Flight Reliability
AS 779 · Alaska Airlines
Las Vegas → Portland (LAS–PDX)
87
Pretty Reliable
WanderNerd Reliability Score
- 82%
- Arrive within 15 minutes
- 0 min
- Average arrival delay
- 0.9%
- Cancelled
- 9 min early
- Median arrival delay
Based on 352 historical flights. Data through May 2026.
What the data says
Thursdays have been rough.
AS 779 arrived on time 92% of the time on Wednesdays and just 74% on Thursdays. That gap is worth planning around.
Ticking up lately.
AS 779 arrived on time 88% of the time over the last three months in the data, compared with 83% in the three months before that.
The breakdown
- Mon89%(52 flights)
- Tue79%(52 flights)
- Wed92%(52 flights)
- Thu74%(49 flights)
- Fri76%(46 flights)
- Sat90%(48 flights)
- Sun76%(50 flights)
82%
May
Jun 69% → May 82% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 69% | 29 |
| July 2025 | 73% | 30 |
| August 2025 | 90% | 31 |
| September 2025 | 72% | 29 |
| October 2025 | 77% | 30 |
| November 2025 | 93% | 28 |
| December 2025 | 76% | 29 |
| January 2026 | 87% | 30 |
| February 2026 | 86% | 28 |
| March 2026 | 90% | 30 |
| April 2026 | 93% | 28 |
| May 2026 | 82% | 27 |
- Departures on time
- 80%
- Diverted
- 0%
- Flights flown
- 349
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 352 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.