Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL143

Live map

Live map filtered to UAL143. Shown when the flight is currently airborne.

Route airports View route page →

Departure

DEN KDEN VFR

Denver International Airport

Denver, US

Local time
03:55 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
5,431 ft
Coordinates
39.8600, -104.6738

cloud Weather

Wind
160° / 14 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
19°C / 10°C
Altimeter
30.21 inHg

Obs: 2026-07-14T08:53:00.000Z

Raw METAR / TAF 
METAR KDEN 140853Z 16014KT 10SM CLR 19/10 A3021 RMK AO2 PK WND 16028/0819 SLP135 T01940100 56007

TAF KDEN 140843Z 1409/1512 16014G24KT P6SM SKC FM141100 19011KT P6SM SKC FM141300 23006KT P6SM SKC FM141500 VRB06KT P6SM FEW110 FM141700 10011KT P6SM FEW110 FM142100 13014G22KT P6SM FEW110 FM150400 16014G22KT P6SM FEW110

flight Live Traffic

flight_takeoff 203 Departures
flight_land 213 Arrivals

Arrival

NRT RJAA VFR

Narita International Airport

Narita, JP

Local time
18:55 GMT+9
Timezone
Asia/Tokyo
Type
Large Airport
Elevation
141 ft
Coordinates
35.7686, 140.3887

cloud Weather

Wind
140° / 5 kt
Visibility
6 SM
Ceiling
FEW 3,000 ft
Temp / Dew
29°C / 24°C
Altimeter
29.70 inHg

Obs: 2026-07-14T09:30:00.000Z

Raw METAR / TAF 
METAR RJAA 140930Z 14005KT 9999 FEW030 BKN/// 29/24 Q1006 NOSIG

TAF RJAA 140505Z 1406/1512 13008KT 9999 FEW030

flight Live Traffic

flight_takeoff 19 Departures
flight_land 7 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-13 A2551D DEN → NRT Jul 13, 18:04 UTCJul 14, 05:19 UTC11h 15m +24m +11m
2026-07-13 A2551D DEN → NRT Jul 13, 18:05 UTCJul 14, 05:25 UTC11h 20m - -
2026-07-12 A4095F - Jul 12, 18:05 UTCJul 13, 05:05 UTC11h 0m - -
2026-07-11 A254FF DEN → NRT Jul 11, 19:40 UTCJul 12, 06:45 UTC11h 5m - -
2026-07-11 A1270B - Jul 11, 08:50 UTCJul 11, 12:45 UTC3h 55m - -
2026-07-11 A1270B DEN → NRT Jul 11, 08:42 UTCJul 11, 12:38 UTC3h 56m -538m -15m
2026-07-10 A254F7 DEN → NRT Jul 10, 18:04 UTCJul 11, 05:22 UTC11h 18m +24m -4m
2026-07-10 A254F7 - Jul 10, 18:05 UTCJul 10, 20:40 UTC2h 35m - -
2026-07-09 A254D8 DEN → NRT Jul 9, 18:04 UTCJul 10, 05:05 UTC11h 1m +24m -8m
2026-07-09 A254D8 - Jul 9, 17:55 UTCJul 10, 00:00 UTC6h 5m - -
2026-07-08 A254D7 DEN → NRT Jul 8, 18:04 UTCJul 9, 05:28 UTC11h 24m +24m +9m
2026-07-08 A254D7 DEN → NRT Jul 8, 18:05 UTCJul 9, 05:30 UTC11h 25m - -
2026-07-08 A126C6 DEN → NRT Jul 8, 10:25 UTCJul 8, 14:45 UTC4h 20m - -
2026-07-07 A31A96 DEN → NRT Jul 7, 18:40 UTCJul 8, 05:55 UTC11h 15m - -
2026-07-06 A4095F DEN → NRT Jul 6, 18:20 UTCJul 7, 05:15 UTC10h 55m - -
2026-07-05 A2CB32 DEN → NRT Jul 5, 18:05 UTCJul 6, 05:10 UTC11h 5m - -
2026-07-04 A4095F DEN → NRT Jul 4, 18:00 UTCJul 5, 05:05 UTC11h 5m - -
2026-07-04 A1270B DEN → NRT Jul 4, 08:15 UTCJul 4, 12:20 UTC4h 5m - -
2026-07-04 A1270B DEN → NRT Jul 4, 08:12 UTCJul 4, 12:18 UTC4h 6m +17m -4m
2026-07-03 A2551D DEN → NRT Jul 3, 18:10 UTCJul 4, 06:00 UTC11h 50m - -
2026-07-02 A254D8 DEN → NRT Jul 2, 17:55 UTCJul 3, 05:00 UTC11h 5m - -
2026-07-01 A31A50 DEN → NRT Jul 1, 18:00 UTCJul 2, 05:05 UTC11h 5m - -
2026-07-01 A2B416 DEN → NRT Jul 1, 08:00 UTCJul 1, 12:05 UTC4h 5m - -
2026-06-30 A43100 DEN → NRT Jun 30, 18:05 UTCJul 1, 05:15 UTC11h 10m - -
2026-06-29 A31A96 DEN → NRT Jun 29, 18:25 UTCJun 30, 05:30 UTC11h 6m - -
2026-06-28 A31A56 DEN → NRT Jun 28, 18:04 UTCJun 29, 05:14 UTC11h 10m +24m +1m
2026-06-28 A31A56 DEN → NRT Jun 28, 18:05 UTCJun 29, 05:04 UTC11h 0m - -
2026-06-27 A2551D DEN → NRT Jun 27, 18:15 UTCJun 28, 05:20 UTC11h 5m - -
2026-06-27 A126CC DEN → NRT Jun 27, 08:05 UTCJun 27, 12:15 UTC4h 10m - -
2026-06-26 A4095F DEN → NRT Jun 26, 18:24 UTCJun 27, 05:39 UTC11h 15m - -

Performance history

Flights tracked
168 showing last 30
Avg arrival delay
-1m
On-time arrival
100% 100% on time
Aircraft used
15

Monthly activity 4 months

Month Flights tracked
July 2026 23
June 2026 45
May 2026 57
April 2026 43

UAL143 frequently asked

Where does flight UAL143 fly?
UAL143 flies from DEN to NRT. View the full route page.
How long is flight UAL143?
Based on observed flights, UAL143 takes on average 9h 4m from takeoff to landing.
How often does UAL143 fly?
UAL143 has been observed flying several times a week in our tracking data. We've recorded 168 flights under this callsign.
Is flight UAL143 usually on time?
Across recent flights, UAL143 arrives 1 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL143?
UAL143 has been operated by 15 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL143 live?
Yes. When UAL143 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.