WN3873

For travellers

Departure · Salt Lake City (SLC)

Gate B38

Scheduled 01 Oct 08:15

Board status: On Time

Airborne since 01 Oct 08:12 (ADS-B)

Arrival · Denver (DEN)

Gate C52 · Baggage belt 5

Scheduled 01 Oct 09:45 · Landed 01 Oct 09:37 · early

Board status: Arrived

Landed 01 Oct 09:37 (airport data)

Board data from den, slc, updated 128 min ago; times local to each airport.

Flight

Status

Completed (landing confirmed by airport data)

Arrival confirmed via

Airport data (confirmed)

Departure

Salt Lake City International Airport (SLC) — Salt Lake City, United States

Scheduled departure

2026-10-01 14:15 UTC

Departed

2026-10-01 14:12 UTC

Arrival

Denver International Airport (DEN) — Denver, United States

Scheduled arrival

2026-10-01 15:45 UTC

Estimated arrival

2026-10-01 15:35 UTC

Distance flown

760 km

Straight-line distance

628 km

Aircraft

Registration

N8551Q

Type

Boeing 737-800

Seats

175 total (175 Economy)

CO2 (EMEP est., total)

16.3 t (93 kg/pax Economy)

Altitude & speed

Max altitude

37,025 ft

Max ground speed

495 kt

Tracked

1h 42m · 754 km

Altitude (ft, max 37,025)

Ground speed (kt, max 495)

Altitude (ft, max 37,025)

Ground speed (kt, max 495)

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

Southwest Airlines (SWA)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-01 14:12 UTC	SWA3873	SLC → DEN Salt Lake City → Denver	N8551Q	Boeing 737-800	Completed (landing confirmed by airport data)	760 km
2026-09-30 15:13 UTC	SWA3873	DEN → BZN Denver → Bozeman	N475WN	Boeing 737-700	Completed	906 km
2026-09-29 14:31 UTC	SWA398	DEN → BZN Denver → Bozeman	N7889A	Boeing 737-700	Completed	899 km
2026-09-28 14:06 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8908Q	Boeing 737 MAX 8	Completed	2030 km
2026-09-27 13:56 UTC	SWA3873	HOU → PHX Houston → Phoenix	N1807U	Boeing 737 MAX 8	Completed	1720 km
2026-09-25 14:16 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8797Q	Boeing 737 MAX 8	Completed	1994 km
2026-09-24 14:12 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8910Q	Boeing 737 MAX 8	Completed (landing confirmed by airport data)	~1959 km est. (105 km recorded)
2026-09-21 14:23 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8702L	Boeing 737 MAX 8	Completed (landing confirmed by airport data)	~1963 km est. (612 km recorded)
2026-09-20 13:50 UTC	SWA3873	HOU → PHX Houston → Phoenix	N8779Q	Boeing 737 MAX 8	Completed	1830 km
2026-09-18 14:54 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8538V	Boeing 737-800	Completed	2210 km
2026-09-17 14:34 UTC	SWA3873	SJU → MCO San Juan → Orlando	N871HK	Boeing 737 MAX 8	Completed	1968 km
2026-09-11 14:10 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8957Q	Boeing 737 MAX 8	Completed	2312 km
2026-09-10 14:28 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8963Q	Boeing 737 MAX 8	Completed (landing confirmed by airport data)	~1968 km est. (656 km recorded)
2026-09-07 14:42 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8859Q	Boeing 737 MAX 8	Completed	2027 km
2026-09-04 14:13 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8943Q	Boeing 737 MAX 8	Completed	2017 km
2026-09-03 14:45 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8717M	Boeing 737 MAX 8	Completed	2048 km
2026-08-31 14:23 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8971L	Boeing 737 MAX 8	Completed	2061 km
2026-08-28 14:12 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8924Q	Boeing 737 MAX 8	Completed	2103 km
2026-08-27 14:24 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8889Q	Boeing 737 MAX 8	Completed	2073 km
2026-08-24 14:11 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8901Q	Boeing 737 MAX 8	Completed	2069 km
2026-08-21 14:40 UTC	SWA3873	SJU → MCO San Juan → Orlando	N8921Q	Boeing 737 MAX 8	Completed	2283 km