Flight AA437
American Airlines flight AA437
Looking for AA437 in the air…
Las Vegas (LAS) to Philadelphia (PHL)
Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 121 minutes. It was cancelled 1.1% of the time.
- On-time arrivals
- 84.7%
- Less than 15 minutes late
- Cancelled
- 1.1%
- Of scheduled flights
- Average delay when late
- 121 min
- Flights arriving 15+ minutes late
- Flights tracked
- 180
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 71%
- Airline (crew, maintenance, cleaning) 27%
- Air traffic control & airport 2%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 86.7% | 30 |
| October 2025 | 87.1% | 31 |
| November 2025 | 100.0% | 1 |
| April 2026 | 95.8% | 24 |
| May 2026 | 90.0% | 30 |
| June 2026 | 92.9% | 30 |
| July 2026 | 64.3% | 30 |
| August 2026 | 25.0% | 4 |
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