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

Return flights

09 Jun - 12 Jun	KLM
05 Jun - 08 Jun	KLM
02 Jun - 09 Jun	Lufthansa
05 Jun - 07 Jun	KLM
12 Jun - 16 Jun	KLM
05 Jun - 16 Jun	KLM
12 Jun - 13 Jun	KLM
05 Jun - 13 Jun	KLM
05 Jun - 14 Jun	KLM
12 Jun - 14 Jun	KLM
24 Jun - 10 Jul	Lufthansa
28 Jun - 03 Jul	KLM
29 Jun - 05 Jul	Luxair
25 Jun - 02 Jul	KLM
17 Jun - 02 Jul	KLM
17 Jun - 01 Jul	Lufthansa
18 Jun - 02 Jul	KLM
27 Jun - 02 Jul	KLM
18 Jun - 01 Jul	SWISS
26 Jun - 05 Jul	KLM

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

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 June from 197€

Return flights