UA1399 EWR → MCI

United Airlines · Newark, NJ to Kansas City, MO · 41 flights observed, 2026-05-21 to 2026-06-30 · 1,092 mi

This flight's reliability varies a lot by day of week — 100% on-time on Tuesdays vs. 50% on Thursdays.

UA1399 covers more than one route in the data window — the stats below are for EWR → MCI, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
73%
Median delay
-8 min
90th percentile
+100 min
Cancellation rate
2%

How often is UA1399 on time?

Across 41 flights on EWR → MCI from 2026-05-21 to 2026-06-30, UA1399 arrived within 15 minutes of schedule 73% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +100 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2973%
16-30 min25%
31-60 min13%
61-120 min513%
2+ hrs38%

Performance by month

MonthFlightsOn-timeAvg delay
2026-0511100%-14 min
2026-062962%+30 min

Performance by day of week

DayFlightsOn-time
Mon667%
Tue6100%
Wed580%
Thu650%
Fri683%
Sat650%
Sun580%

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