ON TIMEBOARD

UA 3519 on time

United Airlines 3519: Newark to Indianapolis at 6:29 p.m. (past 12 months)

On time
76%
311 flights · likely 70–80%
Cancelled
5.5%
of scheduled flights
Typical arrival
−14 min
median vs schedule
When late
+119 min
average delay
Similar flights
74%
UA, same route & hour

About 1 in 4 UA 3519 flights from Newark arrived 15+ minutes late, diverted or cancelled over the past year (24%); 5.5% were cancelled. The typical flight landed 14 minutes early.

UA 3519: EWR → IND

Scheduled to leave Newark at 6:29 p.m. local time, operated by Republic Airways as YX 3519. Over the past year it arrived on time 76% of the time (311 flights), in line with other UA flights on the route at that hour (74%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Aug 2025: 77% on time (30 flights)77AugSep 2025: 81% on time (27 flights)81SepOct 2025: 74% on time (31 flights)74OctDec 2025: too few flights (14 flights)DecJan 2026: 77% on time (31 flights)77JanFeb 2026: 82% on time (28 flights)82FebMar 2026: 81% on time (31 flights)81MarApr 2026: 97% on time (30 flights)97AprMay 2026: 81% on time (31 flights)81MayJun 2026: 63% on time (30 flights)63JunJul 2026: 60% on time (30 flights)60JulAug 2026: 68% on time (28 flights)68Aug

By day of week

DayFlightsOn time
Monday4674%
Tuesday4580%
Wednesday4576%
Thursday4672%
Friday4680%
Saturday3876%
Sunday4571%

Why it was late

Late inbound plane 36%Severe weather 32%Airline (crew, maintenance, ops) 22%Air traffic & airport (NAS) 10%

All flights EWR → IND · Connecting off UA 3519? Check the risk

Questions

How often is UA 3519 from EWR to IND late?

United Airlines 3519 from Newark, NJ to Indianapolis, IN arrived 15 or more minutes late, was diverted or was cancelled on 24% of 311 scheduled flights between September 2025 and August 2026. 5.5% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check United Airlines for today's flight. Method.