Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL8139

Operated by United Airlines

Live map

Live map filtered to UAL8139. Shown when the flight is currently airborne.

Route airports View route page →

Departure

YYZ CYYZ VFR

Toronto Pearson International Airport

Toronto, CA

Local time
21:09 EDT
Timezone
America/Toronto
Type
Large Airport
Elevation
569 ft
Coordinates
43.6759, -79.6294

cloud Weather

Wind
300° / 19G28 kt
Visibility
15 SM
Ceiling
FEW 5,000 ft
Temp / Dew
23°C / 7°C
Altimeter
29.79 inHg

Obs: 2026-05-30T00:00:00.000Z

Raw METAR / TAF 
METAR CYYZ 300000Z 30019G28KT 15SM FEW050 23/07 A2979 RMK SC1 SC TR SLP089 DENSITY ALT 1800FT

TAF CYYZ 292341Z 3000/3106 31020G30KT P6SM FEW100 SCT250 BECMG 3000/3002 36015G30KT FM300300 36012G22KT P6SM SKC BECMG 3003/3005 36012KT FM301200 36010G20KT P6SM SKC BECMG 3013/3015 04010KT FM301700 10005KT P6SM SCT060 BECMG 3017/3019 17010KT FM302300 VRB03KT P6SM SKC BECMG 3101/3103 32006KT RMK NXT FCST BY 300300Z

flight Live Traffic

flight_takeoff 104 Departures
flight_land 78 Arrivals

Arrival

IAD KIAD VFR

Washington Dulles International Airport

Dulles, US

Local time
21:09 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
312 ft
Coordinates
38.9445, -77.4558

cloud Weather

Wind
210° / 5 kt
Visibility
10 SM
Ceiling
FEW 25,000 ft
Temp / Dew
21°C / 12°C
Altimeter
29.83 inHg

Obs: 2026-05-30T00:52:00.000Z

Raw METAR / TAF 
METAR KIAD 300052Z 21005KT 10SM FEW250 21/12 A2983 RMK AO2 SLP099 T02110122

TAF KIAD 292320Z 3000/3106 24005KT P6SM FEW250 FM300800 33007G15KT P6SM FEW150 FM301300 36013G22KT P6SM FEW150 FM302200 01010G19KT P6SM SKC

flight Live Traffic

flight_takeoff 141 Departures
flight_land 156 Arrivals

Recent history last 15

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-28 A44258 YYZ → IAD May 28, 19:05 UTCMay 28, 20:25 UTC1h 20m - -
2026-05-28 A44258 YYZ → IAD May 28, 19:12 UTCMay 28, 20:24 UTC1h 12m +312m +64m
2026-05-26 AB7B8C YYZ → IAD May 26, 02:49 UTCMay 26, 05:30 UTC2h 40m - -
2026-05-26 AB7B8C YYZ → IAD May 26, 02:49 UTCMay 26, 05:23 UTC2h 34m +82m -20m
2026-05-22 A44258 YYZ → IAD May 22, 06:35 UTCMay 22, 07:45 UTC1h 10m - -
2026-05-20 A94B0A YYZ → IAD May 20, 17:45 UTCMay 20, 19:50 UTC2h 5m - -
2026-05-19 A76F6C YYZ → IAD May 19, 23:05 UTCMay 19, 23:25 UTC20m - -
2026-05-19 A76F6C YYZ → IAD May 19, 19:27 UTCMay 19, 22:49 UTC3h 22m +22m -7m
2026-05-19 A76F6C YYZ → IAD May 19, 19:30 UTCMay 19, 23:25 UTC3h 55m - -
2026-05-17 A62825 YYZ → IAD May 17, 00:55 UTCMay 17, 01:40 UTC45m - -
2026-05-05 A12A7F YYZ → IAD May 5, 00:45 UTCMay 5, 03:40 UTC2h 55m - -
2026-04-21 A0B844 YYZ → IAD Apr 21, 01:50 UTCApr 21, 03:45 UTC1h 55m - -
2026-04-21 A0B844 YYZ → IAD Apr 21, 01:50 UTCApr 21, 03:44 UTC1h 54m +20m -7m
2026-04-18 A448F6 YYZ → IAD Apr 18, 16:20 UTCApr 18, 21:25 UTC5h 5m - -
2026-04-18 A448F6 YYZ → IAD Apr 18, 16:04 UTCApr 18, 21:23 UTC5h 19m +21m -20m

Performance history

Flights tracked
15
Avg arrival delay
+2m
On-time arrival
80% 80% on time
Aircraft used
8

Monthly activity 2 months

Month Flights tracked
May 2026 11
April 2026 4

UAL8139 frequently asked

Where does flight UAL8139 fly?
UAL8139 (United Airlines) flies from YYZ to IAD. View the full route page.
How long is flight UAL8139?
Based on observed flights, UAL8139 takes on average 2h 26m from takeoff to landing.
How often does UAL8139 fly?
UAL8139 has been observed flying several times a week in our tracking data. We've recorded 15 flights under this callsign.
Is flight UAL8139 usually on time?
Across recent flights, UAL8139 arrives with an average 2-minute delay. 80% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL8139?
UAL8139 has been operated by 8 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL8139 live?
Yes. When UAL8139 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.