Cheapest return flights from Seattle to Split in August from $633

AirHint found the following cheapest return flights from Seattle (SEA) to Split (SPU) in August 2025 (see full year).

Return flights

18 Aug - 25 Aug Icelandair
22 Aug - 05 Sep Scandinavian Airlines
11 Aug - 23 Aug Scandinavian Airlines
10 Aug - 24 Aug Icelandair
19 Aug - 02 Sep SWISS
21 Aug - 04 Sep Icelandair
10 Aug - 27 Aug Lufthansa

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

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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