Route Reliability
Portland → Austin
PDX–AUS · 1,715 miles · Portland International Airport to Austin–Bergstrom International Airport
- 84%
- Arrive within 15 minutes
- 1 min
- Average arrival delay
- 0.7%
- Cancelled
- 607
- Flights in the data
Data through May 2026.
Alaska Airlines is the only airline in this data on this route, arriving on time 84% of the time across 607 flights. No comparison to make.
What the data says
Departure time hasn't mattered much.
On-time rates stay between 83% and 86% across the day.
Saturday is the weak spot.
PDX–AUS flights arrived on time 91% of the time on Tuesdays. On Saturdays: 77%.
Ticking up lately.
PDX–AUS flights arrived on time 90% of the time over the last three months in the data, compared with 85% 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
- Mon90%(86 flights)
- Tue91%(79 flights)
- Wed81%(82 flights)
- Thu81%(89 flights)
- Fri87%(89 flights)
- Sat77%(83 flights)
- Sun81%(94 flights)
- 9 AM–12 PM84%(360 flights)
- 3–6 PM83%(214 flights)
- 9 PM–12 AM86%(28 flights)
Jun 72% → May 86% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 72% | 58 |
| July 2025 | 73% | 62 |
| August 2025 | 83% | 60 |
| September 2025 | 90% | 50 |
| October 2025 | 81% | 47 |
| November 2025 | 88% | 50 |
| December 2025 | 82% | 44 |
| January 2026 | 83% | 36 |
| February 2026 | 89% | 28 |
| March 2026 | 96% | 45 |
| April 2026 | 88% | 60 |
| May 2026 | 86% | 62 |
Keep nerding
Based on 607 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.