UAL3863

Flight

Status

Completed

Arrival confirmed via

ADS-B (ground reading)

Departure

Washington Dulles International Airport (IAD) — Washington, DC, United States

Departed

2026-09-18 02:09 UTC

Arrival

George Bush Intercontinental Houston Airport (IAH) — Houston, United States

Distance flown

2014 km

Straight-line distance

1913 km

Approach distance

60 km

Registration

Type

Boeing 757-200

Seats

169 total (108 Economy, 45 Economy Plus, 16 Polaris)

Max altitude

36,025 ft

Max ground speed

506 kt

Tracked

2h 19m · 1,949 km

Altitude (ft, max 36,025)

Ground speed (kt, max 506)

Altitude (ft, max 36,025)

Ground speed (kt, max 506)

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.

United Airlines (UAL)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-09-18 02:09 UTC	UAL3863	IAD → IAH Washington, DC → Houston	N21108	Boeing 757-200	Completed	2014 km
2026-09-04 08:48 UTC	UAL3863	GVA → EWR Geneva → Newark	N686UA	Boeing B767 300ER	Completed	7130 km
2026-08-27 16:39 UTC	UAL3863	RDU → TPA Raleigh/Durham → Tampa	N73256	Boeing 737-800	Completed	1202 km
2026-08-21 15:53 UTC	UAL3863	EWR → SFO Newark → San Francisco	N786UA	Boeing 777-200ER	Completed	6078 km
2026-08-13 14:20 UTC	UAL3863	? → IAH ? → Houston	N27273	Boeing 737 MAX 8	Completed	683 km