Home / Routes / KSEA → EGLL1,519 scheduled

The route from Seattle Tacoma International Airport (KSEA) in Seattle to London Heathrow Airport (EGLL) in London. SkyMeter tracks roughly 1,519 scheduled flights on this route across 4 carriers. The most active operator is BAW (BAW). Average block time is 8h 53m. Departures average 30 minutes off schedule, with 67% running more than 15 minutes late. The most common aircraft on this route is the AIRBUS Airbus A330-900.

Scheduled
1,519
last 475 days
ADS-B observed
325
Airlines
4
Avg dep delay
30m
Late >15 min
67.1%
Cancel rate
0.86%

Recent observed flights

From ADS-B trace data

2026-08-27 04:51  →  2026-08-27 14:23  ·  9h 32m
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2026-08-27 04:40  →  2026-08-27 13:52  ·  9h 12m
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2026-08-27 03:26  →  2026-08-27 12:42  ·  9h 16m
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2026-08-26 04:45  →  2026-08-26 14:18  ·  9h 33m
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2026-08-25 05:10  →  2026-08-25 14:33  ·  9h 23m
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2026-08-25 04:40  →  2026-08-25 13:39  ·  8h 59m
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2026-08-25 03:23  →  2026-08-25 12:31  ·  9h 7m
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2026-08-25 01:31  →  2026-08-25 10:49  ·  9h 18m
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2026-08-24 04:41  →  2026-08-24 14:19  ·  9h 38m
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2026-08-24 04:36  →  2026-08-24 13:59  ·  9h 23m
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Codeshare partnerships

Marketing carriers selling tickets on this route under their own flight numbers

sells BAW 608
sells BAW 608
sells BAW 608
sells BAW 608
sells BAW 608
sells DAL 353
sells DAL 353
sells DAL 353
sells DAL 353
sells VIR 306
sells VIR 306
sells VIR 306
sells VIR 95

Looking for the return flight?

View EGLL → KSEA