All One Way Round Trip * All fares above were last found on: . Fares are one way or round trip as indicated above. 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.
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 Durango to SeattleFlights from Colorado Springs to SeattleFlights from Cortez to SeattleFlights from Grand Junction to SeattleFlights from Montrose to Seattle» More Seattle Routes
Search Cheap Flights from Denver to SeattleBook your flights from Denver to Seattle and on airfares. Surrounded with the beautiful Cascade Mountains and Olympic mountains, Seattle is a major seaport in the US state of Washington. Decorated with beautiful museums, heritage architecture and vibrant markets, Seattle also offers the much needed dose of adventure. Visit the Discovery Park to enjoy nature trails and beautiful beaches and also appreciate magnificent architecture of Seattle City Hall.There are numerous airlines that operate flights from Denver to Seattle including Frontier Airlines, US Airways and Super Saver Fare. It takes about two hours and fifty minutes to cover a distance of about 1021 miles on flights between Denver and Seattle excluding the layover time. While the carriers offer plenty of in-flight entertainment options, having a good company doesn’t hurt either.
Denver to Seattle Flight Route FactsWhat is the our cheapest return flight price from DEN to SEA?What is the fare range for flights from DEN to SEA?When does the earliest flight depart DEN?7:00AM - 8:00AMWhen does the last flight depart SEA?10:00PM - 11:00PMWhich is the busiest month to travel from Denver to Seattle? AugustWhich is the least-busy month to travel from DEN to SEA? AprilWhat is the travel distance between Denver and Seattle?1,023 MilesWhat are the top airlines offering flights from DEN to SEA?Frontier Airlines, United Airlines, Alaska AirlinesHow many weekly flights operate between DEN and SEA?There are 404 weekly flights between DEN and SEA.How many daily flights fly between Denver and Seattle?There are 53 daily flights between DEN and SEAWhich is the busiest day in terms of passengers flying from DEN to SEA?WednesdayWhat percentage of Denver to Seattle travelers booked First or Business Class?6% of Seattle travelers booked First or Business Class.What percentage of Denver to Seattle travelers traveled with their kids under 14?7% traveled with their kids under 14.What percentage of Denver to Seattle travelers were millennials?40% of Seattle travelers were millenials.What percentage of Denver to Seattle travelers were female?48% of Seattle travelers were female.What percentage of Denver to Seattle travelers were over the age of 60?15% of Seattle travelers were over the age of 60.What was the average flight duration of flights from Denver to Seattle?16.04 Hours
Denver to Seattle Flight Route FactsWhat is the our cheapest return flight price from DEN to SEA?What is the fare range for flights from DEN to SEA?When does the earliest flight depart DEN?7:00AM - 8:00AMWhen does the last flight depart SEA?10:00PM - 11:00PMWhich is the busiest month to travel from Denver to Seattle? AugustWhich is the least-busy month to travel from DEN to SEA? AprilWhat is the travel distance between Denver and Seattle?1,023 MilesWhat are the top airlines offering flights from DEN to SEA?Frontier Airlines, United Airlines, Alaska AirlinesHow many weekly flights operate between DEN and SEA?There are 404 weekly flights between DEN and SEA.How many daily flights fly between Denver and Seattle?There are 53 daily flights between DEN and SEAWhich is the busiest day in terms of passengers flying from DEN to SEA?WednesdayWhat percentage of Denver to Seattle travelers booked First or Business Class?6% of Seattle travelers booked First or Business Class.What percentage of Denver to Seattle travelers traveled with their kids under 14?7% traveled with their kids under 14.What percentage of Denver to Seattle travelers were millennials?40% of Seattle travelers were millenials.What percentage of Denver to Seattle travelers were female?48% of Seattle travelers were female.What percentage of Denver to Seattle travelers were over the age of 60?15% of Seattle travelers were over the age of 60.What was the average flight duration of flights from Denver to Seattle?16.04 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 DenverFlights to Centennial AirportFlights to Denver International AirportFlights to Fort Collins Loveland Municipal Airport
Popular Flights from DenverFlights from Denver to Walla WallaFlights from Denver to Port AngelesFlights from Denver to SpokaneFlights from Denver to PullmanFlights from Denver to Wenatchee
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Schedule Wide Open? Sneak-peek at what tickets cost month-to-month from DEN to SEAAvg. $284.51JanAvg. $294.66FebAvg. $356.58MarAvg. $292.44AprAvg. $423.83MayAvg. $622.38JunAvg. $640.14JulAvg. $473.13AugAvg. $369.43SepAvg. $339.58OctAvg. $334.21NovAvg. $303.06Dec
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