Apparatus

Try JFK, AAL1290, BAW, or N225AN.

route Route

SEA → LHR

7,701 km avg 8h 27m 1 airline

Departure

SEA KSEA VFR

Seattle–Tacoma International Airport

Seattle, US

Local time
00:40 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
360° / 6 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
17°C / 7°C
Altimeter
30.06 inHg

Obs: 2026-07-14T06:53:00.000Z

Raw METAR / TAF 
METAR KSEA 140653Z 36006KT 10SM CLR 17/07 A3006 RMK AO2 SLP183 T01720067 $

TAF KSEA 140520Z 1406/1512 35007KT P6SM FEW250 FM140800 01004KT P6SM SKC FM141400 34006KT P6SM SKC FM141900 31007KT P6SM SKC FM150300 34006KT P6SM SKC

flight Live Traffic

flight_takeoff 554 Departures
flight_land 535 Arrivals

Arrival

LHR EGLL MVFR

London Heathrow Airport

London, GB

Local time
08:40 GMT+1
Timezone
Europe/London
Type
Large Airport
Elevation
83 ft
Coordinates
51.4707, -0.4599

cloud Weather

Wind
40° / 9 kt
Visibility
6 SM
Ceiling
OVC 1,600 ft
Temp / Dew
18°C / 14°C
Altimeter
30.18 inHg

Obs: 2026-07-14T07:20:00.000Z

Raw METAR / TAF 
METAR EGLL 140720Z AUTO 04009KT 360V080 9999 OVC016 18/14 Q1022

TAF EGLL 140455Z 1406/1512 05010KT 9999 BKN016 TEMPO 1406/1408 BKN010 BECMG 1409/1412 CAVOK PROB30 TEMPO 1504/1506 BKN010

flight Live Traffic

flight_takeoff 37 Departures
flight_land 53 Arrivals
Flights tracked
421 showing last 50
Avg duration
8h 27m
Distance
7,701 km

