UA1730 IAD → LAX

United Airlines · Washington, DC to Los Angeles, CA · 18 flights observed, 2026-02-12 to 2026-03-04 · 2,288 mi

UA1730 covers more than one route in the data window — the stats below are for IAD → LAX, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
83%
Median delay
+1 min
90th percentile
+30 min
Cancellation rate
0%

How often is UA1730 on time?

Across 18 flights on IAD → LAX from 2026-02-12 to 2026-03-04, UA1730 arrived within 15 minutes of schedule 83% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +30 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1583%
16-30 min16%
31-60 min16%
61-120 min16%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-021479%+13 min
2026-034100%-13 min

Performance by day of week

DayFlightsOn-time
Mon367%
Tue3100%
Wed3100%
Thu367%
Fri367%
SatNo data—
Sun3100%

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