Southwest Airlines is the most reliable airline on the AUS to DCA route with a 75% on-time rate. Based on 1,307 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: AUS to DCA
Austin to Washington — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines75%
AUS to DCA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 75% | 0.9% | 45m | 1,307 |
Route Overview
75%
Overall On-Time
45m
Avg Delay
0.9%
Cancel Rate
1,307
Total Flights
Flying out of AUS? We'll brief you.
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Data last updated October 2026. Source: Bureau of Transportation Statistics.