British Airways flights from London Heathrow (LHR) to Seattle-Tacoma (SEA).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 15:00 London Heathrow (LHR) 5 17:55 Seattle-Tacoma (SEA)
British Airways BA 49 Non-stop Boeing 787-10 (781) 9:55 Effective 2025-10-26 through 2025-11-01
Daily 15:00 London Heathrow (LHR) 5 16:55 Seattle-Tacoma (SEA)
British Airways BA 49 Non-stop Boeing 787-10 (781) 9:55 Effective from 2025-11-02
Daily 16:30 London Heathrow (LHR) 5 18:20 Seattle-Tacoma (SEA)
British Airways BA 49 Non-stop Boeing 777-300ER (77W) 9:50 Valid until 2025-06-08
Daily 16:30 London Heathrow (LHR) 5 18:20 Seattle-Tacoma (SEA)
British Airways BA 49 Non-stop Boeing 777 (777) 9:50 Effective 2025-06-09 through 2025-06-27
Daily 16:30 London Heathrow (LHR) 5 18:20 Seattle-Tacoma (SEA)
British Airways BA 49 Non-stop Boeing 777-300ER (77W) 9:50 Effective 2025-06-28 through 2025-10-25
Tue 09:25 London Heathrow (LHR) 5 11:10 Seattle-Tacoma (SEA)
British Airways BA 53 Non-stop Boeing 787-10 (781) 9:45 Valid until 2025-08-05
Tue 09:25 London Heathrow (LHR) 5 11:10 Seattle-Tacoma (SEA)
British Airways BA 53 Non-stop Boeing 787-9 (789) 9:45 Effective 2025-08-12 through 2025-08-26
Tue 09:25 London Heathrow (LHR) 5 11:10 Seattle-Tacoma (SEA)
British Airways BA 53 Non-stop Boeing 787-10 (781) 9:45 Effective 2025-09-02 through 2025-10-21
Tue,Fri,Sat 09:25 London Heathrow (LHR) 5 12:20 Seattle-Tacoma (SEA)
British Airways BA 53 Non-stop Boeing 787-10 (781) 9:55 Effective 2025-10-28 through 2025-11-01
Tue,Fri,Sat 09:25 London Heathrow (LHR) 5 11:20 Seattle-Tacoma (SEA)
British Airways BA 53 Non-stop Boeing 787-10 (781) 9:55 Effective from 2025-11-04
Sun 09:45 London Heathrow (LHR) 5 11:30 Seattle-Tacoma (SEA)
British Airways BA 53 Non-stop Boeing 787-10 (781) 9:45 Valid until 2025-08-10
Sun 09:45 London Heathrow (LHR) 5 11:30 Seattle-Tacoma (SEA)
British Airways BA 53 Non-stop Boeing 787-9 (789) 9:45 Effective 2025-08-17 through 2025-08-31
Sun 09:45 London Heathrow (LHR) 5 11:30 Seattle-Tacoma (SEA)
British Airways BA 53 Non-stop Boeing 787-10 (781) 9:45 Effective 2025-09-07 through 2025-10-19
Mon,Wed-Sat 09:50 London Heathrow (LHR) 5 11:35 Seattle-Tacoma (SEA)
British Airways BA 53 Non-stop Boeing 787-10 (781) 9:45 Valid until 2025-08-09
Mon 09:50 London Heathrow (LHR) 5 11:35 Seattle-Tacoma (SEA)
British Airways BA 53 Non-stop Boeing 787-8 (788) 9:45 Operates only on 2025-08-11
Mon,Wed-Sat 09:50 London Heathrow (LHR) 5 11:35 Seattle-Tacoma (SEA)
British Airways BA 53 Non-stop Boeing 787-9 (789) 9:45 Effective 2025-08-13 through 2025-08-30
Mon,Wed-Sat 09:50 London Heathrow (LHR) 5 11:35 Seattle-Tacoma (SEA)
British Airways BA 53 Non-stop Boeing 787-10 (781) 9:45 Effective 2025-09-01 through 2025-10-25




