SAN → MCI Southwest Airlines

Southwest Airlines · San Diego, CA to Kansas City, MO · 390 flights, 2025-07-01 to 2026-06-30 · aggregated across 23 flight numbers

This route has been getting less reliable recently — 2026-06's on-time rate (41%) is well below the 77% average from earlier months.
On-time arrival
74%
Median delay
+2 min
90th percentile
+48 min
Cancellation rate
1%

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

Across every Southwest Airlines flight number on SAN → MCI (390 flights, 2025-07-01 to 2026-06-30), 74% arrived within 15 minutes of schedule. Median arrival delay +2 min; the worst 10% ran +48 min or later. 1% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time28574%
16-30 min349%
31-60 min359%
61-120 min246%
2+ hrs72%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073977%+17 min
2025-083373%+11 min
2025-093073%+14 min
2025-103184%+5 min
2025-113370%+14 min
2025-123275%+10 min
2026-013281%+4 min
2026-022770%+2 min
2026-033373%+15 min
2026-043187%0 min
2026-053087%+7 min
2026-063441%+35 min

Performance by day of week

DayFlightsOn-time
Mon5275%
Tue5377%
Wed5279%
Thu5275%
Fri5165%
Sat6582%
Sun6065%

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