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

New Orleans, LA (MSY) to San Antonio, TX (SAT) flight delay odds

77.1% of 350 official scheduled MSY-to-SAT flights arrived on time; 12.3% arrived at least 30 minutes late and 0.3% 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
77.1%arrived on time
12.3%30+ min late
0.3%cancelled
350scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.7%all scheduled flights
120+ minutes late1.7%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+6.4 mincompleted flights

Which departure time was most reliable for MSY to SAT?

Among qualifying MSY-to-SAT departure window results, Afternoon had the highest on-time rate: 78.7% of 253 flights. Evening was lowest at 70.4% across 54 flights.

Departure windowFlightsOn time30+ minCancelled
Afternoon25378.7%11.1%0.4%
Evening5470.4%18.5%0.0%

Which weekday was most reliable for MSY to SAT?

Among qualifying MSY-to-SAT weekday results, Tuesday had the highest on-time rate: 90.9% of 44 flights. Friday was lowest at 60.0% across 55 flights.

DayFlightsOn time30+ minCancelled
Monday5381.1%7.5%0.0%
Tuesday4490.9%4.5%0.0%
Wednesday4388.4%2.3%0.0%
Thursday5371.7%15.1%0.0%
Friday5560.0%23.6%1.8%
Saturday3585.7%11.4%0.0%
Sunday6771.6%16.4%0.0%

Which airline was most reliable for MSY to SAT?

Only Southwest Airlines met the MSY-to-SAT airline threshold: 77.1% of 350 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines35077.1%12.3%0.3%

Which month was most reliable for MSY to SAT?

Among qualifying MSY-to-SAT month results, November 2025 had the highest on-time rate: 90.0% of 30 flights. June 2026 was lowest at 53.8% across 26 flights.

MonthFlightsOn time30+ minCancelled
July 20253164.5%19.4%0.0%
August 20252356.5%34.8%0.0%
September 20252185.7%4.8%0.0%
October 20253076.7%13.3%0.0%
November 20253090.0%3.3%0.0%
December 20253177.4%12.9%0.0%
January 20263187.1%9.7%3.2%
February 20263582.9%2.9%0.0%
March 20263278.1%9.4%0.0%
April 20263090.0%0.0%0.0%
May 20263076.7%13.3%0.0%
June 20262653.8%30.8%0.0%

What drove MSY to SAT delay minutes?

Late aircraft was the largest recorded MSY-to-SAT delay category, accounting for 63.6% of 3,752 BTS-attributed delay minutes during July 2025–June 2026.

Airline18.7%
Late aircraft63.6%
National airspace11.8%
Weather6.0%
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.