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
11:57 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
5,431 ft
Coordinates
39.8600, -104.6738

cloud Weather

Wind
270° / 6 kt
Visibility
10 SM
Ceiling
FEW 10,000 ft, SCT 15,000 ft, SCT 22,000 ft
Temp / Dew
31°C / 7°C
Altimeter
30.18 inHg

Obs: 2026-08-28T16:53:00.000Z

Raw METAR / TAF 
METAR KDEN 281653Z 27006KT 10SM FEW100 SCT150 SCT220 31/07 A3018 RMK AO2 SLP131 T03060072

TAF KDEN 281722Z 2818/2924 26006KT P6SM FEW100 SCT150 FM282100 33008KT P6SM FEW100 SCT120 TEMPO 2821/2824 VRB15G35KT -SHRA BKN080 FM290000 01009KT P6SM FEW100 BKN120 PROB30 2900/2902 VRB15G35KT -SHRA BKN080 FM290200 16006KT P6SM SCT120 BKN220 FM290500 22009KT P6SM FEW120 SCT220 FM291600 25007KT P6SM FEW110 SCT200 FM291900 25010KT P6SM VCSH SCT100 BKN150 PROB30 2920/2924 VRB20G35KT -TSRA BKN080CB

Arrival

LGA KLGA VFR

LaGuardia Airport

New York, US

Local time
13:57 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
21 ft
Coordinates
40.7772, -73.8726

cloud Weather

Wind
310° / 5 kt
Visibility
10 SM
Ceiling
FEW 4,000 ft, FEW 18,000 ft, BKN 25,000 ft
Temp / Dew
28°C / 18°C
Altimeter
29.99 inHg

Obs: 2026-08-28T17:51:00.000Z

Raw METAR / TAF 
METAR KLGA 281751Z 31005KT 10SM FEW040 FEW180 BKN250 28/18 A2999 RMK AO2 SLP155 T02830178 10283 20228 57006 $

TAF KLGA 281731Z 2818/2924 32008KT P6SM SCT040 BKN070 FM282000 28007KT P6SM VCSH BKN040 BKN070 FM290000 34009KT P6SM SCT040 SCT070 FM290900 01007KT P6SM FEW040 FM291500 04006KT P6SM FEW040 FEW250 FM291800 VRB05KT P6SM FEW250 FM292100 24007KT P6SM FEW250

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.