Skip to content
WanderNerd
Check a flight

Flight Reliability

UA 1826 · United Airlines

Newark → San Diego (EWR–SAN)91% of its flights flew this route. The rest (EWR–SAT, MIA–EWR) are included in these numbers.

88
Pretty Reliable
WanderNerd Reliability Score
86%
Arrive within 15 minutes
5 min early
Average arrival delay
1.3%
Cancelled
12 min early
Median arrival delay

Based on 382 historical flights. Data through May 2026.

What the data says

Morning flights do better here.

UA 1826 departing between 6–9 AM arrived on time 95% of the time, versus 65% between 3–6 PM.

Saturday is the weak spot.

UA 1826 arrived on time 92% of the time on Mondays. On Saturdays: 81%.

A bit ahead of the EWR–SAN route.

UA 1826 arrived on time 86% of the time, versus 80% across the EWR–SAN route.

Better than the United Airlines network average.

UA 1826 arrived on time 86% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon92%(52 flights)
  • Tue81%(53 flights)
  • Wed86%(55 flights)
  • Thu91%(54 flights)
  • Fri91%(54 flights)
  • Sat81%(53 flights)
  • Sun82%(55 flights)
On-time by departure window
  • 6–9 AM95%(169 flights)
  • 9 AM–12 PM82%(142 flights)
  • 12–3 PM88%(24 flights)
  • 3–6 PM65%(40 flights)
  • 6–9 PM—(1 flights)
On-time trend by month
97%
May

Jun 88% → May 97% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202588%40
July 202557%30
August 202587%31
September 202593%30
October 2025100%31
November 202593%29
December 202571%31
January 202679%29
February 202681%26
March 202697%31
April 202687%30
May 202697%38
Departures on time
90%
Diverted
0.3%
Flights flown
376
Months covered
12

Same route, other flights

Keep nerding

Based on 382 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.