UAL2866

For travellers

Departure · Atlanta (ATL)

Terminal N · Gate T20

Scheduled 17:58 · Departed 17:52 · early

Board status: Active

Airborne since 17:51 (ADS-B)

Arrival · San Francisco (SFO)

Terminal T3 · Gate E4 · Baggage belt CL-E7

Scheduled 20:08 · Estimated 19:47 · early

Board status: On time

In the air, ~3h 18m to go (24% of the route flown)

Board data from atl, sfo, updated 9 min ago; times local to each airport.

Flight

Status

In progress

Departure

Hartsfield Jackson Atlanta International Airport (ATL) — Atlanta, United States

Scheduled departure

2026-10-02 21:58 UTC

Departed

2026-10-02 21:51 UTC

Arrival

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

Scheduled arrival

2026-10-03 03:08 UTC

Estimated arrival

2026-10-03 02:47 UTC

Progress

24% · ~3h 18m remaining

Also flies as

UA2866

Distance flown

853 km

Straight-line distance

3435 km

Aircraft

Registration

N17420

Type

Boeing 737 MAX 9

Seats

179 total (117 Economy, 42 Economy Plus, 20 First) (typical for type, not this tail)

CO2 (EMEP est., total)

70.2 t (379 kg/pax Economy, 497 kg/pax Business)

Altitude & speed

Max altitude

33,825 ft

Max ground speed

463 kt

Tracked

1h 20m · 853 km

Note

still in progress - the track so far

Altitude (ft, max 33,825)

Ground speed (kt, max 463)

Altitude (ft, max 33,825)

Ground speed (kt, max 463)

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 21:51 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N17420	Boeing 737 MAX 9	In progress	~3435 km est.
2026-10-02 05:02 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N444UA	Airbus A320 233	Completed	478 km
2026-10-01 04:41 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N497UA	Airbus A320 233	Completed	487 km
2026-09-29 04:38 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N872UA	Airbus A319	Completed	486 km
2026-09-28 05:09 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N851UA	Airbus A319	Completed	481 km
2026-09-26 22:43 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N432UA	Airbus A320 233	Completed	3570 km
2026-09-26 04:44 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N4901U	Airbus A320 233	Completed	484 km
2026-09-25 04:41 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N811UA	Airbus A319	Completed	481 km
2026-09-24 22:07 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N37422	Boeing 737-900	Completed	3593 km
2026-09-24 05:13 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N76519	Boeing 737-800	Completed	475 km
2026-09-23 21:17 UTC	UAL2866	CLE → SFO Cleveland → San Francisco	N77537	Boeing 737-800	Completed	3811 km
2026-09-23 16:05 UTC	UAL2866	SFO → CLE San Francisco → Cleveland	N77537	Boeing 737-800	Completed	3555 km
2026-09-22 04:27 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N77295	Boeing 737-800	Completed	489 km
2026-09-21 22:06 UTC	UAL2866	CLE → SFO Cleveland → San Francisco	N73270	Boeing 737-800	Completed	3578 km
2026-09-20 23:28 UTC	UAL2866	CLE → SFO Cleveland → San Francisco	N34282	Boeing 737-800	Completed	3521 km
2026-09-19 04:46 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N24224	Boeing 737-800	Completed	493 km
2026-09-18 21:34 UTC	UAL2866	CLE → SFO Cleveland → San Francisco	N24224	Boeing 737-800	Completed	3739 km
2026-09-18 04:45 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N86534	Boeing 737-800	Completed	491 km
2026-09-17 21:31 UTC	UAL2866	CLE → SFO Cleveland → San Francisco	N86534	Boeing 737-800	Completed	3750 km
2026-09-17 04:46 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N37298	Boeing 737-800	Completed	499 km
2026-09-16 22:13 UTC	UAL2866	CLE → SFO Cleveland → San Francisco	N37298	Boeing 737-800	Completed	3765 km
2026-09-15 04:14 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N26215	Boeing 737-800	Completed	520 km
2026-09-14 21:13 UTC	UAL2866	CLE → SFO Cleveland → San Francisco	N73276	Boeing 737-800	Completed	3945 km
2026-09-14 04:53 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N76517	Boeing 737-800	Completed	511 km
2026-09-13 21:14 UTC	UAL2866	CLE → SFO Cleveland → San Francisco	N39297	Boeing 737-800	Completed	3799 km
2026-09-11 21:11 UTC	UAL2866	CLE → SFO Cleveland → San Francisco	N47291	Boeing 737 MAX 8	Completed	3799 km
2026-09-10 21:15 UTC	UAL2866	CLE → SFO Cleveland → San Francisco	N27270	Boeing 737 MAX 8	Completed	3786 km
2026-09-09 21:20 UTC	UAL2866	CLE → SFO Cleveland → San Francisco	N17346	Boeing 737 MAX 8	Completed	3663 km
2026-09-08 05:24 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N37365	Boeing 737 MAX 8	Completed	504 km
2026-09-07 21:20 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N479UA	Airbus A320 233	Completed	3680 km
2026-09-07 04:57 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N26232	Boeing 737-800	Completed	540 km
2026-09-05 04:26 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N27253	Boeing 737 MAX 8	Completed	564 km
2026-09-04 21:34 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N17347	Boeing 737 MAX 8	Completed	3531 km
2026-09-03 23:49 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N27263	Boeing 737 MAX 8	Completed	3638 km
2026-09-03 04:19 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N804UA	Airbus A319	Completed	503 km
2026-09-02 21:33 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N17333	Boeing 737 MAX 8	Completed	3688 km
2026-09-01 04:15 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N17311	Boeing 737 MAX 8	Completed	514 km
2026-08-31 21:50 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N79541	Boeing 737-800	Completed	3832 km
2026-08-31 04:19 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N79541	Boeing 737-800	Completed	503 km
2026-08-30 21:43 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N47370	Boeing 737 MAX 8	Completed	4003 km
2026-08-29 04:17 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N35204	Boeing 737-800	Completed	497 km
2026-08-28 21:44 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N17335	Boeing 737 MAX 8	Completed	3690 km
2026-08-28 04:19 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N76522	Boeing 737-800	Completed	500 km
2026-08-27 21:27 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N47343	Boeing 737 MAX 8	Completed	3731 km
2026-08-27 04:59 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N434UA	Airbus A320 233	Completed	510 km
2026-08-26 21:30 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N47280	Boeing 737 MAX 8	Completed	3935 km
2026-08-25 04:11 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N47282	Boeing 737 MAX 8	Completed	493 km
2026-08-24 21:26 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N73275	Boeing 737-800	Completed	3742 km
2026-08-24 04:36 UTC	UAL2866	SFO → SBA San Francisco → Santa Barbara	N37287	Boeing 737-800	Completed	490 km
2026-08-23 21:37 UTC	UAL2866	ATL → SFO Atlanta → San Francisco	N47357	Boeing 737 MAX 8	Completed	3791 km