All airlines flying from Seattle-Tacoma (SEA) to London Heathrow (LHR).

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 13:35 Seattle-Tacoma (SEA) 06:50 London Heathrow (LHR) 5
Aer Lingus EI 8752 Non-stop Boeing 787-10 (781) 9:15 Effective 2026-04-18 through 2026-10-23
Codeshare flight, operated by British Airways.(BA 52)
The flight arrives 1 day after departure.
Sat 13:35 Seattle-Tacoma (SEA) 05:50 London Heathrow (LHR) 5
Aer Lingus EI 8752 Non-stop Boeing 787-10 (781) 9:15 Operates only on 2026-10-24
Codeshare flight, operated by British Airways.(BA 52)
The flight arrives 1 day after departure.
Tue 14:25 Seattle-Tacoma (SEA) 07:00 London Heathrow (LHR) 5
Aer Lingus EI 8752 Non-stop Boeing 787-10 (781) 9:35 Effective 2026-03-10 through 2026-03-24
Codeshare flight, operated by British Airways.(BA 52)
The flight arrives 1 day after departure.
Tue 14:25 Seattle-Tacoma (SEA) 07:00 London Heathrow (LHR) 5
Aer Lingus EI 8752 Non-stop Airbus A350-1000 (351) 9:35 Operates only on 2026-10-27
Codeshare flight, operated by British Airways.(BA 52)
The flight arrives 1 day after departure.
Fri,Sat 14:35 Seattle-Tacoma (SEA) 07:10 London Heathrow (LHR) 5
Aer Lingus EI 8752 Non-stop Boeing 787-10 (781) 9:35 Effective 2026-03-13 through 2026-03-21
Codeshare flight, operated by British Airways.(BA 52)
The flight arrives 1 day after departure.
Fri 14:35 Seattle-Tacoma (SEA) 07:10 London Heathrow (LHR) 5
Aer Lingus EI 8752 Non-stop Airbus A350-1000 (351) 9:35 Operates only on 2026-03-27
Codeshare flight, operated by British Airways.(BA 52)
The flight arrives 1 day after departure.
Sat 14:35 Seattle-Tacoma (SEA) 08:10 London Heathrow (LHR) 5
Aer Lingus EI 8752 Non-stop Airbus A350-1000 (351) 9:35 Operates only on 2026-03-28
Codeshare flight, operated by British Airways.(BA 52)
The flight arrives 1 day after departure.
Fri,Sat 14:35 Seattle-Tacoma (SEA) 07:10 London Heathrow (LHR) 5
Aer Lingus EI 8752 Non-stop Airbus A350-1000 (351) 9:35 Effective from 2026-10-30
Codeshare flight, operated by British Airways.(BA 52)
The flight arrives 1 day after departure.
Daily 15:05 Seattle-Tacoma (SEA) 07:35 London Heathrow (LHR) 3
Air France AF 9905 Non-stop Boeing 787-9 (789) 9:30 Effective from 2026-10-25
Codeshare flight, operated by Virgin Atlantic.(VS 106)
The flight arrives 1 day after departure.
Daily 15:35 Seattle-Tacoma (SEA) 09:00 London Heathrow (LHR) 3
Air France AF 9905 Non-stop Boeing 787-9 (789) 9:25 Effective 2026-03-29 through 2026-10-23
Codeshare flight, operated by Virgin Atlantic.(VS 106)
The flight arrives 1 day after departure.
Sat 16:35 Seattle-Tacoma (SEA) 09:00 London Heathrow (LHR) 3
