AirHint found the following cheapest return flights from Seoul (ICN) to Warsaw (WAW) in March 2026 (see full year).

Return flights

30 Mar - 15 Apr	Lufthansa
30 Mar - 13 Apr	SWISS
22 Mar - 13 Apr	China Eastern
24 Mar - 13 Apr	KLM
26 Mar - 13 Apr	KLM
27 Mar - 13 Apr	KLM
21 Mar - 13 Apr	KLM
25 Mar - 13 Apr	Air France
31 Mar - 15 Apr	Lufthansa
30 Mar - 14 Apr	Lufthansa
14 Mar - 23 Mar	China Southern
03 Mar - 10 Mar	KLM
04 Mar - 10 Mar	Air France
04 Mar - 11 Mar	Air France
03 Mar - 09 Mar	KLM
05 Mar - 11 Mar	KLM
03 Mar - 11 Mar	KLM
04 Mar - 09 Mar	Lufthansa
07 Mar - 15 Mar	Lufthansa
07 Mar - 12 Mar	KLM

Also check the deals for one-way flights from Seoul to Warsaw in March.

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 Warsaw in March from 460€

Return flights