How long is the UA1066 flight?

The timetable allows 3 hours. Chicago to Houston is 1,490 km (926 mi).

Which terminal does UA1066 use?

It usually leaves from Terminal 1 at Chicago O'Hare International Airport (ORD). Check the flight card above for today's terminal and gate.

What other flight numbers does UA1066 have?

Also listed as UAL1066 (United Airlines' ICAO code) and UA 1066.

UA1066 Flight Status United Airlines: Chicago to Houston (UAL1066)

United Airlines UA 1066

Delayed 28'

ORD Chicago

Scheduled: 17:30
Estimated: 17:58

Terminal: 1 | Gate: C27

Departure: Tue, Nov 3, 2026 · local time CST

Chicago O'Hare International Airport (ORD)

All ORD Departures >

IAH Houston

Scheduled: 20:30
Estimated
Delay

Terminal: C | Gate: 9

Arrival: Tue, Nov 3, 2026 · local time CST

Houston George Bush Intercontinental Airport (IAH)

All IAH Arrivals >

Departs in 1h 31m 0%

ORD 17:58 IAH 20:30

1,490 km (926 mi) to fly

Estimated position based on departure and arrival times, not live tracking. Times are local at each airport.

Add to calendar

Distance: 1490 km / 926 miles · Scheduled Duration: 03:00

This flight continues to Denver (DEN): UA1066 Houston to Denver departs at 21:52 local time on Nov 3.

UA 1066 Flight Status & Schedule United Airlines Chicago to Houston

Date	From	To	Departure	Arrival	Status	Details
Nov 03	ORD	IAH	17:30	20:30	Delayed	Track >
Nov 02	ORD	IAH	17:49	20:04	Landed	Track >
Nov 01	ORD	IAH	17:43	19:44	Landed	Track >

United Airlines operates UA 1066 from Chicago to Houston, a 1,490 km (926 mi) trip, three times a week (Monday, Tuesday and Sunday). The timetable allows 3 hours; there is not enough recent history yet to say how long it usually takes. Today's flight is scheduled for 17:30 but expected to leave 28 minutes late, at 17:58.

< All Chicago ORD Departures All Houston IAH Arrivals >

About UA 1066

Route: Chicago O'Hare International Airport ORD to Houston George Bush Intercontinental Airport IAH
Distance: 1,490 km (926 mi)
Scheduled flight time: 3 h
Flies: Mon, Tue, Sun
Usually departs from: Terminal 1

UA 1066 FAQ

How long is the UA1066 flight?: The timetable allows 3 hours. Chicago to Houston is 1,490 km (926 mi).
Which days does UA1066 fly?: Three times a week: Monday, Tuesday and Sunday, based on the schedule of the last 7 days.
Which terminal does UA1066 use?: It usually leaves from Terminal 1 at Chicago O'Hare International Airport (ORD). Check the flight card above for today's terminal and gate.
What other flight numbers does UA1066 have?: Also listed as UAL1066 (United Airlines' ICAO code) and UA 1066.

UA1066 and Chicago ORD to Houston IAH Flights

Other flights departing from Chicago ORD: OO6251, DL1306, YX4484

Other flights arriving at Houston IAH: UA1317, AA1392, YV6278

All flights connecting Chicago ORD to Houston IAH.