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

Return flights

14 Sep - 24 Sep	China Southern
04 Sep - 10 Sep	Lufthansa
15 Sep - 22 Sep	Air China
15 Sep - 21 Sep	Air China
07 Sep - 10 Sep	Lufthansa
04 Sep - 09 Sep	Lufthansa
14 Sep - 19 Sep	Air China
07 Sep - 11 Sep	Air China
12 Sep - 19 Sep	Air China
05 Sep - 12 Sep	Air China
29 Sep - 12 Oct	Emirates
29 Sep - 12 Oct	Korean Air	direct
28 Sep - 05 Oct	Korean Air	direct
28 Sep - 03 Oct	Korean Air	direct
26 Sep - 03 Oct	Korean Air	direct
27 Sep - 04 Oct	Finnair
27 Sep - 04 Oct	Asiana Airlines	direct
25 Sep - 01 Oct	Qatar Airways
23 Sep - 04 Oct	SWISS
27 Sep - 03 Oct	Finnair

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

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 September from 576€

Return flights