Flight AA1840
American Airlines flight AA1840
Looking for AA1840 in the air…
Charlotte (CLT) to Houston (IAH)
Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 99 minutes. It was cancelled 2.8% of the time.
- On-time arrivals
- 73.6%
- Less than 15 minutes late
- Cancelled
- 2.8%
- Of scheduled flights
- Average delay when late
- 99 min
- Flights arriving 15+ minutes late
- Flights tracked
- 282
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 58%
- Airline (crew, maintenance, cleaning) 25%
- Extreme weather 11%
- Air traffic control & airport 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas-Fort Worth (DFW) to Lexington (LEX)
Historically, this flight arrives 15+ minutes late 31% of the time, and when it is late the delay averages 117 minutes. It was cancelled 2.5% of the time.
- On-time arrivals
- 69.2%
- Less than 15 minutes late
- Cancelled
- 2.5%
- Of scheduled flights
- Average delay when late
- 117 min
- Flights arriving 15+ minutes late
- Flights tracked
- 40
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 52%
- Airline (crew, maintenance, cleaning) 38%
- Extreme weather 8%
- Air traffic control & airport 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Lexington (LEX) to Dallas-Fort Worth (DFW)
Historically, this flight arrives 15+ minutes late 31% of the time, and when it is late the delay averages 131 minutes. It was cancelled 2.5% of the time.
- On-time arrivals
- 69.2%
- Less than 15 minutes late
- Cancelled
- 2.5%
- Of scheduled flights
- Average delay when late
- 131 min
- Flights arriving 15+ minutes late
- Flights tracked
- 40
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 81%
- Air traffic control & airport 14%
- Airline (crew, maintenance, cleaning) 5%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Houston (IAH) to Charlotte (CLT)
Historically, this flight arrives 15+ minutes late 18% of the time, and when it is late the delay averages 63 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 81.6%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 63 min
- Flights arriving 15+ minutes late
- Flights tracked
- 38
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 61%
- Air traffic control & airport 16%
- Extreme weather 15%
- Airline (crew, maintenance, cleaning) 9%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Miami (MIA) to Phoenix (PHX)
Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 70 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 73.3%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 30
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 55%
- Airline (crew, maintenance, cleaning) 25%
- Extreme weather 15%
- Air traffic control & airport 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 82.8% | 30 |
| October 2025 | 76.7% | 30 |
| November 2025 | 81.5% | 29 |
| December 2025 | 80.0% | 40 |
| January 2026 | 86.7% | 34 |
| February 2026 | 71.4% | 45 |
| March 2026 | 68.4% | 38 |
| April 2026 | 85.4% | 48 |
| May 2026 | 75.6% | 45 |
| June 2026 | 53.3% | 30 |
| July 2026 | 41.4% | 30 |
| August 2026 | 71.0% | 31 |
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