COS to SEA (Colorado Springs to Seattle) Flights

Last Minute Flights from COS to SEA

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
COSSeattleMarch 21 to March 23$512
*Prices include taxes and fees

Cheapest COS to SEA Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
COSSeattleApril 20 to April 22$147
COSSeattleApril 22 to April 25$157
COSSeattleApril 22 to April 25$158
COSSeattleApril 25 to May 2$217
*Prices include taxes and fees
COS to SEA Flight Details
Origin airport
Colorado Springs
Origin airport IATA code
COS
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Distance
1066 mi

Frequently asked questions

What airlines fly direct from City of Colorado Springs Municipal Airport to Sea-Tac Airport?
There are no airlines that fly straight from COS to Sea-Tac Airport. If you want to visit SeaTac, book a journey with one or more stops in between.
How many flights are there from COS to SEA?
Roughly 20 each day. If you're in a rush to reach SeaTac, see if you can nab an epic last-minute deal from Colorado Springs, CO (COS) to Seattle, WA (SEA-Seattle - Tacoma Intl.) and then book it right away!
How long does it take to fly from Colorado Springs, CO (COS) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Roughly 6 hours and 15 minutes. On a daytime flight? Request a seat near the window and gaze out at the changing views. Otherwise, if you're flying from Colorado Springs, CO (COS) to Seattle, WA (SEA-Seattle - Tacoma Intl.) when it's dark, take a nap and touch down in SeaTac refreshed and rested.
What is the flight distance from Colorado Springs, CO (COS) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The Colorado Springs, CO (COS) to Seattle, WA (SEA-Seattle - Tacoma Intl.) route covers 1,050 miles (1,700 1) and is a medium-haul trip. If you're searching for comfort — and you've found a bargain — consider a premium or business class seat.
How many morning flights are there from COS to SEA?
Set your alarm and prepare to take off on one of the 77 morning flights from COS to SEA available each week.

  • United Airlines (UA) offers around 42 weekly flights leaving before midday. The earliest one is 6:00AM.
  • American Airlines (AA) is another excellent option to consider. This carrier has 21 morning flights, with the earliest jetting out at 6:00AM.
  • You'll have around 14 morning flights to choose from if you travel with Delta Air Lines (DL). 6:00AM is the earliest available.

How many afternoon flights are there from COS to SEA?
If you're not an early riser, book your seat on one of the 64 afternoon and evening flights available every week from COS to SEA.

  • Set off with United Airlines (UA), which lists 48 afternoon and evening flights every week on this route. The first scheduled departure is 12:05PM.
  • A good alternative is American Airlines (AA). Secure your seat on one of its 16 weekly afternoon and evening flights that head to SEA from 12:08PM.

What is the earliest departure time out of Colorado Springs to SeaTac?
The earliest flight flies from COS at 6:00AM and lands at SEA at 10:27PM. Don't forget to give yourself sufficient time in the morning to easily make it to your departure gate.
What is the latest departure time out of Colorado Springs to SeaTac?
From COS, the last flight jets off at 6:23PM and comes in for landing at 7:08PM at SEA. If you're averse to early mornings, this is the flight to catch.
What is the average price from Colorado Springs to SeaTac?
On average, the most affordable price for round-trip flights from COS to SEA is $147. Scoop up your own hot deal by securing your seats today. 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.

Colorado Springs to Seattle Flights

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

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from Colorado Springs to Seattle, 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.

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