Live traffic

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

Airlines 1

Airline Flights shown
Delta Air Lines 10

Other connections

More destinations from SEA

More origins to LHR

Recent flights last 50

DateFlightAircraftTakeoffLandingDurationArr Δ
2026-07-13 BAW4EA 4080C0 Jul 13, 21:05 UTCJul 14, 05:30 UTC8h 25m -
2026-07-13 DAL20 A53612 Jul 13, 05:20 UTCJul 13, 14:05 UTC8h 45m -
2026-07-13 ASA100 AAA012 Jul 13, 05:35 UTCJul 13, 14:05 UTC8h 30m -
2026-07-13 BAW48Q 406591 Jul 13, 04:45 UTCJul 13, 13:20 UTC8h 35m -
2026-07-12 BAW4EA 407898 Jul 12, 20:45 UTCJul 13, 05:20 UTC8h 35m -
2026-07-12 DAL20 A50370 Jul 12, 05:35 UTCJul 12, 14:25 UTC8h 50m -
2026-07-12 ASA100 AA9C5B Jul 12, 05:25 UTCJul 12, 14:10 UTC8h 45m -
2026-07-12 BAW48Q 406B05 Jul 12, 04:55 UTCJul 12, 13:40 UTC8h 45m -
2026-07-12 VIR106F 407DC5 Jul 12, 02:30 UTCJul 12, 11:20 UTC8h 50m -
2026-07-11 BAW4EA 40797A Jul 11, 21:15 UTCJul 12, 05:55 UTC8h 40m -
2026-07-11 ASA100 AA9136 Jul 11, 05:10 UTCJul 11, 13:50 UTC8h 40m -
2026-07-11 DAL20 A50370 Jul 11, 05:01 UTCJul 11, 13:46 UTC8h 45m +6m
2026-07-10 BAW4EA 408092 Jul 10, 21:05 UTCJul 11, 05:35 UTC8h 30m -
2026-07-10 ASA100 AA9136 Jul 10, 05:35 UTCJul 10, 14:25 UTC8h 50m -
2026-07-10 DAL20 A50370 Jul 10, 05:10 UTCJul 10, 14:05 UTC8h 55m -
2026-07-10 VIR106F 407ED8 Jul 10, 03:40 UTCJul 10, 12:20 UTC8h 40m -
2026-07-09 BAW4EA 40797C Jul 9, 20:55 UTCJul 10, 05:30 UTC8h 35m -
2026-07-09 DAL20 A539C9 Jul 9, 05:25 UTCJul 9, 14:39 UTC9h 14m +4m
2026-07-09 ASA100 AA98A4 Jul 9, 05:10 UTCJul 9, 13:55 UTC8h 45m -
2026-07-09 BAW48Q 406A34 Jul 9, 03:45 UTCJul 9, 12:30 UTC8h 45m -
2026-07-09 VIR106F 408120 Jul 9, 01:50 UTCJul 9, 11:10 UTC9h 20m -
2026-07-08 BAW4EA 40797C Jul 8, 21:00 UTCJul 9, 05:45 UTC8h 45m -
2026-07-08 ASA100 AA9C5B Jul 8, 05:25 UTCJul 8, 14:35 UTC9h 10m -
2026-07-08 DAL20 A4B827 Jul 8, 05:10 UTCJul 8, 14:20 UTC9h 10m -
2026-07-08 BAW48Q 406B0A Jul 8, 04:05 UTCJul 8, 13:05 UTC9h 0m -
2026-07-08 VIR106F 407DC5 Jul 8, 01:35 UTCJul 8, 11:10 UTC9h 35m -
2026-07-07 BAW4EA 40797C Jul 7, 20:55 UTCJul 8, 05:35 UTC8h 40m -
2026-07-07 ASA100 AA9136 Jul 7, 05:30 UTCJul 7, 14:10 UTC8h 40m -
2026-07-07 DAL20 A4F5F0 Jul 7, 05:10 UTCJul 7, 14:00 UTC8h 50m -
2026-07-07 BAW48Q 406A35 Jul 7, 04:30 UTCJul 7, 13:05 UTC8h 35m -
2026-07-06 DAL20 A4E714 Jul 6, 14:20 UTCJul 6, 14:40 UTC20m -
2026-07-06 DAL20 A4E714 Jul 6, 05:45 UTCJul 6, 14:15 UTC8h 30m -
2026-07-06 ASA100 AA98A4 Jul 6, 05:15 UTCJul 6, 13:50 UTC8h 35m -
2026-07-06 BAW48Q 406591 Jul 6, 04:00 UTCJul 6, 12:45 UTC8h 45m -
2026-07-05 BAW4EA 4080BF Jul 5, 21:35 UTCJul 6, 06:05 UTC8h 30m -
2026-07-05 DAL20 A4DBEF Jul 5, 05:10 UTCJul 5, 05:45 UTC35m -
2026-07-05 DAL20 A4DBEF Jul 5, 05:10 UTCJul 5, 13:55 UTC8h 45m +20m
2026-07-05 ASA100 AA94ED Jul 5, 04:55 UTCJul 5, 13:30 UTC8h 35m -
2026-07-05 BAW48Q 406591 Jul 5, 04:20 UTCJul 5, 12:55 UTC8h 35m -
2026-07-05 VIR106F 406814 Jul 5, 02:00 UTCJul 5, 10:45 UTC8h 45m -
2026-07-04 BAW4EA 4080BF Jul 4, 21:50 UTCJul 5, 06:25 UTC8h 35m -
2026-07-04 DAL20 A4F239 Jul 4, 05:20 UTCJul 4, 14:15 UTC8h 55m -
2026-07-04 DAL20 A4F239 Jul 4, 05:18 UTCJul 4, 14:12 UTC8h 54m -1m
2026-07-04 ASA100 AA9C5B Jul 4, 05:15 UTCJul 4, 14:05 UTC8h 50m -
2026-07-04 BAW48Q 406591 Jul 4, 03:55 UTCJul 4, 12:45 UTC8h 50m -
2026-07-04 VIR106F 408121 Jul 4, 01:50 UTCJul 4, 10:50 UTC9h 0m -
2026-07-03 BAW4EA 4080BF Jul 3, 21:25 UTCJul 4, 06:05 UTC8h 40m -
2026-07-03 DAL20 A4CABA Jul 3, 05:15 UTCJul 3, 14:15 UTC9h 0m -
2026-07-03 DAL20 A4CABA Jul 3, 05:12 UTCJul 3, 14:04 UTC8h 52m +7m
2026-07-03 ASA100 AAA012 Jul 3, 05:20 UTCJul 3, 13:55 UTC8h 35m -

SEA → LHR frequently asked

How long is the flight from SEA to LHR?
Average flight time on the SEA–LHR route is 8h 27m, covering approximately 7,701 km (4,782 mi).
What is the distance from SEA to LHR?
The great-circle distance from SEA to LHR is approximately 7,701 km (4,782 miles).
Which airlines fly from SEA to LHR?
1 airline operates this route in our records: Delta Air Lines.
How many flights per week from SEA to LHR?
We've observed ~5 flights per day on this route across our tracking data (421 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.