Apparatus

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flight_takeoff Flight

UAL390

Operated by United Airlines

Live map

Live map filtered to UAL390. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SNA KSNA VFR

John Wayne Orange County International Airport

Santa Ana, US

Local time
18:46 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
56 ft
Coordinates
33.6751, -117.8693

cloud Weather

Wind
240° / 10 kt
Visibility
10 SM
Ceiling
FEW 5,000 ft
Temp / Dew
19°C / 12°C
Altimeter
29.99 inHg

Obs: 2026-05-30T00:53:00.000Z

Raw METAR / TAF 
METAR KSNA 300053Z COR 24010KT 10SM FEW050 19/12 A2999 RMK AO2 SLP155 T01940117 $

TAF KSNA 292332Z 3000/3024 23010KT P6SM SCT030 FM300400 VRB04KT P6SM SCT020 TEMPO 3009/3012 BKN020 FM301200 VRB04KT P6SM BKN018 FM301700 VRB04KT P6SM SCT018 FM301900 22010KT P6SM SKC

flight Live Traffic

flight_takeoff 68 Departures
flight_land 63 Arrivals

Arrival

SFO KSFO MVFR

San Francisco International Airport

San Francisco, US

Local time
18:46 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
270° / 14G20 kt
Visibility
10 SM
Ceiling
FEW 400 ft, BKN 1,800 ft, BKN 3,700 ft
Temp / Dew
16°C / 11°C
Altimeter
30.08 inHg

Obs: 2026-05-30T00:56:00.000Z

Raw METAR / TAF 
METAR KSFO 300056Z 27014G20KT 10SM FEW004 BKN018 BKN037 16/11 A3008 RMK AO2 SLP186 T01560111

TAF KSFO 292320Z 3000/3106 27012KT P6SM BKN025 FM300400 26010KT P6SM OVC010 FM300900 26005KT P6SM BKN015 FM301700 29010KT P6SM SKC FM302000 28018KT P6SM SKC

warning FAA Advisories

  • Ground Delay: low ceilings (avg 1 hour and 5 minutes)

flight Live Traffic

flight_takeoff 251 Departures
flight_land 268 Arrivals

Recent history last 9

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-16 A2B134 SNA → SFO May 16, 13:01 UTCMay 16, 23:45 UTC10h 44m - -
2026-05-02 A5CF41 SNA → SFO May 2, 17:05 UTCMay 2, 17:25 UTC20m - -
2026-05-02 A5CF41 SNA → SFO May 2, 13:05 UTCMay 2, 16:25 UTC3h 20m - -
2026-05-02 A5CF41 SNA → SFO May 2, 13:10 UTCMay 2, 17:18 UTC4h 8m +18m -6m
2026-04-25 A12797 SNA → SFO Apr 25, 17:20 UTCApr 25, 17:30 UTC10m - -
2026-04-25 A12797 SNA → SFO Apr 25, 13:10 UTCApr 25, 17:33 UTC4h 23m +18m +15m
2026-04-25 A12797 SNA → SFO Apr 25, 13:05 UTCApr 25, 16:25 UTC3h 20m - -
2026-04-18 A5CC11 - Apr 18, 17:25 UTCApr 18, 17:40 UTC15m - -
2026-04-18 A5CC11 - Apr 18, 13:25 UTCApr 18, 16:45 UTC3h 20m - -

Performance history

Flights tracked
9
Avg arrival delay
+5m
On-time arrival
100% 100% on time
Aircraft used
4

Monthly activity 2 months

Month Flights tracked
May 2026 4
April 2026 5

UAL390 frequently asked

Where does flight UAL390 fly?
UAL390 (United Airlines) flies from SNA to SFO. View the full route page.
How long is flight UAL390?
Based on observed flights, UAL390 takes on average 3h 20m from takeoff to landing.
How often does UAL390 fly?
UAL390 has been observed flying occasionally in our tracking data. We've recorded 9 flights under this callsign.
Is flight UAL390 usually on time?
Across recent flights, UAL390 arrives with an average 5-minute delay. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL390?
UAL390 has been operated by 4 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL390 live?
Yes. When UAL390 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.