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SEA–LHR · Nonstop
Seattle (Seattle-Tacoma International Airport) to London (London Heathrow Airport).
The nonstop flight from Seattle (SEA) to London (LHR) takes 8h 54m on average, covering about 4,786 miles. Across 10 flights we tracked, the fastest was 8h 37m and the slowest 9h 1m. The current schedule below is the better source for planned airline frequency.
Plan this route| Avg flight time | Distance | Route type | Fastest tracked | Airlines |
|---|---|---|---|---|
| 8h 54m | 4,786 mi | Nonstop | 8h 37m | 4 |
British Airways, Virgin Atlantic, Alaska Airlines and 1 more operate 5-6/day flights from SEA to LHR.
| Airline | Captured frequency | Aircraft | Departures (local) |
|---|---|---|---|
| British Airways | 2/day | Boeing 777, Boeing 787 · Seat map | 13:3020:20 |
| Virgin Atlantic | 1-2/day | Airbus A330 · Seat map | 18:2018:2520:10 |
| Alaska Airlines | 1/day | Boeing 787 | 21:40 |
| Delta Air Lines | 1/day | Airbus A330 · Seat map | 21:45 |
Airlines seen among the 10 flights we have tracked on SEA to LHR. The sample is too small to rank carriers by share; the scheduled departures above show who flies this route most.
Methodology: figures are aggregated from 10 real flights on this route, sourced from live flight data. Updated daily as new flights are observed.
The nonstop flight from Seattle (SEA) to London (LHR) takes 8h 54m on average. The fastest flight we have tracked took 8h 37m and the slowest 9h 1m.
Seattle (SEA) to London (LHR) is about 4,786 miles by air.
Yes. British Airways, Virgin Atlantic, Alaska Airlines and 1 more fly nonstop from Seattle (SEA) to London (LHR), with 5-6/day departures.
British Airways, Virgin Atlantic, Alaska Airlines, and Delta Air Lines fly nonstop from Seattle (SEA) to London (LHR).
The SEA–LHR route is flown with Airbus A330, Boeing 777, Boeing 787.