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

Return flights

01 Apr - 15 Apr	SWISS
08 Apr - 13 Apr	SWISS
02 Apr - 23 Apr	Lufthansa
06 Apr - 14 Apr	SWISS
30 Apr - 08 May	Air China
06 Apr - 13 Apr	SWISS
04 Apr - 11 Apr	SWISS
02 Apr - 16 Apr	Qatar Airways
28 Apr - 04 May	Air China
16 Apr - 25 Apr	Finnair
03 Apr - 11 Apr	Qatar Airways
14 Apr - 18 Apr	Qatar Airways
25 Apr - 09 May	Qatar Airways
28 Apr - 04 May	Korean Air	direct
25 Apr - 09 May	Korean Air	direct

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 $650

Return flights