Cheapest return flights from Seattle to Amsterdam in August from $577

AirHint found the following cheapest return flights from Seattle (SEA) to Amsterdam (AMS) in August 2026 (see full year).

Return flights

12 Aug - 26 Aug Aer Lingus
31 Aug - 14 Sep Turkish Airlines
05 Aug - 19 Aug Aer Lingus
15 Aug - 03 Sep Scandinavian Airlines
12 Aug - 26 Aug Delta direct
15 Aug - 03 Sep Air France direct
01 Aug - 15 Aug Air Canada
01 Aug - 15 Aug KLM direct

Also check the deals for one-way flights from Seattle to Amsterdam in August.

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