BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
SAN→EWR

San Diego, CA (SAN) to Newark, NJ (EWR) flight delay odds

80.3% of 1,561 official scheduled SAN-to-EWR flights arrived on time; 10.9% arrived at least 30 minutes late and 2.2% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
80.3%arrived on time
10.9%30+ min late
2.2%cancelled
1,561scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.9%all scheduled flights
120+ minutes late2.8%all scheduled flights
Diverted0.9%did not reach as scheduled
Average arrival+1.0 mincompleted flights

Which departure time was most reliable for SAN to EWR?

Among qualifying SAN-to-EWR departure window results, Night had the highest on-time rate: 88.8% of 508 flights. Afternoon was lowest at 68.7% across 361 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning69280.1%9.5%2.7%
Afternoon36168.7%23.0%1.7%
Night50888.8%4.1%2.0%

Which weekday was most reliable for SAN to EWR?

Among qualifying SAN-to-EWR weekday results, Tuesday had the highest on-time rate: 86.3% of 226 flights. Sunday was lowest at 72.9% across 225 flights.

DayFlightsOn time30+ minCancelled
Monday22376.7%13.9%4.9%
Tuesday22686.3%6.6%1.3%
Wednesday22378.9%11.7%2.2%
Thursday22478.6%13.4%0.4%
Friday22584.0%7.6%0.9%
Saturday21584.7%8.8%1.4%
Sunday22572.9%14.2%4.4%

Which airline was most reliable for SAN to EWR?

Among qualifying SAN-to-EWR airline results, United Airlines had the highest on-time rate: 80.8% of 1,233 flights. Alaska Airlines was lowest at 78.4% across 328 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines1,23380.8%10.8%1.9%
Alaska Airlines32878.4%11.3%3.7%

Which month was most reliable for SAN to EWR?

Among qualifying SAN-to-EWR month results, May 2026 had the highest on-time rate: 93.3% of 135 flights. July 2025 was lowest at 70.1% across 154 flights.

MonthFlightsOn time30+ minCancelled
July 202515470.1%16.2%5.8%
August 202515575.5%13.5%1.9%
September 202514381.8%9.1%2.1%
October 202514582.8%11.0%0.0%
November 202511878.0%11.9%1.7%
December 202512475.0%12.9%1.6%
January 20269979.8%11.1%5.1%
February 202610085.0%4.0%8.0%
March 202612472.6%17.7%0.0%
April 202612093.3%4.2%0.8%
May 202613593.3%4.4%0.7%
June 202614479.2%11.8%0.7%

What drove SAN to EWR delay minutes?

National airspace was the largest recorded SAN-to-EWR delay category, accounting for 47.0% of 21,461 BTS-attributed delay minutes during July 2025–June 2026.

Airline21.3%
Late aircraft19.2%
National airspace47.0%
Weather12.1%
Security0.4%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.