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Search Cheap Flights from St Louis to Seattle

Book your flights from St Louis to Seattle. Pack your bags and leave for a spectacular vacation in Seattle which is situated in Washington, United States. Surrounded with the majestic Cascade and Olympic Mountains, Seattle is decorated with beautiful waterways, museums and parks. Taste delicious seafood and enjoy romantic cruises on Seattle Waterfront and don’t miss the amazing skyline views of the city from Smith Tower which boasts of wonderful architecture. Spend some time with your kids at Woodland Park Zoo which is home to rare and endangered animals.

There are numerous airlines that operate flights from St Louis to Seattle including Alaska Airlines, US Airways and United Airlines. Take advantage of exclusive deals on flights to Seattle and save to splurge on a vacation. It takes about five hours and fifteen minutes to cover a distance of about 1,710 miles on flights between St Louis and Seattle excluding the layover time. While the carriers offer plenty of in-flight entertainment options, having a good company doesn’t hurt either.

St Louis to Seattle Flight Route Facts

  • Which is the busiest month to travel from St Louis to Seattle?


  • Which is the least-busy month to travel from STL to SEA?


  • What is the travel distance between St Louis and Seattle?

    1,706 Miles

  • What are the top airlines offering flights from STL to SEA?

    Alaska Airlines, Southwest Airlines, Japan Airlines

  • How many weekly flights operate between STL and SEA?

    There are 25 weekly flights between STL and SEA.

  • How many daily flights fly between St Louis and Seattle?

    There are 3 daily flights between STL and SEA

  • Which is the busiest day in terms of passengers flying from STL to SEA?


  • What percentage of St Louis to Seattle travelers traveled with their kids under 14?

    7% traveled with their kids under 14.

  • What percentage of St Louis to Seattle travelers were millennials?

    32% of Seattle travelers were millenials.

  • What percentage of St Louis to Seattle travelers were female?

    54% of Seattle travelers were female.

  • What percentage of St Louis to Seattle travelers were over the age of 60?

    20% of Seattle travelers were over the age of 60.

  • What was the average flight duration of flights from St Louis to Seattle?

    04.15 Hours

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