Leaving on a Sunday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 37% on the overall cost on flights from Seattle to Sardinia.
It’s typically best to fly out from Seattle to Sardinia in the morning. Doing so could potentially save you 17% on the flight price compared to flying at noon, which is usually more expensive.