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UAL3979

GUM → SIN · Boeing 787-9 · United Airlines

Flight

Status
Completed
Arrival confirmed via
ADS-B (ground reading)
Departure
Antonio B. Won Pat International Airport (GUM) — Hagåtña, Guam International Airport, Guam
Departed
2026-09-26 01:20 UTC
Arrival
Singapore Changi Airport (SIN) — Singapore, Singapore
Distance flown
4945 km
Straight-line distance
4687 km
Approach distance
58 km

Aircraft

Registration
N27958
Type
Boeing 787-9
Seats
252 total (116 Economy, 88 Economy Plus, 48 Polaris)

Altitude & speed

Max altitude
40,000 ft
Max ground speed
533 kt
Tracked
5h 47m · 4,945 km
Altitude (ft, max 40,000)
021,60043,2000m1h 0m2h 0m3h 0m4h 0m5h 0m
Ground speed (kt, max 533)
02885760m1h 0m2h 0m3h 0m4h 0m5h 0m
Altitude (ft, max 40,000)
021,60043,2000m2h 0m4h 0m
Ground speed (kt, max 533)
02885760m2h 0m4h 0m

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

United Airlines (UAL)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-09-26 01:20 UTC UAL3979 GUM → SIN
Hagåtña, Guam International Airport → Singapore
 N27958 Boeing 787-9 Completed 4945 km

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