AirHint found the following cheapest return flights from Humberside (HUY) to Istanbul (IST) in December 2025 (see full year).
Return flights
| 08 Dec - 15 Dec | KLM | ||
| 15 Dec - 17 Dec | KLM | ||
| 14 Dec - 22 Dec | KLM | ||
| 27 Dec - 02 Jan | KLM | ||
| 20 Dec - 05 Jan | Air France |
Also check the deals for one-way flights from Humberside to Istanbul in December.
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