Flight AA1666
American Airlines flight AA1666
Looking for AA1666 in the air…
Phoenix (PHX) to Ontario (ONT)
Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 62 minutes. It was cancelled 1.3% of the time.
- On-time arrivals
- 73.9%
- Less than 15 minutes late
- Cancelled
- 1.3%
- Of scheduled flights
- Average delay when late
- 62 min
- Flights arriving 15+ minutes late
- Flights tracked
- 237
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 67%
- Airline (crew, maintenance, cleaning) 26%
- Air traffic control & airport 5%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Ontario (ONT) to Phoenix (PHX)
Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 55 minutes. It was cancelled 1.0% of the time.
- On-time arrivals
- 74.0%
- Less than 15 minutes late
- Cancelled
- 1.0%
- Of scheduled flights
- Average delay when late
- 55 min
- Flights arriving 15+ minutes late
- Flights tracked
- 103
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 81%
- Air traffic control & airport 11%
- Airline (crew, maintenance, cleaning) 6%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Charleston (CHS) to Charlotte (CLT)
Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 152 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 84.6%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 152 min
- Flights arriving 15+ minutes late
- Flights tracked
- 65
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 83%
- Air traffic control & airport 15%
- Airline (crew, maintenance, cleaning) 2%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Charlotte (CLT) to Charleston (CHS)
Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 133 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 83.1%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 133 min
- Flights arriving 15+ minutes late
- Flights tracked
- 65
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 75%
- Airline (crew, maintenance, cleaning) 23%
- Air traffic control & airport 2%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Los Angeles (LAX)
Historically, this flight arrives 15+ minutes late 36% of the time, and when it is late the delay averages 51 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 63.6%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 51 min
- Flights arriving 15+ minutes late
- Flights tracked
- 44
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 69%
- Airline (crew, maintenance, cleaning) 19%
- Air traffic control & airport 10%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 84.8% | 34 |
| October 2025 | 90.7% | 43 |
| November 2025 | 69.2% | 41 |
| December 2025 | 65.1% | 43 |
| January 2026 | 68.6% | 36 |
| February 2026 | 80.0% | 40 |
| March 2026 | 75.0% | 60 |
| April 2026 | 52.8% | 36 |
| May 2026 | 86.8% | 38 |
| June 2026 | 92.3% | 52 |
| July 2026 | 75.9% | 54 |
| August 2026 | 57.1% | 37 |
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