Feedback - Disclaimer - Privacy
FlightMapper.net Flight Search Countries Airlines
LANGUAGES
British Airways flights from London Heathrow (LHR) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
British Airways BA49
15:00
London Heathrow (LHR) 5

17:55
Seattle-Tacoma (SEA)
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:55, non-stop
Boeing 787-10 (781)
British Airways BA49
15:00
London Heathrow (LHR) 5

16:55
Seattle-Tacoma (SEA)
Effective from 2025-11-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:55, non-stop
Boeing 787-10 (781)
British Airways BA49
16:30
London Heathrow (LHR) 5

18:20
Seattle-Tacoma (SEA)
Valid until 2025-06-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:50, non-stop
Boeing 777-300ER (77W)
British Airways BA49
16:30
London Heathrow (LHR) 5

18:20
Seattle-Tacoma (SEA)
Effective 2025-06-09 through 2025-06-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:50, non-stop
Boeing 777 (777)
British Airways BA49
16:30
London Heathrow (LHR) 5

18:20
Seattle-Tacoma (SEA)
Effective 2025-06-28 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:50, non-stop
Boeing 777-300ER (77W)
British Airways BA53
09:25
London Heathrow (LHR) 5

11:10
Seattle-Tacoma (SEA)
Valid until 2025-08-05
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 9:45, non-stop
Boeing 787-10 (781)
British Airways BA53
09:25
London Heathrow (LHR) 5

11:10
Seattle-Tacoma (SEA)
Effective 2025-08-12 through 2025-08-26
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 9:45, non-stop
Boeing 787-9 (789)
British Airways BA53
09:25
London Heathrow (LHR) 5

11:10
Seattle-Tacoma (SEA)
Effective 2025-09-02 through 2025-10-21
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 9:45, non-stop
Boeing 787-10 (781)
British Airways BA53
09:25
London Heathrow (LHR) 5

12:20
Seattle-Tacoma (SEA)
Effective 2025-10-28 through 2025-11-01
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 9:55, non-stop
Boeing 787-10 (781)
British Airways BA53
09:25
London Heathrow (LHR) 5

11:20
Seattle-Tacoma (SEA)
Effective from 2025-11-04
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 9:55, non-stop
Boeing 787-10 (781)
British Airways BA53
09:45
London Heathrow (LHR) 5

11:30
Seattle-Tacoma (SEA)
Valid until 2025-08-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 9:45, non-stop
Boeing 787-10 (781)
British Airways BA53
09:45
London Heathrow (LHR) 5

11:30
Seattle-Tacoma (SEA)
Effective 2025-08-17 through 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 9:45, non-stop
Boeing 787-9 (789)
British Airways BA53
09:45
London Heathrow (LHR) 5

11:30
Seattle-Tacoma (SEA)
Effective 2025-09-07 through 2025-10-19
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 9:45, non-stop
Boeing 787-10 (781)
British Airways BA53
09:50
London Heathrow (LHR) 5

11:35
Seattle-Tacoma (SEA)
Valid until 2025-08-09
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Duration: 9:45, non-stop
Boeing 787-10 (781)
British Airways BA53
09:50
London Heathrow (LHR) 5

11:35
Seattle-Tacoma (SEA)
Operates only on 2025-08-11
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 9:45, non-stop
Boeing 787-8 (788)
British Airways BA53
09:50
London Heathrow (LHR) 5

11:35
Seattle-Tacoma (SEA)
Effective 2025-08-13 through 2025-08-30
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Duration: 9:45, non-stop
Boeing 787-9 (789)
British Airways BA53
09:50
London Heathrow (LHR) 5

11:35
Seattle-Tacoma (SEA)
Effective 2025-09-01 through 2025-10-25
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Duration: 9:45, non-stop
Boeing 787-10 (781)
  • An international route departing from London Heathrow airport, United Kingdom (LHR) and arriving at Seattle-Tacoma airport, United States (SEA).
  • The flight distance is 4783 miles, or 7697 km.
  • The timezone of the departure airport is UTC+0 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 9:45 and 9:55.
All LHR-SEA flights
All British Airways flights
Return (SEA-LHR) flights
Feedback     -     Disclaimer     -     Privacy