Route
PDX → AUS
Portland International Airport Austin Bergstrom International Airport
1,715 miles
Return route AUS → PDX →
How punctual is this route?
- On-time arrivals
- 83.7%
- Less than 15 minutes late
- Cancelled
- 1.0%
- Of scheduled flights
- Average delay when late
- 58 min
- Flights arriving 15+ minutes late
- Flights tracked
- 609
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 36%
- Air traffic control & airport 33%
- Airline (crew, maintenance, cleaning) 28%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 90.0% | 50 |
| October 2025 | 80.9% | 49 |
| November 2025 | 88.0% | 50 |
| December 2025 | 81.8% | 44 |
| January 2026 | 80.6% | 37 |
| February 2026 | 85.7% | 28 |
| March 2026 | 95.6% | 45 |
| April 2026 | 88.3% | 60 |
| May 2026 | 85.5% | 62 |
| June 2026 | 83.3% | 60 |
| July 2026 | 77.4% | 62 |
| August 2026 | 70.7% | 62 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Alaska Airlines | 609 | 83.7% | 1.0% | 58 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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