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

Miami, FL (MIA) to San Diego, CA (SAN) flight delay odds

74.6% of 618 official scheduled MIA-to-SAN flights arrived on time; 15.5% arrived at least 30 minutes late and 1.1% 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
74.6%arrived on time
15.5%30+ min late
1.1%cancelled
618scheduled 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 late1.5%all scheduled flights
Diverted0.6%did not reach as scheduled
Average arrival+1.7 mincompleted flights

Which departure time was most reliable for MIA to SAN?

Among qualifying MIA-to-SAN departure window results, Early morning had the highest on-time rate: 88.6% of 105 flights. Evening was lowest at 64.2% across 352 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning10588.6%2.9%1.0%
Late morning14888.5%7.4%1.4%
Evening35264.2%23.0%1.1%

Which weekday was most reliable for MIA to SAN?

Among qualifying MIA-to-SAN weekday results, Tuesday had the highest on-time rate: 81.1% of 90 flights. Thursday was lowest at 68.2% across 88 flights.

DayFlightsOn time30+ minCancelled
Monday8977.5%14.6%1.1%
Tuesday9081.1%10.0%2.2%
Wednesday8779.3%6.9%1.1%
Thursday8868.2%22.7%0.0%
Friday8870.5%14.8%1.1%
Saturday8871.6%19.3%0.0%
Sunday8873.9%20.5%2.3%

Which airline was most reliable for MIA to SAN?

Only American Airlines met the MIA-to-SAN airline threshold: 74.6% of 618 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
American Airlines61874.6%15.5%1.1%

Which month was most reliable for MIA to SAN?

Among qualifying MIA-to-SAN month results, March 2026 had the highest on-time rate: 88.7% of 62 flights. September 2025 was lowest at 40.0% across 30 flights.

MonthFlightsOn time30+ minCancelled
July 20253164.5%29.0%0.0%
August 20253177.4%12.9%0.0%
September 20253040.0%46.7%0.0%
October 20255777.2%14.0%0.0%
November 20256086.7%8.3%1.7%
December 20254780.9%4.3%2.1%
January 20266282.3%4.8%6.5%
February 20265680.4%16.1%0.0%
March 20266288.7%9.7%0.0%
April 20266068.3%15.0%0.0%
May 20266264.5%21.0%0.0%
June 20266065.0%23.3%1.7%

What drove MIA to SAN delay minutes?

National airspace was the largest recorded MIA-to-SAN delay category, accounting for 33.7% of 7,868 BTS-attributed delay minutes during July 2025–June 2026.

Airline30.3%
Late aircraft29.1%
National airspace33.7%
Weather6.3%
Security0.6%
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.