starting at $309
starting at $208
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Kansas City to Seattle. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Kansas City to Seattle, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
The route Kansas City — Seattle is served by several airlines: Alaska Airlines and Frontier Airlines. This gives passengers more freedom in choosing flights. You can consider not only the price but also schedules, baggage policies, and onboard service. Our service compares all offers so you can find tickets from $208 and choose the most convenient option. Thanks to airline competition, you may also find promotional fares or special offers, helping you save even more. Plan your trip in advance and choose the best flights without overpaying.
starting at $309
starting at $208
Kansas City — Seattle
06/09/2026
Departure
Direct flight
AS501
starting at $309
Kansas City — Seattle
06/12/2026
Departure
Direct flight
AS501
starting at $311
There are most likely no direct flights on the Kansas City — Seattle route
The cheapest one-way flight from Kansas City to Seattle departs on 06/09/2026, is operated by Frontier Airlines and costs $208
The cheapest roundtrip flight from Kansas City to Seattle departs on 07/03/2026, is operated by Frontier Airlines and costs $279
Fastest flight from Kansas City to Seattle takes 22h 3m
There are direct flights on this route 2 days a week: Tu and Fr
The distance between Kansas City and Seattle is 2421km (1501 miles). There are 6 direct flights from Kansas City to Seattle. The time difference between Kansas City and Seattle is 2h. Flights from Kansas City begin at 6:02 AM. The latest flight from Kansas City departs at 7:58 PM
We couldn't find any special offers for flights from Kansas City to Seattle
The cheapest flight ticket from Kansas City to Seattle according to data for the last 48 hours costs $208
Often the best time to buy tickets from Kansas City to Seattle is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Kansas City to Seattle can be found flying in these months: June.
The fastest flights from Kansas City to Seattle start from 22 hours 3 minutes in the air.
The following airlines operate direct flights on the route Kansas City — Seattle: Alaska Airlines
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Kansas City to Seattle