WN4640 Flight Status Southwest Airlines: Baltimore to Houston (SWA4640)

Are you looking for the November 3rd, 2026 WN 4640 Atlanta to Columbus flight? Go to our WN4640 Atlanta to Columbus Flight Status page >

WN 4640 Baltimore to Houston Flight Status

Not scheduled today (November 3rd, 2026). Latest flight: September 30th, 2026 ; recent history is in the table below.

WN 4640 Flight Status & Schedule Southwest Airlines Baltimore to Houston

Date From To Departure Arrival Status Details
Sep 30 BWI HOU 18:21 19:59 Landed Track >
Sep 29 BWI HOU 18:09 19:46 Landed Track >
Sep 27 BWI HOU 20:02 21:45 Landed Track >
Sep 26 BWI HOU 17:39 19:30 Landed Late Track >
Sep 23 BWI HOU 17:59 19:41 Landed Track >
Sep 22 BWI HOU 18:02 19:50 Landed Track >
Sep 20 BWI HOU 21:19 22:59 Delayed Track >
Sep 19 BWI HOU 17:15 18:58 Landed Track >
Sep 16 BWI HOU 18:29 20:09 Landed Track >
Sep 15 BWI HOU 18:02 19:43 Landed Track >

Southwest Airlines' Baltimore–Houston flight covers 2,003 km (1,245 mi). The timetable allows 3 h 15 min, but the flight usually takes about 2 h 40 min, so it often makes up time. It is not flying today; the last flight, on 30 September 2026, landed on time.

< All Baltimore BWI Departures All Houston HOU Arrivals >

About WN 4640

Route
Baltimore Washington International Airport BWI to Houston William P. Hobby Airport HOU
Distance
2,003 km (1,245 mi)
Typical flight time
2 h 40 min
On time
8 of the last 9
Average delay when late
20 min

WN 4640 FAQ

How long is the WN4640 flight?
The timetable allows 3 h 15 min. Baltimore to Houston is 2,003 km (1,245 mi).
How often is WN4640 late?
1 of the last 9 flights arrived 15 or more minutes late; when late, by 20 minutes on average.
What other flight numbers does WN4640 have?
Also listed as SWA4640 (Southwest Airlines' ICAO code) and WN 4640.

WN4640 and Baltimore BWI to Houston HOU Flights

Other flights departing from Baltimore BWI: WN156, WN2181, WN3988, WN4211

Other flights arriving at Houston HOU: WN1788, WN2473

All flights connecting Baltimore BWI to Houston HOU.