Cheap flights from Istanbul to Sofia
The lowest fare found is €27. The cheapest month to fly is November.
Search live pricesSearch round-trip pricesLowest price by month
| October | €51 |
| November | €27 |
| December | €46 |
| January | €45 |
| February | €58 |
| March | €53 |
| May | €80 |
| June | €82 |
| July | €97 |
| August | €97 |
When is the cheapest time to fly from Istanbul to Sofia?
Fares are typically lowest in November, starting from €27.
Popular routes
- Istanbul → Zagreb
- Istanbul → Belgrade
- Istanbul → Riga
- Istanbul → Tallinn
- Istanbul → Vilnius
- Istanbul → Reykjavik
- Istanbul → Naples
- Istanbul → Venice
- Istanbul → Bologna
- Istanbul → Catania
- Istanbul → Pisa
- Istanbul → Bergamo
Prices updated 2026-09-08