Flight UA664
United Airlines | Las Vegas to Chicago
Departure
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Return
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UA664 | Las Vegas to Chicago
Operated by United Airlines with 100% on-time rate. Check schedules, fares & cabin info to book your perfect journey!
Flight Information
Las Vegas (LAS) to Chicago (ORD)
100%On-time Rate
Departure
07:40
Harry Reid International Airport
LAS
Terminal T3
3h 46m
Direct
Arrival
12:41
O'Hare International Airport
ORD
Terminal T1
Airline
United Airlines
Aircraft
Boeing 737-800
Seats
166
Aircraft Age
18y
Boarding Gate: --
Check-in closes at 2026-01-31 06:30. Passengers are advised to arrive at the airport at least 2 hours prior to boarding.
Flight Punctuality
On-time performance data for flight UA664
Departure Punctuality
On-time Rate
Punctuality 93%
Avg Delay
Late on average 12 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 12 minutes
Early
0%
On-time
93%
Delay <30min
7%
Delay 30-60min
0%
Delay >60min
0%
Cancelled
0%
Based on UA664 flight history for Last 30 Days. On-time rate: Punctuality 93%, average delay: Late on average 12 minutes.
Flight Schedule
Upcoming schedule for flight UA664
Fri, Jan 30
UA664
United Airlines
A21N
07:24
LAS
Las Vegas
Direct
12:38
ORD
Chicago
Mon, Jan 26
UA664
United Airlines
A21N
07:26
LAS
Las Vegas
Direct
12:33
ORD
Chicago
Sat, Jan 31
UA664
United Airlines
A21N
07:40
LAS
Las Vegas
Direct
12:41
ORD
Chicago
Sun, Feb 1
UA664
United Airlines
738
07:15
LAS
Las Vegas
Direct
12:57
ORD
Chicago
Thu, Jan 29
UA664
United Airlines
A21N
07:29
LAS
Las Vegas
Direct
12:31
ORD
Chicago
Tue, Jan 27
UA664
United Airlines
A21N
07:23
LAS
Las Vegas
Direct
12:29
ORD
Chicago
Wed, Jan 28
UA664
United Airlines
A21N
07:26
LAS
Las Vegas
Direct
12:23
ORD
Chicago
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 UA664
✈️
Economy
UA664
Seat Information
76 cm
More legroom than on 4% of flights
--
Seat width
100°
Reclining Angle
Facilities & Amenities
None
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
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