Cheapest return flights from Oslo to London in September from $54

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

08 Sep - 24 Sep Ryanair direct
15 Sep - 24 Sep Ryanair direct
17 Sep - 24 Sep Ryanair direct
20 Sep - 24 Sep Ryanair direct
22 Sep - 24 Sep Ryanair direct
09 Sep - 24 Sep Ryanair direct
10 Sep - 24 Sep Ryanair direct
03 Sep - 24 Sep Ryanair direct
12 Sep - 24 Sep Ryanair direct
13 Sep - 24 Sep Ryanair direct
24 Sep - 15 Oct Ryanair direct
15 Sep - 01 Oct Ryanair direct
17 Sep - 07 Oct Ryanair direct
17 Sep - 01 Oct Ryanair direct
24 Sep - 14 Oct Ryanair direct
24 Sep - 07 Oct Ryanair direct
24 Sep - 01 Oct Ryanair direct
20 Sep - 07 Oct Ryanair direct
20 Sep - 01 Oct Ryanair direct
22 Sep - 07 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.

Book a cheap hotel in London

Cheap car rent in London