Flight UA643
United Airlines | Las Vegas to Houston
Departure
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Return
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UA643 | Las Vegas to Houston
Operated by United Airlines with 93% on-time rate. Check schedules, fares & cabin info to book your perfect journey!
Flight Information
Las Vegas (LAS) to Houston (IAH)
93%On-time Rate
Departure
06:00
Harry Reid International Airport
LAS
Terminal T3
12h 46m
Direct
Arrival
20:46
George Bush Intercontinental Airport C
IAH
Airline
United Airlines
Aircraft
Boeing 737
Seats
--
Aircraft Age
--
Boarding Gate: --
Check-in closes at 2026-01-21 05:15. Passengers are advised to arrive at the airport at least 2 hours prior to boarding.
Flight Punctuality
On-time performance data for flight UA643
Departure Punctuality
On-time Rate
Punctuality 93%
Avg Delay
Late on average 16 minutes
Early
0%
On-time
93%
Delay <30min
7%
Delay 30-60min
0%
Delay >60min
0%
Cancelled
0%
Arrival Punctuality
On-time Rate
Punctuality 93%
Avg Delay
Late on average 16 minutes
Early
0%
On-time
93%
Delay <30min
7%
Delay 30-60min
0%
Delay >60min
0%
Cancelled
0%
Based on UA643 flight history for Last 30 Days. On-time rate: Punctuality 93%, average delay: Late on average 16 minutes.
Flight Schedule
Upcoming schedule for flight UA643
Fri, Jan 23
UA643
United Airlines
737
06:00
LAS
Las Vegas
Direct
20:46
IAH
Houston
Mon, Jan 19
UA643
United Airlines
B38M
06:08
LAS
Las Vegas
Direct
20:17
IAH
Houston
Sat, Jan 17
UA643
United Airlines
737
06:28
LAS
Las Vegas
Direct
20:24
IAH
Houston
Sun, Jan 18
UA643
United Airlines
B38M
06:08
LAS
Las Vegas
Direct
21:45
IAH
Houston
Thu, Jan 22
UA643
United Airlines
737
06:00
LAS
Las Vegas
Direct
20:46
IAH
Houston
Tue, Jan 20
UA643
United Airlines
739
06:08
LAS
Las Vegas
Direct
20:16
IAH
Houston
Wed, Jan 21
UA643
United Airlines
737
06:00
LAS
Las Vegas
Direct
20:46
IAH
Houston
Schedule Information
Flight schedules are subject to change. Please check with the airline for the most up-to-date information.
Cabin Information
Available cabin classes for flight UA643
💼
Business
UA643
Seat Information
--
Legroom
--
Seat width
--
Reclining Angle
Facilities & Amenities
None
Unknown
Unknown
Unknown
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