Apparatus

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flight_takeoff Flight

UAL2644

Operated by UAL

Live map

Live map filtered to UAL2644. Shown when the flight is currently airborne.

Upcoming flights 1 scheduled

From To Scheduled departure Estimated arrival Status
PHL DEN Aug 29, 08:04 PM UTC Aug 29, 11:47 PM UTC PLANNED

Route airports View route page →

Departure

PHL KPHL VFR

Philadelphia International Airport

Philadelphia, US

Local time
20:44 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
36 ft
Coordinates
39.8719, -75.2411

cloud Weather

Wind
180° / 5 kt
Visibility
10 SM
Ceiling
FEW 4,500 ft, FEW 9,000 ft, BKN 26,000 ft
Temp / Dew
27°C / 22°C
Altimeter
30.02 inHg

Obs: 2026-08-28T23:54:00.000Z

Raw METAR / TAF 
METAR KPHL 282354Z 18005KT 10SM FEW045 FEW090 BKN260 27/22 A3002 RMK AO2 SLP166 T02670222 10306 20267 53007 $

TAF KPHL 282320Z 2900/3006 01004KT P6SM FEW250 FM291300 04007KT P6SM FEW250

flight Live Traffic

flight_takeoff 159 Departures
flight_land 111 Arrivals

Arrival

DEN KDEN VFR

Denver International Airport

Denver, US

Local time
18:44 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
5,431 ft
Coordinates
39.8600, -104.6738

cloud Weather

Wind
270° / 13G18 kt
Visibility
10 SM
Ceiling
BKN 9,000 ft, BKN 13,000 ft, BKN 22,000 ft
Temp / Dew
29°C / 7°C
Altimeter
30.13 inHg

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

Raw METAR / TAF 
SPECI KDEN 290008Z 27013G18KT 10SM BKN090 BKN130 BKN220 29/07 A3013 RMK AO2 WSHFT 2348 VIRGA W T02890072

TAF KDEN 282328Z 2900/3006 33012KT P6SM SCT100 BKN140 PROB30 2900/2902 VRB15G30KT -SHRA BKN100 FM290200 24008KT P6SM SCT120 BKN200 FM290500 21009KT P6SM SCT120 SCT200 FM291600 25007KT P6SM FEW110 SCT200 FM291900 25010KT P6SM VCSH SCT100 BKN150 TEMPO 2920/2924 VRB20G35KT -TSRA BKN080CB FM300000 33012KT P6SM SCT100 BKN150 PROB30 3000/3004 -SHRA BKN100

warning FAA Advisories

  • Ground Delay: thunderstorms (avg 21 minutes)

flight Live Traffic

flight_takeoff 275 Departures
flight_land 459 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 AA4C3E AUS → IAH Jul 26, 20:40 UTCJul 26, 21:30 UTC50m - -
2026-07-25 A2B8C5 AUS → IAH Jul 25, 20:35 UTCJul 26, 00:05 UTC3h 30m - -
2026-07-25 A2B8C5 AUS → IAH Jul 25, 20:29 UTCJul 25, 23:57 UTC3h 28m +15m -1m
2026-07-25 A8102A AUS → IAH Jul 25, 02:25 UTCJul 25, 03:00 UTC35m - -
2026-07-25 A8102A AUS → IAH Jul 25, 01:33 UTCJul 25, 02:54 UTC1h 21m +319m +52m
2026-07-24 A8102A AUS → IAH Jul 24, 20:40 UTCJul 25, 00:15 UTC3h 35m - -
2026-07-23 A28928 AUS → IAH Jul 23, 20:35 UTCJul 24, 00:15 UTC3h 40m - -
2026-07-22 A43EA2 AUS → IAH Jul 22, 20:45 UTCJul 23, 00:30 UTC3h 45m - -
2026-07-22 A43EA2 AUS → IAH Jul 22, 20:29 UTCJul 23, 00:59 UTC4h 30m +15m +63m
2026-07-21 A43E5B AUS → IAH Jul 21, 22:35 UTCJul 22, 02:20 UTC3h 45m - -
2026-07-21 A43E5B AUS → IAH Jul 21, 21:59 UTCJul 22, 02:13 UTC4h 14m +105m +4m
2026-07-20 AA7ABE PHL → DEN Jul 20, 20:50 UTCJul 21, 00:05 UTC3h 15m - -
2026-07-19 AA56B4 PHL → DEN Jul 19, 20:30 UTCJul 19, 23:50 UTC3h 20m - -
2026-07-18 A43EC9 PSQ → DEN Jul 18, 22:30 UTCJul 19, 01:55 UTC3h 25m - -
2026-07-18 A43EC9 PHL → DEN Jul 18, 21:02 UTCJul 19, 01:50 UTC4h 48m -1392m -2m
2026-07-18 A43EC9 - Jul 18, 20:15 UTCJul 18, 21:45 UTC1h 30m - -
2026-07-17 A9D626 PHL → DEN Jul 17, 21:15 UTCJul 18, 00:29 UTC3h 15m - -
2026-07-16 A449A4 PHL → DEN Jul 16, 20:39 UTCJul 16, 23:59 UTC3h 20m - -
2026-07-15 A3EF1B - Jul 15, 21:20 UTCJul 15, 22:45 UTC1h 25m - -
2026-07-15 A3EF1B PHL → PHL Jul 15, 21:05 UTCJul 15, 21:10 UTC5m - -
2026-07-15 A3EF1B PHL → PHL Jul 15, 20:50 UTCJul 15, 21:00 UTC10m - -
2026-07-15 A3EF1B PHL → DEN Jul 15, 20:29 UTCJul 16, 00:31 UTC4h 2m +15m -6m
2026-07-14 A43E7F - Jul 14, 20:40 UTCJul 14, 23:55 UTC3h 14m - -
2026-07-13 A41722 PHL → DEN Jul 13, 20:45 UTCJul 14, 00:05 UTC3h 20m - -
2026-07-12 AA56B6 - Jul 12, 21:00 UTCJul 13, 00:15 UTC3h 15m - -
2026-07-12 AA56B6 PHL → PHL Jul 12, 20:35 UTCJul 12, 20:50 UTC15m - -
2026-07-11 A0AD3E - Jul 11, 21:35 UTCJul 12, 00:50 UTC3h 15m - -
2026-07-11 A0AD3E PHL → PHL Jul 11, 20:55 UTCJul 11, 21:10 UTC15m - -
2026-07-10 A39FB7 PHL → DEN Jul 10, 21:05 UTCJul 11, 01:15 UTC4h 10m - -
2026-07-10 A39FB7 - Jul 10, 20:25 UTCJul 10, 20:30 UTC5m - -

Performance history

Flights tracked
148 showing last 30
Avg arrival delay
+18m
On-time arrival
67% 67% on time
Aircraft used
17

Monthly activity 4 months

Month Flights tracked
July 2026 48
June 2026 38
May 2026 38
April 2026 24

UAL2644 frequently asked

Where does flight UAL2644 fly?
UAL2644 (UAL) flies from PHL to DEN. View the full route page.
How long is flight UAL2644?
Based on observed flights, UAL2644 takes on average 2h 39m from takeoff to landing.
How often does UAL2644 fly?
UAL2644 has been observed flying several times a week in our tracking data. We've recorded 148 flights under this callsign.
Is flight UAL2644 usually on time?
Across recent flights, UAL2644 arrives with an average 18-minute delay. 67% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL2644?
UAL2644 has been operated by 17 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL2644 live?
Yes. When UAL2644 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.