Flight Reliability
AS 3481 · Alaska Airlines
Boise → San Diego (BOI–SAN)
82
Pretty Reliable
WanderNerd Reliability Score
- 79%
- Arrive within 15 minutes
- 7 min
- Average arrival delay
- 0.6%
- Cancelled
- 2 min early
- Median arrival delay
Based on 326 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
AS 3481 arrived on time 91% of the time on Wednesdays and just 64% on Fridays. That gap is worth planning around.
A bit behind the BOI–SAN route.
AS 3481 arrived on time 79% of the time, versus 83% across the BOI–SAN route.
The breakdown
- Mon87%(46 flights)
- Tue78%(46 flights)
- Wed91%(45 flights)
- Thu78%(45 flights)
- Fri64%(45 flights)
- Sat85%(47 flights)
- Sun67%(48 flights)
- 3–6 PM76%(21 flights)
- 6–9 PM79%(301 flights)
68%
May
Jun 77% → May 68% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 77% | 30 |
| July 2025 | 83% | 30 |
| August 2025 | 68% | 31 |
| September 2025 | 83% | 29 |
| October 2025 | 79% | 29 |
| November 2025 | 86% | 29 |
| December 2025 | 79% | 29 |
| January 2026 | 71% | 31 |
| February 2026 | 85% | 27 |
| March 2026 | 88% | 17 |
| May 2026 | 68% | 31 |
- Departures on time
- 82%
- Diverted
- 0.6%
- Flights flown
- 322
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 326 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.