AirHint found the following cheapest one-way flights from Washington (IAD) to Panama City (PTY) in December 2025 (see full year).
One-Way flights
| 05 Dec | Frontier Airlines | ||
| 04 Dec | Avianca | ||
| 26 Dec | Frontier Airlines | ||
| 18 Dec | United | ||
| 05 Dec | Copa | direct | |
| 26 Dec | Copa | direct | |
| 02 Dec | Copa | direct | |
| 04 Dec | Copa | direct | |
| 06 Dec | Copa | direct | |
| 07 Dec | Copa | direct |
Also check the deals for return flights from Washington to Panama City in December.
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