AirHint found the following cheapest return flights from Seattle (SEA) to Berlin (BER) in March 2026 (see full year).
Return flights
| 31 Mar - 25 Apr | Icelandair | ||
| 09 Mar - 04 Apr | Icelandair | ||
| 15 Mar - 04 Apr | Icelandair | ||
| 09 Mar - 16 Mar | Icelandair | ||
| 19 Mar - 26 Mar | Icelandair | ||
| 29 Mar - 05 Apr | Icelandair | ||
| 14 Mar - 21 Mar | Icelandair |
Also check the deals for one-way flights from Seattle to Berlin in March.
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