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SEA (Seattle) to DEN (Denver) Flights $136.4

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Cheap SEA to DEN Flights

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 : Do prices fluctuate more for this route than others?
Answer : Prices for this trip tend to change more than other flights in the United States. They can range from $136 to $879. However, the sooner you book, the better price you tend to get.

Question : Interested in traveling in the next 30 days and want to get the lowest fare?
Answer : Aug 16th has seen bookings (as of Jul 17th) as cheap as $136. That comes in 46% below the average price for this route. Saving on booking fees means you'll have more money to spend on your trip.

Question : Looking for the shortest flight from SEA to DEN?
Answer : The fastest direct flight is two hours and 25 minutes via Alaska Airlines. If you catch the 7:40 PM PDT departure, you'll arrive at 11:05 PM MDT (remember, there is a time change of one hour).

Question : About how long is the flight from Seattle to Denver?
Answer : On average, the flight time from SEA to DEN is two hours and 39 minutes.

Question : Should you be aware of any airlines that have a reputation of delayed arrivals for this route?
Answer : If you're flying Frontier Airlines to Denver from Seattle, you may be tardy as they're late 32% of the time. If you should choose this airline, be sure to track the flight status to stay on top of the departure time.

Question : Who's offering the cheapest round-trip flight to Denver International Airport (DEN) over the coming months?
Answer : Ticket costs are hitting highs of $879 over the next three months when flying to DEN from SEA. Check out Frontier Airlines, as they have been booking customers at just $136.

Question : How many departure times from Seattle-Tacoma International Airport (SEA) to Denver International Airport (DEN) are there on a daily basis?
Answer : Depending on the day of the week, the number of flight times will change, but on average there are 18. The average route departing the United States currently has five different flight times per day. You'll have more options than the average passenger.