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

San Antonio, TX (SAT) to Miami, FL (MIA) flight delay odds

85.9% of 509 official scheduled SAT-to-MIA flights arrived on time; 7.9% arrived at least 30 minutes late and 1.2% 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 SIGNALLower disruption
85.9%arrived on time
7.9%30+ min late
1.2%cancelled
509scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late3.9%all scheduled flights
120+ minutes late2.6%all scheduled flights
Diverted0.6%did not reach as scheduled
Average arrival+1.3 mincompleted flights

Which departure time was most reliable for SAT to MIA?

Among qualifying SAT-to-MIA departure window results, Early morning had the highest on-time rate: 90.7% of 365 flights. Evening was lowest at 76.6% across 111 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36590.7%4.1%1.6%
Evening11176.6%15.3%0.0%

Which weekday was most reliable for SAT to MIA?

Among qualifying SAT-to-MIA weekday results, Tuesday had the highest on-time rate: 90.1% of 71 flights. Saturday was lowest at 80.8% across 73 flights.

DayFlightsOn time30+ minCancelled
Monday7586.7%8.0%1.3%
Tuesday7190.1%5.6%1.4%
Wednesday6985.5%4.3%2.9%
Thursday7384.9%11.0%0.0%
Friday7487.8%4.1%1.4%
Saturday7380.8%12.3%0.0%
Sunday7485.1%9.5%1.4%

Which airline was most reliable for SAT to MIA?

Among qualifying SAT-to-MIA airline results, American Airlines had the highest on-time rate: 88.0% of 399 flights. Envoy Air was lowest at 78.2% across 110 flights.

AirlineFlightsOn time30+ minCancelled
American Airlines39988.0%6.0%1.5%
Envoy Air11078.2%14.5%0.0%

Which month was most reliable for SAT to MIA?

Among qualifying SAT-to-MIA month results, April 2026 had the highest on-time rate: 96.7% of 30 flights. July 2025 was lowest at 70.7% across 58 flights.

MonthFlightsOn time30+ minCancelled
July 20255870.7%13.8%3.4%
August 20253691.7%2.8%2.8%
September 20253090.0%0.0%0.0%
October 20254989.8%6.1%0.0%
November 20253390.9%6.1%0.0%
December 20253992.3%0.0%0.0%
January 20265176.5%15.7%3.9%
February 20263894.7%2.6%0.0%
March 20263193.5%3.2%3.2%
April 20263096.7%0.0%0.0%
May 20265475.9%18.5%0.0%
June 20266086.7%10.0%0.0%

What drove SAT to MIA delay minutes?

Late aircraft was the largest recorded SAT-to-MIA delay category, accounting for 34.6% of 5,616 BTS-attributed delay minutes during July 2025–June 2026.

Airline22.5%
Late aircraft34.6%
National airspace13.3%
Weather29.6%
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.