54% of MIA → CHS flights arrived on time in June-August 2026 (189 flights). The most reliable was AA 1642, on time 79% of the time on this route. Morning flights did best (79%), evening flights worst (49%). Miami (MIA): no delay reported. Charleston (CHS): no delay reported.
Best time of day to fly MIA → CHS
| Morning (before noon) | |
| Evening (after 5 PM) |
Flights MIA → CHS, most reliable first
| Flight | Departs | On time on this route | Cancelled |
|---|---|---|---|
| AA 1642 American Airlines | 8:30 AM | 0% | |
| AA 1657 American Airlines | 5:38 PM | 1.3% | |
| AA 2948 American Airlines | 10:15 PM | 0% |
MIA conditions · CHS conditions · CHS → MIA · Cancellations
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From BTS on-time data, June-August 2026; flights with 20+ trips on this route. On-time rates cover each flight number's whole day, which can include other legs. Departure times are local.