When Is Seafair 2024 Dates. Boaters tie up to anchored logs that provide unparalleled water views of the hydroplane races and boeing. Winning the apollo mechanical cup hydroplane race is the goal of every team competing in the world’s fastest racing boats, and there is no better place or time to host that competition than.

Seattle — seafair has announced its dates and theme for this year’s summer celebration! The fest is technically ten weeks long, with events throughout the summer—but when many people say “seafair,” they’re referring to the roaring blue angels and racing.