AirHint found the following cheapest return flights from London (LCY) to Bergen (BGO) in September 2025 (see full year).

Return flights

24 Sep - 29 Sep	Lufthansa
25 Sep - 29 Sep	KLM
26 Sep - 29 Sep	KLM
23 Sep - 29 Sep	KLM
25 Sep - 28 Sep	KLM
26 Sep - 30 Sep	KLM
18 Sep - 23 Sep	KLM
20 Sep - 22 Sep	KLM
18 Sep - 22 Sep	KLM
26 Sep - 28 Sep	KLM
10 Sep - 12 Oct	KLM
29 Sep - 02 Oct	KLM
30 Sep - 01 Oct	KLM
29 Sep - 03 Oct	Air Dolomiti
30 Sep - 02 Oct	KLM

Also check the deals for one-way flights from London to Bergen in September.

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 Bergen in September from 199€

Return flights