Route Reliability
Kalispell → San Diego
FCA–SAN · 1,086 miles · Glacier Park International Airport to San Diego International Airport
83
Pretty Reliable
WanderNerd Reliability Score
- 75%
- Arrive within 15 minutes
- 0 min
- Average arrival delay
- 0%
- Cancelled
- 40
- Flights in the data
Data through May 2026.
Alaska Airlines is the only airline in this data on this route, arriving on time 75% of the time across 40 flights. No comparison to make.
What the data says
Sunday scaries are real for this one.
FCA–SAN flights arrived on time 90% of the time on Tuesdays and just 50% on Sundays. That gap is worth planning around.
Flights on this route
The breakdown
- Mon—(0 flights)
- Tue90%(10 flights)
- Wed—(0 flights)
- Thu90%(10 flights)
- Fri—(0 flights)
- Sat70%(10 flights)
- Sun50%(10 flights)
82%
Aug
Jun 64% → Aug 82% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 64% | 11 |
| July 2025 | 78% | 18 |
| August 2025 | 82% | 11 |
Keep nerding
Based on 40 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.