Flight Reliability
AS 1402 · Alaska Airlines
San Diego → Portland (SAN–PDX)
94
Nerd Approved
WanderNerd Reliability Score
- 88%
- Arrive within 15 minutes
- 5 min early
- Average arrival delay
- 0.5%
- Cancelled
- 11 min early
- Median arrival delay
Based on 212 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
AS 1402 arrived on time 94% of the time on Tuesdays. On Fridays: 84%.
Better than the Alaska Airlines network average.
AS 1402 arrived on time 88% of the time, versus 80% across the Alaska Airlines network.
Trending in the right direction.
AS 1402 arrived on time 97% of the time over the last three months in the data, compared with 83% in the three months before that.
The breakdown
- Mon87%(31 flights)
- Tue94%(31 flights)
- Wed84%(31 flights)
- Thu93%(30 flights)
- Fri84%(31 flights)
- Sat88%(25 flights)
- Sun88%(32 flights)
90%
May
Nov 80% → May 90% on time
| Month | On-time percentage | Flights |
|---|---|---|
| November 2025 | 80% | 30 |
| December 2025 | 71% | 31 |
| January 2026 | 90% | 30 |
| February 2026 | 89% | 28 |
| March 2026 | 100% | 28 |
| April 2026 | 100% | 27 |
| May 2026 | 90% | 31 |
- Departures on time
- 80%
- Diverted
- 0%
- Flights flown
- 211
- Months covered
- 8
Same route, other flights
Keep nerding
Based on 212 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.