UA1329 STT → IAD

United Airlines · Charlotte Amalie, VI to Washington, DC · 25 flights observed, 2025-12-18 to 2026-06-27 · 1,606 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 +126 min or later.

UA1329 covers more than one route in the data window — the stats below are for STT → IAD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
79%
Median delay
-15 min
90th percentile
+126 min
Cancellation rate
4%

How often is UA1329 on time?

Across 25 flights on STT → IAD from 2025-12-18 to 2026-06-27, UA1329 arrived within 15 minutes of schedule 79% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +126 min or later. 4% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1979%
16-30 min00%
31-60 min14%
61-120 min14%
2+ hrs313%

Performance by month

MonthFlightsOn-timeAvg delay
2025-121493%-13 min
2026-01450%+73 min
2026-0520%+206 min
2026-064100%-9 min

Performance by day of week

DayFlightsOn-time
Mon367%
Tue2100%
Wed2100%
Thu3100%
Fri3100%
Sat875%
Sun333%

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