UAL599C

UAL599C over the last 30 days

As of 2026-10-19

UAL599C is operated by United Airlines on the route Washington Dulles International Airport (IAD/KIAD) → Denver International Airport (DEN/KDEN). Most frequent aircraft type: BOEING 757-300 (B753).

Days with an observed flight (last 30 days)

2/30

Days of the week with an observed flight

Mon, Sun

Median departure deviation from the usual time on this route

+1 min

Departures within 15 minutes of the usual time

81 %

Departures measured

194

Our measurement against the usual departure time of the route, from our own observations over the last 28 days; the figures cover all flights of this airline on the route.

Aircraft types on this flight (last 30 days)

• BOEING 757-300 (B753) — Number of flights: 2

Related flights on this route

• All flights KIAD – KDEN