Flight AA3221
American Airlines flight AA3221
Looking for AA3221 in the air…
Chicago (ORD) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 40% of the time, and when it is late the delay averages 75 minutes. It was cancelled 4.6% of the time.
- On-time arrivals
- 60.2%
- Less than 15 minutes late
- Cancelled
- 4.6%
- Of scheduled flights
- Average delay when late
- 75 min
- Flights arriving 15+ minutes late
- Flights tracked
- 87
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 54%
- Late-arriving aircraft 28%
- Air traffic control & airport 15%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New York (LGA) to Charlotte (CLT)
Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 116 minutes. It was cancelled 2.5% of the time.
- On-time arrivals
- 79.2%
- Less than 15 minutes late
- Cancelled
- 2.5%
- Of scheduled flights
- Average delay when late
- 116 min
- Flights arriving 15+ minutes late
- Flights tracked
- 79
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 64%
- Airline (crew, maintenance, cleaning) 19%
- Air traffic control & airport 17%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Nashville (BNA) to Philadelphia (PHL)
Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 54 minutes. It was cancelled 1.3% of the time.
- On-time arrivals
- 73.3%
- Less than 15 minutes late
- Cancelled
- 1.3%
- Of scheduled flights
- Average delay when late
- 54 min
- Flights arriving 15+ minutes late
- Flights tracked
- 76
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 54%
- Air traffic control & airport 20%
- Airline (crew, maintenance, cleaning) 14%
- Extreme weather 12%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Philadelphia (PHL) to Nashville (BNA)
Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 48 minutes. It was cancelled 2.9% of the time.
- On-time arrivals
- 84.8%
- Less than 15 minutes late
- Cancelled
- 2.9%
- Of scheduled flights
- Average delay when late
- 48 min
- Flights arriving 15+ minutes late
- Flights tracked
- 34
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 54%
- Airline (crew, maintenance, cleaning) 26%
- Air traffic control & airport 20%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Charlotte Amalie (STT) to Miami (MIA)
Historically, this flight arrives 15+ minutes late 23% of the time, and when it is late the delay averages 64 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 76.7%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 64 min
- Flights arriving 15+ minutes late
- Flights tracked
- 30
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 45%
- Airline (crew, maintenance, cleaning) 28%
- Air traffic control & airport 27%
- Extreme weather 0%
- 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 13% of the time, and when it is late the delay averages 80 minutes. It was cancelled 8.0% of the time.
- On-time arrivals
- 87.0%
- Less than 15 minutes late
- Cancelled
- 8.0%
- Of scheduled flights
- Average delay when late
- 80 min
- Flights arriving 15+ minutes late
- Flights tracked
- 25
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 63%
- Extreme weather 37%
- Airline (crew, maintenance, cleaning) 0%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Tampa (TPA) to New York (LGA)
Historically, this flight arrives 15+ minutes late 43% of the time, and when it is late the delay averages 44 minutes. It was cancelled 12.5% of the time.
- On-time arrivals
- 57.1%
- Less than 15 minutes late
- Cancelled
- 12.5%
- Of scheduled flights
- Average delay when late
- 44 min
- Flights arriving 15+ minutes late
- Flights tracked
- 24
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 39%
- Airline (crew, maintenance, cleaning) 31%
- Air traffic control & airport 30%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New York (LGA) to Buffalo (BUF)
Historically, this flight arrives 15+ minutes late 48% of the time, and when it is late the delay averages 117 minutes. It was cancelled 8.7% of the time.
- On-time arrivals
- 52.4%
- Less than 15 minutes late
- Cancelled
- 8.7%
- Of scheduled flights
- Average delay when late
- 117 min
- Flights arriving 15+ minutes late
- Flights tracked
- 23
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 55%
- Extreme weather 23%
- Late-arriving aircraft 21%
- Airline (crew, maintenance, cleaning) 1%
- 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 | 73.3% | 30 |
| November 2025 | 55.6% | 29 |
| December 2025 | 53.8% | 28 |
| January 2026 | 76.2% | 23 |
| February 2026 | 71.4% | 24 |
| March 2026 | 67.7% | 31 |
| April 2026 | 83.3% | 30 |
| May 2026 | 73.3% | 31 |
| June 2026 | 76.7% | 30 |
| July 2026 | 78.0% | 61 |
| August 2026 | 58.6% | 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