Alaska Airlines
flight
AS 5278:
San Francisco - London Heathrow
San Francisco - London Heathrow
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FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS5278
Effective 2026-03-29 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways.
(BA 284)
Duration: 10:25, non-stop Airbus A380 (388)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Alaska Airlines AS5278
Operates only on 2026-10-24
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Codeshare flight, operated by British Airways.
(BA 284)
Duration: 10:25, non-stop Airbus A380 (388)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Alaska Airlines AS5278
Valid until 2026-01-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways.
(BA 284)
Duration: 10:30, non-stop Airbus A380 (388)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Alaska Airlines AS5278
Effective 2026-01-29 through 2026-02-09
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways.
(BA 284)
Duration: 10:30, non-stop Airbus A380 (388)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Alaska Airlines AS5278
Effective 2026-02-10 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways.
(BA 284)
Duration: 10:30, non-stop Airbus A380 (388)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Alaska Airlines AS5278
Effective 2026-03-08 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways.
(BA 284)
Duration: 10:30, non-stop Airbus A380 (388)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Alaska Airlines AS5278
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways.
(BA 284)
Duration: 10:30, non-stop Airbus A380 (388)
The flight arrives 1 day after departure.
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Parallax here SFO-LHR
- AS 5278 is an international flight departing from San Francisco airport, United States (SFO) and arriving at London Heathrow airport, United Kingdom (LHR).
- The flight distance is 5350 miles, or 8610 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 10:25 and 10:30.