AirHint found the following cheapest return flights from Hannover (HAJ) to London (STN) in September 2025 (see full year).

Return flights

19 Sep - 21 Sep	AJet
23 Sep - 09 Oct	Pegasus Airlines
23 Sep - 25 Sep	Pegasus Airlines
23 Sep - 24 Sep	Pegasus Airlines
30 Sep - 30 Sep	Pegasus Airlines
19 Sep - 23 Sep	Corendon Airlines
26 Sep - 01 Oct	AJet
22 Sep - 25 Sep	SunExpress
19 Sep - 20 Sep	Corendon Airlines
22 Sep - 26 Sep	SunExpress
27 Sep - 01 Oct	Eurowings
24 Sep - 24 Sep	SunExpress
23 Sep - 30 Sep	Pegasus Airlines
27 Sep - 10 Oct	Eurowings
27 Sep - 04 Oct	Eurowings
29 Sep - 05 Oct	Pegasus Airlines

Also check the deals for one-way flights from Hannover to London 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 Hannover to London in September from $249

Return flights