Route Reliability

Route reliability

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

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

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

Miami, FLCharlotte, NC

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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

MIA to CLT

Miami, FL to Charlotte, NC

On time
77.1%vs 75.6% U.S. average About average
Cancelled
1.6%vs 1.9% U.S. average About average
60+ min late
7.8%vs 8.1% U.S. average About average
Scheduled flights
3,733in 12 months3 airlines
Most reliable airline
American Airlines77.3% on time · 3,271 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 MIA to CLT, 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 77.3% 1.3% 7.6% 71 min 0.2% 3,271
2. Frontier Airlines 75.9% 2.1% 8.3% 97 min 0.0% 241
3. Spirit Airlines 75.6% 4.1% 9.5% 66 min 0.0% 221

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 Miami (MIA) to Charlotte (CLT): 77.3% of its 3,271 scheduled flights arrived within 15 minutes of schedule, compared with 75.6% for Spirit Airlines. The gap is small, so treat the airlines as roughly equal on punctuality.
  • 1.6% of flights on this route were cancelled (about 1 in 63), about the same as the U.S. average of 1.9%.
  • 7.8% of flights, about 1 in 13, arrived an hour or more late. When a flight was late (15+ minutes), the average arrival delay was 72 min.
  • Overall, 77.1% of flights on this route arrived on time, 1.5 points higher than the U.S. average of 75.6%.
  • Over the last 3 years, November was the most reliable month on this route (83.6% on time) and July the least reliable (64.9%).
  • Cancellations peaked in January, when 4.0% of flights were cancelled.
  • Flights scheduled to depart 6 am to 7 am were the most punctual (94.4% on time); flights scheduled to depart 4 pm to 5 pm were the least (60.5%).
  • In the other direction, Charlotte (CLT) to Miami (MIA), 75.3% of flights were on time and 1.8% were cancelled. Compare airlines CLT to MIA.

Best and worst months to fly MIA to CLT

Jan 74.4%
Feb 80.8%
Mar 74.9%
Apr 77.1%
May 72.4%
Jun 70.0%
Jul 64.9%
Aug 67.4%
Sep 77.2%
Oct 81.8%
Nov 83.6%
Dec 79.7%
Share of scheduled flights on time 12-month average 77.1%
All airlines combined, by calendar month, September 2023 to August 2026 (3 years pooled). Scale starts at zero.
Show as table
PeriodOn timeFlights
January 74.4% 931
February 80.8% 870
March 74.9% 989
April 77.1% 939
May 72.4% 913
June 70.0% 874
July 64.9% 905
August 67.4% 881
September 77.2% 839
October 81.8% 932
November 83.6% 967
December 79.7% 998
Best and worst calendar month by airline, September 2023 to August 2026.
AirlineBest monthWorst month
American Airlines November (82.7%) July (63.8%)
Spirit Airlines February (93.2%) August (64.7%)

Month by month, last 12 months

Sep 83.5%
Oct 85.2%
Nov 79.7%
Dec 77.9%
Jan 67.7%
Feb 80.3%
Mar 74.5%
Apr 79.1%
May 78.2%
Jun 79.5%
Jul 68.3%
Aug 72.4%
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 83.5% 279
Oct 2025 85.2% 304
Nov 2025 79.7% 340
Dec 2025 77.9% 353
Jan 2026 67.7% 328
Feb 2026 80.3% 290
Mar 2026 74.5% 326
Apr 2026 79.1% 311
May 2026 78.2% 294
Jun 2026 79.5% 298
Jul 2026 68.3% 306
Aug 2026 72.4% 304

Best and worst departure times

<6a 94.7%
6a 94.4%
7a 88.4%
8a 88.7%
9a 82.4%
10a 83.7%
11a 77.8%
12p Insufficient sample
1p 77.0%
2p 73.5%
3p 74.1%
4p 60.5%
5p 64.4%
6p 66.9%
7p 71.8%
8p 69.8%
9p 73.9%
10p 63.5%
Share of scheduled flights on time
By scheduled local departure hour at MIA, 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 94.7% 94
Departing 6 am to 7 am 94.4% 268
Departing 7 am to 8 am 88.4% 353
Departing 8 am to 9 am 88.7% 221
Departing 9 am to 10 am 82.4% 210
Departing 10 am to 11 am 83.7% 166
Departing 11 am to noon 77.8% 212
Departing noon to 1 pm Insufficient sample 8
Departing 1 pm to 2 pm 77.0% 257
Departing 2 pm to 3 pm 73.5% 226
Departing 3 pm to 4 pm 74.1% 278
Departing 4 pm to 5 pm 60.5% 129
Departing 5 pm to 6 pm 64.4% 343
Departing 6 pm to 7 pm 66.9% 175
Departing 7 pm to 8 pm 71.8% 227
Departing 8 pm to 9 pm 69.8% 192
Departing 9 pm to 10 pm 73.9% 226
Departing 10 pm to 11 pm 63.5% 148
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 Miami, FL (MIA) to Charlotte, NC (CLT), 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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