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

Return flights

22 Jan - 29 Jan	transavia
22 Jan - 26 Jan	transavia
29 Jan - 05 Feb	transavia
25 Jan - 29 Jan	transavia
25 Jan - 30 Jan	transavia
27 Jan - 29 Jan	transavia
31 Jan - 06 Feb	transavia
29 Jan - 05 Feb	transavia	direct
22 Jan - 25 Jan	transavia
22 Jan - 29 Jan	transavia	direct
20 Jan - 22 Jan	transavia
30 Jan - 01 Feb	transavia
25 Jan - 29 Jan	transavia	direct
19 Jan - 21 Jan	Pegasus Airlines
28 Jan - 01 Feb	transavia
29 Jan - 03 Feb	transavia
23 Jan - 02 Feb	transavia
30 Jan - 03 Feb	transavia

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 187€

Return flights