Air France AF 9905 Non-stop Boeing 787-9 (789) 9:25 Operates only on 2026-10-24
Codeshare flight, operated by Virgin Atlantic.(VS 106)
The flight arrives 1 day after departure.
Tue,Thu,Sat 18:25 Seattle-Tacoma (SEA) 11:55 London Heathrow (LHR) 3
Air France AF 9905 Non-stop Boeing 787-9 (789) 9:30 Effective 2026-01-06 through 2026-01-20
Codeshare flight, operated by Virgin Atlantic.(VS 106)
The flight arrives 1 day after departure.
Tue,Thu,Sat 18:25 Seattle-Tacoma (SEA) 11:55 London Heathrow (LHR) 3
Air France AF 9905 Non-stop Boeing 787-9 (789) 9:30 Effective 2026-01-24 through 2026-02-07
Codeshare flight, operated by Virgin Atlantic.(VS 106)
The flight arrives 1 day after departure.
Tue,Thu,Sat 18:25 Seattle-Tacoma (SEA) 11:55 London Heathrow (LHR) 3
Air France AF 9905 Non-stop Boeing 787-9 (789) 9:30 Effective 2026-02-12 through 2026-03-07
Codeshare flight, operated by Virgin Atlantic.(VS 106)
The flight arrives 1 day after departure.
Tue,Thu 19:20 Seattle-Tacoma (SEA) 12:50 London Heathrow (LHR) 3
Air France AF 9905 Non-stop Boeing 787-9 (789) 9:30 Valid until 2026-01-01
Codeshare flight, operated by Virgin Atlantic.(VS 106)
The flight arrives 1 day after departure.
Sat 19:20 Seattle-Tacoma (SEA) 13:05 London Heathrow (LHR) 3
Air France AF 9905 Non-stop Boeing 787-9 (789) 9:45 Valid until 2026-01-03
Codeshare flight, operated by Virgin Atlantic.(VS 106)
The flight arrives 1 day after departure.
Tue,Thu,Sat 19:25 Seattle-Tacoma (SEA) 11:55 London Heathrow (LHR) 3
Air France AF 9905 Non-stop Boeing 787-9 (789) 9:30 Effective 2026-03-10 through 2026-03-26
Codeshare flight, operated by Virgin Atlantic.(VS 106)
The flight arrives 1 day after departure.
Mon,Wed,Fri,Sun 22:15 Seattle-Tacoma (SEA) 15:45 London Heathrow (LHR) 3
Air France AF 9905 Non-stop Boeing 787-9 (789) 9:30 Valid until 2026-02-06
Codeshare flight, operated by Virgin Atlantic.(VS 106)
The flight arrives 1 day after departure.
Mon,Wed,Fri,Sun 22:15 Seattle-Tacoma (SEA) 15:45 London Heathrow (LHR) 3
Air France AF 9905 Non-stop Boeing 787-9 (789) 9:30 Effective 2026-02-09 through 2026-03-06
Codeshare flight, operated by Virgin Atlantic.(VS 106)
The flight arrives 1 day after departure.
Mon,Wed,Fri,Sun 23:15 Seattle-Tacoma (SEA) 15:45 London Heathrow (LHR) 3
Air France AF 9905 Non-stop Boeing 787-9 (789) 9:30 Effective 2026-03-08 through 2026-03-27
Codeshare flight, operated by Virgin Atlantic.(VS 106)
The flight arrives 1 day after departure.
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All airlines flying from Seattle-Tacoma (SEA) to London Heathrow (LHR).
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Aer Lingus EI8752
13:35
Seattle-Tacoma (SEA)

