Flight Reliability
AS 756 · Alaska Airlines
Las Vegas → Portland (LAS–PDX)
85
Pretty Reliable
WanderNerd Reliability Score
- 78%
- Arrive within 15 minutes
- 9 min
- Average arrival delay
- 0.3%
- Cancelled
- 4 min early
- Median arrival delay
Based on 350 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
AS 756 arrived on time 83% of the time on Tuesdays. On Fridays: 73%.
It basically never cancels.
Out of 350 scheduled flights, only 0.3% were cancelled.
Slipping a little lately.
AS 756 arrived on time 77% of the time over the last three months in the data, compared with 84% in the three months before that.
The breakdown
- Mon75%(52 flights)
- Tue83%(52 flights)
- Wed79%(52 flights)
- Thu75%(52 flights)
- Fri73%(52 flights)
- Sat81%(36 flights)
- Sun81%(53 flights)
86%
May
Jun 85% → May 86% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 85% | 26 |
| July 2025 | 67% | 27 |
| August 2025 | 75% | 28 |
| September 2025 | 77% | 30 |
| October 2025 | 68% | 31 |
| November 2025 | 83% | 29 |
| December 2025 | 74% | 31 |
| January 2026 | 84% | 31 |
| February 2026 | 93% | 28 |
| March 2026 | 83% | 30 |
| April 2026 | 63% | 30 |
| May 2026 | 86% | 28 |
- Departures on time
- 71%
- Diverted
- 0%
- Flights flown
- 349
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 350 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.