AirHint found the following cheapest return flights from Detroit (DTW) to Prague (PRG) in December 2025 (see full year).
Return flights
| 13 Dec - 16 Dec | Spirit Airlines | ||
| 25 Dec - 08 Jan | Spirit Airlines | ||
| 14 Dec - 09 Jan | Spirit Airlines | ||
| 16 Dec - 23 Dec | Delta | ||
| 28 Dec - 03 Jan | Lufthansa | ||
| 18 Dec - 03 Jan | Spirit Airlines |
Also check the deals for one-way flights from Detroit to Prague in December.
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