SEA to DEN (Seattle to Denver) Flights

Last Minute Flights from SEA to DEN

Best airfare and ticket deals for SEA to DEN flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
SEADenverMarch 30 to April 5$242
*Prices include taxes and fees

Cheapest SEA to DEN Flights

Best airfare and ticket deals for SEA to DEN flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
SEADenverApril 16 to April 20$78
SEADenverMay 25 to May 25$133
SEADenverJune 11 to June 13$158
PAEDenverApril 25 to May 1$356
*Prices include taxes and fees
SEA to DEN Flight Details
Origin airport
Seattle - Tacoma Intl.
Origin airport IATA code
SEA
Destination airport
Denver Intl.
Destination airport IATA code
DEN
Distance
1022 mi

Frequently asked questions

Which airlines with flights from SEA to DEN allow free cancellation due to COVID-19?
Just enter your preferred dates and destination, then click the green “Find the best flight deals” button. Once the results are displayed, check the “No change fee” box underneath the “Flexible change policies” filter on the left. Before you lock in your Seattle - Tacoma International Airport to DEN flights, carefully read the airline’s COVID-19 related policies so you’ve got the full details on what you can and can’t change.
What airlines fly direct from Sea-Tac Airport to Denver Airport?
Finding your way from Seattle to Denver is a cinch. Just reserve a nonstop fare from SEA to DEN with any one of these top airlines:
  • United Airlines (UA)
  • Southwest Airlines (WN)
  • Alaska Airlines (AS)
  • Delta (DL)
How many flights are there from SEA to DEN?
There are approximately 20 flights every day from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Denver, CO Airport (DEN-Denver Intl.), so you have plenty of ways to get to Denver. Just pick out a date that works best for you and secure your seat.
How long does it take to fly from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Denver, CO Airport (DEN-Denver Intl.)?
The flight will take around 2 hours and 42 minutes from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Denver, CO Airport (DEN-Denver Intl.) — just long enough to enjoy a few chapters of your book!
What is the flight distance from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Denver, CO Airport (DEN-Denver Intl.)?
Roughly 1000 miles (1650 km) separates Seattle and Denver, and it’s classed as a medium-haul flight. No quick hop yet no endurance race, pack whatever you need to help make your flight a comfortable one.
How many morning flights are there from SEA to DEN?
Get ready to set your alarm and take to the skies on one of the 69 morning flights from SEA to DEN available each week.
  • You can set off at 12:00PM if you travel with United Airlines (UA). It operates 21 weekly flights from SEA to DEN.
  • 12:35PM is the earliest time you can journey from SEA to DEN with Southwest Airlines (WN). This company has 16 early flights per week.
  • You’ll have approximately 14 morning flights to take your pick of if you travel with Alaska Airlines (AS). 1:41PM is the earliest departure time.
How many afternoon flights are there from SEA to DEN?
If the words “early” and “morning” aren’t part of your daily vocab, reserve a seat on one of the 74 weekly afternoon and evening flights from SEA to DEN.
  • Consider booking your seat with Southwest Airlines (WN). It operates 25 flights per week that leave after midday. The earliest service is 12:00AM.
  • United Airlines (UA) offers 21 afternoon and evening flights per week. The first departure is at 1:05AM.
  • Alternatively, get up and away with Alaska Airlines (AS). This airline has 14 weekly flights after midday, with the earliest departure at 2:32AM.
What is the earliest departure time out of Seattle to Denver?
Depart SEA at 12:49AM and touch down at DEN at 3:30AM. This flight is the earliest you can take on this route.
What is the latest departure time out of Seattle to Denver?
From SEA, the latest flight you can get departs at 9:10PM and comes in at DEN at 11:45PM. If you don’t do early starts, this flight has your name on it.
What is the average price from Seattle to Denver?
Round-trip tickets from SEA to DEN start from around $78. Book yours today and score a fantastic deal. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Seattle to Denver Flight Schedule

CarrierFlightDepart SEAArrive DENFri
3/29
Sat
3/30
Sun
3/31
Mon
4/1
Tue
4/2
Wed
4/3
Thu
4/4
Stops
UA219305:00 am08:44 amCheck FareCheck Fare
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AS68206:09 am09:51 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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DL66407:20 am11:12 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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UA57808:23 am00:08 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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AS62011:27 am03:09 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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UA75700:51 pm04:35 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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DL295601:48 pm05:33 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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AS71002:31 pm06:11 pmCheck Fare
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DL173507:36 pm11:15 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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AS64208:20 pm11:59 pmCheck FareCheck FareCheck Fare
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UA136205:00 am08:44 am
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UA178704:19 pm08:08 pm
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UA41807:10 pm11:00 pm
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UA50106:44 am02:51 pm
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UA182104:25 pm08:14 pm
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Seattle to Denver Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Seattle to Denver to attend your cousin’s wedding, to pitch a business idea to your boss, or perhaps simply to treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find the cheapest flights from SEA to DEN, we’ve got you covered here at Flights.com.

We present you with some of the hottest deals on airfare so stop that Google flights search. We want you to spend less on your flight from Seattle to Denver, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.