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

Return flights

07 Apr - 21 Apr	Finnair
06 Apr - 16 Apr	Finnair
13 Apr - 21 Apr	Finnair
28 Apr - 18 May	Finnair
06 Apr - 30 Apr	Finnair
07 Apr - 24 Apr	Finnair
09 Apr - 16 Apr	Finnair
09 Apr - 17 Apr	Finnair
25 Apr - 09 May	Finnair
06 Apr - 14 Apr	Finnair
24 Apr - 13 May	Air France
09 Apr - 19 Apr	Finnair
24 Apr - 06 May	Finnair
24 Apr - 08 May	Finnair
25 Apr - 14 May	Finnair
09 Apr - 18 Apr	Finnair
27 Apr - 17 May	Finnair
24 Apr - 05 May	Emirates
25 Apr - 14 May	Korean Air	direct
28 Apr - 18 May	Korean Air	direct

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Budapest to Seoul in April from $658

Return flights