is the most reliable airline on the CHS to DCA route with a 90% on-time rate, compared to PSA Airlines at 76%. Based on 133 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: CHS to DCA
Charleston to Washington — airline reliability comparison
On-Time Rate by Airline
90%
Republic Airways82%
American Airlines79%
PSA Airlines76%
CHS to DCA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| MQBest | 90% | 0.6% | 28m | 133 |
| Republic AirwaysYX | 82% | 3.8% | 60m | 1,443 |
| American AirlinesAA | 79% | 1.5% | 89m | 1,536 |
| PSA AirlinesOHWorst | 76% | 4.5% | 96m | 3,193 |
Route Overview
78%
Overall On-Time
95m
Avg Delay
3.8%
Cancel Rate
6,387
Total Flights
Flying out of CHS? We'll brief you.
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Data last updated October 2026. Source: Bureau of Transportation Statistics.