Route Reliability
SUN → San Diego
SUN–SAN · 759 miles · SUN Airport to San Diego International Airport
54
A Little Dicey
WanderNerd Reliability Score
- 83%
- Arrive within 15 minutes
- 1 min
- Average arrival delay
- 6.8%
- Cancelled
- 44
- Flights in the data
Data through May 2026.
Alaska Airlines is the only airline in this data on this route, arriving on time 83% of the time across 44 flights. No comparison to make.
What the data says
Sunday scaries are real for this one.
SUN–SAN flights arrived on time 100% of the time on Wednesdays and just 71% on Sundays. That gap is worth planning around.
Flights on this route
The breakdown
- Mon—(0 flights)
- Tue—(0 flights)
- Wed100%(13 flights)
- Thu—(0 flights)
- Fri77%(13 flights)
- Sat—(0 flights)
- Sun71%(14 flights)
83%
Mar
Jan 73% → Mar 83% on time
| Month | On-time percentage | Flights |
|---|---|---|
| January 2026 | 73% | 11 |
| February 2026 | 100% | 12 |
| March 2026 | 83% | 12 |
Keep nerding
Based on 44 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.