is the most reliable airline on the CHS to MIA route with a 85% on-time rate, compared to American Airlines at 77%. Based on 889 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: CHS to MIA
Charleston to Miami — airline reliability comparison
On-Time Rate by Airline
85%
American Airlines77%
CHS to MIA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| MQBest | 85% | 1.0% | 68m | 889 |
| American AirlinesAAWorst | 77% | 1.7% | 115m | 2,124 |
Route Overview
80%
Overall On-Time
101m
Avg Delay
1.5%
Cancel Rate
3,094
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.