Cheapest return flights from Geneva to Porto in September from $74

Best time to book flights for Geneva (GVA) to Porto (OPO) flights at AirHint

AirHint found the following cheapest return flights from Geneva (GVA) to Porto (OPO) in September 2025 (see full year).

Return flights

25 Sep - 30 Sep easyJet direct
03 Sep - 17 Sep easyJet direct
17 Sep - 24 Sep easyJet direct
18 Sep - 25 Sep easyJet direct
07 Sep - 21 Sep easyJet direct
27 Sep - 28 Sep easyJet direct
06 Sep - 27 Sep easyJet direct
20 Sep - 24 Sep easyJet direct
29 Sep - 06 Oct easyJet direct
05 Sep - 18 Sep easyJet direct
29 Sep - 05 Oct easyJet direct
10 Sep - 13 Sep easyJet direct
29 Sep - 08 Oct Vueling Airlines
29 Sep - 16 Oct Vueling Airlines
29 Sep - 17 Oct Vueling Airlines
30 Sep - 08 Oct Vueling Airlines
30 Sep - 16 Oct Vueling Airlines
30 Sep - 17 Oct Vueling Airlines
29 Sep - 18 Oct Vueling Airlines
30 Sep - 18 Oct Vueling Airlines

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

Skyscanner

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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