Flight AA1577
American Airlines flight AA1577
Looking for AA1577 in the airโฆ
Dallas-Fort Worth (DFW) to Boston (BOS)
Historically, this flight arrives 15+ minutes late 46% of the time, and when it is late the delay averages 73 minutes. It was cancelled 6.6% of the time.
- On-time arrivals
- 53.5%
- Less than 15 minutes late
- Cancelled
- 6.6%
- Of scheduled flights
- Average delay when late
- 73 min
- Flights arriving 15+ minutes late
- Flights tracked
- 76
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 51%
- Airline (crew, maintenance, cleaning) 19%
- Air traffic control & airport 16%
- Extreme weather 14%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Boston (BOS) to Dallas-Fort Worth (DFW)
Historically, this flight arrives 15+ minutes late 47% of the time, and when it is late the delay averages 70 minutes. It was cancelled 15.1% of the time.
- On-time arrivals
- 53.2%
- Less than 15 minutes late
- Cancelled
- 15.1%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 73
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 60%
- Airline (crew, maintenance, cleaning) 25%
- Air traffic control & airport 14%
- Security 1%
- Extreme weather 0%
Share of delay minutes airlines attributed to each cause (BTS).
Miami (MIA) to Charlotte (CLT)
Historically, this flight arrives 15+ minutes late 25% of the time, and when it is late the delay averages 60 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 74.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 55
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 48%
- Late-arriving aircraft 35%
- Airline (crew, maintenance, cleaning) 12%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Charlotte (CLT) to Miami (MIA)
Historically, this flight arrives 15+ minutes late 28% of the time, and when it is late the delay averages 160 minutes. It was cancelled 1.9% of the time.
- On-time arrivals
- 72.0%
- Less than 15 minutes late
- Cancelled
- 1.9%
- Of scheduled flights
- Average delay when late
- 160 min
- Flights arriving 15+ minutes late
- Flights tracked
- 52
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 73%
- Late-arriving aircraft 13%
- Air traffic control & airport 10%
- Extreme weather 3%
- Security 1%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Des Moines (DSM)
Historically, this flight arrives 15+ minutes late 29% of the time, and when it is late the delay averages 94 minutes. It was cancelled 6.8% of the time.
- On-time arrivals
- 70.7%
- Less than 15 minutes late
- Cancelled
- 6.8%
- Of scheduled flights
- Average delay when late
- 94 min
- Flights arriving 15+ minutes late
- Flights tracked
- 44
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 59%
- Air traffic control & airport 21%
- Airline (crew, maintenance, cleaning) 13%
- Extreme weather 8%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Phoenix (PHX) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 22% of the time, and when it is late the delay averages 66 minutes. It was cancelled 4.2% of the time.
- On-time arrivals
- 78.3%
- Less than 15 minutes late
- Cancelled
- 4.2%
- Of scheduled flights
- Average delay when late
- 66 min
- Flights arriving 15+ minutes late
- Flights tracked
- 24
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 58%
- Air traffic control & airport 23%
- Airline (crew, maintenance, cleaning) 20%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Seattle (SEA) to Phoenix (PHX)
Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 71 minutes. It was cancelled 4.2% of the time.
- On-time arrivals
- 82.6%
- Less than 15 minutes late
- Cancelled
- 4.2%
- Of scheduled flights
- Average delay when late
- 71 min
- Flights arriving 15+ minutes late
- Flights tracked
- 24
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 95%
- Airline (crew, maintenance, cleaning) 5%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Phoenix (PHX) to Philadelphia (PHL)
Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 68 minutes. It was cancelled 4.8% of the time.
- On-time arrivals
- 80.0%
- Less than 15 minutes late
- Cancelled
- 4.8%
- Of scheduled flights
- Average delay when late
- 68 min
- Flights arriving 15+ minutes late
- Flights tracked
- 21
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 91%
- Air traffic control & airport 9%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Charleston (CHS) to Philadelphia (PHL)
Only 18 flights on record, which is too few for reliable odds.
- On-time arrivals
- 94.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 119 min
- Flights arriving 15+ minutes late
- Flights tracked
- 18
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 100%
- Late-arriving aircraft 0%
- Air traffic control & airport 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas-Fort Worth (DFW) to Los Angeles (LAX)
Only 17 flights on record, which is too few for reliable odds.
- On-time arrivals
- 29.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 113 min
- Flights arriving 15+ minutes late
- Flights tracked
- 17
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 78%
- Air traffic control & airport 15%
- Late-arriving aircraft 7%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Miami (MIA) to Philadelphia (PHL)
Only 15 flights on record, which is too few for reliable odds.
- On-time arrivals
- 80.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 81 min
- Flights arriving 15+ minutes late
- Flights tracked
- 15
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 64%
- Airline (crew, maintenance, cleaning) 22%
- Security 10%
- Air traffic control & airport 5%
- Extreme weather 0%
Share of delay minutes airlines attributed to each cause (BTS).
Austin (AUS) to Chicago (ORD)
Only 12 flights on record, which is too few for reliable odds.
- On-time arrivals
- 63.6%
- Less than 15 minutes late
- Cancelled
- 8.3%
- Of scheduled flights
- Average delay when late
- 413 min
- Flights arriving 15+ minutes late
- Flights tracked
- 12
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 56%
- Late-arriving aircraft 41%
- Air traffic control & airport 3%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Miami (MIA) to Dallas-Fort Worth (DFW)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- 0.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 54 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 100%
- Airline (crew, maintenance, cleaning) 0%
- Air traffic control & airport 0%
- Extreme weather 0%
- 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 | 86.4% | 23 |
| October 2025 | 75.0% | 28 |
| November 2025 | 85.7% | 29 |
| December 2025 | 62.1% | 29 |
| January 2026 | 62.2% | 39 |
| February 2026 | 89.3% | 29 |
| March 2026 | 71.4% | 29 |
| April 2026 | 63.0% | 30 |
| May 2026 | 63.4% | 42 |
| June 2026 | 50.0% | 60 |
| July 2026 | 59.6% | 59 |
| August 2026 | 60.6% | 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