Cheapest return flights from Seattle to Prague in May from $671

AirHint found the following cheapest return flights from Seattle (SEA) to Prague (PRG) in May 2026 (see full year).

Return flights

19 May - 30 May Scandinavian Airlines
09 May - 16 May Scandinavian Airlines

Also check the deals for one-way flights from Seattle to Prague in May.

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