UA636 · UAL636

Schedule for today and the next days

• 2026-10-28 18:28 · Chicago O'Hare International Airport (ORD/KORD) → Patrick Leahy Burlington International Airport (BTV/KBTV)

Scheduled times from airport boards, in local time. Actual departures and arrivals are measured by the map.flights network. Letištní tabule: Airport Authority Hong Kong / DATA.GOV.HK, Dubai Airports, Chicago Department of Aviation, Hobart Airport, Wellington Airport, Hamad International Airport

UAL636 over the last 30 days

As of 2026-10-28

UAL636 is operated by United Airlines on the route Chicago O'Hare International Airport (ORD/KORD) → Greenville-Spartanburg International Airport (GSP/KGSP). It usually takes off around 23:55 UTC (18:55 local time, ORD). It usually lands around 01:23 UTC (21:23 local time, GSP). Most frequent aircraft type: AIRBUS A-319 (A319).

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

23:55 UTC · 18:55 local time (ORD)

Typical landing

01:23 UTC · 21:23 local time (GSP)

Typical time airborne

80 min

Median departure delay on this route

−4 min

Departures within 15 minutes of schedule

84 %

Departures measured

112

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-319 (A319) — Number of flights: 43
• AIRBUS A-320 (A320) — Number of flights: 8
• BOEING 737 MAX 9 (B39M) — Number of flights: 3

Aircraft in the last 7 days

• N77471 · BOEING 737 MAX 9 2026-10-28
• N47570 · BOEING 737 MAX 9 2026-10-27
• N47434 · BOEING 737 MAX 9 2026-10-25
• N854UA · AIRBUS A-319 2026-10-24
• N1902U · AIRBUS A-320 2026-10-24
• N890UA · AIRBUS A-319 2026-10-23

Related flights on this route

• All flights KORD – KGSP