* All fares below were last found on: Oct 15, 2018 and 11:46:42 PM.
Fares are round trip, Fares incl. all fuel surcharges, our service fees and taxes.
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Book your flights from Seattle to Denver and save big on airfares. Denver has so much to do that it becomes difficult to choose from where to start in the Mile High City. Start your tour by exploring places like Red Rocks Amphitheatre and Park, Denver Art Museum, Denver Zoo, and Denver Museum of Nature & Science. There is something for everyone in the beautiful city of Denver.
Choose from top airlines that serve between Seattle to Denver such as United Airlines, Alaska Airlines and Frontier Airlines. Take advantage of exclusive deals on flights to Denver and save more to splurge on a vacation. Your flight from Seattle to Denver takes around one hour twenty five minutes to cover a distance of about 1,021 miles excluding the layover time. Keep your mp3 players with you to keep yourself entertained during the flight.