AirHint found the following cheapest return flights from Rotterdam (RTM) to Lisbon (LIS) in January 2026 (see full year).

Return flights

04 Jan - 08 Jan	transavia	direct
18 Jan - 22 Jan	transavia	direct
04 Jan - 11 Jan	transavia
25 Jan - 01 Feb	transavia	direct
22 Jan - 25 Jan	transavia	direct
29 Jan - 01 Feb	transavia
29 Jan - 01 Feb	transavia	direct
02 Jan - 05 Jan	transavia
24 Jan - 31 Jan	transavia
05 Jan - 12 Jan	transavia
04 Jan - 11 Jan	transavia	direct

Also check the deals for one-way flights from Rotterdam to Lisbon in January.

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 January from $186

Return flights