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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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Popular Flights to SeattleFlights from Champaign to SeattleFlights from Decatur to SeattleFlights from Moline to SeattleFlights from Marion to SeattleFlights from Bloomington Normal to Seattle» More Seattle Routes
Search Cheap Flights from Chicago to SeattleBook your flights from Chicago to Seattle. 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.
Chicago to Seattle Flight Route FactsWhat 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 SEA?10:00PM - 11:00PMWhich is the busiest month to travel from Chicago to Seattle? OctoberWhich is the least-busy month to travel from CHI to SEA? December, March, SeptemberWhat is the travel distance between Chicago and Seattle?1,729 MilesWhat are the top airlines offering flights from CHI to SEA?Alaska Airlines, American Airlines, United AirlinesHow many weekly flights operate between CHI and SEA?There are 1 weekly flights between CHI and SEA.How many daily flights fly between Chicago and Seattle?There are 48 daily flights between CHI and SEAWhich is the busiest day in terms of passengers flying from CHI to SEA?MondayWhat percentage of Chicago to Seattle travelers traveled with their kids under 14?8% traveled with their kids under 14.What percentage of Chicago to Seattle travelers were millennials?40% of Seattle travelers were millenials.What percentage of Chicago to Seattle travelers were female?50% of Seattle travelers were female.What percentage of Chicago to Seattle travelers were over the age of 60?13% of Seattle travelers were over the age of 60.What was the average flight duration of flights from Chicago to Seattle?07.30 Hours
Chicago to Seattle Flight Route FactsWhat 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 SEA?10:00PM - 11:00PMWhich is the busiest month to travel from Chicago to Seattle? OctoberWhich is the least-busy month to travel from CHI to SEA? December, March, SeptemberWhat is the travel distance between Chicago and Seattle?1,729 MilesWhat are the top airlines offering flights from CHI to SEA?Alaska Airlines, American Airlines, United AirlinesHow many weekly flights operate between CHI and SEA?There are 1 weekly flights between CHI and SEA.How many daily flights fly between Chicago and Seattle?There are 48 daily flights between CHI and SEAWhich is the busiest day in terms of passengers flying from CHI to SEA?MondayWhat percentage of Chicago to Seattle travelers traveled with their kids under 14?8% traveled with their kids under 14.What percentage of Chicago to Seattle travelers were millennials?40% of Seattle travelers were millenials.What percentage of Chicago to Seattle travelers were female?50% of Seattle travelers were female.What percentage of Chicago to Seattle travelers were over the age of 60?13% of Seattle travelers were over the age of 60.What was the average flight duration of flights from Chicago to Seattle?07.30 Hours
Airports Nearby SeattleFlights to Kenmore Air Harbor Seaplane BaseFlights to Boeing Field King County International AirportFlights to Itokama AirportFlights to Seattle Tacoma International AirportFlights to Jefferson County International AirportFlights to AJ Eisenberg Airport
Airports Nearby ChicagoFlights to Midway International AirportFlights to Chicago O'Hare International AirportFlights to Gary Chicago International AirportFlights to Chicago Executive AirportFlights to Griffith AirportFlights to Aurora Municipal AirportFlights to Bristol Airport
Popular Flights from ChicagoFlights from Chicago to WenatcheeFlights from Chicago to SpokaneFlights from Chicago to Walla WallaFlights from Chicago to PascoFlights from Chicago to Bellingham
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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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