Republic Airways is the most reliable airline on the TYS to DCA route with a 87% on-time rate, compared to PSA Airlines at 77%. Based on 126 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: TYS to DCA
Knoxville to Washington — airline reliability comparison
On-Time Rate by Airline
Republic Airways87%
82%
PSA Airlines77%
TYS to DCA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Republic AirwaysYXBest | 87% | 2.2% | 33m | 126 |
| MQ | 82% | 1.5% | 61m | 412 |
| PSA AirlinesOHWorst | 77% | 3.6% | 97m | 3,240 |
Route Overview
78%
Overall On-Time
93m
Avg Delay
3.3%
Cancel Rate
3,827
Total Flights
Flying out of TYS? We'll brief you.
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Data last updated October 2026. Source: Bureau of Transportation Statistics.