departure day from Dulles International Airport to Heathrow Airport is Sunday, with average prices usually lower than other days. Avoid departing on Saturday as prices are typically highest on that day.

TRY 36,638
TRY 30,317
TRY 23,996
TRY 17,675
    Cheapest
  • TRY 32,698
    Mon
  • TRY 28,802
    Tue
  • TRY 31,604
    Wed
  • TRY 30,177
    Thu
  • TRY 32,824
    Fri
  • TRY 36,638
    Sat
  • TRY 23,996
    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 Icelandair (from TRY 14,278) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Icelandair
From TRY 14,278
ITA Airways
From TRY 14,760
Air Canada
From TRY 15,805
United Airlines
From TRY 15,901
Virgin Atlantic
From TRY 16,161
Delta Air Lines
From TRY 16,316
Aer Lingus
From TRY 16,494
Lufthansa
From TRY 16,724
British Airways
From TRY 16,813
Iberia
From TRY 17,043

Find more flights and airlines

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

    Direct

    06:25

    KEF

    S M - W T F -
    Search

  2. FI450

    Keflavík International Airport

    07:40

    KEF

    3h 15m

    Direct

    11:55

    LHR

    S M T W T F S

  3. AZ619

    Dulles International Airport

    16:30

    IAD

    8h 45m

    Direct

    07:15

    FCO

    - M - W - F S
    Search

  4. AZ202

    Leonardo da Vinci–Fiumicino Airport

    07:50

    FCO

    2h 50m

    Direct

    09:40

    LHR

    S M T W T F S

  5. FI644

    Dulles International Airport

    20:30

    IAD

    5h 55m

    Direct

    06:25

    KEF

    S M - W T F -
    Search

  6. FI204

    Keflavík International Airport

    07:40

    KEF

    3h 15m

    Direct

    12:55

    CPH

    S M T W T F S

  7. SK505

    Copenhagen Airport

    15:00

    CPH

    2h

    Direct

    16:00

    LHR

    S M T W T F S

  8. AC8724

    Dulles International Airport

    09:55

    IAD

    1h 38m

    Direct

    11:33

    YUL

    S M T W T F S
    Search

  9. AC864

    Montréal-Pierre Elliott Trudeau International Airport

    18:40

    YUL

    6h 50m

    Direct

    06:30

    LHR

    S M T W T F S

  10. AZ619

    Dulles International Airport

    16:30

    IAD

    8h 45m

    Direct

    07:15

    FCO

    - M - W - F S
    Search

  11. AZ204

    Leonardo da Vinci–Fiumicino Airport

    13:50

    FCO

    2h 50m

    Direct

    15:40

    LHR

    S M T W T F S

  12. FI644

    Dulles International Airport

    20:30

    IAD

    5h 55m

    Direct

    06:25

    KEF

    S M - W T F -
    Search

  13. FI454

    Keflavík International Airport

    16:10

    KEF

    3h 10m

    Direct

    20:20

    LHR

    S M T W T F 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 5,907.82km
Cheapest one-way ticket price TRY 14,278
Cheapest return ticket price TRY 26,153

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 33 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 15 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 6 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 TRY 29,934 in December, the most expensive month to book this route.
    • The distance from London Gatwick Airport to downtown is about 39km, by taxi about 50 minutes.
    • The distance from Heathrow Airport to downtown is about 23km, by taxi about 40 minutes.
    • The distance from London Luton Airport to downtown is about 44km, 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 TRY 14,278, and round-trip fares start from TRY 26,153. The current lowest fare is a Icelandair flight departing on Sun, Nov 1; 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 26 minutes, and around 40 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 TRY 27,172. Prices may vary depending on the departure date, airline, and availability.
  • Dulles International Airport to Heathrow Airport operates around 41 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.

Find Cheap Flights with Trip.com

Note: Prices shown on this page are estimated lowest price 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 prices (incl. taxes, fuel surcharge, 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 were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled 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 check the customer support pages.