Cheapest return flights from London to Oslo in December from $225

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

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

Return flights

23 Dec - 31 Dec KLM
23 Dec - 15 Jan KLM
17 Dec - 24 Dec KLM
15 Dec - 06 Jan Lufthansa
08 Dec - 08 Jan Lufthansa
02 Dec - 06 Dec KLM
24 Dec - 28 Dec KLM
01 Dec - 07 Dec SWISS
03 Dec - 07 Dec SWISS
26 Dec - 31 Dec KLM
26 Dec - 02 Jan KLM
27 Dec - 31 Dec KLM
19 Dec - 21 Dec KLM
28 Dec - 04 Jan KLM
28 Dec - 02 Jan KLM
20 Dec - 28 Dec KLM
27 Dec - 01 Jan SWISS

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

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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