AirHint found the following cheapest return flights from Seattle (SEA) to Berlin (BER) in May 2026 (see full year).
Return flights
| 27 May - 03 Jun | Icelandair | ||
| 12 May - 18 May | Air France | ||
| 11 May - 23 May | Delta | ||
| 28 May - 04 Jun | Icelandair | ||
| 25 May - 01 Jun | Icelandair |
Also check the deals for one-way flights from Seattle to Berlin in May.
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