AirHint found the following cheapest return flights from Seattle (SEA) to Krakow (KRK) in April 2026 (see full year).
Return flights
| 11 Apr - 03 May | Turkish Airlines | ||
| 04 Apr - 11 Apr | Austrian Airlines | ||
| 11 Apr - 18 Apr | Turkish Airlines | ||
| 03 Apr - 12 Apr | Air Canada | ||
| 04 Apr - 12 Apr | Turkish Airlines |
Also check the deals for one-way flights from Seattle to Krakow in April.
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