Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL438

Operated by United Airlines

Live map

Live map filtered to UAL438. Shown when the flight is currently airborne.

Route airports View route page →

Departure

BOI KBOI VFR

Boise Air Terminal/Gowen Field

Boise, US

Local time
18:35 MDT
Timezone
America/Boise
Type
Large Airport
Elevation
2,871 ft
Coordinates
43.5644, -116.2230

cloud Weather

Wind
270° / 5 kt
Visibility
10 SM
Ceiling
FEW 6,000 ft
Temp / Dew
16°C / 1°C
Altimeter
29.93 inHg

Obs: 2026-04-14T23:53:00.000Z

Raw METAR / TAF 
METAR KBOI 142353Z 27005KT 10SM FEW060 16/01 A2993 RMK AO2 SLP132 T01560006 10156 20094 56022

TAF KBOI 142325Z 1500/1524 VRB06KT P6SM BKN120 FM150200 13010KT P6SM SCT050 OVC100 FM151000 VRB06KT P6SM -SHRA SCT020 OVC035 FM151300 13012KT 6SM -SHRA BR SCT010 OVC020 TEMPO 1523/1524 31020G35KT 3SM SHRA BR OVC015

flight Live Traffic

flight_takeoff 34 Departures
flight_land 27 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
17:35 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
290° / 18G27 kt
Visibility
10 SM
Ceiling
FEW 2,700 ft
Temp / Dew
15°C / 7°C
Altimeter
30.17 inHg

Obs: 2026-04-14T23:56:00.000Z

Raw METAR / TAF 
METAR KSFO 142356Z 29018G27KT 10SM FEW027 15/07 A3017 RMK AO2 PK WND 29029/2302 SLP215 T01500067 10161 20139 56014 $

TAF KSFO 142320Z 1500/1606 28015KT P6SM SCT025 FM150800 27011KT P6SM SCT025 BKN150 FM151800 27018KT P6SM BKN150

flight Live Traffic

flight_takeoff 207 Departures
flight_land 218 Arrivals

Recent history last 3

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-04-14 A126ED BOI → SFO Apr 14, 09:10 UTCApr 14, 11:05 UTC1h 55m - -
2026-04-14 A126ED BOI → SFO Apr 14, 08:45 UTCApr 14, 09:05 UTC20m - -
2026-04-14 A126ED BOI → SFO Apr 14, 05:20 UTCApr 14, 07:05 UTC1h 45m - -

Performance history

Flights tracked
3
Avg arrival delay
-
On-time arrival
-
Aircraft used
1

Monthly activity 1 month

Month Flights tracked
April 2026 3

UAL438 frequently asked

Where does flight UAL438 fly?
UAL438 (United Airlines) flies from BOI to SFO. View the full route page.
How long is flight UAL438?
Based on observed flights, UAL438 takes on average 1h 20m from takeoff to landing.
How often does UAL438 fly?
UAL438 has been observed flying rarely in our tracking data. We've recorded 3 flights under this callsign.
Can I track UAL438 live?
Yes. When UAL438 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.