CMH → SAN Southwest Airlines

Southwest Airlines · Columbus, OH to San Diego, CA · 168 flights, 2025-07-05 to 2026-06-30 · aggregated across 15 flight numbers

This route runs much more reliably at some times of day than others — 91% on-time departing 9am–12pm vs. 40% departing 6–9pm.
On-time arrival
63%
Median delay
+5 min
90th percentile
+41 min
Cancellation rate
1%

How on-time is Southwest Airlines from CMH to SAN?

Across every Southwest Airlines flight number on CMH → SAN (168 flights, 2025-07-05 to 2026-06-30), 63% arrived within 15 minutes of schedule. Median arrival delay +5 min; the worst 10% ran +41 min or later. 1% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time10663%
16-30 min3119%
31-60 min2012%
61-120 min85%
2+ hrs21%

Performance by month

MonthFlightsOn-timeAvg delay
2025-07450%+60 min
2025-0810%+91 min
2025-102282%+4 min
2025-112075%+11 min
2025-121771%+10 min
2026-01757%+9 min
2026-021155%+10 min
2026-032195%-12 min
2026-041861%+11 min
2026-051861%+5 min
2026-062825%+29 min

Performance by day of week

DayFlightsOn-time
Mon2850%
Tue786%
Wed450%
Thu2770%
Fri3376%
Sat3563%
Sun3355%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…