Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL377

Operated by United Airlines

Live map

Live map filtered to UAL377. Shown when the flight is currently airborne.

Route airports View route page →

Departure

DEN KDEN VFR

Denver International Airport

Denver, US

Local time
03:31 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
5,431 ft
Coordinates
39.8600, -104.6738

cloud Weather

Wind
270° / 7 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
13°C / 9°C
Altimeter
29.80 inHg

Obs: 2026-05-30T08:53:00.000Z

Raw METAR / TAF 
METAR KDEN 300853Z 27007KT 10SM CLR 13/09 A2980 RMK AO2 SLP024 T01280089 56002

TAF KDEN 300854Z 3009/3112 27006KT P6SM FEW200 FM301400 28009KT P6SM SCT180 FM302100 33010KT P6SM VCSH SCT100 PROB30 3021/3101 VRB15G25KT -SHRA FM310300 27013KT P6SM FEW080 SCT100 FM310700 23011KT P6SM FEW100 SCT200

flight Live Traffic

flight_takeoff 259 Departures
flight_land 189 Arrivals

Arrival

ORD KORD VFR

Chicago O'Hare International Airport

Chicago, US

Local time
04:31 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
680 ft
Coordinates
41.9786, -87.9048

cloud Weather

Wind
60° / 4 kt
Visibility
10 SM
Ceiling
BKN 25,000 ft
Temp / Dew
15°C / 11°C
Altimeter
30.00 inHg

Obs: 2026-05-30T08:51:00.000Z

Raw METAR / TAF 
METAR KORD 300851Z 06004KT 10SM BKN250 15/11 A3000 RMK AO2 SLP155 T01500106 53008 $

TAF KORD 300905Z 3009/3112 07007KT P6SM BKN250 FM301500 08014KT P6SM BKN250 FM310600 13008KT P6SM BKN250

flight Live Traffic

flight_takeoff 331 Departures
flight_land 243 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-29 A05DBC DEN → ORD May 29, 20:35 UTCMay 29, 23:40 UTC3h 5m - -
2026-05-28 A46603 DEN → ORD May 28, 20:30 UTCMay 28, 22:35 UTC2h 5m - -
2026-05-27 AA7E56 DEN → ORD May 27, 22:25 UTCMay 27, 22:35 UTC10m - -
2026-05-27 AA7E56 DEN → ORD May 27, 19:45 UTCMay 27, 22:35 UTC2h 50m - -
2026-05-27 AA7E56 DEN → ORD May 27, 19:50 UTCMay 27, 22:10 UTC2h 20m +13m +19m
2026-05-26 AA5691 DEN → ORD May 26, 20:34 UTCMay 26, 22:44 UTC2h 10m - -
2026-05-25 AA7E51 DEN → ORD May 25, 19:59 UTCMay 25, 22:15 UTC2h 15m - -
2026-05-24 A39FB1 DEN → ORD May 24, 19:50 UTCMay 24, 21:45 UTC1h 55m - -
2026-05-23 AAA616 DEN → ORD May 23, 19:50 UTCMay 23, 22:20 UTC2h 30m - -
2026-05-22 A2B0CD DEN → ORD May 22, 19:55 UTCMay 22, 22:15 UTC2h 20m - -
2026-05-21 A3C775 DEN → ORD May 21, 19:55 UTCMay 21, 22:25 UTC2h 30m - -
2026-05-20 A28928 DEN → ORD May 20, 19:50 UTCMay 20, 22:20 UTC2h 30m - -
2026-05-20 A28928 DEN → ORD May 20, 19:38 UTCMay 20, 22:31 UTC2h 53m +13m +16m
2026-05-19 AAA5D4 DEN → ORD May 19, 19:30 UTCMay 19, 21:55 UTC2h 25m - -
2026-05-18 A3A0EB DEN → ORD May 18, 20:55 UTCMay 18, 23:20 UTC2h 25m - -
2026-05-17 AA56B8 DEN → ORD May 17, 19:35 UTCMay 17, 22:05 UTC2h 30m - -
2026-05-16 AA5690 DEN → ORD May 16, 19:45 UTCMay 16, 22:25 UTC2h 40m - -
2026-05-15 A05DD8 DEN → ORD May 15, 19:30 UTCMay 15, 21:50 UTC2h 20m - -
2026-05-14 A923EE DEN → ORD May 14, 19:45 UTCMay 14, 22:10 UTC2h 25m - -
2026-05-13 AA7E99 DEN → ORD May 13, 19:35 UTCMay 13, 21:55 UTC2h 20m - -
2026-05-12 A41743 DEN → ORD May 12, 19:40 UTCMay 12, 22:01 UTC2h 20m - -
2026-05-11 A46603 DEN → ORD May 11, 19:30 UTCMay 11, 21:50 UTC2h 20m - -
2026-05-11 A46603 DEN → ORD May 11, 19:38 UTCMay 11, 21:46 UTC2h 8m +13m +1m
2026-05-10 A3A0CF DEN → ORD May 10, 19:40 UTCMay 10, 22:09 UTC2h 30m - -
2026-05-09 A43E5B DEN → ORD May 9, 19:35 UTCMay 9, 22:05 UTC2h 30m - -
2026-05-09 A43E5B DEN → ORD May 9, 19:38 UTCMay 9, 21:58 UTC2h 20m +13m -1m
2026-05-08 A8D4B0 DEN → ORD May 8, 19:40 UTCMay 8, 22:05 UTC2h 25m - -
2026-05-07 AAC2E2 DEN → ORD May 7, 19:30 UTCMay 7, 22:05 UTC2h 35m - -
2026-05-06 A3A0CA DEN → ORD May 6, 19:35 UTCMay 6, 22:10 UTC2h 35m - -
2026-05-05 A9D5E4 DEN → ORD May 5, 19:40 UTCMay 5, 22:25 UTC2h 45m - -

Performance history

Flights tracked
61 showing last 30
Avg arrival delay
+9m
On-time arrival
50% 50% on time
Aircraft used
24

Monthly activity 2 months

Month Flights tracked
May 2026 34
April 2026 27

UAL377 frequently asked

Where does flight UAL377 fly?
UAL377 (United Airlines) flies from DEN to ORD. View the full route page.
How long is flight UAL377?
Based on observed flights, UAL377 takes on average 2h 22m from takeoff to landing.
How often does UAL377 fly?
UAL377 has been observed flying daily in our tracking data. We've recorded 61 flights under this callsign.
Is flight UAL377 usually on time?
Across recent flights, UAL377 arrives with an average 9-minute delay. 50% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL377?
UAL377 has been operated by 24 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL377 live?
Yes. When UAL377 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.