Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL388

Operated by United Airlines

Live map

Live map filtered to UAL388. Shown when the flight is currently airborne.

Route airports View route page →

Departure

LAX KLAX VFR

Los Angeles International Airport

Los Angeles, US

Local time
18:06 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
125 ft
Coordinates
33.9425, -118.4080

cloud Weather

Wind
240° / 15 kt
Visibility
10 SM
Ceiling
FEW 2,000 ft, SCT 3,200 ft, SCT 6,000 ft
Temp / Dew
18°C / 13°C
Altimeter
30.00 inHg

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

Raw METAR / TAF 
METAR KLAX 300053Z 24015KT 10SM FEW020 SCT032 SCT060 18/13 A3000 RMK AO2 SLP156 T01830128 $

TAF KLAX 292329Z 3000/3106 26014G22KT P6SM SKC FM300200 26010KT P6SM SKC FM300500 VRB03KT P6SM SKC FM300900 VRB03KT P6SM OVC010 FM301700 24006KT P6SM SCT015 FM301800 26012KT P6SM SKC FM310400 VRB03KT P6SM SKC

warning FAA Advisories

  • Closed: !LAX 05/277 LAX AD AP CLSD TO NON SKED TRANSIENT GA ACFT EXC 24HR PPR CTC ATLANTIC AVIATION 310-258-9884 OR SIGNATURE AVIATION 310-410-9605 2605271826-2705281600 (May 27 at 18:26 UTC. – May 28 at 16:00 UTC.)

flight Live Traffic

flight_takeoff 320 Departures
flight_land 366 Arrivals

Arrival

SEA KSEA VFR

Seattle–Tacoma International Airport

Seattle, US

Local time
18:06 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
30° / 10 kt
Visibility
10 SM
Ceiling
FEW 5,000 ft, BKN 7,000 ft
Temp / Dew
14°C / 8°C
Altimeter
30.08 inHg

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

Raw METAR / TAF 
METAR KSEA 300053Z 03010KT 10SM FEW050 BKN070 14/08 A3008 RMK AO2 SLP192 T01440083 $

TAF KSEA 292339Z 3000/3106 03005KT P6SM FEW020 BKN035 FM300300 03010KT P6SM BKN050 FM301200 10005KT P6SM BKN030 FM301900 28006KT P6SM BKN070

flight Live Traffic

flight_takeoff 240 Departures
flight_land 285 Arrivals

Recent history last 12

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-23 A5D28C LAX → SEA May 23, 14:53 UTCMay 23, 18:52 UTC3h 59m +22m -6m
2026-05-23 A5D28C LAX → SEA May 23, 14:45 UTCMay 23, 17:50 UTC3h 5m - -
2026-05-16 AA7F06 LAX → SEA May 16, 14:53 UTCMay 16, 19:10 UTC4h 17m +22m -11m
2026-05-16 AA7F06 LAX → SEA May 16, 14:46 UTCMay 16, 15:16 UTC30m - -
2026-05-09 AA7E9A LAX → SEA May 9, 15:05 UTCMay 9, 18:05 UTC3h 0m - -
2026-05-09 AA7E9A LAX → SEA May 9, 15:07 UTCMay 9, 19:06 UTC3h 59m +36m -11m
2026-05-02 A5D713 LAX → SEA May 2, 18:40 UTCMay 2, 18:55 UTC15m - -
2026-05-02 A5D713 LAX → SEA May 2, 14:40 UTCMay 2, 15:10 UTC30m - -
2026-04-25 A5D713 LAX → SEA Apr 25, 18:50 UTCApr 25, 19:10 UTC20m - -
2026-04-25 A5D713 LAX → SEA Apr 25, 14:45 UTCApr 25, 17:55 UTC3h 10m - -
2026-04-18 AA7F23 LAX → SEA Apr 18, 14:53 UTCApr 18, 19:02 UTC4h 9m +22m +4m
2026-04-18 AA7F23 LAX → SEA Apr 18, 14:40 UTCApr 18, 18:55 UTC4h 15m - -

Performance history

Flights tracked
12
Avg arrival delay
-6m
On-time arrival
100% 100% on time
Aircraft used
5

Monthly activity 2 months

Month Flights tracked
May 2026 8
April 2026 4

UAL388 frequently asked

Where does flight UAL388 fly?
UAL388 (United Airlines) flies from LAX to SEA. View the full route page.
How long is flight UAL388?
Based on observed flights, UAL388 takes on average 2h 37m from takeoff to landing.
How often does UAL388 fly?
UAL388 has been observed flying several times a week in our tracking data. We've recorded 12 flights under this callsign.
Is flight UAL388 usually on time?
Across recent flights, UAL388 arrives 6 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL388?
UAL388 has been operated by 5 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL388 live?
Yes. When UAL388 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.