AirHint found the following cheapest return flights from London (LTN) to Stockholm (ARN) in September 2025 (see full year).

Return flights

03 Sep - 10 Sep	Wizz Air
01 Sep - 10 Sep	Wizz Air
30 Sep - 08 Oct	Wizz Air
02 Sep - 08 Sep	Wizz Air
02 Sep - 16 Sep	Wizz Air
30 Sep - 02 Oct	Wizz Air
01 Sep - 08 Sep	Wizz Air
08 Sep - 16 Sep	Wizz Air
01 Sep - 03 Sep	Wizz Air
06 Sep - 10 Sep	Wizz Air
09 Sep - 30 Sep	Wizz Air
24 Sep - 15 Oct	Wizz Air
28 Sep - 30 Sep	Wizz Air
27 Sep - 01 Oct	Wizz Air
24 Sep - 13 Oct	Wizz Air
27 Sep - 05 Oct	Wizz Air
13 Sep - 03 Oct	Wizz Air UK

Also check the deals for one-way flights from London to Stockholm 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 Stockholm in September from 85€

Return flights