AirHint found the following cheapest one-way flights from Washington (IAD) to Cali (CLO) in December 2025 (see full year).
One-Way flights
| 10 Dec | Copa | ||
| 02 Dec | Copa | ||
| 30 Dec | Frontier Airlines | ||
| 15 Dec | Breeze Airways | ||
| 25 Dec | Frontier Airlines | ||
| 24 Dec | Allegiant Air | ||
| 26 Dec | Frontier Airlines | ||
| 09 Dec | Copa | ||
| 18 Dec | Frontier Airlines | ||
| 11 Dec | Copa |
Also check the deals for return flights from Washington to Cali in December.
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