The cheapest Sofia to Podgorica return flight on the radar right now is €139, flying with Air Serbia via one or more connections. It covers departures in May 2027, and every dated link below opens that exact SOF–TGD search on Skyscanner. That is roughly 19% below the €171 this route usually costs. Across 10 recorded checks it has ranged between €138 and €367. Our sampling points to May 2027 as the cheapest month to fly Sofia to Podgorica.
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 Sofia? We track 38 other departure cities for Podgorica, 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 Sofia to Podgorica is often still worth booking within a day or two of the fare we found.