AirHint found the following cheapest return flights from Seattle (SEA) to Bucharest (OTP) in January 2026 (see full year).
Return flights
| 01 Jan - 13 Jan | Lufthansa | ||
| 07 Jan - 14 Jan | Lufthansa | ||
| 19 Jan - 01 Feb | Air France | ||
| 02 Jan - 13 Jan | Lufthansa | ||
| 02 Jan - 14 Jan | Lufthansa | ||
| 02 Jan - 24 Jan | Lufthansa | ||
| 03 Jan - 13 Jan | British Airways |
Also check the deals for one-way flights from Seattle to Bucharest in January.
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