Delta Air Lines is the most reliable airline on the MCI to SLC route with a 88% on-time rate. Based on 3,542 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: MCI to SLC
Kansas City to Salt Lake City — airline reliability comparison
On-Time Rate by Airline
Delta Air Lines88%
MCI to SLC Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Delta Air LinesDLBest | 88% | 1.0% | 83m | 3,542 |
Route Overview
89%
Overall On-Time
83m
Avg Delay
1%
Cancel Rate
3,546
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.