Skip to content
WanderNerd
Check a flight

Route Reliability

Jacksonville → Miami

JAX–MIA · 335 miles · Jacksonville International Airport to Miami International Airport

83
Pretty Reliable
WanderNerd Reliability Score
80%
Arrive within 15 minutes
8 min
Average arrival delay
1.1%
Cancelled
1,559
Flights in the data

Data through May 2026.

American Airlines is the only airline in this data on this route, arriving on time 80% of the time across 1,559 flights. No comparison to make.

What the data says

Morning-you made the right choice.

JAX–MIA flights departing between 3–6 AM arrived on time 100% of the time, versus 60% between 3–6 PM.

Sunday scaries are real for this one.

JAX–MIA flights arrived on time 83% of the time on Mondays. On Sundays: 72%.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon83%(221 flights)
  • Tue80%(218 flights)
  • Wed82%(208 flights)
  • Thu83%(216 flights)
  • Fri81%(226 flights)
  • Sat80%(229 flights)
  • Sun72%(223 flights)
On-time by departure window
  • 3–6 AM100%(13 flights)
  • 6–9 AM88%(600 flights)
  • 9 AM–12 PM86%(348 flights)
  • 12–3 PM82%(17 flights)
  • 3–6 PM60%(155 flights)
  • 6–9 PM71%(408 flights)
On-time trend by month
84%
May

Jun 70% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%151
July 202573%153
August 202581%130
September 202582%118
October 202576%140
November 202589%142
December 202586%135
January 202678%127
February 202682%113
March 202678%98
April 202688%112
May 202684%122

Same trip, other airports

Keep nerding

Based on 1,559 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.