Route Reliability

Route reliability

Charlotte (CLT) to Miami (MIA): which airline is most on time?

On-time arrivals, cancellations and long delays for every airline that reported nonstop flights from Charlotte, NC (CLT) to Miami, FL (MIA), September 2025 to August 2026.

Historical performance Official DOT data through August 2026 · Not live flight status

Charlotte, NCMiami, FL

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Three-letter airport codes, nonstop U.S. domestic flights. One direction at a time.

Route at a glance · September 2025 to August 2026

CLT to MIA

Charlotte, NC to Miami, FL

On time
75.3%vs 75.6% U.S. average About average
Cancelled
1.8%vs 1.9% U.S. average About average
60+ min late
8.1%vs 8.1% U.S. average About average
Scheduled flights
3,731in 12 months3 airlines
Most reliable airline
American Airlines76.7% on time · 3,269 flights

On time about as often as the U.S. average, with a typical cancellation rate.

Compared with all U.S. flights, September 2025 to August 2026. “About average” means within 1.5 points for on time, 0.3 for cancelled and 1 for 60+ minutes late.

Airlines on this route

Ranked by on-time arrival

Airlines from CLT to MIA, September 2025 to August 2026. Rates are shares of all scheduled flights.
Airline On time Cancelled 60+ min late Avg delay when late Diverted Flights
1. American Airlines Most reliable 76.7% 1.4% 7.5% 78 min 0.4% 3,269
2. Spirit Airlines 68.5% 5.9% 10.4% 63 min 0.5% 222
3. Frontier Airlines 62.5% 3.8% 15.4% 139 min 0.0% 240

On time = arrived within 15 minutes of schedule. Avg delay when late = average arrival delay of flights 15+ minutes late. "Most reliable" needs at least 300 flights in 12 months. Tap a heading to sort.

What this means

American Airlines has the strongest record on this route.

  • American Airlines had the best on-time record from Charlotte (CLT) to Miami (MIA): 76.7% of its 3,269 scheduled flights arrived within 15 minutes of schedule, compared with 62.5% for Frontier Airlines.
  • 1.8% of flights on this route were cancelled (about 1 in 56), about the same as the U.S. average of 1.9%.
  • 8.1% of flights, about 1 in 12, arrived an hour or more late. When a flight was late (15+ minutes), the average arrival delay was 83 min.
  • Overall, 75.3% of flights on this route arrived on time, about the same as the U.S. average of 75.6%.
  • Over the last 3 years, November was the most reliable month on this route (82.5% on time) and August the least reliable (63.3%).
  • Cancellations peaked in January, when 3.8% of flights were cancelled.
  • Flights scheduled to depart before 6 am were the most punctual (90.8% on time); flights scheduled to depart 10 pm to 11 pm were the least (54.8%).
  • In the other direction, Miami (MIA) to Charlotte (CLT), 77.1% of flights were on time and 1.6% were cancelled. Compare airlines MIA to CLT.

Best and worst months to fly CLT to MIA

Jan 73.5%
Feb 79.0%
Mar 76.5%
Apr 75.7%
May 69.0%
Jun 69.5%
Jul 64.2%
Aug 63.3%
Sep 76.0%
Oct 80.8%
Nov 82.5%
Dec 75.5%
Share of scheduled flights on time 12-month average 75.3%
All airlines combined, by calendar month, September 2023 to August 2026 (3 years pooled). Scale starts at zero.
Show as table
PeriodOn timeFlights
January 73.5% 932
February 79.0% 865
March 76.5% 980
April 75.7% 936
May 69.0% 914
June 69.5% 871
July 64.2% 903
August 63.3% 881
September 76.0% 835
October 80.8% 934
November 82.5% 968
December 75.5% 1,004
Best and worst calendar month by airline, September 2023 to August 2026.
AirlineBest monthWorst month
American Airlines November (83.5%) July (63.6%)
Spirit Airlines June (84.3%) August (56.9%)

Month by month, last 12 months

Sep 80.9%
Oct 76.7%
Nov 75.5%
Dec 75.5%
Jan 71.3%
Feb 80.5%
Mar 80.7%
Apr 79.2%
May 72.6%
Jun 73.2%
Jul 70.3%
Aug 68.1%
Share of scheduled flights on time U.S. average 75.6%
All airlines combined, September 2025 to August 2026. Scale starts at zero.
Show as table
PeriodOn timeFlights
Sep 2025 80.9% 277
Oct 2025 76.7% 305
Nov 2025 75.5% 343
Dec 2025 75.5% 355
Jan 2026 71.3% 331
Feb 2026 80.5% 287
Mar 2026 80.7% 321
Apr 2026 79.2% 308
May 2026 72.6% 296
Jun 2026 73.2% 298
Jul 2026 70.3% 306
Aug 2026 68.1% 304

Best and worst departure times

<6a 90.8%
6a 88.8%
7a 84.3%
8a 85.7%
9a 84.6%
10a 79.4%
11a 83.3%
12p Insufficient sample
1p 72.4%
2p 68.0%
3p 70.5%
4p 55.3%
5p 61.7%
6p 61.3%
7p 64.6%
8p 73.4%
9p 67.0%
10p 54.8%
Share of scheduled flights on time
By scheduled local departure hour at CLT, September 2025 to August 2026. Hours with no scheduled flights are omitted. Scale starts at zero.
Show as table
PeriodOn timeFlights
Departing before 6 am 90.8% 337
Departing 6 am to 7 am 88.8% 196
Departing 7 am to 8 am 84.3% 451
Departing 8 am to 9 am 85.7% 231
Departing 9 am to 10 am 84.6% 136
Departing 10 am to 11 am 79.4% 126
Departing 11 am to noon 83.3% 305
Departing noon to 1 pm Insufficient sample 10
Departing 1 pm to 2 pm 72.4% 377
Departing 2 pm to 3 pm 68.0% 225
Departing 3 pm to 4 pm 70.5% 88
Departing 4 pm to 5 pm 55.3% 132
Departing 5 pm to 6 pm 61.7% 81
Departing 6 pm to 7 pm 61.3% 302
Departing 7 pm to 8 pm 64.6% 192
Departing 8 pm to 9 pm 73.4% 177
Departing 9 pm to 10 pm 67.0% 188
Departing 10 pm to 11 pm 54.8% 177
Woman at an airport window watching a plane take off
Photo: Depositphotos (licensed stock, illustrative only). Credits

Sources & data dates

Source
U.S. DOT Bureau of Transportation Statistics, Reporting Carrier On-Time Performance (1987-present)
Period
September 2025 to August 2026 (12 months); month-of-year patterns September 2023 to August 2026
Data through
August 2026
Processed
2026-11-03
Scope
Nonstop scheduled flights from Charlotte, NC (CLT) to Miami, FL (MIA), one direction. Airlines that report to the DOT only.
Method
Rates use all scheduled flights as the denominator; cancelled and diverted flights count as not on time. Figures based on fewer than 50 scheduled flights are suppressed. Full methodology.

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