United Airlines is the most reliable airline on the CLT to IAD route with a 89% on-time rate, compared to American Airlines at 72%. Based on 775 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: CLT to IAD
Charlotte to Washington — airline reliability comparison
On-Time Rate by Airline
United Airlines89%
Republic Airways88%
PSA Airlines82%
American Airlines72%
CLT to IAD Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| United AirlinesUABest | 89% | 0.7% | 85m | 775 |
| Republic AirwaysYX | 88% | 3.0% | 85m | 775 |
| PSA AirlinesOH | 82% | 1.9% | 62m | 4,618 |
| American AirlinesAAWorst | 72% | 2.0% | 84m | 857 |
Route Overview
81%
Overall On-Time
72m
Avg Delay
1.9%
Cancel Rate
7,110
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.