WN591

For travellers

Departure · Chicago (MDW)

Gate B22

Scheduled 30 Sep 14:00 · Departed 30 Sep 14:43 · +43 min

Board status: Active

Airborne since 30 Sep 14:58 (ADS-B)

Board data from mdw, updated 2207 min ago; times local to each airport.

Flight

Status

Completed

Arrival confirmed via

ADS-B (ground reading)

Departure

Chicago Midway International Airport (MDW) — Chicago, United States

Scheduled departure

2026-09-30 19:00 UTC

Departed

2026-09-30 19:58 UTC

Arrival

St Louis Lambert International Airport (STL) — St Louis, United States

Distance flown

438 km

Straight-line distance

404 km

Approach distance

59 km

Aircraft

Registration

N9028R

Type

Boeing 737 MAX 8

Seats

175 total (175 Economy) (typical for type, not this tail)

CO2 (EMEP est., total)

9.4 t (54 kg/pax Economy)

Altitude & speed

Max altitude

28,000 ft

Max ground speed

469 kt

Tracked

1h 32m · 435 km

Altitude (ft, max 28,000)

Ground speed (kt, max 469)

Altitude (ft, max 28,000)

Ground speed (kt, max 469)

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

Saudia (SVA)

Southwest Airlines (SWA)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-09-30 19:58 UTC	SWA591	MDW → STL Chicago → St Louis	N9028R	Boeing 737 MAX 8	Completed	438 km
2026-09-30 16:20 UTC	SWA591	TPA → MDW Tampa → Chicago	N9028R	Boeing 737 MAX 8	Completed (landing confirmed by airport data)	1698 km
2026-09-28 15:10 UTC	SWA591	PHX → MKE Phoenix → Milwaukee	N8978G	Boeing 737 MAX 8	Completed	2454 km
2026-09-25 15:05 UTC	SWA591	PHX → MKE Phoenix → Milwaukee	N8991S	Boeing 737 MAX 8	Completed	2429 km
2026-09-24 15:24 UTC	SWA591	PHX → MKE Phoenix → Milwaukee	N8836Q	Boeing 737 MAX 8	Completed	2422 km
2026-09-21 14:57 UTC	SWA591	PHX → MKE Phoenix → Milwaukee	N8759Q	Boeing 737 MAX 8	Completed	2412 km
2026-09-18 14:36 UTC	SWA591	PHX → MKE Phoenix → Milwaukee	N1808U	Boeing 737 MAX 8	Completed	2622 km
2026-09-17 15:01 UTC	SWA591	PHX → MKE Phoenix → Milwaukee	N8739L	Boeing 737 MAX 8	Completed	2588 km