Cheapest one-way flights from London to Oslo in September from $56

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

AirHint found the following cheapest one-way flights from London (LGW) to Oslo (OSL) in September 2025 (see full year).

One-Way flights

18 Sep Norwegian direct
26 Sep Norwegian direct
03 Sep Norwegian direct
13 Sep Norwegian direct
17 Sep Norwegian direct
10 Sep Norwegian direct
15 Sep Wizz Air
19 Sep Norwegian direct
11 Sep Norwegian direct
24 Sep Norwegian direct

Also check the deals for return flights from London to Oslo 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 Oslo

Cheap car rent in Oslo