Home / Routes / KBOS → RKSI392 scheduled

The route from General Edward Lawrence Logan International Airport (KBOS) in Boston to Incheon International Airport (RKSI) in Seoul. SkyMeter tracks roughly 392 scheduled flights on this route. The most active operator is KAL (KAL). Average block time is 15h 7m. Departures average 38 minutes off schedule, with 91% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 777-300ER.

Scheduled
392
last 466 days
ADS-B observed
56
Airlines
0
Avg dep delay
38m
Late >15 min
90.8%
Cancel rate
0.77%

Recent observed flights

From ADS-B trace data

2026-08-13 17:24  →  2026-08-14 07:49  ·  14h 24m
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2026-08-08 17:08  →  2026-08-09 08:19  ·  15h 11m
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2026-08-07 16:58  →  2026-08-08 07:58  ·  15h 0m
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2026-08-06 17:48  →  2026-08-07 08:02  ·  14h 13m
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2026-08-05 17:03  →  2026-08-06 07:15  ·  14h 12m
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2026-08-02 17:04  →  2026-08-03 07:50  ·  14h 45m
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2026-07-30 17:06  →  2026-07-31 08:14  ·  15h 7m
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2026-07-29 17:23  →  2026-07-30 08:11  ·  14h 47m
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2026-07-26 17:04  →  2026-07-27 08:16  ·  15h 12m
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2026-07-24 17:02  →  2026-07-25 08:42  ·  15h 40m
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Codeshare partnerships

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

sells KAL 357

Typical aircraft

Observed via ADS-B on this route

BOEING Boeing 777-300ER
B77W
100%
of flights

Looking for the return flight?

View RKSI → KBOS