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Flight Reliability

UA 3519 · United Airlines

Newark → Indianapolis (EWR–IND)87% of its flights flew this route. The rest (BNA–EWR, BNA–ORD) are included in these numbers.

55
A Little Dicey
WanderNerd Reliability Score
78%
Arrive within 15 minutes
11 min
Average arrival delay
7.6%
Cancelled
13 min early
Median arrival delay

Based on 341 historical flights. Data through May 2026.

What the data says

The late departure is the smart one here.

UA 3519 departing between 6–9 PM arrived on time 81% of the time, versus 69% between 3–6 PM.

Thursdays have been rough.

UA 3519 arrived on time 87% of the time on Tuesdays and just 67% on Thursdays. That gap is worth planning around.

A bit behind the EWR–IND route.

UA 3519 arrived on time 78% of the time, versus 82% across the EWR–IND route.

Keep a backup plan handy.

UA 3519 was cancelled 7.6% of the time. Typical for U.S. flights is around 1–2%.

The breakdown

On-time by weekday
  • Mon76%(46 flights)
  • Tue87%(47 flights)
  • Wed75%(48 flights)
  • Thu67%(43 flights)
  • Fri85%(47 flights)
  • Sat79%(42 flights)
  • Sun76%(42 flights)
On-time by departure window
  • 12–3 PM—(4 flights)
  • 3–6 PM69%(64 flights)
  • 6–9 PM81%(247 flights)
On-time trend by month
84%
May

Jun 55% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202555%11
July 202557%23
August 202582%28
September 202589%26
October 202577%30
November 202557%21
December 202563%30
January 202683%29
February 202692%25
March 202681%31
April 202697%30
May 202684%31
Departures on time
77%
Diverted
0%
Flights flown
315
Months covered
12

Same route, other flights

Keep nerding

Based on 341 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.