AirHint found the following cheapest return flights from Geneva (GVA) to London (STN) in August 2025 (see full year).

Return flights

26 Aug - 03 Sep	easyJet
31 Aug - 07 Sep	Aer Lingus
27 Aug - 01 Sep	Aer Lingus
29 Aug - 02 Sep	easyJet
23 Aug - 25 Aug	easyJet
13 Aug - 31 Aug	easyJet
27 Aug - 29 Aug	easyJet
20 Aug - 28 Aug	easyJet
23 Aug - 28 Aug	Aer Lingus
13 Aug - 26 Aug	easyJet
31 Aug - 03 Sep	easyJet
23 Aug - 30 Aug	Aer Lingus
27 Aug - 31 Aug	easyJet
19 Aug - 26 Aug	easyJet
24 Aug - 27 Aug	Aer Lingus

Also check the deals for one-way flights from Geneva to London in August.

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 Geneva to London in August from $180

Return flights