AirHint found the following cheapest return flights from Treviso (TSF) to Basel (BSL) in October 2025 (see full year).

Return flights

01 Oct - 03 Oct	Wizz Air Malta
11 Oct - 18 Oct	Wizz Air Malta
10 Oct - 13 Oct	Wizz Air Malta
20 Oct - 24 Oct	Ryanair
17 Oct - 20 Oct	Ryanair
01 Oct - 04 Oct	Wizz Air Malta
03 Oct - 06 Oct	Ryanair
02 Oct - 03 Oct	Wizz Air Malta
02 Oct - 04 Oct	Wizz Air Malta
26 Oct - 03 Nov	Ryanair
24 Oct - 02 Nov	Ryanair
26 Oct - 29 Oct	Ryanair
30 Oct - 03 Nov	Ryanair
31 Oct - 02 Nov	Ryanair
30 Oct - 02 Nov	Ryanair
29 Oct - 01 Nov	Ryanair

Also check the deals for one-way flights from Treviso to Basel in October.

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 Basel in October from $108

Return flights