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

Return flights

28 Oct - 04 Nov	Lufthansa
29 Oct - 05 Nov	Icelandair
27 Oct - 03 Nov	British Airways
15 Oct - 22 Oct	Spirit Airlines
16 Oct - 23 Oct	Icelandair
30 Oct - 06 Nov	Sun Country Airlines
02 Oct - 09 Oct	Sun Country Airlines
09 Oct - 16 Oct	Icelandair
17 Oct - 06 Nov	United
21 Oct - 28 Oct	Air Canada
14 Oct - 21 Oct	Air Canada
31 Oct - 07 Nov	Air Canada
06 Oct - 13 Oct	Sun Country Airlines
01 Oct - 08 Oct	Icelandair
03 Oct - 10 Oct	Sun Country Airlines
07 Oct - 14 Oct	Aer Lingus
26 Oct - 02 Nov	British Airways
30 Oct - 03 Nov	Air France
25 Oct - 01 Nov	British Airways

Also check the deals for one-way flights from Minneapolis 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 Minneapolis to Lisbon in October from 491€

Return flights