Detroit to Charleston — airline reliability comparison
Spirit Airlines is the most reliable airline on the DTW to CHS route with a 92% on-time rate, compared to SkyWest Airlines at 71%. Based on 65 flights tracked.
This route involves weather-prone airports, which can affect reliability regardless of airline.
Source: Bureau of Transportation Statistics. Updated October 2026.| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Spirit AirlinesNKBest | 92% | 3.1% | 99m | 65 |
| Endeavor Air9E | 90% | 2.0% | 70m | 378 |
| Delta Air LinesDL | 85% | 2.3% | 53m | 606 |
| Republic AirwaysYX | 83% | 0.0% | 193m | 12 |
| SkyWest AirlinesOOWorst | 71% | 1.1% | 67m | 784 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.