AirHint found the following cheapest return flights from Washington (IAD) to Puerto Vallarta (PVR) in December 2025 (see full year).
Return flights
| 30 Dec - 06 Jan | Air Canada | ||
| 27 Dec - 30 Dec | Frontier Airlines | ||
| 26 Dec - 05 Jan | Aeromexico | ||
| 29 Dec - 05 Jan | United |
Also check the deals for one-way flights from Washington to Puerto Vallarta in December.
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