AirHint found the following cheapest one-way flights from Boston (BOS) to Prague (PRG) in December 2025 (see full year).
One-Way flights
| 07 Dec | jetBlue | ||
| 05 Dec | jetBlue | ||
| 06 Dec | jetBlue | ||
| 09 Dec | jetBlue | ||
| 29 Dec | Icelandair | ||
| 04 Dec | Air Canada | ||
| 11 Dec | Aer Lingus | ||
| 24 Dec | Lufthansa | ||
| 20 Dec | Delta |
Also check the deals for return flights from Boston to Prague in December.
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