AirHint found the following cheapest return flights from Washington (IAD) to Nassau (NAS) in January 2026 (see full year).
Return flights
| 24 Jan - 31 Jan | Copa | ||
| 03 Jan - 09 Jan | Frontier Airlines | ||
| 23 Jan - 27 Jan | Delta |
Also check the deals for one-way flights from Washington to Nassau in January.
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