AirHint found the following cheapest one-way flights from Boston (BOS) to Prague (PRG) in December 2025 (see full year).
One-Way flights
| 11 Dec | TAP | ||
| 08 Dec | TAP | ||
| 07 Dec | TAP | ||
| 03 Dec | KLM | ||
| 14 Dec | Icelandair | ||
| 12 Dec | Spirit Airlines | ||
| 29 Dec | Lufthansa | ||
| 23 Dec | Frontier Airlines | ||
| 18 Dec | Frontier Airlines | ||
| 19 Dec | Spirit Airlines |
Also check the deals for return flights from Boston to Prague in December.
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