Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1839

Operated by United Airlines

Live map

Live map filtered to UAL1839. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SAN KSAN VFR

San Diego International Airport

San Diego, US

Local time
00:21 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
17 ft
Coordinates
32.7336, -117.1900

cloud Weather

Wind
300° / 3 kt
Visibility
10 SM
Ceiling
SCT 1,900 ft
Temp / Dew
17°C / 13°C
Altimeter
30.05 inHg

Obs: 2026-05-30T06:51:00.000Z

Raw METAR / TAF 
METAR KSAN 300651Z 30003KT 10SM SCT019 17/13 A3005 RMK AO2 SLP176 T01670128

TAF KSAN 300520Z 3006/3112 VRB04KT P6SM BKN018 TEMPO 3008/3012 SCT018 FM301600 VRB04KT P6SM SCT018 FM301900 29011KT P6SM SKC FM310300 VRB04KT P6SM SCT015 FM310600 VRB04KT P6SM OVC015

warning FAA Advisories

  • Closed: !SAN 03/071 SAN AD AP CLSD TO NON SKED TRANSIENT GA ACFT EXC PPR 619-298-7704 2603181300-2610010800 (Mar 18 at 13:00 UTC. – Oct 01 at 08:00 UTC.)

flight Live Traffic

flight_takeoff 89 Departures
flight_land 48 Arrivals

Arrival

DEN KDEN VFR

Denver International Airport

Denver, US

Local time
01:21 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
5,431 ft
Coordinates
39.8600, -104.6738

cloud Weather

Wind
260° / 8 kt
Visibility
10 SM
Ceiling
FEW 10,000 ft, FEW 20,000 ft
Temp / Dew
14°C / 8°C
Altimeter
29.80 inHg

Obs: 2026-05-30T06:53:00.000Z

Raw METAR / TAF 
METAR KDEN 300653Z 26008KT 10SM FEW100 FEW200 14/08 A2980 RMK AO2 SLP015 T01390078 402830128

TAF KDEN 300538Z 3006/3112 VRB06KT P6SM FEW100 SCT200 FM300900 25006KT P6SM FEW100 SCT200 FM301400 28009KT P6SM SCT180 FM302100 33010KT P6SM VCSH SCT100 PROB30 3021/3101 VRB15G25KT -SHRA FM310300 27013KT P6SM FEW080 SCT100 FM310700 23011KT P6SM FEW100 SCT200

flight Live Traffic

flight_takeoff 173 Departures
flight_land 145 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-30 AB1644 SAN → DEN May 30, 01:58 UTCMay 30, 02:34 UTC36m +45m -2m
2026-05-30 AB1644 SAN → DEN May 30, 01:50 UTCMay 30, 02:35 UTC45m - -
2026-05-29 AC55F3 SAN → DEN May 29, 02:25 UTCMay 29, 03:10 UTC45m - -
2026-05-28 AC15D1 SAN → DEN May 28, 02:00 UTCMay 28, 02:45 UTC45m - -
2026-05-27 A12A82 SAN → DEN May 27, 01:49 UTCMay 27, 02:34 UTC45m - -
2026-05-26 A5E44C SAN → DEN May 26, 02:04 UTCMay 26, 02:55 UTC50m - -
2026-05-26 A5E44C SAN → DEN May 26, 01:56 UTCMay 26, 02:54 UTC58m +43m -8m
2026-05-25 AC5D61 SAN → DEN May 25, 03:50 UTCMay 25, 04:45 UTC55m - -
2026-05-24 A609D4 SAN → DEN May 24, 02:00 UTCMay 24, 02:50 UTC50m - -
2026-05-23 A5F581 SAN → DEN May 23, 02:15 UTCMay 23, 03:05 UTC49m - -
2026-05-22 AC523C SAN → DEN May 22, 02:00 UTCMay 22, 02:50 UTC50m - -
2026-05-21 AB6CB0 SAN → DEN May 21, 01:10 UTCMay 21, 02:00 UTC50m - -
2026-05-20 A57796 SAN → DEN May 20, 02:25 UTCMay 20, 03:10 UTC45m - -
2026-05-19 A61949 SAN → DEN May 19, 04:17 UTCMay 19, 05:32 UTC1h 15m +207m +67m
2026-05-19 A61949 SAN → DEN May 19, 04:20 UTCMay 19, 05:35 UTC1h 15m - -
2026-05-18 AB48E8 SAN → DEN May 18, 01:40 UTCMay 18, 02:25 UTC45m - -
2026-05-17 A94B72 SAN → DEN May 17, 01:40 UTCMay 17, 02:30 UTC50m - -
2026-05-16 AB9078 SAN → DEN May 16, 01:27 UTCMay 16, 02:20 UTC53m +37m +22m
2026-05-16 AB9078 SAN → DEN May 16, 01:15 UTCMay 16, 02:25 UTC1h 10m - -
2026-05-15 AB2169 SAN → DEN May 15, 02:25 UTCMay 15, 03:25 UTC1h 0m - -
2026-05-14 AB1DB2 SAN → DEN May 14, 01:10 UTCMay 14, 01:55 UTC45m - -
2026-05-13 A5CA4B SAN → DEN May 13, 01:35 UTCMay 13, 02:25 UTC50m - -
2026-05-11 A6246E SAN → DEN May 11, 01:15 UTCMay 11, 02:05 UTC50m - -
2026-05-10 AA7E51 SAN → DEN May 10, 01:55 UTCMay 10, 02:45 UTC50m - -
2026-05-09 AB9078 SAN → DEN May 9, 01:20 UTCMay 9, 02:15 UTC55m - -
2026-05-08 AC4E85 SAN → DEN May 8, 03:49 UTCMay 8, 04:44 UTC55m - -
2026-05-08 AC4E85 SAN → DEN May 8, 03:55 UTCMay 8, 04:43 UTC48m +185m +18m
2026-05-07 A5F938 SAN → DEN May 7, 01:15 UTCMay 7, 02:05 UTC50m - -
2026-05-06 AC4107 SAN → DEN May 6, 01:30 UTCMay 6, 02:15 UTC45m - -
2026-05-06 AC4107 SAN → DEN May 6, 01:27 UTCMay 6, 02:14 UTC47m +37m -4m

Performance history

Flights tracked
62 showing last 30
Avg arrival delay
+16m
On-time arrival
50% 50% on time
Aircraft used
23

Monthly activity 2 months

Month Flights tracked
May 2026 35
April 2026 27

UAL1839 frequently asked

Where does flight UAL1839 fly?
UAL1839 (United Airlines) flies from SAN to DEN. View the full route page.
How long is flight UAL1839?
Based on observed flights, UAL1839 takes on average 52m from takeoff to landing.
How often does UAL1839 fly?
UAL1839 has been observed flying several times a week in our tracking data. We've recorded 62 flights under this callsign.
Is flight UAL1839 usually on time?
Across recent flights, UAL1839 arrives with an average 16-minute delay. 50% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1839?
UAL1839 has been operated by 23 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1839 live?
Yes. When UAL1839 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.