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

San Francisco, CA (SFO) to Newark, NJ (EWR) flight delay odds

74.5% of 4,401 official scheduled SFO-to-EWR flights arrived on time; 16.5% arrived at least 30 minutes late and 2.0% 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
74.5%arrived on time
16.5%30+ min late
2.0%cancelled
4,401scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late10.2%all scheduled flights
120+ minutes late4.1%all scheduled flights
Diverted0.5%did not reach as scheduled
Average arrival+6.9 mincompleted flights

Which departure time was most reliable for SFO to EWR?

Among qualifying SFO-to-EWR departure window results, Early morning had the highest on-time rate: 86.8% of 1,106 flights. Afternoon was lowest at 62.0% across 1,079 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning1,10686.8%6.4%1.7%
Late morning85968.6%21.1%1.5%
Afternoon1,07962.0%27.6%2.4%
Night1,35778.0%12.9%2.4%

Which weekday was most reliable for SFO to EWR?

Among qualifying SFO-to-EWR weekday results, Friday had the highest on-time rate: 79.7% of 641 flights. Sunday was lowest at 66.0% across 638 flights.

DayFlightsOn time30+ minCancelled
Monday64573.8%17.2%2.6%
Tuesday63879.6%10.7%1.1%
Wednesday63074.8%16.7%1.3%
Thursday63972.9%18.3%2.2%
Friday64179.7%13.7%0.8%
Saturday57074.4%16.1%1.8%
Sunday63866.0%22.6%4.5%

Which airline was most reliable for SFO to EWR?

Among qualifying SFO-to-EWR airline results, Alaska Airlines had the highest on-time rate: 84.6% of 611 flights. United Airlines was lowest at 72.8% across 3,790 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines3,79072.8%17.6%2.2%
Alaska Airlines61184.6%9.5%0.8%

Which month was most reliable for SFO to EWR?

Among qualifying SFO-to-EWR month results, April 2026 had the highest on-time rate: 87.1% of 381 flights. July 2025 was lowest at 59.2% across 397 flights.

MonthFlightsOn time30+ minCancelled
July 202539759.2%25.4%3.8%
August 202538466.7%20.8%2.9%
September 202535776.5%17.9%0.6%
October 202538976.9%17.5%1.3%
November 202535174.9%16.8%1.7%
December 202536669.9%21.3%0.5%
January 202632672.7%14.7%4.9%
February 202629774.4%14.8%7.1%
March 202637877.2%14.3%1.3%
April 202638187.1%7.6%0.5%
May 202640481.4%11.1%1.0%
June 202637176.5%14.8%0.3%

What drove SFO to EWR delay minutes?

Late aircraft was the largest recorded SFO-to-EWR delay category, accounting for 46.0% of 81,493 BTS-attributed delay minutes during July 2025–June 2026.

Airline26.2%
Late aircraft46.0%
National airspace27.5%
Weather0.4%
Security0.0%
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.