Apparatus

Try JFK, AAL1290, BAW, or N225AN.

route Route

SEA → LHR

960 km avg 2h 34m 3 airlines

Departure

SEA KSEA MVFR

Seattle–Tacoma International Airport

Seattle, US

Local time
04:21 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
60° / 10 kt
Visibility
10 SM
Ceiling
BKN 2,200 ft, OVC 4,000 ft
Temp / Dew
5°C / 2°C
Altimeter
29.79 inHg
Wx
-RA

Obs: 2026-04-15T10:53:00.000Z

Raw METAR / TAF 
METAR KSEA 151053Z 06010KT 10SM -RA BKN022 OVC040 05/02 A2979 RMK AO2 SLP095 P0003 T00500022

TAF KSEA 151120Z 1512/1618 06014G22KT P6SM VCSH FEW010 BKN025 OVC035 FM151600 21007KT P6SM VCSH SCT025 BKN035 FM151900 22010G18KT P6SM -SHRA SCT030 BKN040 PROB30 1521/1524 5SM -TSRA BKN040CB FM160000 VRB05KT P6SM -SHRA SCT045 BKN060 FM160300 18003KT P6SM VCSH SCT040 BKN045 FM161300 19004KT P6SM BKN025

flight Live Traffic

flight_takeoff 135 Departures
flight_land 147 Arrivals

Arrival

LHR EGLL MVFR

London Heathrow Airport

London, GB

Local time
12:21 GMT+1
Timezone
Europe/London
Type
Large Airport
Elevation
83 ft
Coordinates
51.4707, -0.4599

cloud Weather

Wind
200° / 11 kt
Visibility
3.11 SM
Ceiling
SCT 600 ft, BKN 1,000 ft, OVC 1,500 ft
Temp / Dew
14°C / 13°C
Altimeter
29.97 inHg
Wx
-RA

Obs: 2026-04-15T10:50:00.000Z

Raw METAR / TAF 
METAR EGLL 151050Z COR 20011KT 160V230 5000 -RA SCT006 BKN010 OVC015 14/13 Q1015 RERA NOSIG

TAF EGLL 151100Z 1512/1618 19012KT 9999 FEW014 SCT030 TEMPO 1512/1519 6000 RA SHRA PROB30 TEMPO 1513/1518 21016G28KT 3000 +SHRA BKN014 PROB30 TEMPO 1602/1608 BKN012 BECMG 1609/1612 25010KT PROB40 TEMPO 1610/1616 7000 SHRA

flight Live Traffic

flight_takeoff 65 Departures
flight_land 60 Arrivals
Flights tracked
7
Avg duration
2h 34m
Distance
960 km

Live traffic

SEA → LHR. Live aircraft currently filed on this route.

Airlines 3

Airline Flights shown
Virgin Atlantic Airways 3
Delta Air Lines 3
British Airways 1

Other connections

More destinations from SEA

More origins to LHR

Recent flights last 7

DateFlightAircraftTakeoffLandingDurationArr Δ
2026-04-14 VIR106F 407E21 Apr 14, 09:35 UTCApr 14, 10:55 UTC1h 20m -
2026-04-14 DAL20 A519B8 Apr 14, 05:15 UTCApr 14, 07:05 UTC1h 50m -
2026-04-14 BAW48Q 406948 Apr 14, 05:20 UTCApr 14, 07:00 UTC1h 40m -
2026-04-13 DAL20 A4EE82 Apr 13, 12:35 UTCApr 13, 13:50 UTC1h 15m -
2026-04-13 VIR106F 408120 Apr 13, 09:10 UTCApr 13, 10:25 UTC1h 15m -
2026-04-13 DAL20 A4EE82 Apr 13, 04:59 UTCApr 13, 13:44 UTC8h 45m +10m
2026-04-13 VIR106F 408120 Apr 13, 01:35 UTCApr 13, 03:30 UTC1h 55m -

SEA → LHR frequently asked

How long is the flight from SEA to LHR?
Average flight time on the SEA–LHR route is 2h 34m, covering approximately 960 km (596 mi).
What is the distance from SEA to LHR?
The great-circle distance from SEA to LHR is approximately 960 km (596 miles).
Which airlines fly from SEA to LHR?
3 airlines operate this route in our records: Virgin Atlantic Airways, Delta Air Lines, British Airways.
How many flights per week from SEA to LHR?
We've observed ~4 flights per day on this route across our tracking data (7 total flights recorded).
Can I track SEA–LHR flights live?
Yes. The live tracker map above shows aircraft currently flying this route, filtered by departure and arrival airport.