Flight Reliability
AS 1089 · Alaska Airlines
Las Vegas → Portland (LAS–PDX)98% of its flights flew this route. The rest (HNL–OGG, ITO–OGG) are included in these numbers.
94
Nerd Approved
WanderNerd Reliability Score
- 91%
- Arrive within 15 minutes
- 7 min early
- Average arrival delay
- 1.4%
- Cancelled
- 13 min early
- Median arrival delay
Based on 141 historical flights. Data through May 2026.
What the data says
Saturdays have been rough.
AS 1089 arrived on time 100% of the time on Sundays and just 73% on Saturdays. That gap is worth planning around.
Better than the LAS–PDX route average.
AS 1089 arrived on time 91% of the time, versus 80% across the LAS–PDX route.
Better than the Alaska Airlines network average.
AS 1089 arrived on time 91% of the time, versus 80% across the Alaska Airlines network.
The breakdown
- Mon95%(20 flights)
- Tue91%(21 flights)
- Wed95%(21 flights)
- Thu90%(20 flights)
- Fri90%(20 flights)
- Sat73%(15 flights)
- Sun100%(22 flights)
- 6–9 AM92%(136 flights)
- 9 AM–12 PM—(2 flights)
- 12–3 PM—(1 flights)
92%
Oct
Jun 89% → Oct 92% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 89% | 27 |
| July 2025 | 93% | 30 |
| August 2025 | 90% | 29 |
| September 2025 | 96% | 26 |
| October 2025 | 92% | 24 |
- Departures on time
- 90%
- Diverted
- 0%
- Flights flown
- 139
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 141 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.