Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL3870

Operated by United Airlines

Live map

Live map filtered to UAL3870. Shown when the flight is currently airborne.

Route airports View route page →

Departure

IAB KIAB MVFR

McConnell Air Force Base

Wichita, US

Local time
05:07 CDT
Timezone
America/Chicago
Type
Medium Airport
Elevation
1,371 ft
Coordinates
37.6219, -97.2682

cloud Weather

Wind
220° / 16G23 kt
Visibility
10 SM
Ceiling
BKN 1,000 ft
Temp / Dew
19°C / 18°C
Altimeter
29.72 inHg

Obs: 2026-04-15T09:32:00.000Z

Raw METAR / TAF 
SPECI KIAB 150932Z AUTO 22016G23KT 10SM BKN010 19/18 A2972 RMK AO2 LTG DSNT NE-E BKN V SCT SLP054 PWINO $

TAF KIAB 150200Z 1502/1608 19020G30KT 9000 -SHRA VCTS SCT030CB BKN140 OVC200 QNH2972INS TEMPO 1502/1504 VRB30G45KT 3200 +TSRA BKN015CB OVC100 BECMG 1506/1507 18020G30KT 9999 VCSH SCT012 BKN020 OVC120 520104 QNH2972INS BECMG 1514/1515 25012G20KT 9999 NSW SCT020 OVC130 510003 QNH2969INS BECMG 1523/1524 24015G22KT 9000 SHRA VCTS SCT015CB BKN060 OVC120 QNH2971INS BECMG 1603/1604 17010KT 9999 NSW FEW020 QNH2978INS TX24/1520Z TN18/1512Z

Arrival

SFO KSFO MVFR

San Francisco International Airport

San Francisco, US

Local time
03:07 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
250° / 5 kt
Visibility
10 SM
Ceiling
BKN 2,000 ft
Temp / Dew
12°C / 8°C
Altimeter
30.10 inHg

Obs: 2026-04-15T09:56:00.000Z

Raw METAR / TAF 
METAR KSFO 150956Z 25005KT 10SM BKN020 12/08 A3010 RMK AO2 SLP192 T01170078 $

TAF KSFO 150900Z 1509/1612 28010KT P6SM BKN020 FM151400 28014KT P6SM BKN050 FM151900 27018KT P6SM BKN150 FM160400 27015KT P6SM BKN030

flight Live Traffic

flight_takeoff 126 Departures
flight_land 106 Arrivals

Recent history last 2

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-04-13 A8D4EF IAB → SFO Apr 13, 22:54 UTCApr 13, 23:27 UTC33m +14m +4m
2026-04-13 A8D4EF IAB → SFO Apr 13, 22:00 UTCApr 13, 22:35 UTC35m - -

Performance history

Flights tracked
2
Avg arrival delay
+4m
On-time arrival
100% 100% on time
Aircraft used
1

Monthly activity 1 month

Month Flights tracked
April 2026 2

UAL3870 frequently asked

Where does flight UAL3870 fly?
UAL3870 (United Airlines) flies from IAB to SFO. View the full route page.
How long is flight UAL3870?
Based on observed flights, UAL3870 takes on average 34m from takeoff to landing.
How often does UAL3870 fly?
UAL3870 has been observed flying rarely in our tracking data. We've recorded 2 flights under this callsign.
Is flight UAL3870 usually on time?
Across recent flights, UAL3870 arrives with an average 4-minute delay. 100% of flights arrive within 15 minutes of schedule.
Can I track UAL3870 live?
Yes. When UAL3870 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.