Route · MCI → SAN · 2020–2025 BTS data
Kansas City to San Diego
The MCI–SAN corridor (Kansas City, MO → San Diego, CA) runs behind the national average, served by 1 carrier across roughly 1,334 miles.
Data updated 2026-06-13
- 78.6%
- On-time
- -0.4 pts
- vs US avg
- 53 min
- Delay when late
- 1,795
- Flights
Cancelled
0.1%
Best Month
Dec 2023 95%
Worst Month
Mar 2024 85%
Distance
1,334 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 33 | 10 | 0 | 0 | WN |
| Nov 2025 | 33 | 5 | 0 | 0 | WN |
| Oct 2025 | 31 | 9 | 0 | 0 | WN |
| Sep 2025 | 30 | 4 | 0 | 0 | WN |
| Aug 2025 | 33 | 5 | 0 | 0 | WN |
| Jul 2025 | 39 | 6 | 0 | 0 | WN |
| Jun 2025 | 39 | 12 | 0 | 0 | WN |
| May 2025 | 34 | 14 | 0 | 0 | WN |
| Apr 2025 | 35 | 6 | 0 | 0 | WN |
| Mar 2025 | 39 | 8 | 0 | 0 | WN |
| Jan 2025 | 32 | 7 | 1 | 0 | WN |
| Dec 2024 | 34 | 7 | 0 | 1 | WN |
| Nov 2024 | 32 | 7 | 0 | 0 | WN |
| Oct 2024 | 31 | 6 | 0 | 0 | WN |
| Sep 2024 | 34 | 2 | 0 | 0 | WN |
| Aug 2024 | 36 | 6 | 0 | 0 | WN |
| Jul 2024 | 39 | 14 | 0 | 0 | WN |
| Jun 2024 | 39 | 17 | 0 | 0 | WN |
| May 2024 | 34 | 7 | 0 | 0 | WN |
| Apr 2024 | 41 | 6 | 0 | 0 | WN |
| Mar 2024 | 59 | 9 | 0 | 0 | WN |
| Feb 2024 | 41 | 14 | 0 | 0 | WN |
| Jan 2024 | 49 | 13 | 0 | 0 | WN |
| Dec 2023 | 62 | 3 | 0 | 0 | WN |
Cancellation Rate
0.1%
1 of 909 flights
Diversion Rate
0.1%
1 of 909 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
MCI - Kansas City
Full on-time, delay-cause, and seasonal performance for Kansas City, MO.
Origin airport →SAN - San Diego
Full on-time, delay-cause, and seasonal performance for San Diego, CA.
Destination airport →Compare the two airports
See MCI and SAN side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to MCI–SAN.
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What the Data Says About MCI to SAN
1,795 tracked flights put the MCI to SAN pairing (Kansas City to San Diego) at a 78.6% on-time rate, squarely in line with the wider network. Delays that do occur run 53.4 minutes on average. Across the 1,334-mile route and its 1 carrier, the trailing 24 months show 0.1% cancelled and 0.1% diverted (909 flights sampled).
Monthly performance varies moderately here: Dec 2023 was the strongest month at 95% on-time versus Mar 2024 at 85%, a 10-point difference.
Frequently Asked Questions
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.