Home / Routes / KSEA → RKSI2,000 scheduled

The route from Seattle Tacoma International Airport (KSEA) in Seattle to Incheon International Airport (RKSI) in Seoul. SkyMeter tracks roughly 2,000 scheduled flights on this route across 7 carriers. The most active operator is KAL (KAL). Average block time is 11h 21m. Departures average 50 minutes off schedule, with 69% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 777-200.

Scheduled
2,000
last 487 days
ADS-B observed
216
Airlines
7
Avg dep delay
50m
Late >15 min
68.8%
Cancel rate
0.30%

Recent observed flights

From ADS-B trace data

2026-09-08 07:09  →  2026-09-08 18:43  ·  11h 34m
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2026-09-05 21:02  →  2026-09-06 08:09  ·  11h 6m
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2026-09-05 07:18  →  2026-09-05 18:32  ·  11h 14m
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2026-09-04 20:00  →  2026-09-05 07:13  ·  11h 12m
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2026-09-03 19:56  →  2026-09-04 07:26  ·  11h 29m
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2026-09-03 03:44  →  2026-09-03 15:18  ·  11h 33m
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2026-09-02 20:49  →  2026-09-03 08:31  ·  11h 41m
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2026-09-02 07:38  →  2026-09-02 19:04  ·  11h 26m
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2026-09-01 13:02  →  2026-09-02 00:10  ·  11h 7m
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2026-09-01 07:11  →  2026-09-01 18:54  ·  11h 43m
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Codeshare partnerships

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

sells KAL 360
sells DAL 360
sells AAR 298
sells AAR 298
sells AAR 298
sells HAL 107
sells ASA 55

Looking for the return flight?

View RKSI → KSEA