Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL2840

Operated by United Airlines

Live map

Live map filtered to UAL2840. Shown when the flight is currently airborne.

Route airports View route page →

Departure

GUM PGUM VFR

Antonio B. Won Pat International Airport

Hagåtña, GU

Local time
23:04 GMT+10
Timezone
Pacific/Guam
Type
Large Airport
Elevation
298 ft
Coordinates
13.4850, 144.7973

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
25°C / 24°C
Altimeter
29.93 inHg

Obs: 2026-10-12T12:54:00.000Z

Raw METAR / TAF 
METAR PGUM 121254Z 00000KT 10SM CLR 25/24 A2993 RMK AO2 SLP127 T02500239 $

TAF PGUM 121140Z 1212/1318 30006KT P6SM VCSH SCT025 SCT050

flight Live Traffic

flight_takeoff 0 Departures
flight_land 3 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
06:04 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
280° / 5 kt
Visibility
10 SM
Ceiling
FEW 9,000 ft
Temp / Dew
11°C / 7°C
Altimeter
29.85 inHg

Obs: 2026-10-12T12:56:00.000Z

Raw METAR / TAF 
METAR KSFO 121256Z 28005KT 10SM FEW090 11/07 A2985 RMK AO2 SLP109 T01060067 $

TAF KSFO 121120Z 1212/1318 26004KT P6SM FEW020 FEW090 FM122200 28012KT P6SM SKC FM130300 28006KT P6SM SKC

flight Live Traffic

flight_takeoff 111 Departures
flight_land 183 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A0ACBB GUM → SFO Jul 26, 08:20 UTCJul 26, 11:00 UTC2h 40m - -
2026-07-25 A05DBC GUM → SFO Jul 25, 08:15 UTCJul 25, 10:50 UTC2h 35m - -
2026-07-24 A41632 GUM → SFO Jul 24, 08:10 UTCJul 24, 10:45 UTC2h 35m - -
2026-07-23 A37FA1 GUM → SFO Jul 23, 08:25 UTCJul 23, 11:00 UTC2h 35m - -
2026-07-22 A44521 GUM → SFO Jul 22, 10:25 UTCJul 22, 11:50 UTC1h 25m - -
2026-07-21 A0ACB6 GUM → SFO Jul 21, 08:45 UTCJul 21, 11:25 UTC2h 40m - -
2026-07-20 A0ACFD - Jul 20, 08:25 UTCJul 20, 11:00 UTC2h 35m - -
2026-07-19 A6C247 LAS → IAH Jul 19, 08:20 UTCJul 19, 10:55 UTC2h 35m - -
2026-07-18 AACD50 - Jul 18, 08:15 UTCJul 18, 10:45 UTC2h 30m - -
2026-07-17 AA7427 - Jul 17, 08:30 UTCJul 17, 11:04 UTC2h 35m - -
2026-07-16 A37FA1 - Jul 16, 08:10 UTCJul 16, 10:55 UTC2h 45m - -
2026-07-15 AAC954 - Jul 15, 08:15 UTCJul 15, 10:45 UTC2h 30m - -
2026-07-14 A12378 - Jul 14, 08:05 UTCJul 14, 10:40 UTC2h 35m - -
2026-07-13 AB1B3E - Jul 13, 08:10 UTCJul 13, 10:40 UTC2h 30m - -
2026-07-12 A0ACFD - Jul 12, 08:15 UTCJul 12, 10:50 UTC2h 35m - -
2026-07-11 A4495C - Jul 11, 08:20 UTCJul 11, 10:55 UTC2h 35m - -
2026-07-10 AA7E79 - Jul 10, 08:05 UTCJul 10, 10:35 UTC2h 30m - -
2026-07-09 AAC954 LAS → IAH Jul 9, 08:12 UTCJul 9, 10:29 UTC2h 17m +13m -2m
2026-07-09 AAC954 - Jul 9, 07:55 UTCJul 9, 10:25 UTC2h 30m - -
2026-07-08 A9B4DE - Jul 8, 08:20 UTCJul 8, 10:50 UTC2h 30m - -
2026-07-08 A9B4DE LAS → IAH Jul 8, 08:12 UTCJul 8, 10:49 UTC2h 37m +13m -10m
2026-07-07 A441F5 - Jul 7, 08:10 UTCJul 7, 10:30 UTC2h 20m - -
2026-07-06 A41743 - Jul 6, 08:05 UTCJul 6, 10:35 UTC2h 30m - -
2026-07-06 A41743 LAS → IAH Jul 6, 08:12 UTCJul 6, 10:29 UTC2h 17m +13m -10m
2026-07-04 A98D7E - Jul 4, 08:05 UTCJul 4, 10:30 UTC2h 25m - -
2026-07-03 A43EED - Jul 3, 08:00 UTCJul 3, 10:25 UTC2h 25m - -
2026-07-02 A81006 - Jul 2, 11:25 UTCJul 2, 13:55 UTC2h 30m - -
2026-07-01 A3F621 - Jul 1, 08:05 UTCJul 1, 10:40 UTC2h 35m - -
2026-06-30 A43EA2 - Jun 30, 08:55 UTCJun 30, 11:25 UTC2h 30m - -
2026-06-29 AAA616 - Jun 29, 08:09 UTCJun 29, 10:34 UTC2h 25m - -

Performance history

Flights tracked
76 showing last 30
Avg arrival delay
-7m
On-time arrival
100% 100% on time
Aircraft used
24

Monthly activity 3 months

Month Flights tracked
July 2026 28
June 2026 37
May 2026 11

UAL2840 frequently asked

Where does flight UAL2840 fly?
UAL2840 (United Airlines) flies from GUM to SFO. View the full route page.
How long is flight UAL2840?
Based on observed flights, UAL2840 takes on average 2h 29m from takeoff to landing.
How often does UAL2840 fly?
UAL2840 has been observed flying daily in our tracking data. We've recorded 76 flights under this callsign.
Is flight UAL2840 usually on time?
Across recent flights, UAL2840 arrives 7 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL2840?
UAL2840 has been operated by 24 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL2840 live?
Yes. When UAL2840 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.