Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL121

Operated by United Airlines

Live map

Live map filtered to UAL121. Shown when the flight is currently airborne.

Route airports View route page →

Departure

BCN LEBL VFR

Josep Tarradellas Barcelona-El Prat Airport

Barcelona, ES

Local time
03:42 GMT+2
Timezone
Europe/Madrid
Type
Large Airport
Elevation
12 ft
Coordinates
41.2971, 2.0785

cloud Weather

Wind
330° / 8 kt
Visibility
6 SM
Ceiling
CAVOK
Temp / Dew
22°C / 11°C
Altimeter
30.06 inHg

Obs: 2026-08-29T01:30:00.000Z

Raw METAR / TAF 
METAR LEBL 290130Z 33008KT CAVOK 22/11 Q1018 NOSIG

TAF LEBL 282300Z 2900/2924 34007KT 9999 FEW025 TX30/2912Z TN22/2906Z PROB40 TEMPO 2900/2903 06007KT BECMG 2909/2911 13007KT BECMG 2911/2913 20010KT BECMG 2919/2921 26005KT

flight Live Traffic

flight_takeoff 5 Departures
flight_land 11 Arrivals

Arrival

EWR KEWR VFR

Newark Liberty International Airport

Newark, US

Local time
21:42 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
18 ft
Coordinates
40.6894, -74.1705

cloud Weather

Wind
340° / 10 kt
Visibility
10 SM
Ceiling
FEW 6,000 ft, SCT 25,000 ft
Temp / Dew
26°C / 16°C
Altimeter
30.04 inHg

Obs: 2026-08-29T00:51:00.000Z

Raw METAR / TAF 
METAR KEWR 290051Z 34010KT 10SM FEW060 SCT250 26/16 A3004 RMK AO2 SLP171 T02610156 $

TAF KEWR 282320Z 2900/3006 33010KT P6SM SCT040 SCT070 FM290800 36008KT P6SM FEW040 FM291700 29007KT P6SM FEW250 FM292200 20007KT P6SM FEW250 FM300200 22004KT P6SM FEW250

flight Live Traffic

flight_takeoff 212 Departures
flight_land 152 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A1FCC5 BCN → EWR Jul 26, 10:40 UTCJul 26, 18:15 UTC7h 35m - -
2026-07-25 AAD780 BCN → EWR Jul 25, 10:30 UTCJul 25, 18:20 UTC7h 50m - -
2026-07-24 A1F90E BCN → EWR Jul 24, 11:17 UTCJul 24, 19:01 UTC7h 44m +77m +4m
2026-07-24 A1F90E BCN → EWR Jul 24, 11:15 UTCJul 24, 19:05 UTC7h 50m - -
2026-07-23 A1D8FD BCN → EWR Jul 23, 10:25 UTCJul 23, 18:30 UTC8h 5m - -
2026-07-22 A75103 BCN → EWR Jul 22, 11:20 UTCJul 22, 18:30 UTC7h 10m - -
2026-07-21 AA9300 BCN → EWR Jul 21, 11:00 UTCJul 21, 18:50 UTC7h 50m - -
2026-07-20 AA441C BCN → EWR Jul 20, 10:30 UTCJul 20, 18:40 UTC8h 10m - -
2026-07-19 A1F90E BCN → EWR Jul 19, 14:55 UTCJul 19, 22:30 UTC7h 35m - -
2026-07-18 A1F90E BCN → EWR Jul 18, 10:32 UTCJul 18, 18:18 UTC7h 46m +32m +1m
2026-07-18 A1F90E BCN → EWR Jul 18, 10:30 UTCJul 18, 18:15 UTC7h 45m - -
2026-07-17 AAA4DC BCN → EWR Jul 17, 10:35 UTCJul 17, 18:19 UTC7h 45m - -
2026-07-16 A2A915 BCN → EWR Jul 16, 11:25 UTCJul 16, 19:14 UTC7h 50m - -
2026-07-15 AAA893 BCN → EWR Jul 15, 10:42 UTCJul 15, 18:40 UTC7h 58m +42m -5m
2026-07-15 AAA893 BCN → EWR Jul 15, 10:42 UTCJul 15, 18:45 UTC8h 3m +42m on time
2026-07-15 AAA893 - Jul 15, 10:45 UTCJul 15, 12:30 UTC1h 45m - -
2026-07-14 A1D8FD BCN → EWR Jul 14, 10:45 UTCJul 14, 18:25 UTC7h 40m - -
2026-07-13 A1AA10 - Jul 13, 11:30 UTCJul 13, 12:00 UTC30m - -
2026-07-13 A1AA10 BCN → EWR Jul 13, 10:37 UTCJul 13, 19:18 UTC8h 41m +37m +5m
2026-07-12 AA92FF BCN → EWR Jul 12, 10:22 UTCJul 12, 18:16 UTC7h 54m +22m +6m
2026-07-12 AA92FF BCN → EWR Jul 12, 10:25 UTCJul 12, 18:20 UTC7h 55m - -
2026-07-11 AA92FF BCN → EWR Jul 11, 10:52 UTCJul 11, 18:23 UTC7h 31m +52m -9m
2026-07-11 AA92FF BCN → EWR Jul 11, 10:52 UTCJul 11, 18:22 UTC7h 30m +52m -10m
2026-07-11 AA92FF - Jul 11, 10:40 UTCJul 11, 11:45 UTC1h 5m - -
2026-07-10 A1D8FD BCN → EWR Jul 10, 10:10 UTCJul 10, 18:05 UTC7h 55m - -
2026-07-09 AA92FC BCN → EWR Jul 9, 10:22 UTCJul 9, 18:19 UTC7h 57m +22m -7m
2026-07-09 AA92FC - Jul 9, 10:30 UTCJul 9, 12:00 UTC1h 30m - -
2026-07-08 AAA893 BCN → EWR Jul 8, 10:40 UTCJul 8, 18:25 UTC7h 45m - -
2026-07-07 AA4440 BCN → EWR Jul 7, 11:41 UTCJul 7, 19:49 UTC8h 8m +101m -15m
2026-07-07 AA4440 - Jul 7, 12:20 UTCJul 7, 13:50 UTC1h 30m - -

Performance history

Flights tracked
173 showing last 30
Avg arrival delay
-3m
On-time arrival
100% 100% on time
Aircraft used
14

Monthly activity 4 months

Month Flights tracked
July 2026 39
June 2026 48
May 2026 50
April 2026 36

UAL121 frequently asked

Where does flight UAL121 fly?
UAL121 (United Airlines) flies from BCN to EWR. View the full route page.
How long is flight UAL121?
Based on observed flights, UAL121 takes on average 6h 44m from takeoff to landing.
How often does UAL121 fly?
UAL121 has been observed flying several times a week in our tracking data. We've recorded 173 flights under this callsign.
Is flight UAL121 usually on time?
Across recent flights, UAL121 arrives 3 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL121?
UAL121 has been operated by 14 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL121 live?
Yes. When UAL121 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.