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Route Reliability

Miami → San Diego

MIA–SAN · 2,267 miles · Miami International Airport to San Diego International Airport

79
Usually Fine
WanderNerd Reliability Score
78%
Arrive within 15 minutes
1 min
Average arrival delay
1.0%
Cancelled
588
Flights in the data

Data through May 2026.

American Airlines is the only airline in this data on this route, arriving on time 78% of the time across 588 flights. No comparison to make.

What the data says

Morning flights do better here.

MIA–SAN flights departing between 6–9 AM arrived on time 93% of the time, versus 68% between 6–9 PM.

Thursdays have been rough.

MIA–SAN flights arrived on time 86% of the time on Tuesdays and just 70% on Thursdays. That gap is worth planning around.

Recent months have been rougher.

MIA–SAN flights arrived on time 77% of the time over the last three months in the data, compared with 85% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon75%(83 flights)
  • Tue86%(81 flights)
  • Wed84%(81 flights)
  • Thu70%(82 flights)
  • Fri75%(83 flights)
  • Sat76%(84 flights)
  • Sun79%(84 flights)
On-time by departure window
  • 6–9 AM93%(74 flights)
  • 9 AM–12 PM91%(146 flights)
  • 6–9 PM68%(345 flights)
  • 9 PM–12 AM85%(13 flights)
On-time trend by month
69%
May

Jun 70% → May 69% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%30
July 202565%31
August 202577%31
September 202545%29
October 202579%56
November 202588%59
December 202584%45
January 202690%57
February 202680%56
March 202689%62
April 202672%60
May 202669%62

Same trip, other airports

Keep nerding

Based on 588 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.