How long is the flight from Colorado Springs to Seattle?

Departing from Colorado Springs to Seattle will take you 7h 29m. Colorado Springs and Seattle are separated by a distance of 1065 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Colorado Springs to Seattle round-trip?

According to our current data, Delta ($133), American Airlines ($186), and Southwest ($207) offers the cheapest pricing from Colorado Springs to Seattle. Delta is currently priced 62% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Colorado Springs to Seattle one-way?

$69 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Southwest and United Airlines, with prices starting from $87 and $108, respectively.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

What are the most popular airlines that fly from Colorado Springs to Seattle?

United Airlines, Southwest and Delta are the most popular airlines when flying from Colorado Springs to Seattle.

What is the cheapest time of day to fly from COS to SEA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado Springs to Seattle as you normally would.

Most accurate provider : When it comes to deals on Colorado Springs-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Colorado Springs-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Colorado Springs-Seattle flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Colorado Springs-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Colorado Springs-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Colorado Springs to Seattle that include hotel bookings?

Yes. In addition to deals on Colorado Springs to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Colorado Springs to Seattle?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado Springs to Seattle.

Can I find deals for business class flights from Colorado Springs to Seattle?

Yes. Cheapflights offers flight deals from Colorado Springs to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$61+ Flights from Colorado Springs to Seattle

Q: How much does it cost to fly round-trip from Colorado Springs to Seattle?

Airfare is below average for this route at the moment. Colorado Springs to Seattle flights typically cost between $336 and $491 in January. The cheapest round-trip price found within the last 3 days was $111 on Southwest (Jan 14-Jan 17).

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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Cheapflights Tip: The best prices from Colorado Springs to Seattle/Tacoma Intl are usually found in January or October, booked 77 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from Colorado Springs to Seattle

Cheapest flights from Colorado Springs to Seattle
Explore the most affordable flight options available from Colorado Springs to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 3, 2025.

dom. 12/73:26 pmCOS - SEA

1 stop26h 10mMultiple Airlines

sáb. 12/135:21 pmSEA - COS

1 stop20h 15mMultiple Airlines

Deal found 12/1

$215

jue. 12/113:26 pmCOS - SEA

1 stop25h 35mMultiple Airlines

sáb. 12/135:21 pmSEA - COS

1 stop20h 15mMultiple Airlines

Deal found 12/1

$226

lun. 12/86:00 pmCOS - SEA

1 stop7h 20mDelta

mar. 12/1611:15 amSEA - COS

1 stop5h 04mDelta

Deal found 12/1

$292

Best flights from Colorado Springs to Seattle
Discover carefully curated flight deals from Colorado Springs to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 3, 2025.

