Cheap Flights from Chicago to Seattle* All One Way Round Trip SEAChicago → SeattleOne Way Trip | Jun 4$97.10Book Now * All fares above were last found on: May 11, 2025 at 11:30 PM. Fares are one way or round trip as indicated aboveone way. 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. 202505~Ref:tsPosmcUtUm4S-maS2h5XQ
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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Search Cheap Flights from Chicago to SeattleBook your flights from Chicago to Seattle and on airfares. Also known as Emerald City, Seattle is a beautiful coastal port situated in US state of Washington. Surrounded with amazing Olympic Mountains and Cascade Mountains, Seattle is one destination that aptly balances beauty with adventure. Visit Pioneer Square which is stuffed with museums and art galleries and boasts of Victorian Romanesque Architecture. Enjoy a romantic cruise with your loved one at Elliott Bay and indulge in exciting hiking trails at Seward Park which also contains an amphitheater and art studio.American Airlines, United Airlines, US Airways, Alaska Airlines and Virgin America are some of the premier airlines that operate flights between Chicago and Seattle. Generally the flight time taken to cover the 1,731 miles distance between Chicago and Seattle is about four hours and thirty minutes which excludes the layover time. While there are a lot of entertainment options available on flight, it’s also recommended that you carry some good books for the travel.
Comprehensive Insights About the Chicago to Seattle Flight RouteWhat is the our cheapest return flight price from CHI to SEA?What is the fare range for flights from CHI to SEA?When does the earliest flight depart CHI?7:00AM - 8:00AMWhen does the last flight depart from SEA?The last flight from Seattle typically departs between 10:00PM - 11:00PM, making it a suitable choice for travelers who prefer late-night departures.Which is the busiest month to travel from Chicago to Seattle? October is considered the peak season for travelers embarking on the journey from Chicago to Seattle. Planning your trip during this month can help you experience the vibrant atmosphere of Seattle. Which is the least-busy month to travel from CHI to SEA? December, March, September is regarded as the least busy month for flights from Chicago to Seattle, offering a more tranquil travel experience.What is the travel distance between Chicago and Seattle?The distance covered on this flight route is approximately 1,729 miles. Understanding the distance between Chicago to Seattle can aid in planning your journey more effectively.What are the top airlines offering flights from CHI to SEA?Alaska Airlines, American Airlines, United Airlines is one of the prominent carriers serving the Chicago to Seattle route. Consider this when selecting your preferred airline.How many weekly flights operate between CHI and SEA?A total of 1 weekly flights are available between CHI to SEA, providing travelers with ample choices and flexibility.How many daily flights fly between Chicago and Seattle?There are 48 daily flights connecting Chicago to Seattle, allowing passengers to choose flight times that align with their schedules.Which is the busiest day in terms of passengers flying from CHI to SEA?Monday is the busiest day for travelers on the Chicago to Seattle route. Knowing this can help you plan your trip to avoid peak travel days.What percentage of Chicago to Seattle travelers traveled with their kids under 14?8% 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 Chicago to Seattle travelers were millennials?A substantial 40% 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 Chicago to Seattle 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 Chicago to Seattle travelers were over the age of 60?A noteworthy 13% 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 Chicago to Seattle?The average flight duration for this route is approximately 07.30 hours. This information can help you plan your journey with a clear understanding of travel time.
Comprehensive Insights About the Chicago to Seattle Flight RouteWhat is the our cheapest return flight price from CHI to SEA?What is the fare range for flights from CHI to SEA?When does the earliest flight depart CHI?7:00AM - 8:00AMWhen does the last flight depart from SEA?The last flight from Seattle typically departs between 10:00PM - 11:00PM, making it a suitable choice for travelers who prefer late-night departures.Which is the busiest month to travel from Chicago to Seattle? October is considered the peak season for travelers embarking on the journey from Chicago to Seattle. Planning your trip during this month can help you experience the vibrant atmosphere of Seattle. Which is the least-busy month to travel from CHI to SEA? December, March, September is regarded as the least busy month for flights from Chicago to Seattle, offering a more tranquil travel experience.What is the travel distance between Chicago and Seattle?The distance covered on this flight route is approximately 1,729 miles. Understanding the distance between Chicago to Seattle can aid in planning your journey more effectively.What are the top airlines offering flights from CHI to SEA?Alaska Airlines, American Airlines, United Airlines is one of the prominent carriers serving the Chicago to Seattle route. Consider this when selecting your preferred airline.How many weekly flights operate between CHI and SEA?A total of 1 weekly flights are available between CHI to SEA, providing travelers with ample choices and flexibility.How many daily flights fly between Chicago and Seattle?There are 48 daily flights connecting Chicago to Seattle, allowing passengers to choose flight times that align with their schedules.Which is the busiest day in terms of passengers flying from CHI to SEA?Monday is the busiest day for travelers on the Chicago to Seattle route. Knowing this can help you plan your trip to avoid peak travel days.What percentage of Chicago to Seattle travelers traveled with their kids under 14?8% 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 Chicago to Seattle travelers were millennials?A substantial 40% 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 Chicago to Seattle 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 Chicago to Seattle travelers were over the age of 60?A noteworthy 13% 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 Chicago to Seattle?The average flight duration for this route is approximately 07.30 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 CHI to SEAAvg. $301.43JanAvg. $359.1FebAvg. $358.96MarAvg. $514.07AprAvg. $839.43MayAvg. $997.69JunAvg. $926.73JulAvg. $788.62AugAvg. $481.27SepAvg. $451.34OctAvg. $604.02NovAvg. $606.9Dec
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