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Flight AA821

American Airlines flight AA821

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Looking for AA821 in the air…

Phoenix (PHX) to Miami (MIA)

Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 41 minutes. It was cancelled 0.0% of the time.

On-time arrivals
84.1%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
41 min
Flights arriving 15+ minutes late
Flights tracked
44
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 86%
  • Airline (crew, maintenance, cleaning) 12%
  • Air traffic control & airport 1%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Austin (AUS) to Los Angeles (LAX)

Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 92 minutes. It was cancelled 0.0% of the time.

On-time arrivals
85.4%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
92 min
Flights arriving 15+ minutes late
Flights tracked
41
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 90%
  • Late-arriving aircraft 9%
  • Air traffic control & airport 0%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Los Angeles (LAX) to Austin (AUS)

Historically, this flight arrives 15+ minutes late 7% of the time, and when it is late the delay averages 55 minutes. It was cancelled 0.0% of the time.

On-time arrivals
92.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
55 min
Flights arriving 15+ minutes late
Flights tracked
41
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 43%
  • Late-arriving aircraft 30%
  • Air traffic control & airport 27%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Dallas-Fort Worth (DFW) to Columbia (CAE)

Historically, this flight arrives 15+ minutes late 67% of the time, and when it is late the delay averages 111 minutes. It was cancelled 0.0% of the time.

On-time arrivals
33.3%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
111 min
Flights arriving 15+ minutes late
Flights tracked
27
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 59%
  • Late-arriving aircraft 39%
  • Air traffic control & airport 2%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Dallas-Fort Worth (DFW) to Miami (MIA)

Historically, this flight arrives 15+ minutes late 4% of the time, and when it is late the delay averages 156 minutes. It was cancelled 0.0% of the time.

On-time arrivals
95.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
156 min
Flights arriving 15+ minutes late
Flights tracked
24
Scheduled flights in the period

What caused the delays

  • Extreme weather 92%
  • Air traffic control & airport 8%
  • Airline (crew, maintenance, cleaning) 0%
  • Late-arriving aircraft 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Miami (MIA) to Chicago (ORD)

Only 15 flights on record, which is too few for reliable odds.

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
6.7%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
15
Scheduled flights in the period

Portland (PDX) to Dallas-Fort Worth (DFW)

Only 8 flights on record, which is too few for reliable odds.

On-time arrivals
100.0%
Less than 15 minutes late
Cancelled
12.5%
Of scheduled flights
Average delay when late
—
Flights arriving 15+ minutes late
Flights tracked
8
Scheduled flights in the period

Charlotte (CLT) to Boston (BOS)

Only 7 flights on record, which is too few for reliable odds.

On-time arrivals
85.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
64 min
Flights arriving 15+ minutes late
Flights tracked
7
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 54%
  • Air traffic control & airport 46%
  • Airline (crew, maintenance, cleaning) 0%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Boston (BOS) to Charlotte (CLT)

Only 3 flights on record, which is too few for reliable odds.

On-time arrivals
66.7%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
239 min
Flights arriving 15+ minutes late
Flights tracked
3
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 93%
  • Air traffic control & airport 7%
  • Airline (crew, maintenance, cleaning) 0%
  • Extreme weather 0%
  • Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

In the news

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On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 100.0% 24
October 2025 85.7% 56
November 2025 82.4% 18
December 2025 100.0% 17
February 2026 100.0% 17
March 2026 85.7% 7
April 2026 91.7% 24
May 2026 75.0% 20
August 2026 33.3% 27

Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data

Latest airport & airline headlines

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Headlines found by Google News; stories open on the publisher's site.