Cheap Flights from Kansas City to Seattle

Prices were available within the past 7 days and starts at $54 for one-way flights and $108 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Reviews from verified customers

Mar 4, 2020

Wifi sucks on the plane

Feb 25, 2020

great services

Jan 30, 2020

Staff is so nice. I have a broken wrist, and Juliet went above and beyond to help and look out for me. Very grateful!

Jan 28, 2020

Wish they would have allowed us to switch connecting flights

Dec 30, 2019

Alaska went above and beyond to make sure my emotional support animal was comfortable and enjoying his flight.

Nov 30, 2019

Slept comfortably on the flight!!!

Nov 27, 2019

First time to try Alaska airlines, could not be happier.

Nov 11, 2019

excellent crew

Nov 6, 2019

I didn’t like the 1 hour delay in Seattle waiting to go to Portland.😕

Sep 20, 2019

We almost didn’t check in early because we didn’t get a notice

Kansas City to Seattle route information

Origin Airport Kansas City Intl.
Destination Airport Seattle - Tacoma Intl.
Airlines Serving Alaska Airlines, American Airlines, Delta, Frontier Airlines, Spirit Airlines, United
Flight Price $107
Distance 1,485 mi

Cheap MCI to SEA Flights