Cheapest one-way flights from Seoul to Bangkok in April from $77

AirHint found the following cheapest one-way flights from Seoul (ICN) to Bangkok (BKK) in April 2026 (see full year).

One-Way flights

03 Apr Thai AirAsia X direct
27 Apr Thai AirAsia X direct
24 Apr Thai AirAsia X direct
22 Apr Thai AirAsia X direct
04 Apr Thai AirAsia X direct
26 Apr T'way Air direct
05 Apr T'way Air direct
20 Apr T'way Air direct
21 Apr T'way Air direct
02 Apr Thai VietJet Air direct

Also check the deals for return flights from Seoul to Bangkok in April.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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