BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
MCI→SAT

Kansas City, MO (MCI) to San Antonio, TX (SAT) flight delay odds

77.0% of 274 official scheduled MCI-to-SAT flights arrived on time; 13.9% arrived at least 30 minutes late and 0.4% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
77.0%arrived on time
13.9%30+ min late
0.4%cancelled
274scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.6%all scheduled flights
120+ minutes late1.5%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+5.3 mincompleted flights

Which departure time was most reliable for MCI to SAT?

Only Afternoon met the MCI-to-SAT departure window threshold: 78.9% of 204 scheduled flights arrived on time during July 2025–June 2026.

Departure windowFlightsOn time30+ minCancelled
Afternoon20478.9%13.7%0.0%

Which weekday was most reliable for MCI to SAT?

Among qualifying MCI-to-SAT weekday results, Tuesday had the highest on-time rate: 94.3% of 35 flights. Sunday was lowest at 66.1% across 62 flights.

DayFlightsOn time30+ minCancelled
Monday4573.3%15.6%0.0%
Tuesday3594.3%2.9%0.0%
Wednesday3183.9%9.7%0.0%
Thursday4379.1%9.3%2.3%
Friday4877.1%12.5%0.0%
Sunday6266.1%24.2%0.0%

Which airline was most reliable for MCI to SAT?

Only Southwest Airlines met the MCI-to-SAT airline threshold: 77.0% of 274 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines27477.0%13.9%0.4%

Which month was most reliable for MCI to SAT?

Among qualifying MCI-to-SAT month results, September 2025 had the highest on-time rate: 100.0% of 26 flights. December 2025 was lowest at 53.3% across 15 flights.

MonthFlightsOn time30+ minCancelled
July 20253158.1%19.4%3.2%
August 20252684.6%11.5%0.0%
September 202526100.0%0.0%0.0%
October 20251984.2%5.3%0.0%
November 20251894.4%0.0%0.0%
December 20251553.3%46.7%0.0%
February 20261586.7%13.3%0.0%
March 20262969.0%17.2%0.0%
April 20263080.0%6.7%0.0%
May 20263083.3%13.3%0.0%
June 20262657.7%26.9%0.0%

What drove MCI to SAT delay minutes?

Late aircraft was the largest recorded MCI-to-SAT delay category, accounting for 68.1% of 3,256 BTS-attributed delay minutes during July 2025–June 2026.

Airline24.1%
Late aircraft68.1%
National airspace7.7%
Weather0.0%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.