Cheap Flights from Colorado Springs, CO to Seattle, WA from $168

On Cheapflightsplus.com you will find 60 connecting flights from Colorado Springs to Seattle. You can compare airfare deals from 2 airlines and multiple travel sites from $168, book and save on cheap plane tickets and last minute offers. Also check out COS-SEA flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Colorado Springs to Seattle Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $168 (one-way), $288 (round-trip).
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Full flight schedule will help you in detecting at what time planes fly from Colorado Springs to Seattle. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
06:00 — 21:23
06:00 — 07:01 UA5291 United Airlines
Colorado Springs — Denver
12h 24m stop
19:35 — 21:33 UA299 United Airlines
Denver — Seattle
16h 23m
including layover
Find flight
from$361
06:00 — 13:18
06:00 — 07:05 UA5291 United Airlines
Colorado Springs — Denver
4h 19m stop
11:50 — 13:55 UA690 United Airlines
Denver — Seattle
8h 18m
including layover
Find flight
from$364
07:30 — 13:18
07:30 — 08:29 UA2244 United Airlines
Colorado Springs — Denver
2h 58m stop
11:50 — 13:54 UA690 United Airlines
Denver — Seattle
6h 48m
including layover
Find flight
from$372
08:00 — 18:00
08:00 — 09:00 UA4711 United Airlines
Colorado Springs — Denver
7h 1m stop
16:01 — 18:00 UA1254 United Airlines
Denver — Seattle
11h
including layover
Find flight
from$421
09:34 — 22:59
09:34 — 10:35 UA5634 United Airlines
Colorado Springs — Denver
10h 25m stop
21:00 — 22:59 UA2651 United Airlines
Denver — Seattle
14h 25m
including layover
Find flight
from$325
09:34 — 13:18
08:57 — 10:05 UA5634 United Airlines
Colorado Springs — Denver
45m stop
11:50 — 13:55 UA690 United Airlines
Denver — Seattle
4h 44m
including layover
Find flight
from$349
10:30 — 22:59
10:30 — 11:31 UA4630 United Airlines
Colorado Springs — Denver
9h 29m stop
21:00 — 22:59 UA2651 United Airlines
Denver — Seattle
13h 29m
including layover
Find flight
from$325
10:30 — 15:54
10:30 — 11:31 UA4630 United Airlines
Colorado Springs — Denver
2h 25m stop
13:56 — 15:54 UA1951 United Airlines
Denver — Seattle
6h 24m
including layover
Find flight
from$338
11:35 — 22:59
11:35 — 12:36 UA4675 United Airlines
Colorado Springs — Denver
8h 24m stop
21:00 — 22:59 UA2651 United Airlines
Denver — Seattle
12h 24m
including layover
Find flight
from$325
11:35 — 18:00
11:35 — 12:36 UA4675 United Airlines
Colorado Springs — Denver
3h 25m stop
16:01 — 18:00 UA1254 United Airlines
Denver — Seattle
7h 25m
including layover
Find flight
from$338
12:55 — 18:00
12:55 — 13:55 UA5399 United Airlines
Colorado Springs — Denver
2h 6m stop
16:01 — 18:00 UA1254 United Airlines
Denver — Seattle
6h 5m
including layover
Find flight
from$250
12:55 — 22:59
12:55 — 13:55 UA5399 United Airlines
Colorado Springs — Denver
7h 5m stop
21:00 — 22:59 UA2651 United Airlines
Denver — Seattle
11h 4m
including layover
Find flight
from$325
14:00 — 22:59
13:20 — 14:25 UA4647 United Airlines
Colorado Springs — Denver
6h stop
21:10 — 23:17 UA2651 United Airlines
Denver — Seattle
9h 59m
including layover
Find flight
from$325
14:00 — 17:49
13:20 — 14:25 UA4647 United Airlines
Colorado Springs — Denver
50m stop
15:59 — 18:04 UA745 United Airlines
Denver — Seattle
4h 49m
including layover
Find flight
from$349
15:35 — 21:23
15:35 — 16:28 UA2101 United Airlines
Colorado Springs — Denver
2h 57m stop
19:25 — 21:23 UA299 United Airlines
Denver — Seattle
6h 48m
including layover
Find flight
from$250
15:35 — 08:01
+1 day
15:35 — 16:28 UA2101 United Airlines
Colorado Springs — Denver
13h 32m stop
06:00 — 08:01 UA751 United Airlines
Denver — Seattle
17h 26m
including layover
Find flight
from$301
18:35 — 22:59
18:35 — 19:35 UA5391 United Airlines
Colorado Springs — Denver
1h 25m stop
21:00 — 22:59 UA2651 United Airlines
Denver — Seattle
5h 24m
including layover
Find flight
from$250
18:35 — 08:01
+1 day
18:35 — 19:35 UA5391 United Airlines
Colorado Springs — Denver
10h 25m stop
06:00 — 08:01 UA751 United Airlines
Denver — Seattle
14h 26m
including layover
Find flight
from$301
05:30 — 13:30
05:30 — 06:32 UA4696 United Airlines
Colorado Springs — Denver
1h 30m stop
08:02 — 09:32 UA1638 United Airlines
Denver — Los Angeles
1h 3m stop
10:35 — 13:30 UA357 United Airlines
Los Angeles — Seattle
9h
including layover
Find flight
from$300
05:30 — 15:14
05:30 — 06:32 UA4696 United Airlines
Colorado Springs — Denver
3h 37m stop
10:09 — 11:51 UA1572 United Airlines
Denver — San Francisco
1h 9m stop
13:00 — 15:14 UA2041 United Airlines
San Francisco — Seattle
10h 44m
including layover
Find flight
from$300
07:30 — 15:14
07:30 — 08:29 UA2244 United Airlines
Colorado Springs — Denver
1h 40m stop
10:09 — 11:51 UA1572 United Airlines
Denver — San Francisco
1h 9m stop
13:00 — 15:14 UA2041 United Airlines
San Francisco — Seattle
8h 44m
including layover
Find flight
from$344
17:09 — 16:25
+1 day
17:09 — 18:37 G41600 Allegiant Air
Colorado Springs — Santa Ana
12h 8m stop
06:45 — 08:03 NK1159 Spirit Airlines
Santa Ana — Las Vegas
5h 37m stop
13:40 — 16:25 NK1681 Spirit Airlines
Las Vegas — Seattle
24h 16m
including layover
Find flight
from$168
17:36 — 15:53
+1 day
17:36 — 19:04 G41600 Allegiant Air
Colorado Springs — Santa Ana
11h 41m stop
06:45 — 07:57 NK870 Spirit Airlines
Santa Ana — Las Vegas
5h 13m stop
13:10 — 15:53 NK781 Spirit Airlines
Las Vegas — Seattle
23h 17m
including layover
Find flight
from$168
*Departure and arrival times - local. Updated on July 16, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Colorado Springs to Seattle depends on and how to choose the most interesting flight option for you.

