UA3917 · UAL3917

UAL3917 over the last 30 days

As of 2026-10-25

UAL3917 is operated by United Airlines on the route Washington Dulles International Airport (IAD/KIAD) → Newark Liberty International Airport (EWR/KEWR). Most frequent aircraft type: BOEING 787-9 Dreamliner (B789).

Days with an observed flight (last 30 days)

12/30

Days of the week with an observed flight

Mon, Sun

Median departure deviation from the usual time on this route

+18 min

Departures within 15 minutes of the usual time

46 %

Departures measured

117

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 787-9 Dreamliner (B789) — Number of flights: 4
• BOEING 737-900 (B739) — Number of flights: 3
• BOEING 767-400 (B764) — Number of flights: 2

Aircraft in the last 7 days

• N77066 · BOEING 767-400 2026-10-25
• N437UA · AIRBUS A-320 2026-10-25
• N69810 · BOEING 737-900 2026-10-21

Related flights on this route

• All flights KIAD – KEWR