mar. 1/1312:00 pmCOS - SEA

1 stop5h 38mDelta

mié. 1/145:25 amSEA - COS

1 stop4h 52mDelta

Deal found 12/3

$137

lun. 1/1212:00 pmCOS - SEA

1 stop5h 38mDelta

sáb. 1/175:25 amSEA - COS

1 stop4h 52mDelta

Deal found 12/3

$137

mar. 1/1312:00 pmCOS - SEA

1 stop7h 29mDelta

mar. 1/205:30 amSEA - COS

1 stop4h 47mDelta

Deal found 12/3

$137

sáb. 1/1712:00 pmCOS - SEA

1 stop5h 38mDelta

dom. 1/185:25 amSEA - COS

1 stop4h 52mDelta

Deal found 12/2

$137

lun. 1/1212:00 pmCOS - SEA

1 stop5h 38mDelta

dom. 1/185:25 amSEA - COS

1 stop4h 52mDelta

Deal found 12/3

$137

vie. 1/1612:00 pmCOS - SEA

1 stop7h 29mDelta

mar. 1/205:30 amSEA - COS

1 stop4h 47mDelta

Deal found 12/3

$137

sáb. 1/1712:00 pmCOS - SEA

1 stop5h 38mDelta

mar. 1/205:30 amSEA - COS

1 stop4h 47mDelta

Deal found 12/3

$137

mar. 1/1312:00 pmCOS - SEA

1 stop5h 38mDelta

lun. 1/195:25 amSEA - COS

1 stop4h 52mDelta

Deal found 12/3

$137

lun. 1/1212:00 pmCOS - SEA

1 stop7h 29mDelta

mar. 1/205:30 amSEA - COS

1 stop4h 47mDelta

Deal found 12/3

$137

mié. 1/1412:00 pmCOS - SEA

1 stop7h 29mDelta

lun. 1/195:25 amSEA - COS

1 stop4h 52mDelta

Deal found 12/3

$137

Last-minute flights from Colorado Springs to Seattle
Discover last-minute flight deals from Colorado Springs to Seattle. Data last updated diciembre 3, 2025 and is based on user searches.

jue. 1/810:15 amCOS - SEA

2 stops9h 20mSouthwest

jue. 1/152:15 pmSEA - COS

1 stop6h 15mSouthwest

Deal found 12/1

$195

lun. 1/1212:00 pmCOS - SEA

1 stop5h 38mDelta

dom. 1/185:25 amSEA - COS

1 stop4h 52mDelta

Deal found 12/3

$137

lun. 1/1212:00 pmCOS - SEA

2 stops11h 24mDelta

jue. 1/155:25 amSEA - COS

1 stop4h 52mDelta

Deal found 12/3

$142

lun. 1/1212:00 pmCOS - SEA

2 stops11h 24mDelta

mar. 1/2011:17 amSEA - COS

2 stops10h 06mDelta

Deal found 12/3

$147

lun. 1/127:59 amCOS - SEA

2 stops9h 59mDelta

sáb. 1/179:05 amSEA - COS

2 stops12h 18mDelta

Deal found 12/3

$203

mié. 1/143:10 pmCOS - SEA

1 stop8h 25mSouthwest

sáb. 1/1710:20 amSEA - COS

1 stop4h 15mSouthwest

Deal found 12/3

$111

mié. 1/1412:00 pmCOS - SEA

2 stops11h 24mDelta

dom. 1/185:25 amSEA - COS

1 stop4h 52mDelta

Deal found 12/3

$173

mié. 1/1412:00 pmCOS - SEA

2 stops11h 24mDelta

mar. 1/2011:17 amSEA - COS

2 stops10h 06mDelta

Deal found 12/3

$178

jue. 1/1512:00 pmCOS - SEA

1 stop7h 29mDelta

sáb. 1/179:05 amSEA - COS

2 stops12h 18mDelta

Deal found 12/3

$198

sáb. 1/2412:00 pmCOS - SEA

1 stop5h 51mDelta

lun. 1/2611:17 amSEA - COS

2 stops10h 06mDelta

Deal found 12/1

$202

vie. 1/306:12 amCOS - SEA

1 stop8h 05mAmerican Airlines

vie. 2/68:35 amSEA - COS

1 stop8h 06mAmerican Airlines

Deal found 12/1

$159

One-way flights from Colorado Springs to Seattle
Search for one-way flight options from Colorado Springs to Seattle. Find affordable one-way fares based on user searches. Data last updated diciembre 3, 2025.

jue. 2/56:05 pmCOS - SEA

1 stop6h 10mSouthwest

Deal found 12/2

$61

mar. 12/164:59 pmCOS - SEA

1 stop7h 39mAmerican Airlines

Deal found 12/2

$119

mar. 12/163:33 pmCOS - SEA

2 stops10h 17mUnited Airlines

Deal found 12/2

$125

dom. 12/213:22 pmCOS - SEA

1 stop28h 31mMultiple Airlines

Deal found 12/2

$131

jue. 2/57:00 amCOS - SEA

2 stops9h 44mUnited Airlines

Deal found 12/2

$142

vie. 2/207:00 pmCOS - SEA

1 stop6h 55mSouthwest

Deal found 12/1

$159

jue. 2/53:07 pmCOS - SEA

3 stops45h 32mMultiple Airlines

Deal found 12/2

$171

mié. 12/1010:37 amCOS - SEA

1 stop9h 18mAmerican Airlines

Deal found 12/1

$173

mié. 12/108:10 amCOS - SEA

2 stops10h 00mDelta

Deal found 12/1

$179

vie. 12/195:50 pmCOS - SEA

2 stops41h 21mMultiple Airlines

Deal found 12/1

$200

Find flight deals from Colorado Springs to Seattle

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$111 (Southwest)
One-way from	$61 (Southwest)
Popular in	December
Cheapest in	January
Average price	$468

