UA1639 IAH → EWR

United Airlines · Houston, TX to Newark, NJ · 49 flights observed, 2025-07-01 to 2025-08-18 · 1,400 mi

UA1639 covers more than one route in the data window — the stats below are for IAH → EWR, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
59%
Median delay
+12 min
90th percentile
+102 min
Cancellation rate
2%

How often is UA1639 on time?

Across 49 flights on IAH → EWR from 2025-07-01 to 2025-08-18, UA1639 arrived within 15 minutes of schedule 59% of the time. The median arrival delay was +12 min, and the worst 10% of flights arrived +102 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2759%
16-30 min511%
31-60 min613%
61-120 min511%
2+ hrs37%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073053%+36 min
2025-081669%+16 min

Performance by day of week

DayFlightsOn-time
Mon650%
Tue771%
Wed650%
Thu743%
Fri771%
Sat757%
Sun667%

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