AirHint found the following cheapest return flights from Thessaloniki (SKG) to Sofia (SOF) in April 2026 (see full year).
Return flights
| 22 Apr - 26 Apr | Wizz Air | ||
| 01 Apr - 04 Apr | Ryanair | ||
| 10 Apr - 14 Apr | Aegean Airlines | ||
| 11 Apr - 13 Apr | Aegean Airlines | ||
| 30 Apr - 03 May | Jet2 | ||
| 08 Apr - 10 Apr | Ryanair |
Also check the deals for one-way flights from Thessaloniki to Sofia in April.
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