UAL3931

Flight

Status

Completed

Arrival confirmed via

ADS-B (ground reading)

Departure

Chicago O'Hare International Airport (ORD) — Chicago, United States

Est. departure time

2026-09-15 02:47 UTC (approx.)

Arrival

San Francisco International Airport (SFO) — San Francisco, United States

Distance flown

3294 km

Straight-line distance

2964 km

Approach distance

72 km

Aircraft

Registration

N61111

Type

Boeing 787-9

Seats

257 total (149 Economy, 39 Economy Plus, 21 Premium Plus, 48 Polaris) (typical for type, not this tail)

Altitude & speed

Max altitude

40,000 ft

Max ground speed

503 kt

Tracked

4h 4m · 3,142 km

Altitude (ft, max 40,000)

Ground speed (kt, max 503)

Altitude (ft, max 40,000)

Ground speed (kt, max 503)

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

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-02 20:23 UTC	UAL3931	SFO → DEN San Francisco → Denver	N19986	Boeing 787-9	Completed	1685 km
2026-09-29 23:09 UTC	UAL3931	EWR → ORD Newark → Chicago	N451UA	Airbus A320 233	Completed	1242 km
2026-09-25 14:41 UTC	UAL3931	PSP → DEN Palm Springs → Denver	N37274	Boeing 737-800	Completed	1312 km
2026-09-23 10:31 UTC	UAL3931	IAH → SFO Houston → San Francisco	N14506	Airbus A321 Neo	Completed	2786 km
2026-09-22 05:33 UTC	UAL3931	CLE → EWR Cleveland → Newark	N14548	Airbus A321 Neo	Completed	679 km
2026-09-21 10:59 UTC	UAL3931	ORD → BUF Chicago → Buffalo	N38268	Boeing 737-800	Completed	785 km
2026-09-19 14:09 UTC	UAL3931	TUL → DEN Tulsa → Denver	N801UA	Airbus A319	Completed	1006 km
2026-09-17 04:13 UTC	UAL3931	SFO → LAX San Francisco → Los Angeles	N17564	Boeing 737 MAX 9	Completed	651 km
2026-09-15 03:06 UTC	UAL3931	ORD → SFO Chicago → San Francisco	N61111	Boeing 787-9	Completed	3294 km
2026-09-08 03:55 UTC	UAL3931	ORD → DEN Chicago → Denver	N828UA	Airbus A319	Completed	1555 km
2026-09-03 15:03 UTC	UAL3931	MSO → DEN Missoula → Denver	N17233	Boeing 737-800	Completed	1267 km
2026-09-02 23:14 UTC	UAL3931	PDX → SFO Portland → San Francisco	N57478	Boeing 737 MAX 9	Completed	1052 km
2026-09-01 12:38 UTC	UAL3931	IAD → BWI Washington, DC → Baltimore	N39450	Boeing 737-900	Completed	199 km
2026-08-27 17:48 UTC	UAL3931	LAX → SFO Los Angeles → San Francisco	N774UA	Boeing 777-200ER	Completed	630 km
2026-08-26 01:13 UTC	UAL3931	EWR → IAD Newark → Washington, DC	N67058	Boeing 767-400ER	Completed	447 km
2026-08-20 05:17 UTC	UAL3931	SEA → SFO Seattle → San Francisco	N37472	Boeing 737 MAX 9	Completed	2148 km
2026-08-15 18:06 UTC	UAL3931	EWR → IAD Newark → Washington, DC	N68061	Boeing 767-400ER	Completed	~7345 km est. (622 km recorded)
2026-08-12 12:04 UTC	UAL3931	EWR → ROC Newark → Rochester	N37456	Boeing 737-900	Completed	5302 km
2026-08-11 18:32 UTC	UAL3931	FAI → SFO Fairbanks → San Francisco	N17460	Boeing 737 MAX 9	Completed	5278 km