Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1540

Operated by United Airlines

Live map

Live map filtered to UAL1540. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SJO MROC VFR

Juan Santamaría International Airport

San José (Alajuela), CR

Local time
11:22 CST
Timezone
America/Costa_Rica
Type
Large Airport
Elevation
3,021 ft
Coordinates
9.9939, -84.2088

cloud Weather

Wind
100° / 17G27 kt
Visibility
6 SM
Ceiling
FEW 3,500 ft, BKN 16,000 ft
Temp / Dew
26°C / 18°C
Altimeter
29.99 inHg

Obs: 2026-08-28T17:00:00.000Z

Raw METAR / TAF 
METAR MROC 281700Z 10017G27KT 9999 FEW035 BKN160 26/18 A2999 NOSIG

TAF MROC 281714Z 2818/2918 10017KT 9999 SCT030 TX30/2819Z TN23/2910Z TEMPO 2818/2822 10018G28KT TEMPO 2914/2918 10015G25KT

Arrival

EWR KEWR VFR

Newark Liberty International Airport

Newark, US

Local time
13:22 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
18 ft
Coordinates
40.6894, -74.1705

cloud Weather

Wind
360° / 7 kt
Visibility
10 SM
Ceiling
FEW 3,500 ft, FEW 17,000 ft, BKN 25,000 ft
Temp / Dew
28°C / 18°C
Altimeter
30.00 inHg

Obs: 2026-08-28T16:51:00.000Z

Raw METAR / TAF 
METAR KEWR 281651Z 36007KT 10SM FEW035 FEW170 BKN250 28/18 A3000 RMK AO2 SLP158 T02830178

TAF KEWR 281441Z 2815/2918 VRB05KT P6SM FEW015 BKN040 FM281700 31008KT P6SM SCT040 BKN070 PROB30 2820/2824 4SM -SHRA BR BKN040 FM290100 35009KT P6SM FEW040

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A4491A SJO → EWR Jul 26, 12:20 UTCJul 26, 17:35 UTC5h 15m - -
2026-07-25 A5D68A SJO → EWR Jul 25, 12:20 UTCJul 25, 17:25 UTC5h 5m - -
2026-07-24 A12EE0 SJO → EWR Jul 24, 12:25 UTCJul 24, 17:35 UTC5h 10m - -
2026-07-23 A5D319 SJO → EWR Jul 23, 12:30 UTCJul 23, 17:45 UTC5h 15m - -
2026-07-22 A44917 - Jul 22, 13:40 UTCJul 22, 18:50 UTC5h 10m - -
2026-07-21 A449A4 - Jul 21, 12:45 UTCJul 21, 17:45 UTC5h 0m - -
2026-07-20 A12AE5 - Jul 20, 12:15 UTCJul 20, 17:25 UTC5h 10m - -
2026-07-19 A12B4D - Jul 19, 12:20 UTCJul 19, 17:25 UTC5h 5m - -
2026-07-18 AA7AA0 - Jul 18, 12:30 UTCJul 18, 17:45 UTC5h 15m - -
2026-07-17 A12AC1 - Jul 17, 12:25 UTCJul 17, 17:35 UTC5h 10m - -
2026-07-16 A2BB83 - Jul 16, 12:20 UTCJul 16, 17:40 UTC5h 20m - -
2026-07-15 A445AB - Jul 15, 12:25 UTCJul 15, 17:40 UTC5h 15m - -
2026-07-14 A4493C - Jul 14, 12:20 UTCJul 14, 17:40 UTC5h 20m - -
2026-07-13 A2BC5A - Jul 13, 12:35 UTCJul 13, 17:50 UTC5h 15m - -
2026-07-12 A4491C - Jul 12, 12:25 UTCJul 12, 17:40 UTC5h 15m - -
2026-07-11 AA7F23 - Jul 11, 12:20 UTCJul 11, 17:40 UTC5h 20m - -
2026-07-10 A448F6 - Jul 10, 12:25 UTCJul 10, 17:50 UTC5h 25m - -
2026-07-09 A448D1 - Jul 9, 12:15 UTCJul 9, 17:50 UTC5h 35m - -
2026-07-08 A12AE5 FLL → SFO Jul 8, 12:15 UTCJul 8, 17:30 UTC5h 15m - -
2026-07-07 A44939 PPM → SFO Jul 7, 12:25 UTCJul 7, 17:50 UTC5h 25m - -
2026-07-06 AA7F4E - Jul 6, 12:40 UTCJul 6, 17:55 UTC5h 15m - -
2026-07-05 A449A3 - Jul 5, 12:25 UTCJul 5, 17:55 UTC5h 30m - -
2026-07-04 A12B07 - Jul 4, 12:25 UTCJul 4, 17:45 UTC5h 20m - -
2026-07-03 A448D1 - Jul 3, 12:20 UTCJul 3, 17:45 UTC5h 25m - -
2026-07-02 A12B2F FXE → SFO Jul 2, 12:45 UTCJul 2, 18:10 UTC5h 25m - -
2026-07-02 A12B2F FLL → SFO Jul 2, 12:20 UTCJul 2, 18:00 UTC5h 40m +17m -17m
2026-07-01 A44918 - Jul 1, 12:10 UTCJul 1, 17:40 UTC5h 30m - -
2026-07-01 A44918 FLL → SFO Jul 1, 12:12 UTCJul 1, 17:32 UTC5h 20m +17m -6m
2026-07-01 AC0B7F ORD → TUL Jul 1, 02:50 UTCJul 1, 04:15 UTC1h 25m - -
2026-06-30 A12E80 ORD → TUL Jun 30, 02:53 UTCJun 30, 04:03 UTC1h 10m +33m -10m

Performance history

Flights tracked
136 showing last 30
Avg arrival delay
-11m
On-time arrival
100% 100% on time
Aircraft used
26

Monthly activity 4 months

Month Flights tracked
July 2026 29
June 2026 36
May 2026 54
April 2026 17

UAL1540 frequently asked

Where does flight UAL1540 fly?
UAL1540 (United Airlines) flies from SJO to EWR. View the full route page.
How long is flight UAL1540?
Based on observed flights, UAL1540 takes on average 5h 2m from takeoff to landing.
How often does UAL1540 fly?
UAL1540 has been observed flying daily in our tracking data. We've recorded 136 flights under this callsign.
Is flight UAL1540 usually on time?
Across recent flights, UAL1540 arrives 11 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1540?
UAL1540 has been operated by 26 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1540 live?
Yes. When UAL1540 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.