Route
SAN → EWR
San Diego International Airport Newark Liberty International Airport
Alerts at SAN and EWR
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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
- 81.9%
- Less than 15 minutes late
- Cancelled
- 2.2%
- Of scheduled flights
- Average delay when late
- 94 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,557
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 40%
- Late-arriving aircraft 23%
- Extreme weather 20%
- Airline (crew, maintenance, cleaning) 17%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 85.4% | 143 |
| October 2025 | 83.3% | 145 |
| November 2025 | 80.0% | 118 |
| December 2025 | 77.5% | 124 |
| January 2026 | 84.0% | 99 |
| February 2026 | 92.4% | 100 |
| March 2026 | 73.2% | 124 |
| April 2026 | 94.1% | 120 |
| May 2026 | 94.0% | 135 |
| June 2026 | 80.3% | 144 |
| July 2026 | 70.8% | 153 |
| August 2026 | 72.2% | 152 |
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 |
|---|---|---|---|---|
| United Airlines | 1,229 | 81.3% | 2.1% | 97 min |
| Alaska Airlines | 328 | 84.0% | 2.7% | 84 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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