Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL504

Operated by United Airlines

Live map

Live map filtered to UAL504. Shown when the flight is currently airborne.

Route airports View route page →

Departure

DEN KDEN VFR

Denver International Airport

Denver, US

Local time
13:10 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
5,431 ft
Coordinates
39.8600, -104.6738

cloud Weather

Wind
180° / 8 kt
Visibility
10 SM
Ceiling
FEW 9,000 ft, FEW 13,000 ft
Temp / Dew
25°C / -2°C
Altimeter
29.87 inHg

Obs: 2026-10-12T18:53:00.000Z

Raw METAR / TAF 
METAR KDEN 121853Z 18008KT 10SM FEW090 FEW130 25/M02 A2987 RMK AO2 SLP031 T02501017

TAF KDEN 121731Z 1218/1324 20014G22KT P6SM FEW090 FEW130 FM130100 22012G20KT P6SM FEW120 FM130500 33010KT P6SM FEW020 SCT040 FM131000 34008KT P6SM BKN015 BKN030 FM131400 05007KT P6SM BKN010 BKN030 FM131700 07007KT P6SM SCT020 BKN040 FM132000 07010KT P6SM SCT090 SCT120

flight Live Traffic

flight_takeoff 336 Departures
flight_land 310 Arrivals

Arrival

LGA KLGA VFR

LaGuardia Airport

New York, US

Local time
15:10 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
21 ft
Coordinates
40.7772, -73.8726

cloud Weather

Wind
330° / 7 kt
Visibility
10 SM
Ceiling
BKN 3,400 ft, BKN 25,000 ft
Temp / Dew
22°C / 14°C
Altimeter
29.78 inHg

Obs: 2026-10-12T18:51:00.000Z

Raw METAR / TAF 
METAR KLGA 121851Z 33007KT 10SM BKN034 BKN250 22/14 A2978 RMK AO2 SLP083 T02170144 $

TAF KLGA 121820Z 1218/1324 34011KT P6SM SCT030 TEMPO 1218/1220 BKN030 FM122100 31008KT P6SM SCT040 FM130300 VRB04KT P6SM FEW100 SCT250 FM131300 12006KT P6SM SCT025 SCT250 FM131800 17009KT P6SM SCT040 BKN150

flight Live Traffic

flight_takeoff 165 Departures
flight_land 173 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-25 A12AE5 DEN → LGA Jul 25, 23:15 UTCJul 26, 04:30 UTC5h 15m - -
2026-07-25 A12712 DEN → LGA Jul 25, 00:05 UTCJul 25, 05:35 UTC5h 30m - -
2026-07-24 A126EA DEN → LGA Jul 24, 00:40 UTCJul 24, 05:45 UTC5h 5m - -
2026-07-21 A5CC12 DEN → LGA Jul 21, 00:50 UTCJul 21, 05:50 UTC5h 0m - -
2026-07-20 A2B10D DEN → LGA Jul 20, 00:30 UTCJul 20, 05:30 UTC5h 0m - -
2026-07-20 A2B10D DEN → LGA Jul 20, 00:27 UTCJul 20, 05:25 UTC4h 58m +88m +16m
2026-07-19 A448F5 DEN → LGA Jul 19, 00:40 UTCJul 19, 05:45 UTC5h 5m - -
2026-07-17 A123BF DEN → LGA Jul 17, 23:45 UTCJul 18, 05:15 UTC5h 31m - -
2026-07-17 A2B157 - Jul 17, 00:25 UTCJul 17, 05:35 UTC5h 10m - -
2026-07-14 A12711 - Jul 14, 01:05 UTCJul 14, 05:55 UTC4h 50m - -
2026-07-13 A5CBF3 - Jul 13, 00:05 UTCJul 13, 05:01 UTC4h 55m - -
2026-07-11 A28904 BWI → SFO Jul 11, 23:50 UTCJul 12, 05:20 UTC5h 30m - -
2026-07-10 A5CF82 - Jul 10, 23:40 UTCJul 11, 05:01 UTC5h 20m - -
2026-07-09 A2B10C - Jul 9, 23:40 UTCJul 10, 05:00 UTC5h 20m - -
2026-07-06 A43EEC BWI → SFO Jul 6, 23:45 UTCJul 7, 04:55 UTC5h 10m - -
2026-07-04 A5D31D - Jul 4, 13:25 UTCJul 4, 14:50 UTC1h 25m - -
2026-07-03 A44211 - Jul 3, 23:15 UTCJul 4, 04:30 UTC5h 15m - -
2026-07-03 A44211 BWI → SFO Jul 3, 23:11 UTCJul 4, 04:30 UTC5h 19m +12m +6m
2026-07-03 A1244B - Jul 3, 00:15 UTCJul 3, 05:25 UTC5h 10m - -
2026-06-30 A5CC35 - Jun 30, 23:40 UTCJul 1, 05:10 UTC5h 30m - -
2026-06-29 A5CC35 - Jun 29, 23:54 UTCJun 30, 05:15 UTC5h 21m - -
2026-06-28 A0FBB7 - Jun 28, 23:34 UTCJun 29, 05:00 UTC5h 25m - -
2026-06-27 A5CC3C - Jun 27, 23:14 UTCJun 28, 05:20 UTC6h 5m - -
2026-06-26 A46603 - Jun 26, 23:19 UTCJun 27, 04:54 UTC5h 35m - -
2026-06-26 A46603 BWI → SFO Jun 26, 23:11 UTCJun 27, 04:51 UTC5h 40m +12m +18m
2026-06-25 A126EB - Jun 25, 23:49 UTCJun 26, 05:30 UTC5h 40m - -
2026-06-24 A8D5A4 - Jun 24, 23:40 UTCJun 25, 05:09 UTC5h 30m - -
2026-06-23 A81005 EWR → IAD Jun 23, 10:19 UTCJun 23, 10:54 UTC35m +19m -4m
2026-06-23 A81005 EWR → IAD Jun 23, 10:10 UTCJun 23, 10:55 UTC45m - -
2026-06-23 A12735 - Jun 23, 00:09 UTCJun 23, 05:34 UTC5h 25m - -

Performance history

Flights tracked
128 showing last 30
Avg arrival delay
+9m
On-time arrival
50% 50% on time
Aircraft used
25

Monthly activity 4 months

Month Flights tracked
July 2026 19
June 2026 39
May 2026 33
April 2026 37

UAL504 frequently asked

Where does flight UAL504 fly?
UAL504 (United Airlines) flies from DEN to LGA. View the full route page.
How long is flight UAL504?
Based on observed flights, UAL504 takes on average 4h 53m from takeoff to landing.
How often does UAL504 fly?
UAL504 has been observed flying several times a week in our tracking data. We've recorded 128 flights under this callsign.
Is flight UAL504 usually on time?
Across recent flights, UAL504 arrives with an average 9-minute delay. 50% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL504?
UAL504 has been operated by 25 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL504 live?
Yes. When UAL504 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.