Delta Air Lines is the most reliable airline on the CLT to SLC route with a 83% on-time rate, compared to American Airlines at 74%. Based on 1,517 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: CLT to SLC
Charlotte to Salt Lake City — airline reliability comparison
On-Time Rate by Airline
Delta Air Lines83%
American Airlines74%
CLT to SLC Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Delta Air LinesDLBest | 83% | 1.0% | 78m | 1,517 |
| American AirlinesAAWorst | 74% | 1.0% | 59m | 1,833 |
Route Overview
78%
Overall On-Time
66m
Avg Delay
1%
Cancel Rate
3,350
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.