Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1638

Operated by United Airlines

Live map

Live map filtered to UAL1638. Shown when the flight is currently airborne.

Route airports View route page →

Departure

ORD KORD VFR

Chicago O'Hare International Airport

Chicago, US

Local time
08:04 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
680 ft
Coordinates
41.9786, -87.9048

cloud Weather

Wind
210° / 10 kt
Visibility
10 SM
Ceiling
FEW 18,000 ft, SCT 25,000 ft
Temp / Dew
18°C / 14°C
Altimeter
29.88 inHg

Obs: 2026-10-12T12:51:00.000Z

Raw METAR / TAF 
METAR KORD 121251Z 21010KT 10SM FEW180 SCT250 18/14 A2988 RMK AO2 SLP116 T01830139 $

TAF KORD 121120Z 1212/1318 20008KT P6SM BKN250 FM121700 21013G24KT P6SM FEW250 FM122300 21012KT P6SM FEW120 FM130300 23011KT P6SM FEW100 WS015/27045KT FM131000 26010KT P6SM FEW200

flight Live Traffic

flight_takeoff 328 Departures
flight_land 591 Arrivals

Arrival

PHL KPHL MVFR

Philadelphia International Airport

Philadelphia, US

Local time
09:04 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
36 ft
Coordinates
39.8719, -75.2411

cloud Weather

Wind
340° / 14G22 kt
Visibility
10 SM
Ceiling
BKN 1,400 ft, BKN 5,500 ft, BKN 19,000 ft
Temp / Dew
15°C / 13°C
Altimeter
29.83 inHg

Obs: 2026-10-12T12:54:00.000Z

Raw METAR / TAF 
METAR KPHL 121254Z 34014G22KT 10SM BKN014 BKN055 BKN190 15/13 A2983 RMK AO2 SLP102 CIG 012V018 T01500128 $

TAF KPHL 121127Z 1212/1318 35010G20KT P6SM OVC008 FM121500 36010G18KT 6SM BR BKN025 FM121700 34010G15KT P6SM SCT050 FM122200 31008KT P6SM SCT250 FM130100 VRB03KT P6SM FEW250 FM131600 20005KT P6SM FEW150

warning FAA Advisories

  • Closed: !PHL 09/263 PHL AD AP CLSD TO NON SKED ACFT WINGSPAN MORE THAN 214FT AND TAIL HGT MORE THAN 66FT. 2609301806-2610311200 (Sep 30 at 18:06 UTC. – Oct 31 at 12:00 UTC.)

flight Live Traffic

flight_takeoff 149 Departures
flight_land 180 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A55FA2 ORD → PHL Jul 26, 14:15 UTCJul 26, 16:10 UTC1h 55m - -
2026-07-25 A0B844 ORD → PHL Jul 25, 14:20 UTCJul 25, 16:15 UTC1h 55m - -
2026-07-25 A0B844 ORD → PHL Jul 25, 14:18 UTCJul 25, 16:06 UTC1h 48m +18m -6m
2026-07-24 A0B88C ORD → PHL Jul 24, 14:20 UTCJul 24, 16:10 UTC1h 50m - -
2026-07-23 A3D2E5 ORD → PHL Jul 23, 14:25 UTCJul 23, 16:15 UTC1h 50m - -
2026-07-22 A3D2E5 ORD → PHL Jul 22, 14:35 UTCJul 22, 16:25 UTC1h 50m - -
2026-07-21 A3D326 DEN → LAX Jul 21, 14:10 UTCJul 21, 16:00 UTC1h 50m - -
2026-07-20 A0B801 - Jul 20, 14:20 UTCJul 20, 16:20 UTC2h 0m - -
2026-07-19 A6EDA1 DEN → LAX Jul 19, 14:20 UTCJul 19, 16:10 UTC1h 50m - -
2026-07-18 A0B7BB DEN → LAX Jul 18, 14:25 UTCJul 18, 16:15 UTC1h 50m - -
2026-07-17 A0B802 DEN → LAX Jul 17, 14:28 UTCJul 17, 16:05 UTC1h 37m +28m -13m
2026-07-17 A0B802 - Jul 17, 14:24 UTCJul 17, 16:15 UTC1h 50m - -
2026-07-16 A24573 DEN → LAX Jul 16, 14:18 UTCJul 16, 16:13 UTC1h 55m +18m +5m
2026-07-16 A24573 - Jul 16, 14:20 UTCJul 16, 16:15 UTC1h 55m - -
2026-07-15 A24573 DEN → LAX Jul 15, 14:18 UTCJul 15, 16:01 UTC1h 43m +18m +1m
2026-07-15 A24573 - Jul 15, 14:15 UTCJul 15, 16:10 UTC1h 55m - -
2026-07-14 A24529 DEN → LAX Jul 14, 14:30 UTCJul 14, 16:25 UTC1h 55m - -
2026-07-14 A24529 DEN → LAX Jul 14, 14:18 UTCJul 14, 16:20 UTC2h 2m +18m +7m
2026-07-13 A0B88A DEN → LAX Jul 13, 14:15 UTCJul 13, 16:15 UTC2h 0m - -
2026-07-12 A0B802 DEN → LAX Jul 12, 14:20 UTCJul 12, 16:10 UTC1h 50m - -
2026-07-11 A0B867 - Jul 11, 14:25 UTCJul 11, 16:20 UTC1h 55m - -
2026-07-10 A24591 DEN → LAX Jul 10, 14:18 UTCJul 10, 16:06 UTC1h 48m +18m -6m
2026-07-10 A24591 DEN → LAX Jul 10, 14:15 UTCJul 10, 16:15 UTC2h 0m - -
2026-07-09 A0B7BA - Jul 9, 14:30 UTCJul 9, 16:30 UTC2h 0m - -
2026-07-08 A0B86C - Jul 8, 14:40 UTCJul 8, 16:35 UTC1h 55m - -
2026-07-07 A0B88B DEN → LAX Jul 7, 14:10 UTCJul 7, 16:05 UTC1h 55m - -
2026-07-06 A0B88D DEN → LAX Jul 6, 14:25 UTCJul 6, 16:40 UTC2h 15m - -
2026-07-05 A0B841 DEN → LAX Jul 5, 14:10 UTCJul 5, 16:05 UTC1h 55m - -
2026-07-04 AA3AE4 DEN → LAX Jul 4, 14:20 UTCJul 4, 16:25 UTC2h 5m - -
2026-07-03 A0B7DC DEN → LAX Jul 3, 14:18 UTCJul 3, 16:16 UTC1h 58m +18m on time

Performance history

Flights tracked
142 showing last 30
Avg arrival delay
-2m
On-time arrival
100% 100% on time
Aircraft used
21

Monthly activity 4 months

Month Flights tracked
July 2026 33
June 2026 41
May 2026 40
April 2026 28

UAL1638 frequently asked

Where does flight UAL1638 fly?
UAL1638 (United Airlines) flies from ORD to PHL. View the full route page.
How long is flight UAL1638?
Based on observed flights, UAL1638 takes on average 1h 54m from takeoff to landing.
How often does UAL1638 fly?
UAL1638 has been observed flying several times a week in our tracking data. We've recorded 142 flights under this callsign.
Is flight UAL1638 usually on time?
Across recent flights, UAL1638 arrives 2 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1638?
UAL1638 has been operated by 21 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1638 live?
Yes. When UAL1638 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.