The cheapest Geneva to Olbia return flight on the radar right now is €128, flying with Vueling Airlines + Volotea via one or more connections. It covers departures in March 2027, and every dated link below opens that exact GVA–OLB search on Skyscanner. At 45% under the €232 we normally record here, it is one of the strongest GVA–OLB fares in our index. Across 22 recorded checks it has ranged between €119 and €284. Our sampling points to March 2027 as the cheapest month to fly Geneva to Olbia.
Prices are re-checked against Skyscanner automatically, and every one shows when it was last confirmed, so nothing here is older than it looks. Not flying from Geneva? We track 46 other departure cities for Olbia, listed at the foot of this page.
Prices like this tend to vanish fast. If it has gone when you look, try the days either side of the dates above, since Geneva to Olbia is often still worth booking within a day or two of the fare we found.