UA663 · UAL663

UAL663 over the last 30 days

As of 2026-10-29

UAL663 is operated by United Airlines on the route Denver International Airport (DEN/KDEN) → Rogue Valley International-Medford Airport (MFR/KMFR). It usually takes off around 01:58 UTC (19:58 local time, DEN). Most frequent aircraft type: BOEING 737-800 (B738).

Days with an observed flight (last 30 days)

30/30

Days of the week with an observed flight

Mon, Tue, Wed, Thu, Fri, Sat, Sun

Typical take-off

01:58 UTC · 19:58 local time (DEN)

Median departure deviation from the usual time on this route

+8 min

Departures within 15 minutes of the usual time

77 %

Departures measured

22

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 737-800 (B738) — Number of flights: 16
• BOEING 737 MAX 9 (B39M) — Number of flights: 8
• AIRBUS A-320 (A320) — Number of flights: 4

Aircraft in the last 7 days

• N17407 · BOEING 737 MAX 9 2026-10-29
• N437UA · AIRBUS A-320 2026-10-28
• N17428 · BOEING 737 MAX 9 2026-10-28
• N455UA · AIRBUS A-320 2026-10-27
• N17557 · BOEING 737 MAX 9 2026-10-27
• N443UA · AIRBUS A-320 2026-10-26