Flight AA1256
American Airlines flight AA1256
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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
Miami (MIA) to Hartford (BDL)
Historically, this flight arrives 15+ minutes late 33% of the time, and when it is late the delay averages 57 minutes. It was cancelled 3.2% of the time.
- On-time arrivals
- 67.1%
- Less than 15 minutes late
- Cancelled
- 3.2%
- Of scheduled flights
- Average delay when late
- 57 min
- Flights arriving 15+ minutes late
- Flights tracked
- 155
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 46%
- Airline (crew, maintenance, cleaning) 36%
- Air traffic control & airport 17%
- Security 1%
- Extreme weather 0%
Share of delay minutes airlines attributed to each cause (BTS).
Atlanta (ATL) to Los Angeles (LAX)
Historically, this flight arrives 15+ minutes late 36% of the time, and when it is late the delay averages 78 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 63.6%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 78 min
- Flights arriving 15+ minutes late
- Flights tracked
- 44
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 44%
- Airline (crew, maintenance, cleaning) 42%
- Air traffic control & airport 9%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Charlotte (CLT) to Dallas-Fort Worth (DFW)
Historically, this flight arrives 15+ minutes late 41% of the time, and when it is late the delay averages 56 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 59.3%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 56 min
- Flights arriving 15+ minutes late
- Flights tracked
- 27
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 54%
- Airline (crew, maintenance, cleaning) 42%
- Extreme weather 3%
- Air traffic control & airport 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
New York (JFK) to Chicago (ORD)
Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 31 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 80.8%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 31 min
- Flights arriving 15+ minutes late
- Flights tracked
- 27
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 51%
- Airline (crew, maintenance, cleaning) 36%
- Late-arriving aircraft 13%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Charlotte (CLT) to San Diego (SAN)
Only 10 flights on record, which is too few for reliable odds.
- On-time arrivals
- 90.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 115 min
- Flights arriving 15+ minutes late
- Flights tracked
- 10
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 100%
- Airline (crew, maintenance, cleaning) 0%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
In the news
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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 | 87.5% | 8 |
| October 2025 | 81.5% | 28 |
| November 2025 | 75.9% | 29 |
| December 2025 | 80.0% | 31 |
| January 2026 | 69.0% | 31 |
| February 2026 | 61.5% | 28 |
| March 2026 | 50.0% | 31 |
| April 2026 | 70.0% | 30 |
| May 2026 | 55.0% | 20 |
| August 2026 | 59.3% | 27 |
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