AirHint found the following cheapest return flights from Bucharest (OTP) to Seoul (ICN) in May 2026 (see full year).

Return flights

19 May - 29 May	Ryanair
14 May - 25 May	Wizz Air Malta
19 May - 02 Jun	LOT
10 May - 18 May	Animawings
01 May - 11 May	Ryanair
13 May - 30 May	LOT
04 May - 25 May	TAROM
17 May - 25 May	Wizz Air Malta
28 May - 06 Jun	Wizz Air Malta
19 May - 30 May	LOT
13 May - 27 May	Pegasus Airlines
16 May - 25 May	Turkish Airlines
24 May - 06 Jun	Wizz Air Malta
23 May - 06 Jun	Qatar Airways
30 May - 06 Jun	Qatar Airways
29 May - 06 Jun	TAROM

Also check the deals for one-way flights from Bucharest to Seoul in May.

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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Cheapest return flights from Bucharest to Seoul in May from $759

Return flights