Flight Reliability
AS 1271 · Alaska Airlines
Phoenix → San Diego (PHX–SAN)
87
Pretty Reliable
WanderNerd Reliability Score
- 91%
- Arrive within 15 minutes
- 1 min early
- Average arrival delay
- 3.0%
- Cancelled
- 3 min early
- Median arrival delay
Based on 67 historical flights. Data through May 2026.
What the data says
Well ahead of the PHX–SAN route.
AS 1271 arrived on time 91% of the time, versus 75% across the PHX–SAN route.
Better than the Alaska Airlines network average.
AS 1271 arrived on time 91% of the time, versus 80% across the Alaska Airlines network.
The breakdown
- Mon—(9 flights)
- Tue—(9 flights)
- Wed—(9 flights)
- Thu100%(10 flights)
- Fri—(9 flights)
- Sat100%(10 flights)
- Sun—(9 flights)
92%
Oct
Aug 82% → Oct 92% on time
| Month | On-time percentage | Flights |
|---|---|---|
| August 2025 | 82% | 11 |
| September 2025 | 93% | 30 |
| October 2025 | 92% | 24 |
- Departures on time
- 100%
- Diverted
- 0%
- Flights flown
- 65
- Months covered
- 3
Same route, other flights
Keep nerding
Based on 67 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.