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Flight AA644

American Airlines flight AA644

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Looking for AA644 in the airโ€ฆ

Salt Lake City (SLC) to Dallas-Fort Worth (DFW)

Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 566 minutes. It was cancelled 0.0% of the time.

On-time arrivals
88.8%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
566 min
Flights arriving 15+ minutes late
Flights tracked
89
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 87%
  • Late-arriving aircraft 11%
  • 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 Buffalo (BUF)

Historically, this flight arrives 15+ minutes late 45% of the time, and when it is late the delay averages 93 minutes. It was cancelled 6.6% of the time.

On-time arrivals
54.9%
Less than 15 minutes late
Cancelled
6.6%
Of scheduled flights
Average delay when late
93 min
Flights arriving 15+ minutes late
Flights tracked
76
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 72%
  • Extreme weather 13%
  • Airline (crew, maintenance, cleaning) 10%
  • Air traffic control & airport 5%
  • Security 0%

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

Dallas-Fort Worth (DFW) to Knoxville/Maryville (TYS)

Historically, this flight arrives 15+ minutes late 57% of the time, and when it is late the delay averages 103 minutes. It was cancelled 6.8% of the time.

On-time arrivals
42.6%
Less than 15 minutes late
Cancelled
6.8%
Of scheduled flights
Average delay when late
103 min
Flights arriving 15+ minutes late
Flights tracked
59
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 76%
  • Airline (crew, maintenance, cleaning) 13%
  • Air traffic control & airport 11%
  • Extreme weather 0%
  • Security 0%

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

Knoxville/Maryville (TYS) to Dallas-Fort Worth (DFW)

Historically, this flight arrives 15+ minutes late 58% of the time, and when it is late the delay averages 143 minutes. It was cancelled 7.0% of the time.

On-time arrivals
41.5%
Less than 15 minutes late
Cancelled
7.0%
Of scheduled flights
Average delay when late
143 min
Flights arriving 15+ minutes late
Flights tracked
57
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 68%
  • Airline (crew, maintenance, cleaning) 30%
  • Air traffic control & airport 2%
  • Extreme weather 0%
  • Security 0%

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

Buffalo (BUF) to Dallas-Fort Worth (DFW)

Historically, this flight arrives 15+ minutes late 42% of the time, and when it is late the delay averages 52 minutes. It was cancelled 9.5% of the time.

On-time arrivals
57.9%
Less than 15 minutes late
Cancelled
9.5%
Of scheduled flights
Average delay when late
52 min
Flights arriving 15+ minutes late
Flights tracked
21
Scheduled flights in the period

What caused the delays

  • Late-arriving aircraft 38%
  • Airline (crew, maintenance, cleaning) 32%
  • Air traffic control & airport 22%
  • Extreme weather 8%
  • Security 0%

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

Dallas-Fort Worth (DFW) to Los Angeles (LAX)

Historically, this flight arrives 15+ minutes late 30% of the time, and when it is late the delay averages 32 minutes. It was cancelled 0.0% of the time.

On-time arrivals
70.0%
Less than 15 minutes late
Cancelled
0.0%
Of scheduled flights
Average delay when late
32 min
Flights arriving 15+ minutes late
Flights tracked
20
Scheduled flights in the period

What caused the delays

  • Airline (crew, maintenance, cleaning) 75%
  • Air traffic control & airport 24%
  • Late-arriving aircraft 1%
  • Extreme weather 0%
  • Security 0%

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

In the news

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

On-time arrivals by month
Sep 2025 Aug 2026
Show as table
MonthOn timeFlights
September 2025 86.7% 30
October 2025 87.1% 31
November 2025 75.0% 22
December 2025 58.6% 31
January 2026 48.4% 34
February 2026 52.0% 25
March 2026 83.3% 6
May 2026 56.2% 18
June 2026 36.8% 42
July 2026 33.3% 48
August 2026 91.4% 35

Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 โ€“ 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.