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

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Fri,Sat 14:45 Seattle-Tacoma (SEA) 07:10 London Heathrow (LHR) 5 Aer Lingus EI 8752 Non-stop Boeing 787-10 (781) 9:25 Effective 2025-10-31 through 2025-11-01 Codeshare flight, operated by British Airways.(BA 52) The flight arrives 1 day after departure.
Daily 15:25 Seattle-Tacoma (SEA) 09:20 London Heathrow (LHR) 3 Air France AF 9905 Non-stop Airbus A330-900neo (339) 9:55 Effective 2025-11-02 through 2025-12-24 Codeshare flight, operated by Virgin Atlantic.(VS 106) The flight arrives 1 day after departure.
Mon-Fri,Sun 15:25 Seattle-Tacoma (SEA) 09:20 London Heathrow (LHR) 3 Air France AF 9905 Non-stop Airbus A330-900neo (339) 9:55 Effective 2025-12-26 through 2026-01-02 Codeshare flight, operated by Virgin Atlantic.(VS 106) The flight arrives 1 day after departure.
Daily 15:25 Seattle-Tacoma (SEA) 09:20 London Heathrow (LHR) 3 Air France AF 9905 Non-stop Airbus A330-900neo (339) 9:55 Effective from 2026-01-03 Codeshare flight, operated by Virgin Atlantic.(VS 106) The flight arrives 1 day after departure.
Daily 16:25 Seattle-Tacoma (SEA) 09:20 London Heathrow (LHR) 3 Air France AF 9905 Non-stop Airbus A330-900neo (339) 9:55 Effective 2025-10-26 through 2025-11-01 Codeshare flight, operated by Virgin Atlantic.(VS 106) The flight arrives 1 day after departure.
Daily 17:35 Seattle-Tacoma (SEA) 11:20 London Heathrow (LHR) 3 Air France AF 9905 Non-stop Airbus A330-900neo (339) 9:45 Valid until 2025-10-24 Codeshare flight, operated by Virgin Atlantic.(VS 106) The flight arrives 1 day after departure.
Sat 17:35 Seattle-Tacoma (SEA) 10:25 London Heathrow (LHR) 3 Air France AF 9905 Non-stop Airbus A330-900neo (339) 9:50 Operates only on 2025-10-25 Codeshare flight, operated by Virgin Atlantic.(VS 106) 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 9:20 and 9:55.

Return (LHR-SEA) flights

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

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FLIGHT SCHEDULE

Direct Codeshare Flights:

Aer Lingus EI8752

14:45

Seattle-Tacoma (SEA)

07:10(+1)

London Heathrow (LHR) 5

Effective 2025-10-31 through 2025-11-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by British Airways. (BA 52)

Duration: 9:25, non-stop
Boeing 787-10 (781)
The flight arrives 1 day after departure.

Air France AF9905

15:25

Seattle-Tacoma (SEA)

09:20(+1)

London Heathrow (LHR) 3

Effective 2025-11-02 through 2025-12-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Virgin Atlantic. (VS 106)

Duration: 9:55, non-stop
Airbus A330-900neo (339)
The flight arrives 1 day after departure.

Air France AF9905

15:25

Seattle-Tacoma (SEA)

09:20(+1)

London Heathrow (LHR) 3

Effective 2025-12-26 through 2026-01-02

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Virgin Atlantic. (VS 106)

Duration: 9:55, non-stop
Airbus A330-900neo (339)
The flight arrives 1 day after departure.

Air France AF9905

15:25

Seattle-Tacoma (SEA)

09:20(+1)

London Heathrow (LHR) 3

Effective from 2026-01-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Virgin Atlantic. (VS 106)

Duration: 9:55, non-stop
Airbus A330-900neo (339)
The flight arrives 1 day after departure.

Air France AF9905

16:25

Seattle-Tacoma (SEA)

09:20(+1)

London Heathrow (LHR) 3

Effective 2025-10-26 through 2025-11-01

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Virgin Atlantic. (VS 106)

Duration: 9:55, non-stop
Airbus A330-900neo (339)
The flight arrives 1 day after departure.

Air France AF9905

17:35

Seattle-Tacoma (SEA)

11:20(+1)

London Heathrow (LHR) 3

Valid until 2025-10-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Virgin Atlantic. (VS 106)

Duration: 9:45, non-stop
Airbus A330-900neo (339)
The flight arrives 1 day after departure.

Air France AF9905

17:35

Seattle-Tacoma (SEA)

10:25(+1)

London Heathrow (LHR) 3

Operates only on 2025-10-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Virgin Atlantic. (VS 106)

Duration: 9:50, non-stop
Airbus A330-900neo (339)
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 9:20 and 9:55.

Return (LHR-SEA) flights

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