Cheapest return flights from London to Oslo in September from $119

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

Return flights

29 Sep - 05 Oct British Airways direct
08 Sep - 15 Sep British Airways direct
12 Sep - 15 Sep British Airways direct
11 Sep - 13 Sep British Airways direct
12 Sep - 13 Sep British Airways direct
18 Sep - 24 Sep British Airways direct
10 Sep - 14 Sep British Airways direct
12 Sep - 14 Sep British Airways direct
24 Sep - 27 Sep British Airways direct
08 Sep - 12 Sep British Airways direct
01 Sep - 15 Sep Scandinavian Airlines direct

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