AirHint found the following cheapest return flights from Innsbruck (INN) to Lisbon (LIS) in October 2025 (see full year).

Return flights

27 Oct - 04 Nov	Austrian Airlines
23 Oct - 29 Oct	Lufthansa
16 Oct - 21 Oct	easyJet
16 Oct - 23 Oct	easyJet
17 Oct - 20 Oct	Austrian Airlines
24 Oct - 29 Oct	Austrian Airlines
17 Oct - 21 Oct	Austrian Airlines

Also check the deals for one-way flights from Innsbruck to Lisbon 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 Innsbruck to Lisbon in October from $297

Return flights