Skip to content
WanderNerd
Check a flight

Route Reliability

Miami → Cincinnati

MIA–CVG · 948 miles · Miami International Airport to Cincinnati/Northern Kentucky International Airport

81
Pretty Reliable
WanderNerd Reliability Score
76%
Arrive within 15 minutes
6 min
Average arrival delay
0.9%
Cancelled
1,012
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.American Airlines78%868 flights
  2. 2.Frontier Airlines68%143 flights

Not enough history to rank: Delta Air Lines (1 flights). We rank airlines only after 100 flights on the route.

What the data says

Morning flights do better here.

MIA–CVG flights departing between 6–9 AM arrived on time 91% of the time, versus 67% between 3–6 PM.

Sunday scaries are real for this one.

MIA–CVG flights arrived on time 88% of the time on Tuesdays and just 64% on Sundays. That gap is worth planning around.

American Airlines runs this route best.

American Airlines arrived on time 78% of the time on this route; Frontier Airlines managed 68%.

Ticking up lately.

MIA–CVG flights arrived on time 82% of the time over the last three months in the data, compared with 77% in the three months before that.

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
  • Mon77%(162 flights)
  • Tue88%(123 flights)
  • Wed82%(123 flights)
  • Thu75%(148 flights)
  • Fri81%(155 flights)
  • Sat68%(141 flights)
  • Sun64%(151 flights)
On-time by departure window
  • 6–9 AM91%(33 flights)
  • 9 AM–12 PM91%(32 flights)
  • 12–3 PM74%(100 flights)
  • 3–6 PM67%(269 flights)
  • 6–9 PM79%(426 flights)
  • 9 PM–12 AM79%(143 flights)
On-time trend by month
85%
May

Jun 65% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202565%74
July 202562%77
August 202556%73
September 202577%60
October 202587%68
November 202587%87
December 202577%107
January 202680%105
February 202676%82
March 202674%118
April 202688%80
May 202685%72

Same trip, other airports

Keep nerding

Based on 1,012 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.