Cheapest one-way flights from Seoul to Bangkok in April from $72

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

One-Way flights

04 Apr Thai AirAsia X direct
01 Apr Thai AirAsia X direct
21 Apr Thai AirAsia X direct
20 Apr Thai AirAsia X direct
24 Apr Thai AirAsia X direct
03 Apr Thai AirAsia X direct
26 Apr T'way Air direct
02 Apr Vietnam Airlines
28 Apr Thai AirAsia X direct
22 Apr Thai AirAsia X 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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