Cheapest return flights from London to Geneva in September from 126€

AirHint found the following cheapest return flights from London (LHR) to Geneva (GVA) in September 2026 (see full year).

Return flights

02 Sep - 06 Sep SWISS direct
05 Sep - 12 Sep SWISS direct
24 Sep - 30 Sep SWISS direct
04 Sep - 06 Sep SWISS direct
01 Sep - 08 Sep SWISS direct
25 Sep - 27 Sep SWISS direct
05 Sep - 15 Sep SWISS direct
04 Sep - 12 Sep SWISS direct
22 Sep - 26 Sep SWISS direct
17 Sep - 22 Sep SWISS direct

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

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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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