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

Return flights

02 Apr - 11 Apr	Qatar Airways
13 Apr - 23 Apr	KLM
13 Apr - 21 Apr	KLM
16 Apr - 16 May	Qatar Airways
14 Apr - 20 Apr	Qatar Airways
18 Apr - 25 Apr	Finnair
27 Apr - 07 May	Finnair
27 Apr - 04 May	Finnair
11 Apr - 20 Apr	Finnair
23 Apr - 25 Apr	Qatar Airways
15 Apr - 15 May	Emirates
28 Apr - 04 May	Lufthansa
07 Apr - 13 Apr	Lufthansa
30 Apr - 06 May	Lufthansa
09 Apr - 18 Apr	Finnair
02 Apr - 11 Apr	Korean Air	direct
16 Apr - 16 May	Korean Air	direct
26 Apr - 02 May	Qatar Airways
26 Apr - 03 May	Qatar Airways
25 Apr - 04 May	Lufthansa

Also check the deals for one-way flights from Seoul to Budapest 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 Seoul to Budapest in April from 657€

Return flights