The cheapest Birmingham to Olbia return flight on the radar right now is £73, flying with Jet2 non-stop. It covers departures in October 2026, and every dated link below opens that exact BHX–OLB search on Skyscanner. At 41% under the £123 we normally record here, it is one of the strongest BHX–OLB fares in our index. Across 47 recorded checks it has ranged between £55 and £530. Our sampling points to October 2026 as the cheapest month to fly Birmingham 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 Birmingham? 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 Birmingham to Olbia is often still worth booking within a day or two of the fare we found.