UA3579 EWR → SDF

United Airlines · Newark, NJ to Louisville, KY · 20 flights observed, 2026-03-05 to 2026-03-27 · 642 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is -15 min, while the worst 10% run +53 min or later.

UA3579 covers more than one route in the data window — the stats below are for EWR → SDF, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
75%
Median delay
-15 min
90th percentile
+53 min
Cancellation rate
0%

How often is UA3579 on time?

Across 20 flights on EWR → SDF from 2026-03-05 to 2026-03-27, UA3579 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +53 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1575%
16-30 min15%
31-60 min315%
61-120 min15%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-032075%-6 min

Performance by day of week

DayFlightsOn-time
Mon333%
Tue367%
Wed3100%
Thu475%
Fri4100%
SatNo data—
Sun367%

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