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

Return flights

23 May - 02 Jun	Ryanair
05 May - 18 May	Ryanair
18 May - 30 May	Ryanair
07 May - 24 May	Ryanair
29 May - 06 Jun	Ryanair
15 May - 25 May	Ryanair
04 May - 18 May	Ryanair
21 May - 28 May	Ryanair
18 May - 27 May	Wizz Air Malta
29 May - 05 Jun	Ryanair
01 May - 09 May	Ryanair
23 May - 01 Jun	Ryanair
11 May - 17 May	Ryanair
01 May - 07 May	Ryanair
30 May - 06 Jun	Wizz Air Malta

Also check the deals for one-way flights from Treviso to Seoul in May.

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 May from 788€

Return flights