Kansas City to Seattle flights

Find your dates. Discover your next journey.

Airlines seen: Alaska Airlines, Frontier Airlines, United Airlines
Reported fastest flight: 4h 01m
Non-stop: Yes

Fare seen

€182Seen on 12 Sep 2026

Last checked

7 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €78

Lowest observed

8 Dec 2026

Frontier Airlines · 1 stop · One way

Cheapest observed day · Last checked: 12 Sep 2026

Departure

20:36

When to fly

Explore dates

More dates worth a look

Find the dates that work for you

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.

Short answer

We have seen Alaska Airlines fares from Kansas City 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: €182 on 12 Sep 2026.

Short answer

About this route

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

Route distance: 2,419 km
Reported fastest flight: 4h 01m
Airlines seen: Alaska Airlines, Frontier Airlines, United Airlines
Alternative airports: MKC, BFI

Route-level information; individual journeys vary.
Published schedules report non-stop service with Alaska Airlines, Southwest 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.

Compare the same trip

We show like-for-like journeys so the comparison is fair.

Confirm with the provider

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

How our prices work

Frequently asked

How much was a flight from Kansas City to Seattle?

A fare of €182 was seen on 12 Sep 2026. Fares change, so search your dates for the current price.

Are there direct flights from Kansas City to Seattle?

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

Which airlines fly from Kansas City to Seattle?

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

How long does the flight from Kansas City to Seattle take?

The average journey time across the 74 fares we observed is 17h 50m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed Kansas City to Seattle fares were non-stop?

15 of the 74 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.

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