AirHint found the following cheapest return flights from Bucharest (OTP) to Seoul (ICN) in June 2025 (see full year).

Return flights

16 Jun - 23 Jun	Ryanair
26 Jun - 05 Jul	Wizz Air Malta
26 Jun - 29 Jun	Wizz Air Malta
15 Jun - 22 Jun	Wizz Air Malta
24 Jun - 29 Jun	Wizz Air Malta
14 Jun - 21 Jun	Air Serbia
19 Jun - 04 Jul	Wizz Air Malta
19 Jun - 25 Jun	Wizz Air Malta
23 Jun - 08 Jul	KLM
23 Jun - 03 Jul	LOT
13 Jun - 17 Jun	Wizz Air Malta
15 Jun - 17 Jun	Wizz Air Malta
22 Jun - 05 Jul	LOT
18 Jun - 25 Jun	Wizz Air Malta
16 Jun - 19 Jun	Ryanair
28 Jun - 05 Jul	Turkish Airlines
24 Jun - 04 Jul	Air France
16 Jun - 14 Jul	Lufthansa
16 Jun - 17 Jul	Lufthansa
16 Jun - 16 Jul	Lufthansa

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

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 June from $785

Return flights