Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL664

Operated by United Airlines

Live map

Live map filtered to UAL664. Shown when the flight is currently airborne.

Route airports View route page →

Departure

LAS KLAS VFR

Harry Reid International Airport

Las Vegas, US

Local time
18:07 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
2,181 ft
Coordinates
36.0834, -115.1518

cloud Weather

Wind
220° / 17G28 kt
Visibility
10 SM
Ceiling
SCT 12,000 ft, SCT 16,000 ft, BKN 22,000 ft
Temp / Dew
39°C / 9°C
Altimeter
29.83 inHg

Obs: 2026-08-29T00:56:00.000Z

Raw METAR / TAF 
METAR KLAS 290056Z 22017G28KT 10SM SCT120 SCT160 BKN220 39/09 A2983 RMK AO2 PK WND 25028/0049 LTG DSNT E SLP068 CB DSNT NE-E AND SW VCSH DSNT NE-SE T03940089

TAF KLAS 282320Z 2900/3006 22012G22KT P6SM VCTS SCT120CB BKN200 FM290300 23008KT P6SM FEW120 SCT200 FM291200 VRB06KT P6SM FEW120 FEW200 FM291700 19010KT P6SM FEW200 FM292000 22012G22KT P6SM SCT120 SCT200 FM300300 23009KT P6SM FEW120 SCT200

flight Live Traffic

flight_takeoff 157 Departures
flight_land 172 Arrivals

Arrival

ORD KORD VFR

Chicago O'Hare International Airport

Chicago, US

Local time
20:07 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
680 ft
Coordinates
41.9786, -87.9048

cloud Weather

Wind
260° / 5 kt
Visibility
10 SM
Ceiling
FEW 5,500 ft, BKN 25,000 ft
Temp / Dew
25°C / 15°C
Altimeter
30.09 inHg

Obs: 2026-08-29T00:51:00.000Z

Raw METAR / TAF 
METAR KORD 290051Z 26005KT 10SM FEW055 BKN250 25/15 A3009 RMK AO2 SLP185 T02500150 $

TAF KORD 282320Z 2900/3006 23006KT P6SM FEW060 SCT250 TEMPO 2900/2901 07007KT FM291500 22009KT P6SM FEW045 BKN250 FM292000 20011G17KT P6SM FEW045 BKN120 FM300100 17010KT P6SM BKN120

flight Live Traffic

flight_takeoff 315 Departures
flight_land 310 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A612A6 LAS → ORD Jul 26, 21:20 UTCJul 26, 21:30 UTC10m - -
2026-07-26 A923A8 LAS → ORD Jul 26, 14:20 UTCJul 26, 17:35 UTC3h 15m - -
2026-07-25 AC5D61 LAS → ORD Jul 25, 21:15 UTCJul 25, 22:15 UTC1h 0m - -
2026-07-25 AAA267 LAS → ORD Jul 25, 14:15 UTCJul 25, 17:25 UTC3h 10m - -
2026-07-25 AAA267 LAS → ORD Jul 25, 14:21 UTCJul 25, 17:13 UTC2h 52m +21m -5m
2026-07-24 A612A6 LAS → ORD Jul 24, 21:35 UTCJul 24, 22:35 UTC1h 0m - -
2026-07-24 A612A6 LAS → ORD Jul 24, 21:41 UTCJul 24, 22:33 UTC52m -979m -8m
2026-07-24 A445EF LAS → ORD Jul 24, 14:45 UTCJul 24, 18:15 UTC3h 30m - -
2026-07-23 A612A6 LAS → ORD Jul 23, 21:15 UTCJul 23, 22:10 UTC55m - -
2026-07-23 A612A6 LAS → ORD Jul 23, 21:28 UTCJul 23, 22:11 UTC43m +36m -11m
2026-07-23 A83787 LAS → ORD Jul 23, 15:15 UTCJul 23, 18:20 UTC3h 5m - -
2026-07-23 A83787 LAS → ORD Jul 23, 15:14 UTCJul 23, 18:06 UTC2h 52m +74m +5m
2026-07-22 A5F581 - Jul 22, 22:05 UTCJul 22, 23:00 UTC55m - -
2026-07-22 A4943F - Jul 22, 14:35 UTCJul 22, 17:45 UTC3h 10m - -
2026-07-21 A5F938 - Jul 21, 22:15 UTCJul 21, 23:15 UTC1h 0m - -
2026-07-21 A5F938 LAS → ORD Jul 21, 22:04 UTCJul 21, 23:14 UTC1h 10m -956m -21m
2026-07-21 A44585 - Jul 21, 14:15 UTCJul 21, 17:30 UTC3h 15m - -
2026-07-20 A5F938 - Jul 20, 21:35 UTCJul 20, 22:30 UTC55m - -
2026-07-20 A6C247 LAS → ORD Jul 20, 14:21 UTCJul 20, 17:39 UTC3h 18m +21m +5m
2026-07-20 A6C247 LAS → ORD Jul 20, 14:25 UTCJul 20, 17:45 UTC3h 20m - -
2026-07-19 A6045D - Jul 19, 21:25 UTCJul 19, 22:20 UTC55m - -
2026-07-19 AA2BA5 LAS → ORD Jul 19, 14:21 UTCJul 19, 17:10 UTC2h 49m +21m +5m
2026-07-19 AA2BA5 - Jul 19, 14:15 UTCJul 19, 17:15 UTC3h 0m - -
2026-07-18 A6246E - Jul 18, 22:50 UTCJul 18, 23:50 UTC1h 0m - -
2026-07-18 A8D465 - Jul 18, 14:40 UTCJul 18, 17:55 UTC3h 15m - -
2026-07-17 A8FC72 - Jul 17, 19:49 UTCJul 17, 20:29 UTC40m - -
2026-07-17 A8FC72 LAS → MSN Jul 17, 14:44 UTCJul 17, 18:15 UTC3h 30m - -
2026-07-16 ABFBD0 - Jul 16, 21:10 UTCJul 16, 22:19 UTC1h 10m - -
2026-07-16 A4945F LAS → ORD Jul 16, 14:10 UTCJul 16, 17:30 UTC3h 20m - -
2026-07-15 A56DCF - Jul 15, 21:30 UTCJul 15, 22:30 UTC1h 0m - -

Performance history

Flights tracked
250 showing last 30
Avg arrival delay
-4m
On-time arrival
100% 100% on time
Aircraft used
19

Monthly activity 4 months

Month Flights tracked
July 2026 64
June 2026 68
May 2026 73
April 2026 45

UAL664 frequently asked

Where does flight UAL664 fly?
UAL664 (United Airlines) flies from LAS to ORD. View the full route page.
How long is flight UAL664?
Based on observed flights, UAL664 takes on average 2h 2m from takeoff to landing.
How often does UAL664 fly?
UAL664 has been observed flying several times a week in our tracking data. We've recorded 250 flights under this callsign.
Is flight UAL664 usually on time?
Across recent flights, UAL664 arrives 4 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL664?
UAL664 has been operated by 19 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL664 live?
Yes. When UAL664 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.