Distance between Colorado Springs and Seattle is 1714 miles. Time difference between the cities is 1h. Airplanes depart 05:30 to 18:35 from 3 Colorado Springs airports and arrive 05:30 to 18:35 to 3 Seattle airports. Average flight time is 8h 35m.

  • The fastest flight 4h 44m
  • Average flight time 8h 35m
  • The earliest flight 05:30
  • The latest flight 18:35
  • Distance 1066 ml

The cheapest months to travel to Seattle are july (from 135 $), august (from 168 $), january (from 349 $).

The most expensive months are february (from 349 $), january (from 349 $), august (from 168 $).

What is the lowest airfare Colorado Springs to Seattle?

The cheapest plane ticket found by our users is $168. This airfare is for economy class on one-way G41600 flight by Allegiant Air for August 8, 2025 which leaves Colorado Springs in Colorado Springs at 17:09 am and arrives at Seattle Seattle-Tacoma Intl at 16:25.

Economy class
$168
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Business class
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First class
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Popular Airlines on the Route

The flight Colorado Springs — Seattle is served by 2 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by United Airlines - 58 departures per week at the price of from $ 169 . And the most expensive tickets are offered by United Airlines airline - from $ 543.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 60 flights with layovers on the route. The fastest connecting flight is UA5634 by United Airlines takes 4h 44m and the cheapest is G41600 by Allegiant Air for $168.

  • UA - United Airlines
    from $169
    Find
  • G4 - Allegiant Air
    from $168
    Find
See more connecting flights

Airports

You can fly from Colorado Springs to Seattle from 3 airports (USAF Academy Airstrip, Colorado Springs, Butts AAF).

Colorado Springs airports

  • USAF Academy Airstrip-AFF
    Find
  • Colorado Springs-COS
    from $168
    Find
  • Butts AAF-FCS
    Find

Seattle airports

  • Boeing Field International Airport-BFI
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  • Seattle-Tacoma Intl-SEA
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  • Kenmore Air Harbor SPB-LKE
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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