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

Return flights

10 Oct - 14 Oct	Norse Atlantic Airways (UK)
21 Oct - 04 Nov	Air Canada
10 Oct - 21 Oct	Spirit Airlines
05 Oct - 12 Oct	Norse Atlantic Airways (UK)
27 Oct - 16 Nov	Norse Atlantic Airways (UK)
13 Oct - 18 Oct	Norse Atlantic Airways (UK)
25 Oct - 01 Nov	Spirit Airlines
30 Oct - 06 Nov	United
22 Oct - 27 Oct	Norse Atlantic Airways (UK)
08 Oct - 18 Oct	Spirit Airlines
20 Oct - 27 Oct	United
15 Oct - 22 Oct	United
02 Oct - 09 Oct	United
10 Oct - 17 Oct	United

Also check the deals for one-way flights from Orlando 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 Orlando to Lisbon in October from $569

Return flights