UA1581 · UAL1581

UAL1581 over the last 30 days

As of 2026-10-27

UAL1581 is operated by United Airlines on the route Chicago O'Hare International Airport (ORD/KORD) → Patrick Leahy Burlington International Airport (BTV/KBTV). It usually takes off around 12:55 UTC (07:55 local time, ORD). It usually lands around 14:36 UTC (10:36 local time, BTV). Most frequent aircraft type: AIRBUS A-320 (A320).

Days with an observed flight (last 30 days)

29/30

Days of the week with an observed flight

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

Typical take-off

12:55 UTC · 07:55 local time (ORD)

Typical landing

14:36 UTC · 10:36 local time (BTV)

Typical time airborne

101 min

Median departure delay on this route

−3 min

Departures within 15 minutes of schedule

81 %

Departures measured

81

Our measurement against the airport's published schedule over the last 28 days; the figures cover all flights of this airline on the route.

Aircraft types on this flight (last 30 days)

• AIRBUS A-320 (A320) — Number of flights: 27
• BOEING 777-200 (B772) — Number of flights: 2

Aircraft in the last 7 days

• N793UA · BOEING 777-200 2026-10-27
• N77019 · BOEING 777-200 2026-10-26
• N431UA · AIRBUS A-320 2026-10-24
• N443UA · AIRBUS A-320 2026-10-23
• N489UA · AIRBUS A-320 2026-10-22
• N441UA · AIRBUS A-320 2026-10-21

Related flights on this route

• All flights KORD – KBTV