Flight Deals from Ellington Airport to Boeing Field King County International Airport
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Yearly Good Deal Price
Houston to Seattle flights are most expensive in late September and cheapest in late February, with significant variations between high and low seasons.
When flying from Houston to Seattle, you can expect significant price variations throughout the year. The most expensive time to fly generally falls in late September, where prices peak at about $628. Notably, July and early June also see high prices, typically ranging from $462 to $512. Conversely, the best time to secure lower fares is in late February and early March, with prices dipping as low as $336 to $415. The transition into the high season can happen abruptly in mid-June, while low prices can persist into early April.
Best Time to Book
Book your Houston to Seattle flight 29-37 days before departure for the best prices; avoid waiting past 20 days as prices increase rapidly.
For your trip from Houston to Seattle, the best time to buy your tickets is between 29 to 37 days before departure, as prices are lowest around 33 days at roughly $275. Avoid booking earlier, as prices can reach about $464, which is significantly more expensive. While prices remain relatively stable until 20 days prior, waiting too long can be risky; prices start to rise significantly after 9 days out, costing anywhere from $350 to $417. Therefore, if you're within 20 days of departure, purchase your tickets immediately.
Flights to Boeing Field King County International Airport
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