Air Busan, Asiana Airlines, EASTAR JET, Jeju Air, Jin Air, Korean Air, Perimeter Aviation, Singapore Airlines, Thai Airways International, Thai Vietjet Air and T'Way Air fly nonstop from Bangkok (BKK) to Seoul (ICN), several times daily. The flight takes about 5h 12m and covers 2,280 miles (3,669 km). Round-trip fares typically run around $443, with recent bookable fares from $230. Fares last checked 28 August 2026.
Flying in November rather than September typically saves $130 on BKK → ICN.
Typical round-trip fare by departure month, across the 3 months we currently track.
Staying 10–16 nights typically costs $63 less than 6–9 nights.
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Typical weekly schedule · 96 flights per week (~14 per day) · Updated today
Yes, Air Busan, Asiana Airlines and 9 more airlines operate nonstop flights from Bangkok (BKK) to Seoul (ICN).
Air Busan, Asiana Airlines, EASTAR JET, Jeju Air, Jin Air, Korean Air, Perimeter Aviation, Singapore Airlines, Thai Airways International, Thai Vietjet Air, T'Way Air operate nonstop flights from Bangkok to Seoul.
The nonstop flight from Bangkok to Seoul takes ~5h 12m (approximately 3669 km).
Nonstop flights from Bangkok to Seoul operate multiple daily — 96 flights per week (~14 per day).
Direct flights from Bangkok to Seoul operate every day of the week.
Round-trip flights from Bangkok (BKK) to Seoul (ICN) start at $212, with a typical fare around $443. Based on 493 recent fare combinations.
Across the 3 departure months we currently track, November 2026 is the cheapest month to fly round trip from Bangkok to Seoul, with typical fares around $443 — versus about $573 in September 2026, the most expensive.
Typical round-trip fares from Bangkok (BKK) to Seoul (ICN) by trip length: a week away (6–9 nights) about $443 and around two weeks (10–16 nights) about $380. Medians from 493 recent fare combinations.
Scout — our search agent — priced 334 fares on this route in the past week, cheapest $230 round trip. It hunts nonstop fares from Bangkok every night and pings you when one's worth booking.
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