AirHint found the following cheapest return flights from Washington (IAD) to Berlin (BER) in January 2026 (see full year).
Return flights
| 29 Jan - 05 Feb | TAP | ||
| 19 Jan - 04 Feb | TAP | ||
| 24 Jan - 07 Feb | TAP | ||
| 22 Jan - 29 Jan | Lufthansa | ||
| 31 Jan - 07 Feb | Lufthansa | ||
| 24 Jan - 30 Jan | TAP | ||
| 31 Jan - 03 Feb | Icelandair |
Also check the deals for one-way flights from Washington to Berlin in January.
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