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

New Orleans, LA (MSY) to San Diego, CA (SAN) flight delay odds

69.9% of 345 official scheduled MSY-to-SAN flights arrived on time; 17.7% arrived at least 30 minutes late and 0.0% 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 SIGNALVariable
69.9%arrived on time
17.7%30+ min late
0.0%cancelled
345scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.5%all scheduled flights
120+ minutes late1.7%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+8.7 mincompleted flights

Which departure time was most reliable for MSY to SAN?

Among qualifying MSY-to-SAN departure window results, Early morning had the highest on-time rate: 90.4% of 73 flights. Evening was lowest at 53.2% across 111 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning7390.4%5.5%0.0%
Late morning6188.5%8.2%0.0%
Afternoon10062.0%23.0%0.0%
Evening11153.2%26.1%0.0%

Which weekday was most reliable for MSY to SAN?

Among qualifying MSY-to-SAN weekday results, Saturday had the highest on-time rate: 80.0% of 35 flights. Sunday was lowest at 56.9% across 51 flights.

DayFlightsOn time30+ minCancelled
Monday5265.4%13.5%0.0%
Tuesday5377.4%13.2%0.0%
Wednesday5278.8%15.4%0.0%
Thursday5166.7%17.6%0.0%
Friday5166.7%17.6%0.0%
Saturday3580.0%17.1%0.0%
Sunday5156.9%29.4%0.0%

Which airline was most reliable for MSY to SAN?

Only Southwest Airlines met the MSY-to-SAN airline threshold: 69.9% of 345 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines34569.9%17.7%0.0%

Which month was most reliable for MSY to SAN?

Among qualifying MSY-to-SAN month results, February 2026 had the highest on-time rate: 88.9% of 27 flights. June 2026 was lowest at 42.3% across 26 flights.

MonthFlightsOn time30+ minCancelled
July 20253046.7%30.0%0.0%
August 20252684.6%7.7%0.0%
September 20252669.2%19.2%0.0%
October 20253183.9%12.9%0.0%
November 20252979.3%6.9%0.0%
December 20253183.9%9.7%0.0%
January 20262781.5%11.1%0.0%
February 20262788.9%7.4%0.0%
March 20263183.9%9.7%0.0%
April 20263050.0%30.0%0.0%
May 20263145.2%25.8%0.0%
June 20262642.3%42.3%0.0%

What drove MSY to SAN delay minutes?

Late aircraft was the largest recorded MSY-to-SAN delay category, accounting for 52.7% of 4,996 BTS-attributed delay minutes during July 2025–June 2026.

Airline31.3%
Late aircraft52.7%
National airspace13.1%
Weather2.9%
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.