Cheapest return GVA–OTP flights, September

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

Return flights

14 Sep - 18 Sep Air Serbia
07 Sep - 09 Sep Air Serbia
17 Sep - 21 Sep LOT
11 Sep - 14 Sep Air Serbia
10 Sep - 13 Sep LOT

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

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