YAFT.LIVE

SWA3877

MDW → STL · Boeing 737-700 · Southwest Airlines

Flight

Status
Completed
Arrival confirmed via
ADS-B (ground reading)
Departure
Chicago Midway International Airport (MDW) — Chicago, United States
Departed
2026-09-23 15:21 UTC
Arrival
St Louis Lambert International Airport (STL) — St Louis, United States
Distance flown
454 km
Straight-line distance
404 km
Approach distance
74 km

Aircraft

Registration
N7888A
Type
Boeing 737-700
Seats
143 total (143 Economy)

Altitude & speed

Max altitude
28,025 ft
Max ground speed
496 kt
Tracked
42m · 452 km
Altitude (ft, max 28,025)
015,13430,2670m30m
Ground speed (kt, max 496)
02685360m30m
Altitude (ft, max 28,025)
015,13430,2670m
Ground speed (kt, max 496)
02685360m

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

DepartedFlightRouteRegAircraftStatusDistance
2026-10-01 22:42 UTC SWA3877 SLC → DEN
Salt Lake City → Denver
 N8608N Boeing 737-800 Completed 759 km
2026-09-30 21:04 UTC SWA3877 PHX → SMF
Phoenix → Sacramento
 N950WN Boeing 737-700 Completed 1147 km
2026-09-30 17:13 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N950WN Boeing 737-700 Completed 2115 km
2026-09-30 15:18 UTC SWA3877 MDW → STL
Chicago → St Louis
 N950WN Boeing 737-700 Completed 474 km
2026-09-29 21:51 UTC SWA3877 PHX → SMF
Phoenix → Sacramento
 N8848Q Boeing 737 MAX 8 Completed 1158 km
2026-09-29 17:22 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N497WN Boeing 737-700 Completed 2115 km
2026-09-29 15:40 UTC SWA3877 MDW → STL
Chicago → St Louis
 N497WN Boeing 737-700 Completed 477 km
2026-09-28 16:54 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8669B Boeing 737-800 Completed 2110 km
2026-09-28 01:52 UTC SWA3877 LAS → CMH
Las Vegas → Columbus
 N8955Q Boeing 737 MAX 8 Completed 2961 km
2026-09-26 16:59 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8322X Boeing 737-800 Completed 2127 km
2026-09-25 16:44 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8694E Boeing 737-800 Completed 2162 km
2026-09-24 16:57 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8626B Boeing 737-800 Completed 2102 km
2026-09-23 20:50 UTC SWA3877 PHX → SMF
Phoenix → Sacramento
 N7888A Boeing 737-700 Completed 1185 km
2026-09-23 16:57 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N7888A Boeing 737-700 Completed 2106 km
2026-09-23 15:21 UTC SWA3877 MDW → STL
Chicago → St Louis
 N7888A Boeing 737-700 Completed 454 km
2026-09-22 20:51 UTC SWA3877 PHX → SMF
Phoenix → Sacramento
 N8861Q Boeing 737 MAX 8 Completed 1152 km
2026-09-22 17:07 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N7843A Boeing 737-700 Completed 2148 km
2026-09-22 15:21 UTC SWA3877 MDW → STL
Chicago → St Louis
 N7843A Boeing 737-700 Completed 485 km
2026-09-21 16:43 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8317M Boeing 737-800 Completed 2119 km
2026-09-21 01:52 UTC SWA3877 LAS → CMH
Las Vegas → Columbus
 N8510E Boeing 737-800 Completed 2893 km
2026-09-19 16:21 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8907L Boeing 737 MAX 8 Completed 2233 km
2026-09-18 16:21 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8660A Boeing 737-800 Completed 2206 km
2026-09-17 17:04 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8670A Boeing 737-800 Completed 2222 km
2026-09-16 22:10 UTC SWA3877 PHX → SMF
Phoenix → Sacramento
 N7861J Boeing 737-700 Completed 1240 km
2026-09-16 17:22 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N7861J Boeing 737-700 Completed 2844 km
2026-09-16 15:30 UTC SWA3877 MDW → STL
Chicago → St Louis
 N7861J Boeing 737-700 Completed 498 km
2026-09-15 21:53 UTC SWA3877 PHX → SMF
Phoenix → Sacramento
 N436WN Boeing 737-700 Completed 1170 km
2026-09-15 17:56 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N436WN Boeing 737-700 Completed 2240 km
2026-09-15 16:09 UTC SWA3877 MDW → STL
Chicago → St Louis
 N436WN Boeing 737-700 Completed 472 km
2026-09-14 17:08 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8759Q Boeing 737 MAX 8 Completed 2367 km
2026-09-14 02:03 UTC SWA3877 LAS → CMH
Las Vegas → Columbus
 N8678E Boeing 737-800 Completed 3142 km
2026-09-12 16:53 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8540V Boeing 737-800 Completed 2227 km
2026-09-11 16:50 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8718Q Boeing 737 MAX 8 Completed 2215 km
2026-09-10 16:56 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8677A Boeing 737-800 Completed 2243 km
2026-09-09 20:19 UTC SWA3877 PHX → SMF
Phoenix → Sacramento
 N7847A Boeing 737-700 Completed 1204 km
2026-09-09 17:00 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N570WN Boeing 737-700 Completed 2183 km
2026-09-09 15:16 UTC SWA3877 MDW → STL
Chicago → St Louis
 N570WN Boeing 737-700 Completed 491 km
2026-09-07 16:57 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N9009U Boeing 737 MAX 8 Completed 2258 km
2026-09-07 00:10 UTC SWA3877 LAS → CMH
Las Vegas → Columbus
 N8891Q Boeing 737 MAX 8 Completed 3060 km
2026-09-05 16:27 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8675A Boeing 737-800 Completed 2161 km
2026-09-04 16:21 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8630B Boeing 737-800 Completed 2139 km
2026-09-03 17:55 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8303R Boeing 737-800 Completed 2180 km
2026-09-02 21:08 UTC SWA3877 PHX → SMF
Phoenix → Sacramento
 N269WN Boeing 737-700 Completed 1207 km
2026-09-02 17:09 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N908WN Boeing 737-700 Completed 2223 km
2026-09-02 15:26 UTC SWA3877 MDW → STL
Chicago → St Louis
 N908WN Boeing 737-700 Completed 457 km
2026-09-01 20:58 UTC SWA3877 PHX → SMF
Phoenix → Sacramento
 N282WN Boeing 737-700 Completed 1183 km
2026-09-01 17:06 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N282WN Boeing 737-700 Completed 2260 km
2026-09-01 15:23 UTC SWA3877 MDW → STL
Chicago → St Louis
 N282WN Boeing 737-700 Completed 482 km
2026-08-31 17:06 UTC SWA3877 STL → PHX
St Louis → Phoenix
 N8546V Boeing 737-800 Completed 2274 km
2026-08-31 14:07 UTC SWA3877 DEN → STL
Denver → St Louis
 N8546V Boeing 737-800 Completed 1335 km

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