AirHint found the following cheapest return flights from Budapest (BUD) to Seoul (ICN) in April 2026 (see full year).

Return flights

13 Apr - 28 Apr	Air China
01 Apr - 15 Apr	Air China
22 Apr - 06 May	Air China
20 Apr - 28 Apr	Air China
08 Apr - 29 Apr	Air China
01 Apr - 14 Apr	Air China
14 Apr - 27 Apr	Finnair
20 Apr - 27 Apr	Finnair
27 Apr - 07 May	Finnair
23 Apr - 07 May	Finnair
18 Apr - 04 May	Finnair
25 Apr - 09 May	Finnair
11 Apr - 25 Apr	Turkish Airlines
18 Apr - 02 May	Turkish Airlines
11 Apr - 28 Apr	Turkish Airlines
21 Apr - 04 May	Turkish Airlines
23 Apr - 04 May	Turkish Airlines
12 Apr - 02 May	Turkish Airlines
02 Apr - 16 Apr	Finnair
23 Apr - 08 May	Air China

Also check the deals for one-way flights from Budapest to Seoul in April.

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 Budapest to Seoul in April from $609

Return flights