Alaska AirlinesAS
live
Direct flights from Seattle (SEA) to Kansas City (MCI): 15 nonstop departures observed each week across 3 airlines. The nonstop covers 2,392 km, an estimated 3 hours 34 minutes in the air. Measured by Pro Flight Search from live flight boards at Seattle and Kansas City. Updated 18 September 2026 at 18:06 UTC.
SEA
Seattle
smooth · +13
MCI
Kansas City
smooth · +0
2,392 km · ~3h 34m est.
Running clean · 3 airlines · 15x weekly · nonstop
91 / 100
route health from live SEA and MCI delay boards
Flight time~3h 34mestimated from route distance
Weekly departures15x3 direct airlines on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Alaska AirlinesDelta Air LinesSouthwest Airlines
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysAirports right now
live boardsWeather lens
Current conditions put the pressure at MCI: 39% odds of a 15+ minute delay and around +13 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Seattle to Kansas City route actually runs
Pro Flight Search records official board updates for nonstop SEA to MCI flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — Seattle (SEA) to Kansas City (MCI) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/SEA-MCI
SEA to MCI questions
Is SEA–MCI running on time right now?
Smooth skies ahead. The departure side at SEA is the weaker end, route health score 91/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on SEA–MCI?
Operators schedule morning departures around 08:12 and evening departures around 17:40 from SEA. Earlier flights typically land before destination-airport delays accumulate later in the day; check the MCI delay card to confirm conditions when you'd arrive.
How long is the flight from SEA to MCI?
Great-circle distance is 2,392 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 199–235 min gate-to-gate on this route.
How often does SEA–MCI fly?
3 carriers operate this route, around 22 flights a week between them. Compare carrier days and times in the airline list above.
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