$64 Cheap Flights from Seattle to Denver

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly from Seattle - Tacoma Intl. to Denver Intl.

Amazing SEA to DEN Flight Deals

The cheapest flights to Denver Intl. found within the past 7 days were $128 round trip and $64 one way. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for SEA to DEN

CarrierFlightDepart SEAArrive DENSun
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UA142108:38 am00:22 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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AS62009:55 am01:42 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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UA261300:39 pm04:26 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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UA158305:55 pm09:35 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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AS115107:55 pm11:40 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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F942208:08 pm11:59 pm
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DL384703:29 pm07:14 pm
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F942409:14 pm01:01 am
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Best Denver Intl. Flight and Hotel Packages

Denver Intl. flight + hotel packages - economy flights

Marriott Denver Airport at Gateway Park
Magnolia Hotel Denver, A Tribute Portfolio Hotel
The Rally Hotel
DoubleTree by Hilton Denver Cherry Creek
Staybridge Suites Denver Downtown, an IHG Hotel
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Frequently asked questions

 

Traveling From Seattle - Tacoma Intl.
Traveling To Denver Intl.
Shortest Flight Time 4 hours 35 mins
Earliest Departure Time 5:00AM MDT
Latest Departure Time 7:59PM MDT
Lowest Flight Price $128

Route Info

Flight path for flights from Seattle-Tacoma International Airport to Denver International Airport

Distance:
1,028.00 miles

Airlines & Aircraft Used on SEA to DEN Flight Routes

Airline Carrier
Aircraft
Alaska Airlines
Canadair Regional Jet 700
Jet Airways (India)
Boeing 737-900 pax

Discover our best flights from Seattle SEA to Denver DEN. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Seattle SEA to Denver DEN at the right price  

Airfares to Denver DEN from Seattle SEA currently cost between $128 and $168. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Seattle SEA to Denver DEN 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Seattle SEA to Denver DEN on Travelocity starting at $64. Prices and availability subject to change. Additional terms may apply. 

 

Get to Denver DEN from Seattle SEA quicker with direct flights. 

Get to Denver faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to DEN from SEA to take around 4 hour(s) 35 min(s).  

 

Find our cheapest airfares for flights from Seattle SEA to Denver DEN

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to DEN from SEA. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Seattle SEA to Denver DEN today 

If you’re flexible about when you travel, November is usually the cheapest month to fly from Seattle SEA to Denver DEN. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Denver DEN from Seattle SEA 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to DEN from SEA have this option.  

 

Travel with confidence when you book flights to Denver DEN from Seattle SEA with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.