Provider with most accurate pricing for Colorado Springs-Seattle/Tacoma Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Colorado Springs-Seattle/Tacoma Intl flights.

Search Deals

From Colorado Springs to Seattle/Tacoma Intl

Search Deals

One-way flight from Colorado Springs to Seattle/Tacoma Intl

Search Deals

High demand for flights, 1% potential price rise

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colorado Springs to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Colorado SpringsSeattle

COS - SEA

COSSEA

Colorado Springs

mar. 1/13

12:00 pm-4:38 pm

1 stop5h 38m

Seattle/Tacoma Intl

mié. 1/14

5:25 am-11:17 am

1 stop4h 52m

$137

Colorado SpringsSeattle

COS - SEA

COSSEA

Colorado Springs

lun. 1/12

12:00 pm-4:38 pm

1 stop5h 38m

Seattle/Tacoma Intl

sáb. 1/17

5:25 am-11:17 am

1 stop4h 52m

$137

Colorado SpringsSeattle

COS - SEA

COSSEA

Colorado Springs

mar. 1/13

12:00 pm-6:29 pm

1 stop7h 29m

Seattle/Tacoma Intl

mar. 1/20

5:30 am-11:17 am

1 stop4h 47m

$137

Colorado SpringsSeattle

COS - SEA

COSSEA

Colorado Springs

sáb. 1/17

12:00 pm-4:38 pm

1 stop5h 38m

Seattle/Tacoma Intl

dom. 1/18

5:25 am-11:17 am

1 stop4h 52m

$137

Colorado SpringsSeattle

COS - SEA

COSSEA

Colorado Springs

lun. 1/12

12:00 pm-4:38 pm

1 stop5h 38m

Seattle/Tacoma Intl

dom. 1/18

5:25 am-11:17 am

1 stop4h 52m

$137

Colorado SpringsSeattle

COS - SEA

COSSEA

Colorado Springs

vie. 1/16

12:00 pm-6:29 pm

1 stop7h 29m

Seattle/Tacoma Intl

mar. 1/20

5:30 am-11:17 am

1 stop4h 47m

$137

Colorado SpringsSeattle

COS - SEA

COSSEA

Colorado Springs

sáb. 1/17

12:00 pm-4:38 pm

1 stop5h 38m

Seattle/Tacoma Intl

mar. 1/20

5:30 am-11:17 am

1 stop4h 47m

$137

Colorado SpringsSeattle

COS - SEA

COSSEA

Colorado Springs

mar. 1/13

12:00 pm-4:38 pm

1 stop5h 38m

Seattle/Tacoma Intl

lun. 1/19

5:25 am-11:17 am

1 stop4h 52m

$137

Colorado SpringsSeattle

COS - SEA

COSSEA

Colorado Springs

lun. 1/12

12:00 pm-6:29 pm

1 stop7h 29m

Seattle/Tacoma Intl

mar. 1/20

5:30 am-11:17 am

1 stop4h 47m

$137

Colorado SpringsSeattle

COS - SEA

COSSEA

Colorado Springs

mié. 1/14

12:00 pm-6:29 pm

1 stop7h 29m

Seattle/Tacoma Intl

lun. 1/19

5:25 am-11:17 am

1 stop4h 52m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 20 results

Compare providers for flights from Colorado Springs to Seattle

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Colorado Springs to Seattle in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Colorado Springs-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Colorado Springs-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Colorado Springs-Seattle flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Colorado Springs-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Colorado Springs-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Colorado Springs to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Colorado Springs with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado Springs to Seattle

How far ahead should I book a flight from Colorado Springs to Seattle?

