Route Reliability
Denver → Austin
DEN–AUS · 775 miles · Denver International Airport to Austin–Bergstrom International Airport
- 77%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 0.6%
- Cancelled
- 5,231
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Delta Air Lines83%408 flights
- 2.United Airlines80%1,955 flights
- 3.Southwest Airlines75%2,347 flights
- 4.Frontier Airlines73%521 flights
What the data says
Morning-you made the right choice.
DEN–AUS flights departing between 3–6 AM arrived on time 96% of the time, versus 65% between 6–9 PM.
Friday is doing you no favors.
DEN–AUS flights arrived on time 81% of the time on Wednesdays. On Fridays: 74%.
Delta Air Lines runs this route best.
Delta Air Lines arrived on time 83% of the time on this route; Frontier Airlines managed 73%.
Slipping a little lately.
DEN–AUS flights arrived on time 80% of the time over the last three months in the data, compared with 84% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon76%(827 flights)
- Tue80%(668 flights)
- Wed81%(698 flights)
- Thu76%(812 flights)
- Fri74%(824 flights)
- Sat81%(554 flights)
- Sun75%(811 flights)
- 12–3 AM—(2 flights)
- 3–6 AM96%(98 flights)
- 6–9 AM93%(900 flights)
- 9 AM–12 PM82%(1031 flights)
- 12–3 PM78%(797 flights)
- 3–6 PM70%(1043 flights)
- 6–9 PM65%(1157 flights)
- 9 PM–12 AM71%(166 flights)
Jun 66% → May 75% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 66% | 432 |
| July 2025 | 59% | 428 |
| August 2025 | 72% | 396 |
| September 2025 | 79% | 378 |
| October 2025 | 78% | 429 |
| November 2025 | 82% | 423 |
| December 2025 | 79% | 450 |
| January 2026 | 87% | 415 |
| February 2026 | 87% | 421 |
| March 2026 | 78% | 513 |
| April 2026 | 86% | 447 |
| May 2026 | 75% | 462 |
Keep nerding
Based on 5,231 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.