Flights Seattle → Kansas City
SEA → MCI
Route overview
This flight route operates between Seattle and Kansas City, utilizing Boeing 737 aircraft. With a high on-time performance rate of 89%, the average delay is only 2.8 minutes, making it one of the most reliable routes with over 221 total flights annually. The destination airport in Kansas City, which opened in 1956 and currently serves nearly 9.8 million passengers per year, further enhances the convenience for travelers.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Seattle (SEA) → Kansas City (MCI) route is operated by American Airlines, Alaska Airlines. Across 288 flights monitored in recent months, 86% arrived on time (within 15 min of schedule), with an average delay of 6 minutes. The cancellation rate is 3.13%. FlightGuard's average computed risk is 20.8/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Kansas City the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Seattle the average ATFM delay is 2.0 minutes.
Heading to Kansas City: what to expect in this direction
Flying from Seattle (SEA) to Kansas City (MCI) heads east for about 2,391 km, a flight time of roughly 3h 25m.
Departures from Seattle on this leg cluster in the morning window: about 61% of SEA-MCI flights take off then.
Air-traffic congestion: departing Seattle the average ATFM delay is 2.0 min (atfm); arriving into Kansas City it is 2.0 min (atfm).
Across 288 tracked SEA-MCI flights, 86% left on time with an average delay of 6 min and a 3.1% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| American Airlines (AA) | 74% | 16 min | 3.0% |
| Alaska Airlines (AS) | 67% | 10 min | 11.9% |
Airlines operating SEA-MCI
Airports
Frequently asked questions about SEA-MCI
On the Seattle (SEA) -> Kansas City (MCI) route, on-time performance is 86% with an average delay of 6 minutes, based on 288 tracked flights.
The cancellation rate on Seattle-Kansas City is 3.13% across 288 monitored flights.
The route is operated by 2 airlines: American Airlines, Alaska Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Kansas City, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
