Cheapest return flights from Oslo to London in September from $49

Best time to book flights for Oslo (OSL) to London (STN) flights at AirHint

AirHint found the following cheapest return flights from Oslo (OSL) to London (STN) in September 2025 (see full year).

Return flights

21 Sep - 25 Sep Ryanair direct
21 Sep - 29 Sep Ryanair direct
21 Sep - 24 Sep Ryanair direct
21 Sep - 06 Oct Ryanair direct
20 Sep - 25 Sep Ryanair direct
14 Sep - 25 Sep Ryanair direct
21 Sep - 22 Sep Ryanair direct
20 Sep - 29 Sep Ryanair direct
20 Sep - 24 Sep Ryanair direct
08 Sep - 25 Sep Ryanair direct
14 Sep - 29 Sep Ryanair direct
20 Sep - 06 Oct Ryanair direct
21 Sep - 01 Oct Ryanair direct
16 Sep - 06 Oct Ryanair direct
21 Sep - 02 Oct Ryanair direct
21 Sep - 07 Oct Ryanair direct
21 Sep - 10 Oct Ryanair direct
20 Sep - 01 Oct Ryanair direct
14 Sep - 01 Oct Ryanair direct
24 Sep - 06 Oct Ryanair direct

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

Skyscanner

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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