Best Time to Fly DCA to AUS: On-Time Stats by Hour & Airline
Ronald Reagan Washington National → Austin - Bergstrom International
Data through July 2026 · Last updated October 18, 2026
364 flights were scheduled from Washington (DCA) to Austin (AUS) in the last 12 months, and 54.4% of those that flew arrived on time, 23.2 points below the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
October has been the best month (73% on time) and Thursday the weakest day of the week (45%).
0.6% of flights were cancelled, versus 1.8% nationally.
DCA to AUS on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlines | 54.4% | 59 min | 0.6% | 364 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DCA to AUS
On-time arrival % by scheduled departure hour (local time), 729 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 10am–11am | Limited data | 1 | |
| 11am–12pm | Limited data | 1 | |
| 2pm–3pm | Limited data | 9 | |
| 3pm–4pm | Limited data | 1 | |
| 4pm–5pm | 70.9% | 0.0% | 117 |
| 5pm–6pm | 50.2% | 0.8% | 600 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DCA to AUS
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 14 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 63.3% | +4.8 pts | 0.0% | 30 |
| Summer peak (Jun 15 - Aug 15) | 30.6% | -27.9 pts | 1.6% | 123 |
| All other days | 58.5% | — | 0.5% | 562 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).