Cheap Flights from Seattle to St Louis* All One Way Round Trip STLSeattle → St LouisOne Way Trip | Jul 14$107.79Book Now STLSeattle → St LouisOne Way Trip | Jun 9$175.99Book Now STLSeattle ⇌ St LouisRound Trip | May 13 - May 14$202.63Book Now * All fares above were last found on: Apr 09, 2025 at 7:47 AM. Fares are one way or round trip as indicated aboveround trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are based on historical data, are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions. 202504~Ref:ER48uP4ONEeFJVwX_3nzMA
Our Lowest Fare* All fares below were last found on: . Fares are round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are based on historical data, are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions.
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Why to Book with Call Center Personalized experience by our live agents Immediate booking confirmation 24-hour cancellation Flexible payment plans
Search Cheap Flights from Seattle to St LouisBook your flights from Seattle to St Louis. Known as the largest metropolitan area in Missouri, St Louis attracts vacationers and leisure hunters from all over the world. This majestic city is brimming with plenty of attractions from the likes of Cathedral Basilica of St. Louis, Contemporary Art Museum, Missouri History Museum and much more.To reach St Louis from Seattle, you should go for the airlines that include United Airlines and American Airlines. Take advantage of exclusive deals on flights to St Louis and save to splurge on a vacation. The flight to St Louis from Seattle takes around five hours thirty minutes excluding the layover time. This flight covers the distance of 1724 miles. To pass the time you should listen to music or read in-flight magazines.
Comprehensive Insights About the Seattle to St Louis Flight RouteWhat is the our cheapest return flight price from SEA to STL?What is the fare range for flights from SEA to STL?When does the earliest flight depart SEA?7:00AM - 8:00AMWhich is the busiest month to travel from Seattle to St Louis? November is considered the peak season for travelers embarking on the journey from Seattle to St Louis. Planning your trip during this month can help you experience the vibrant atmosphere of St Louis. Which is the least-busy month to travel from SEA to STL? April is regarded as the least busy month for flights from Seattle to St Louis, offering a more tranquil travel experience.What is the travel distance between Seattle and St Louis?The distance covered on this flight route is approximately 1,706 miles. Understanding the distance between Seattle to St Louis can aid in planning your journey more effectively.What are the top airlines offering flights from SEA to STL?Alaska Airlines, Southwest Airlines, Japan Airlines is one of the prominent carriers serving the Seattle to St Louis route. Consider this when selecting your preferred airline.How many weekly flights operate between SEA and STL?A total of 23 weekly flights are available between SEA to STL, providing travelers with ample choices and flexibility.How many daily flights fly between Seattle and St Louis?There are 3 daily flights connecting Seattle to St Louis, allowing passengers to choose flight times that align with their schedules.Which is the busiest day in terms of passengers flying from SEA to STL?Monday is the busiest day for travelers on the Seattle to St Louis route. Knowing this can help you plan your trip to avoid peak travel days.What percentage of Seattle to St Louis travelers traveled with their kids under 14?6% of travelers on this route were accompanied by children under the age of 14. This information is valuable for families planning their trips.What percentage of Seattle to St Louis travelers were millennials?A substantial 35% of travelers on this route were millennials. If you're a millennial traveler, you may find like-minded companions on your journey.What percentage of Seattle to St Louis travelers were female?Approximately 50% of travelers on this route were female. Understanding the gender distribution can be relevant for solo female travelers or for those interested in gender-related travel insights.What percentage of Seattle to St Louis travelers were over the age of 60?A noteworthy 20% of travelers on this route were over the age of 60. This data offers insights for senior travelers or for those seeking a mature travel demographic.What was the average flight duration of flights from Seattle to St Louis?The average flight duration for this route is approximately 04.55 hours. This information can help you plan your journey with a clear understanding of travel time.
Comprehensive Insights About the Seattle to St Louis Flight RouteWhat is the our cheapest return flight price from SEA to STL?What is the fare range for flights from SEA to STL?When does the earliest flight depart SEA?7:00AM - 8:00AMWhich is the busiest month to travel from Seattle to St Louis? November is considered the peak season for travelers embarking on the journey from Seattle to St Louis. Planning your trip during this month can help you experience the vibrant atmosphere of St Louis. Which is the least-busy month to travel from SEA to STL? April is regarded as the least busy month for flights from Seattle to St Louis, offering a more tranquil travel experience.What is the travel distance between Seattle and St Louis?The distance covered on this flight route is approximately 1,706 miles. Understanding the distance between Seattle to St Louis can aid in planning your journey more effectively.What are the top airlines offering flights from SEA to STL?Alaska Airlines, Southwest Airlines, Japan Airlines is one of the prominent carriers serving the Seattle to St Louis route. Consider this when selecting your preferred airline.How many weekly flights operate between SEA and STL?A total of 23 weekly flights are available between SEA to STL, providing travelers with ample choices and flexibility.How many daily flights fly between Seattle and St Louis?There are 3 daily flights connecting Seattle to St Louis, allowing passengers to choose flight times that align with their schedules.Which is the busiest day in terms of passengers flying from SEA to STL?Monday is the busiest day for travelers on the Seattle to St Louis route. Knowing this can help you plan your trip to avoid peak travel days.What percentage of Seattle to St Louis travelers traveled with their kids under 14?6% of travelers on this route were accompanied by children under the age of 14. This information is valuable for families planning their trips.What percentage of Seattle to St Louis travelers were millennials?A substantial 35% of travelers on this route were millennials. If you're a millennial traveler, you may find like-minded companions on your journey.What percentage of Seattle to St Louis travelers were female?Approximately 50% of travelers on this route were female. Understanding the gender distribution can be relevant for solo female travelers or for those interested in gender-related travel insights.What percentage of Seattle to St Louis travelers were over the age of 60?A noteworthy 20% of travelers on this route were over the age of 60. This data offers insights for senior travelers or for those seeking a mature travel demographic.What was the average flight duration of flights from Seattle to St Louis?The average flight duration for this route is approximately 04.55 hours. This information can help you plan your journey with a clear understanding of travel time.
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Schedule Wide Open? Sneak-peek at what tickets cost month-to-month from SEA to STLAvg. $499.98JanAvg. $410.5FebAvg. $644.31MarAvg. $532.83AprAvg. $496.33MayAvg. $846.5JunAvg. $705.49JulAvg. $833.26AugAvg. $393.84SepAvg. $390.65OctAvg. $674.39NovAvg. $940.46Dec
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