AirHint found the following cheapest one-way flights from Washington (DCA) to Lisbon (LIS) in January 2026 (see full year).
One-Way flights
| 11 Jan | jetBlue | ||
| 12 Jan | jetBlue | ||
| 22 Jan | jetBlue | ||
| 07 Jan | Frontier Airlines | ||
| 05 Jan | jetBlue | ||
| 04 Jan | jetBlue | ||
| 01 Jan | Air Canada | ||
| 03 Jan | Icelandair | ||
| 24 Jan | British Airways |
Also check the deals for return flights from Washington to Lisbon in January.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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