Flight AA903
American Airlines flight AA903
Looking for AA903 in the air…
Chicago (ORD) to Washington (DCA)
Historically, this flight arrives 15+ minutes late 40% of the time, and when it is late the delay averages 93 minutes. It was cancelled 3.8% of the time.
- On-time arrivals
- 60.2%
- Less than 15 minutes late
- Cancelled
- 3.8%
- Of scheduled flights
- Average delay when late
- 93 min
- Flights arriving 15+ minutes late
- Flights tracked
- 183
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 43%
- Late-arriving aircraft 30%
- Extreme weather 16%
- Air traffic control & airport 12%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Philadelphia (PHL) to San Juan (SJU)
Historically, this flight arrives 15+ minutes late 20% of the time, and when it is late the delay averages 63 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 79.8%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 63 min
- Flights arriving 15+ minutes late
- Flights tracked
- 120
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 38%
- Late-arriving aircraft 34%
- Air traffic control & airport 24%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
San Juan (SJU) to Philadelphia (PHL)
Historically, this flight arrives 15+ minutes late 23% of the time, and when it is late the delay averages 75 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 77.1%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 75 min
- Flights arriving 15+ minutes late
- Flights tracked
- 120
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 61%
- Airline (crew, maintenance, cleaning) 21%
- Air traffic control & airport 16%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Sacramento (SMF)
Historically, this flight arrives 15+ minutes late 38% of the time, and when it is late the delay averages 51 minutes. It was cancelled 3.3% of the time.
- On-time arrivals
- 62.1%
- Less than 15 minutes late
- Cancelled
- 3.3%
- Of scheduled flights
- Average delay when late
- 51 min
- Flights arriving 15+ minutes late
- Flights tracked
- 30
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 58%
- Air traffic control & airport 30%
- Airline (crew, maintenance, cleaning) 9%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to New York (LGA)
Historically, this flight arrives 15+ minutes late 55% of the time, and when it is late the delay averages 38 minutes. It was cancelled 4.3% of the time.
- On-time arrivals
- 45.5%
- Less than 15 minutes late
- Cancelled
- 4.3%
- Of scheduled flights
- Average delay when late
- 38 min
- Flights arriving 15+ minutes late
- Flights tracked
- 23
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 54%
- Air traffic control & airport 27%
- Airline (crew, maintenance, cleaning) 19%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 43.3% | 30 |
| October 2025 | 53.3% | 31 |
| November 2025 | 75.0% | 29 |
| December 2025 | 57.7% | 27 |
| January 2026 | 60.7% | 31 |
| February 2026 | 70.4% | 28 |
| March 2026 | 63.3% | 31 |
| April 2026 | 92.6% | 54 |
| May 2026 | 76.7% | 62 |
| June 2026 | 76.7% | 60 |
| July 2026 | 70.5% | 62 |
| August 2026 | 50.0% | 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