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

Return flights

26 Mar - 08 Apr	Norwegian
05 Mar - 11 Mar	Ryanair
06 Mar - 09 Mar	Ryanair
26 Mar - 31 Mar	Norwegian
26 Mar - 29 Mar	Norwegian	direct
06 Mar - 13 Mar	Ryanair
31 Mar - 07 Apr	Ryanair
06 Mar - 13 Mar	TAP	direct
09 Mar - 15 Mar	Ryanair
03 Mar - 07 Mar	Ryanair
17 Mar - 22 Mar	easyJet
25 Mar - 29 Mar	Ryanair
26 Mar - 08 Apr	Norwegian	direct
27 Mar - 04 Apr	Ryanair
30 Mar - 03 Apr	TAP
18 Mar - 08 Apr	Vueling Airlines
26 Mar - 07 Apr	Norwegian
18 Mar - 07 Apr	Vueling Airlines

Also check the deals for one-way flights from Lisbon to Oslo in March.

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 March from $138

Return flights