Flight AA1243
American Airlines flight AA1243
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Watch Ground Delay Program SAN
Ground Delay Program at San Diego International Airport (SAN): Average 37 minutes, up to 1 hour and 11 minutes
Reason: airport volume
Airport status
Boston (BOS) to Los Angeles (LAX)
Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 67 minutes. It was cancelled 2.7% of the time.
- On-time arrivals
- 73.9%
- Less than 15 minutes late
- Cancelled
- 2.7%
- Of scheduled flights
- Average delay when late
- 67 min
- Flights arriving 15+ minutes late
- Flights tracked
- 182
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 45%
- Late-arriving aircraft 27%
- Air traffic control & airport 22%
- Extreme weather 6%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dallas-Fort Worth (DFW) to San Diego (SAN)
Historically, this flight arrives 15+ minutes late 48% of the time, and when it is late the delay averages 64 minutes. It was cancelled 3.8% of the time.
- On-time arrivals
- 52.3%
- Less than 15 minutes late
- Cancelled
- 3.8%
- Of scheduled flights
- Average delay when late
- 64 min
- Flights arriving 15+ minutes late
- Flights tracked
- 182
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 57%
- Airline (crew, maintenance, cleaning) 26%
- Air traffic control & airport 13%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
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Headlines found by Google News; stories open on the publisher's site.
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 57.1% | 30 |
| October 2025 | 74.2% | 31 |
| November 2025 | 83.3% | 30 |
| December 2025 | 54.8% | 31 |
| January 2026 | 65.5% | 30 |
| February 2026 | 69.6% | 28 |
| March 2026 | 93.5% | 31 |
| April 2026 | 82.8% | 30 |
| May 2026 | 69.0% | 31 |
| June 2026 | 33.3% | 30 |
| July 2026 | 41.9% | 31 |
| August 2026 | 32.3% | 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