Historical on-time performance
Kansas City to San Diego
1,333 miData through Dec 2025Source: US DOT · BTS
Flights on MCI–SAN arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.3%of scheduled flights
based on 378 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time77%Medianon timep9035 minCancel0.3%Flights378
Why flights run late
Delay causes
- Airline24%
- Weather6%
- Air traffic (NAS)22%
- Late aircraft47%
- Security1%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly MCI → SAN
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 86% on time.
- Mornings86% on time · p90 15 min · 319 flights
- Middays79% on time · p90 25 min · 515 flights
- Afternoons78% on time · p90 30 min · 318 flights
- Evenings63% on time · p90 55 min · 293 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 80% on time.
- Tuesdays80% on time · p90 30 min · 209 flights
- Thursdays79% on time · p90 25 min · 199 flights · limited
- Wednesdays78% on time · p90 30 min · 209 flights
- Saturdays78% on time · p90 30 min · 215 flights
- Mondays78% on time · p90 30 min · 200 flights
- Sundays74% on time · p90 40 min · 249 flights
- Fridays70% on time · p90 35 min · 200 flights
Advertisement
Keep exploring