Seattle-Tacoma International (SEA) to Frankfurt (FRA).
| Departure | Return | Price |
|---|---|---|
| 05/26/2026 | 06/04/2026 | $710 |
| 05/27/2026 | 06/04/2026 | $710 |
| 05/28/2026 | 06/04/2026 | $710 |
| 05/29/2026 | 06/04/2026 | $710 |
| 05/30/2026 | 06/04/2026 | $710 |
| 05/23/2026 | 05/28/2026 | $720 |
| 05/23/2026 | 05/30/2026 | $720 |
| 05/24/2026 | 05/30/2026 | $720 |
| 07/05/2026 | 07/10/2026 | $729 |
| 07/05/2026 | 07/14/2026 | $729 |
Based on current fares, May is the cheapest month to fly from Seattle to Frankfurt, with average fares around $735 round trip (as low as $710).
See the full month-by-month and day-of-week price analysis
Best Time to Fly SEA → FRADeparture date prices (economy, round trip). Green = cheap, red = expensive.
The cheapest month to fly from Seattle to Frankfurt is May, with average round-trip fares around $735. Fares in May start as low as $710. The most expensive month is June, averaging $862.
A nonstop flight from Seattle to Frankfurt takes approximately 10h.
The cheapest flight from Seattle to Frankfurt currently starts at $710 round trip in economy class.
The average round-trip flight price from Seattle to Frankfurt is $900 in economy class.
The distance is 4987 miles (8024 km). with a nonstop flight time of about 10h. The lowest fare currently available is $710 departing in May. The average round-trip fare is $900.
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