Flight AA491
American Airlines flight AA491
Looking for AA491 in the air…
Alerts at this flight's airports
Miami (MIA) to Washington (DCA)
Historically, this flight arrives 15+ minutes late 5% of the time, and when it is late the delay averages 82 minutes. It was cancelled 1.1% of the time.
- On-time arrivals
- 95.0%
- Less than 15 minutes late
- Cancelled
- 1.1%
- Of scheduled flights
- Average delay when late
- 82 min
- Flights arriving 15+ minutes late
- Flights tracked
- 182
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 82%
- Extreme weather 12%
- Air traffic control & airport 6%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Francisco (SFO) to Dallas-Fort Worth (DFW)
Historically, this flight arrives 15+ minutes late 28% of the time, and when it is late the delay averages 63 minutes. It was cancelled 5.4% of the time.
- On-time arrivals
- 72.4%
- Less than 15 minutes late
- Cancelled
- 5.4%
- Of scheduled flights
- Average delay when late
- 63 min
- Flights arriving 15+ minutes late
- Flights tracked
- 112
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 64%
- Airline (crew, maintenance, cleaning) 22%
- Air traffic control & airport 14%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Washington (DCA) to Miami (MIA)
Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 35 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 72.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 35 min
- Flights arriving 15+ minutes late
- Flights tracked
- 33
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 91%
- Late-arriving aircraft 9%
- Airline (crew, maintenance, cleaning) 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 81.0% | 58 |
| October 2025 | 78.8% | 35 |
| November 2025 | 79.2% | 25 |
| December 2025 | 57.1% | 14 |
| January 2026 | 65.2% | 27 |
| February 2026 | 83.3% | 18 |
| March 2026 | 100.0% | 3 |
| April 2026 | 100.0% | 24 |
| May 2026 | 83.9% | 31 |
| June 2026 | 100.0% | 30 |
| July 2026 | 93.5% | 31 |
| August 2026 | 100.0% | 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