Skip to main content
Beginning of main content

Cheap Flights from Seattle to Denver $48.2

Search over 282,000 hotels worldwide and 400 airlines worldwide.
Secure incredible value with Expedia’s Price Pledge
No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheapest Flights from Seattle to Denver (SEA to DEN)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Seattle to Denver (SEA to DEN)

Question : How many departure times from Seattle-Tacoma International Airport (SEA) to Denver International Airport (DEN) are there on a daily basis?
Answer : On average, you can expect to see 56 available departure times for this route. You'll have more options on this route than most others.

Question : Who struggles with getting their passengers to Denver International Airport (DEN) on time?
Answer : Frontier Airlines flights from SEA to DEN are delayed 48% of the time. If you're on Frontier Airlines, be sure to sign up for the delay notifications to stay up to date with your flight's status.

Question : What's the likelihood of you being delayed on this route?
Answer : SEA to DEN currently scores 2.7 out of a possible 5 stars in promptness. This score combines both the number of delayed flights and total delayed minutes. With 2.7 stars, you should plan on being extra flexible with your arrival plans.

Question : How many days should you spend in Denver if you're flying in from Seattle?
Answer : Travelers from SEA to DEN stay six days on average.