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

Return flights

13 Jan - 16 Jan	KLM
22 Jan - 29 Jan	KLM
15 Jan - 03 Feb	KLM
14 Jan - 17 Jan	KLM
23 Jan - 25 Jan	KLM
08 Jan - 11 Jan	KLM
12 Jan - 26 Jan	Lufthansa
19 Jan - 30 Jan	Lufthansa
05 Jan - 20 Jan	KLM
19 Jan - 31 Jan	KLM
30 Jan - 01 Feb	Lufthansa
01 Jan - 09 Jan	Lufthansa

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

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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Cheapest return flights from London to Oslo in January from $240

Return flights