Route
SAN → PHL
San Diego International Airport Philadelphia International Airport
Alerts at SAN and PHL
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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
How punctual is this route?
- On-time arrivals
- 87.0%
- Less than 15 minutes late
- Cancelled
- 1.5%
- Of scheduled flights
- Average delay when late
- 118 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,047
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 53%
- Late-arriving aircraft 26%
- Extreme weather 11%
- Air traffic control & airport 9%
- Security 1%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 86.7% | 90 |
| October 2025 | 91.1% | 90 |
| November 2025 | 88.9% | 87 |
| December 2025 | 94.2% | 91 |
| January 2026 | 85.2% | 67 |
| February 2026 | 78.3% | 73 |
| March 2026 | 83.7% | 93 |
| April 2026 | 93.3% | 90 |
| May 2026 | 90.0% | 90 |
| June 2026 | 89.9% | 90 |
| July 2026 | 77.8% | 93 |
| August 2026 | 83.3% | 93 |
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
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| American Airlines | 1,047 | 87.0% | 1.5% | 118 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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AA433
19% late · 165 flights
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AA1633
20% late · 155 flights
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AA2955
11% late · 154 flights
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AA2595
6% late · 119 flights
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AA3245
5% late · 79 flights
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AA1333
12% late · 74 flights
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AA2093
4% late · 54 flights
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AA1147
8% late · 53 flights
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AA2284
20% late · 44 flights
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AA3253
17% late · 30 flights
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AA2051
7% late · 27 flights
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AA857
19% late · 27 flights
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AA1548
22% late · 24 flights
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AA1981
9% late · 23 flights
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