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

Return flights

09 Jan - 11 Jan	Wizz Air Malta
16 Jan - 18 Jan	Wizz Air Malta
09 Jan - 18 Jan	Wizz Air Malta
16 Jan - 19 Jan	Ryanair
14 Jan - 18 Jan	Ryanair
12 Jan - 19 Jan	Wizz Air Malta
15 Jan - 19 Jan	Ryanair
19 Jan - 26 Jan	Wizz Air Malta
15 Jan - 18 Jan	Ryanair
17 Jan - 24 Jan	Ryanair
31 Jan - 08 Feb	easyJet
31 Jan - 11 Feb	Ryanair
31 Jan - 08 Feb	TAP	direct
31 Jan - 11 Feb	TAP	direct

Also check the deals for one-way flights from Lisbon to Oslo 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 Lisbon to Oslo in January from $146

Return flights