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Flight Reliability

AA 321 · American Airlines

Charlotte → Fort Lauderdale (CLT–FLL)

67
Usually Fine
WanderNerd Reliability Score
69%
Arrive within 15 minutes
13 min
Average arrival delay
2.1%
Cancelled
2 min early
Median arrival delay

Based on 195 historical flights. Data through May 2026.

What the data says

Sunday scaries are real for this one.

AA 321 arrived on time 82% of the time on Wednesdays and just 52% on Sundays. That gap is worth planning around.

A bit behind the CLT–FLL route.

AA 321 arrived on time 69% of the time, versus 75% across the CLT–FLL route.

Lagging the American Airlines network.

AA 321 arrived on time 69% of the time, versus 77% across the American Airlines network.

Trending in the right direction.

AA 321 arrived on time 83% of the time over the last three months in the data, compared with 60% in the three months before that.

The breakdown

On-time by weekday
  • Mon77%(26 flights)
  • Tue80%(30 flights)
  • Wed82%(28 flights)
  • Thu64%(28 flights)
  • Fri60%(25 flights)
  • Sat68%(25 flights)
  • Sun52%(29 flights)
On-time by departure window
  • 6–9 PM69%(29 flights)
  • 9 PM–12 AM69%(162 flights)
On-time trend by month
74%
May

Jun 57% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202557%28
July 202543%28
August 202557%23
September 202580%30
October 202578%27
April 202696%24
May 202674%31
Departures on time
66%
Diverted
0%
Flights flown
191
Months covered
7

Same route, other flights

Keep nerding

Based on 195 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.