Colorado Springs to Seattle flights

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Fare seen

€227Seen on 18 Sep 2026

Last checked

11 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €127

Lowest observed

31 Oct 2026

United Airlines · 1 stop · One way

Cheapest observed day · Last checked: 18 Sep 2026

Departure

17:10

When to fly

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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

Prices are for observed departure and return date pairs. No data does not mean no flights.

Airlines seen: Frontier Airlines, Allegiant Air, United Airlines
Typical journey time: 5h 31m
Non-stop: Yes

Short answer

We have seen Frontier Airlines fares from Colorado Springs to Seattle, non-stop. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare. Fare seen: €227 on 18 Sep 2026.

About this route

Explore the fares we observed from Colorado Springs to Seattle. Prices move often, so pick your dates to see the latest options.

Route distance: 1,716 km
Typical journey time: 5h 31m
Airlines seen: Frontier Airlines, Allegiant Air, United Airlines
Alternative airports: BFI

Route-level information; individual journeys vary.
Published schedules report non-stop service with Frontier Airlines. Check current timetables.

A clearer picture of your fare

Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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The price is final on the provider's site, where your booking is completed.

How our prices work

Airport to city: straight-line distance

City of Colorado Springs Municipal Airport (COS) → Colorado Springs, city gazetteer reference point (38.8339, -104.8214): ≈ 11 km.
King County International Airport - Boeing Field (BFI) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 9 km.
Seattle–Tacoma International Airport (SEA) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 18 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Frequently asked

How much was a flight from Colorado Springs to Seattle?

A fare of €227 was seen on 18 Sep 2026. Fares change, so search your dates for the current price.

Are there direct flights from Colorado Springs to Seattle?

Yes. We have seen non-stop flights on this route, flown by Frontier Airlines.

Which airlines fly from Colorado Springs to Seattle?

These are the carriers we have seen on the route: Frontier Airlines, Allegiant Air, United Airlines.

How long does the flight from Colorado Springs to Seattle take?

The average journey time across the 66 fares we observed is 13h 24m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide