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SWA839

BUF → DEN · Boeing 737 MAX 8 · Southwest Airlines

For travellers

Arrival · Denver (DEN)

Gate C46 · Baggage belt 1
Scheduled 01 Oct 18:20 · Landed 01 Oct 20:07 · +107 min
Board status: Arrived
Landed 01 Oct 20:51 (ADS-B)

Board data from den, updated 60 min ago; times local to each airport.

Flight

Status
Completed
Arrival confirmed via
ADS-B (callsign change)
Departure
Buffalo Niagara International Airport (BUF) — Buffalo, United States
Departed
2026-10-01 22:17 UTC
Arrival
Denver International Airport (DEN) — Denver, United States
Scheduled arrival
2026-10-02 00:20 UTC
Estimated arrival
2026-10-02 01:35 UTC
Also flies as
WN839
Distance flown
2278 km
Straight-line distance
2182 km
Approach distance
43 km

Aircraft

Registration
N9023R
Type
Boeing 737 MAX 8
Seats
175 total (175 Economy) (typical for type, not this tail)
CO2 (EMEP est., total)
47.1 t (269 kg/pax Economy)

Altitude & speed

Max altitude
36,025 ft
Max ground speed
457 kt
Tracked
4h 34m · 2,274 km
Altitude (ft, max 36,025)
019,45438,9070m1h 0m2h 0m3h 0m4h 0m
Ground speed (kt, max 457)
02474940m1h 0m2h 0m3h 0m4h 0m
Altitude (ft, max 36,025)
019,45438,9070m2h 0m4h 0m
Ground speed (kt, max 457)
02474940m2h 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

Airlines

Southwest Airlines (SWA)
United Airlines (UAL)
Everts Air Cargo (VTS)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-01 22:17 UTC SWA839 BUF → DEN
Buffalo → Denver
 N9023R Boeing 737 MAX 8 Completed 2278 km
2026-10-01 18:46 UTC SWA839 MCO → BUF
Orlando → Buffalo
 N9023R Boeing 737 MAX 8 Completed 1752 km
2026-09-30 19:56 UTC SWA839 DEN → BWI
Denver → Baltimore
 N9017L Boeing 737 MAX 8 Completed 2513 km
2026-09-29 19:53 UTC SWA839 DEN → BWI
Denver → Baltimore
 N8880G Boeing 737 MAX 8 Completed 2504 km
2026-09-28 15:36 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N8971L Boeing 737 MAX 8 Completed (landing presumed) 1146 km
2026-09-27 13:39 UTC SWA839 DEN → BWI
Denver → Baltimore
 N225WN Boeing 737-700 Completed 2510 km
2026-09-25 15:31 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N8765Q Boeing 737 MAX 8 Completed (landing presumed) 1174 km
2026-09-24 15:16 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N245WN Boeing 737-700 Completed (landing presumed) 1194 km
2026-09-23 20:18 UTC SWA839 DEN → BWI
Denver → Baltimore
 N8890Q Boeing 737 MAX 8 Completed 2507 km
2026-09-22 20:00 UTC SWA839 DEN → BWI
Denver → Baltimore
 N8864H Boeing 737 MAX 8 Completed 2569 km
2026-09-21 14:52 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N946WN Boeing 737-700 Completed (landing presumed) 1168 km
2026-09-20 15:09 UTC SWA839 DEN → BWI
Denver → Baltimore
 N943WN Boeing 737-700 Completed 2670 km
2026-09-19 14:49 UTC SWA839 DEN → BWI
Denver → Baltimore
 N7704B Boeing 737-700 Completed 2583 km
2026-09-18 15:44 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N946WN Boeing 737-700 Completed (landing presumed) 1217 km
2026-09-17 15:22 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N7878A Boeing 737-700 Completed (landing presumed) 1264 km
2026-09-16 19:42 UTC SWA839 DEN → BWI
Denver → Baltimore
 N8663A Boeing 737-800 Completed 2552 km
2026-09-15 19:18 UTC SWA839 DEN → BWI
Denver → Baltimore
 N8868L Boeing 737 MAX 8 Completed 2675 km
2026-09-14 15:25 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N437WN Boeing 737-700 Completed (landing presumed) 1199 km
2026-09-13 13:13 UTC SWA839 DEN → BWI
Denver → Baltimore
 N229WN Boeing 737-700 Completed 2662 km
2026-09-12 15:04 UTC SWA839 DEN → BWI
Denver → Baltimore
 N962WN Boeing 737-700 Completed 2682 km
2026-09-12 14:16 UTC SWA839 DEN → DEN
Denver → Denver
 N956WN Boeing 737-700 Completed ~12 km est. (7 km recorded)
2026-09-11 15:02 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N924WN Boeing 737-700 Completed 1221 km
2026-09-10 15:23 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N7878A Boeing 737-700 Completed 1274 km
2026-09-09 19:30 UTC SWA839 DEN → BWI
Denver → Baltimore
 N8673F Boeing 737-800 Completed 2629 km
2026-09-07 15:42 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N445WN Boeing 737-700 Completed (landing presumed) 1260 km
2026-09-06 13:25 UTC SWA839 DEN → BWI
Denver → Baltimore
 N8819L Boeing 737 MAX 8 Completed 2842 km
2026-09-05 13:55 UTC SWA839 DEN → BWI
Denver → Baltimore
 N7825A Boeing 737-700 Completed 2641 km
2026-09-04 15:28 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N8765Q Boeing 737 MAX 8 Completed 1162 km
2026-09-03 15:39 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N7889A Boeing 737-700 Completed 1245 km
2026-09-02 19:19 UTC SWA839 DEN → BWI
Denver → Baltimore
 N8670A Boeing 737-800 Completed 2694 km
2026-09-01 19:38 UTC SWA839 DEN → BWI
Denver → Baltimore
 N8798Q Boeing 737 MAX 8 Completed 2612 km
2026-08-31 17:02 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N290WN Boeing 737-700 Completed 1239 km
2026-08-30 13:39 UTC SWA839 DEN → BWI
Denver → Baltimore
 N448WN Boeing 737-700 Completed 2657 km
2026-08-29 13:51 UTC SWA839 DEN → BWI
Denver → Baltimore
 N497WN Boeing 737-700 Completed 2744 km
2026-08-28 16:01 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N7855A Boeing 737-700 Completed 1176 km
2026-08-27 15:24 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N8513F Boeing 737-800 Completed 1204 km
2026-08-24 15:23 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N463WN Boeing 737-700 Completed 1232 km
2026-08-23 13:43 UTC SWA839 DEN → BWI
Denver → Baltimore
 N949WN Boeing 737-700 Completed 3421 km
2026-08-22 13:53 UTC SWA839 DEN → BWI
Denver → Baltimore
 N7835A Boeing 737-700 Completed 3411 km
2026-08-17 15:46 UTC SWA839 BWI → JAX
Baltimore → Jacksonville
 N232WN Boeing 737-700 Completed ~2938 km est. (1656 km recorded)
2026-08-16 13:44 UTC SWA839 DEN → BWI
Denver → Baltimore
 N297WN Boeing 737-700 Completed 3463 km
2026-08-12 20:29 UTC SWA839 DEN → BWI
Denver → Baltimore
 N8899H Boeing 737 MAX 8 Completed 2722 km
2026-08-11 20:18 UTC SWA839 DEN → BWI
Denver → Baltimore
 N8844Q Boeing 737 MAX 8 Completed 3670 km

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