UA439 EWR → AUS

United Airlines · Newark, NJ to Austin, TX · 2 flights observed, 2026-03-11 to 2026-03-12 · 1,504 mi

UA439 covers more than one route in the data window — the stats below are for EWR → AUS, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
100%
Median delay
-5 min
90th percentile
+8 min
Cancellation rate
0%

How often is UA439 on time?

Across 2 flights on EWR → AUS from 2026-03-11 to 2026-03-12, UA439 arrived within 15 minutes of schedule 100% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +8 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time2100%
16-30 min00%
31-60 min00%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-032100%-5 min

Performance by day of week

DayFlightsOn-time
MonNo data—
TueNo data—
Wed1100%
Thu1100%
FriNo data—
SatNo data—
SunNo data—

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…