06:50(+1)
London Heathrow (LHR) 5
Effective 2026-04-18 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways. (BA 52)
Duration: 9:15, non-stop
Boeing 787-10 (781)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Aer Lingus EI8752
13:35
Seattle-Tacoma (SEA)

05:50(+1)
London Heathrow (LHR) 5
Operates only on 2026-10-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by British Airways. (BA 52)
Duration: 9:15, non-stop
Boeing 787-10 (781)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Aer Lingus EI8752
14:25
Seattle-Tacoma (SEA)

07:00(+1)
London Heathrow (LHR) 5
Effective 2026-03-10 through 2026-03-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by British Airways. (BA 52)
Duration: 9:35, non-stop
Boeing 787-10 (781)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Aer Lingus EI8752
14:25
Seattle-Tacoma (SEA)

07:00(+1)
London Heathrow (LHR) 5
Operates only on 2026-10-27
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by British Airways. (BA 52)
Duration: 9:35, non-stop
Airbus A350-1000 (351)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Aer Lingus EI8752
14:35
Seattle-Tacoma (SEA)

07:10(+1)
London Heathrow (LHR) 5
Effective 2026-03-13 through 2026-03-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by British Airways. (BA 52)
Duration: 9:35, non-stop
Boeing 787-10 (781)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Aer Lingus EI8752
14:35
Seattle-Tacoma (SEA)

07:10(+1)
London Heathrow (LHR) 5
Operates only on 2026-03-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by British Airways. (BA 52)
Duration: 9:35, non-stop
Airbus A350-1000 (351)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Aer Lingus EI8752
14:35
Seattle-Tacoma (SEA)

08:10(+1)
London Heathrow (LHR) 5
Operates only on 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by British Airways. (BA 52)
Duration: 9:35, non-stop
Airbus A350-1000 (351)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Aer Lingus EI8752
14:35
Seattle-Tacoma (SEA)

07:10(+1)
London Heathrow (LHR) 5
Effective from 2026-10-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by British Airways. (BA 52)
Duration: 9:35, non-stop
Airbus A350-1000 (351)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Air France AF9905
15:05
Seattle-Tacoma (SEA)

07:35(+1)
London Heathrow (LHR) 3
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 106)
Duration: 9:30, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Air France AF9905
15:35
Seattle-Tacoma (SEA)

09:00(+1)
London Heathrow (LHR) 3
Effective 2026-03-29 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 106)
Duration: 9:25, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Air France AF9905
16:35
Seattle-Tacoma (SEA)

09:00(+1)
London Heathrow (LHR) 3
Operates only on 2026-10-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 106)
Duration: 9:25, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Air France AF9905
18:25
Seattle-Tacoma (SEA)

11:55(+1)
London Heathrow (LHR) 3
Effective 2026-01-06 through 2026-01-20
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 106)
Duration: 9:30, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Air France AF9905
18:25
Seattle-Tacoma (SEA)

11:55(+1)
London Heathrow (LHR) 3
Effective 2026-01-24 through 2026-02-07
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 106)
Duration: 9:30, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Air France AF9905
18:25
Seattle-Tacoma (SEA)

11:55(+1)
London Heathrow (LHR) 3
Effective 2026-02-12 through 2026-03-07
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 106)
Duration: 9:30, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Air France AF9905
19:20
Seattle-Tacoma (SEA)

12:50(+1)
London Heathrow (LHR) 3
Valid until 2026-01-01
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 106)
Duration: 9:30, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Air France AF9905
19:20
Seattle-Tacoma (SEA)

13:05(+1)
London Heathrow (LHR) 3
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 106)
Duration: 9:45, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Air France AF9905
19:25
Seattle-Tacoma (SEA)

11:55(+1)
London Heathrow (LHR) 3
Effective 2026-03-10 through 2026-03-26
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Virgin Atlantic. (VS 106)
Duration: 9:30, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Air France AF9905
22:15
Seattle-Tacoma (SEA)

15:45(+1)
London Heathrow (LHR) 3
Valid until 2026-02-06
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 106)
Duration: 9:30, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Air France AF9905
22:15
Seattle-Tacoma (SEA)

15:45(+1)
London Heathrow (LHR) 3
Effective 2026-02-09 through 2026-03-06
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 106)
Duration: 9:30, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Air France AF9905
23:15
Seattle-Tacoma (SEA)

15:45(+1)
London Heathrow (LHR) 3
Effective 2026-03-08 through 2026-03-27
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Virgin Atlantic. (VS 106)
Duration: 9:30, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.
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  • An international route departing from Seattle-Tacoma airport, United States (SEA) and arriving at London Heathrow airport, United Kingdom (LHR).
  • The flight distance is 4783 miles, or 7697 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC+0 . 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 8:45 and 10:50.
Return (LHR-SEA) flights
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