AirHint found the following cheapest one-way flights from Seattle (SEA) to Frankfurt (FRA) in April 2026 (see full year).
One-Way flights
| 16 Apr | Icelandair | ||
| 16 Apr | Condor | direct | |
| 09 Apr | Hawaiian Airlines | ||
| 09 Apr | Condor | direct | |
| 01 Apr | Turkish Airlines | ||
| 01 Apr | United | direct |
Also check the deals for return flights from Seattle to Frankfurt in April.
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