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

Return flights

13 Jan - 16 Jan	Ryanair
20 Jan - 24 Jan	Ryanair
16 Jan - 23 Jan	Ryanair
08 Jan - 16 Jan	Ryanair
19 Jan - 21 Jan	Ryanair
27 Jan - 05 Feb	Ryanair
17 Jan - 19 Jan	Ryanair
24 Jan - 07 Feb	Ryanair
17 Jan - 20 Jan	Ryanair
10 Jan - 20 Jan	Ryanair
18 Jan - 20 Jan	Scandinavian Airlines
17 Jan - 21 Jan	Ryanair
19 Jan - 18 Feb	Ryanair
25 Jan - 01 Feb	Scandinavian Airlines
20 Jan - 19 Feb	Ryanair
26 Jan - 02 Feb	easyJet
29 Jan - 01 Feb	Ryanair
31 Jan - 01 Feb	Ryanair
29 Jan - 01 Feb	TAP	direct
24 Jan - 07 Feb	TAP	direct

Also check the deals for one-way flights from Oslo 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 Oslo to Lisbon in January from $107

Return flights