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

Return flights

19 Apr - 28 Apr	Ryanair
14 Apr - 21 Apr	Wizz Air Malta
07 Apr - 21 Apr	Wizz Air Malta
07 Apr - 14 Apr	Ryanair
29 Apr - 09 May	Ryanair
07 Apr - 24 Apr	Ryanair
12 Apr - 26 Apr	Ryanair
08 Apr - 24 Apr	Ryanair
01 Apr - 15 Apr	Ryanair
08 Apr - 15 Apr	Ryanair
20 Apr - 28 Apr	Ryanair
19 Apr - 03 May	Ryanair
19 Apr - 04 May	Ryanair
20 Apr - 04 May	Ryanair
25 Apr - 09 May	Ryanair
30 Apr - 09 May	Wizz Air Malta
19 Apr - 02 May	Ryanair
26 Apr - 03 May	Ryanair
20 Apr - 03 May	Ryanair
25 Apr - 03 May	Wizz Air Malta

Also check the deals for one-way flights from Treviso to Seoul 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 Treviso to Seoul in April from 626€

Return flights