AirHint found the following cheapest one-way flights from Newcastle (NCL) to Sofia (SOF) in December 2025 (see full year).
One-Way flights
| 13 Dec | Ryanair | ||
| 15 Dec | Ryanair | ||
| 14 Dec | Ryanair | ||
| 18 Dec | Ryanair | ||
| 20 Dec | Ryanair | ||
| 29 Dec | easyJet | ||
| 20 Dec | TUI | direct |
Also check the deals for return flights from Newcastle to Sofia in December.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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