AirHint found the following cheapest return flights from Houston (IAH) to Berlin (BER) in January 2026 (see full year).
Return flights
| 20 Jan - 28 Jan | Frontier Airlines | ||
| 25 Jan - 14 Feb | Finnair | ||
| 17 Jan - 29 Jan | Lufthansa | ||
| 09 Jan - 16 Jan | Air France |
Also check the deals for one-way flights from Houston to Berlin in January.
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