We've compared all 12 flights that go to or via Sofia every week, to find the best deal for you. Turkish Airlines usually has the cheapest flights from Istanbul to Sofia, so keep an eye out for them in your search results. If they’re not the cheapest option, try searching by month to compare costs throughout the week.
When you fly from Istanbul to Sofia, you'll have two airlines to choose from for your 528 km journey. If you're planning to fly in peak season, make sure you book in advance to get a reasonable price. Or you could hold on and try to get a last-minute bargain.
To sort cheap flights to Sofia, it's best to start searching for flights by month, as this will show you when prices are at their lowest. Keep an eye on Turkish Airlines too, as they're the most popular airline for flying from Istanbul to Sofia.
Flights from Istanbul to Sofia normally take 4 hrs 30 mins. Make sure you check what refreshments or meals are included, so you can plan your journey. Before you book, why not check out our holiday package and car hire options? We have some hotels close to the airport – handy if you're arriving late at night, or flying back very early.
