Cheapest return flights from Oslo to Lisbon in September from 175€

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

Return flights

02 Sep - 09 Sep Vueling Airlines
14 Sep - 16 Sep Vueling Airlines
02 Sep - 16 Sep Vueling Airlines
16 Sep - 26 Sep Vueling Airlines
19 Sep - 26 Sep TAP direct
06 Sep - 12 Sep TAP direct
02 Sep - 09 Sep Norwegian direct
14 Sep - 26 Sep Vueling Airlines
16 Sep - 01 Oct Vueling Airlines
02 Sep - 16 Sep Norwegian direct
01 Sep - 09 Sep Norwegian
14 Sep - 01 Oct Vueling Airlines
16 Sep - 04 Oct Vueling Airlines
14 Sep - 04 Oct Vueling Airlines
19 Sep - 01 Oct Norwegian
22 Sep - 01 Oct Norwegian Air Sweden AOC
16 Sep - 03 Oct Vueling Airlines
24 Sep - 01 Oct Norwegian Air Sweden AOC
19 Sep - 04 Oct Norwegian
14 Sep - 03 Oct Vueling Airlines

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

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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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