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Cheap Flights from London Heathrow Airport to Washington D.C.

Search for flights from London Heathrow Airport to Washington D.C. and check out affordable one-way and round-trip options.

  • One way
  • Round-trip
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  • Sort: Departure (Earliest)

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from London Heathrow Airport to Washington D.C.

See which airlines fly from London Heathrow Airport to Washington D.C.. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

British Airways
From £234
Icelandair
From £258
Eurowings
From £266
Scandinavian Airlines
From £274
Aer Lingus
From £303
TAP Air Portugal
From £379
Jetblue Airways
From £408
Vueling Airlines
From £428
Royal Air Maroc
From £500
Air Canada
From £511
ANA airlines
Find more flights and airlines

Airports in Washington D.C.

Learn about different airports in Washington D.C., find the best flight and transfer options, and plan your journey.

Flight Schedule from London Heathrow Airport to Washington D.C.

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

Flight info.
Departure
Arrival
Weekly Schedule
  1. TP1363

    06:00

    LHR

    2.7h

    08:40

    LIS

    SMTWTFS
  2. TP231

    12:00

    LIS

    8.3h

    15:20

    IAD

    -M-WTF-
  3. EI149

    06:45

    LHR

    1.3h

    08:05

    DUB

    SMTWT-S
  4. OG881

    11:35

    DUB

    2.7h

    13:15

    KEF

    S-TWT-S
  5. OG141

    15:00

    KEF

    6.7h

    17:40

    IAD

    S-TWTFS
  6. BA800

    07:15

    LHR

    3.1h

    09:20

    KEF

    SMTW-FS
  7. FI645

    16:50

    KEF

    6.4h

    19:15

    IAD

    SMTWTFS
  8. BA800

    07:15

    LHR

    3.1h

    09:20

    KEF

    SMTW-FS
  9. OG141

    15:00

    KEF

    6.7h

    17:40

    IAD

    S-TWTFS
  10. B62220

    07:25

    LHR

    8.1h

    10:30

    JFK

    SMTWTFS
  11. B61118

    18:30

    JFK

    1.5h

    20:02

    BOS

    --TWTFS
  12. B6955

    19:00

    BOS

    1.8h

    20:49

    DCA

    --TWTFS
  13. B62220

    07:25

    LHR

    8.1h

    10:30

    JFK

    SMTWTFS
  14. B6618

    13:29

    JFK

    1.3h

    14:44

    BOS

    --TWTFS
  15. B62055

    17:00

    BOS

    1.8h

    18:46

    DCA

    SMTWTFS
  16. TP1351

    08:00

    LHR

    2.8h

    10:45

    LIS

    SMTWTFS
  17. TP231

    12:00

    LIS

    8.3h

    15:20

    IAD

    -M-WTF-
  18. EI153

    08:50

    LHR

    1.4h

    10:15

    DUB

    SMTWTFS
  19. FI417

    12:15

    DUB

    2.7h

    13:55

    KEF

    SMTWTFS
  20. FI645

    16:50

    KEF

    6.4h

    19:15

    IAD

    SMTWTFS
  21. TP1367

    12:00

    LHR

    2.7h

    14:40

    LIS

    SMTWTFS
  22. TP233

    17:25

    LIS

    8.3h

    20:45

    IAD

    S-TWT-S
  23. FI451

    13:05

    LHR

    3.2h

    15:15

    KEF

    SMTWTFS
  24. FI645

    16:50

    KEF

    6.4h

    19:15

    IAD

    SMTWTFS

Flight Info of Flights from London Heathrow Airport to Washington D.C.

Cheapest return ticket price

£513

Cheapest direct flight price

£166

Cheapest month

December

Peak season for travel

July

FAQs for London Heathrow Airport to Washington D.C. Flights