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

Return flights

06 Oct - 09 Oct	transavia	direct
26 Oct - 30 Oct	transavia	direct
01 Oct - 09 Oct	transavia	direct
04 Oct - 06 Oct	transavia
21 Oct - 23 Oct	transavia
13 Oct - 19 Oct	transavia	direct
01 Oct - 04 Oct	transavia
11 Oct - 20 Oct	transavia
14 Oct - 05 Nov	transavia
07 Oct - 16 Oct	transavia
02 Oct - 06 Oct	transavia
17 Oct - 01 Nov	transavia

Also check the deals for one-way flights from Rotterdam 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 Rotterdam to Lisbon in October from $145

Return flights