The price you pay for your flight from Colorado Springs to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 77 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Colorado Springs to Seattle?

Currently, February is the cheapest month in which you can book a flight from Colorado Springs to Seattle (average of $51). Flying from Colorado Springs to Seattle in July is currently the most expensive (average of $119). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Colorado Springs to Seattle?

Reviews of airlines servicing Seattle

Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Colorado Springs to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,253 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Southwest

8.0

Very good

4,253 reviews

Southwest

8.0

Very good

4,253 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Delta

7.9

Good

8,011 reviews

Southwest

8.0

Very good

4,253 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

United Airlines

7.4

Good

9,063 reviews

Southwest

8.0

Very good

4,253 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

American Airlines

7.2

Good

11,045 reviews

Southwest

8.0

Very good

4,253 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

How long is the flight from Colorado Springs to Seattle?
Departing from Colorado Springs to Seattle will take you 7h 29m. Colorado Springs and Seattle are separated by a distance of 1065 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Colorado Springs to Seattle round-trip?
According to our current data, Delta ($133), American Airlines ($186), and Southwest ($207) offers the cheapest pricing from Colorado Springs to Seattle. Delta is currently priced 62% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Colorado Springs to Seattle one-way?
$69 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Southwest and United Airlines, with prices starting from $87 and $108, respectively.
Can I find deals for flights from Colorado Springs to Seattle that include hotel bookings?
Yes. In addition to deals on Colorado Springs to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Colorado Springs to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado Springs to Seattle.
Can I find deals for business class flights from Colorado Springs to Seattle?
Yes. Cheapflights offers flight deals from Colorado Springs to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Colorado Springs to Seattle?
Currently, February is the cheapest month in which you can book a flight from Colorado Springs to Seattle (average of $51). Flying from Colorado Springs to Seattle in July is currently the most expensive (average of $119). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Other flights to Seattle

Top 4 airlines flying from Colorado Springs to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$156	Average$337	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$186	Average$236	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$207	Average$384	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$216	Average$380	FlexibilityNo cancel fee	On-time69%

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$61+ Cheap flights from Colorado Springs to Seattle (COS - SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Colorado Springs to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Colorado Springs to Seattle/Tacoma Intl are usually found in January or October, booked 77 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from Colorado Springs to Seattle

Cheapest flights from Colorado Springs to SeattleExplore the most affordable flight options available from Colorado Springs to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 3, 2025.

Explore the most affordable flight options available from Colorado Springs to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 3, 2025.

Find flight deals from Colorado Springs to Seattle

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colorado Springs to Seattle that are best for you.

Compare providers for flights from Colorado Springs to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Colorado Springs to Seattle in December.

Best time to book a flight from Colorado Springs to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Colorado Springs with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Colorado Springs to Seattle

How far ahead should I book a flight from Colorado Springs to Seattle?

What is the cheapest month to book a flight from Colorado Springs to Seattle?

How much does it cost to fly round-trip from Colorado Springs to Seattle?

Reviews of airlines servicing Seattle

Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Colorado Springs to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Colorado Springs to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Colorado Springs to Seattle?

What are the cheapest airlines flying from Colorado Springs to Seattle round-trip?

What are the cheapest airlines to fly from Colorado Springs to Seattle one-way?

Can I find deals for flights from Colorado Springs to Seattle that include hotel bookings?

How can I find direct flights from Colorado Springs to Seattle?

Can I find deals for business class flights from Colorado Springs to Seattle?

What is the cheapest month to book a flight from Colorado Springs to Seattle?

Traveling to a place near Seattle?

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Alternative routes for Colorado Springs to Seattle

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Top 4 airlines flying from Colorado Springs to Seattle

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Cheapest flights from Colorado Springs to Seattle
Explore the most affordable flight options available from Colorado Springs to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 3, 2025.