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

Return flights

03 Apr - 10 Apr	Qatar Airways
10 Apr - 19 Apr	Etihad Airways
30 Apr - 10 May	Etihad Airways
22 Apr - 03 May	Etihad Airways
06 Apr - 15 Apr	SWISS
09 Apr - 16 Apr	Air China
10 Apr - 17 Apr	Air China
05 Apr - 12 Apr	Air China
12 Apr - 17 Apr	Air China
22 Apr - 24 Apr	Air China
23 Apr - 04 May	Etihad Airways
24 Apr - 03 May	Etihad Airways
29 Apr - 06 May	SWISS
26 Apr - 08 May	China Airlines
26 Apr - 15 May	China Airlines
26 Apr - 10 May	Air China
29 Apr - 10 May	SWISS
10 Apr - 19 Apr	Korean Air	direct
05 Apr - 12 Apr	Korean Air	direct
22 Apr - 03 May	Korean Air	direct

Also check the deals for one-way flights from Seoul to Vienna 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 Vienna in April from $685

Return flights