WN4420 HoustonHOU · 20:55 MidlandMAF
WN4420 by Southwest Airlines flies from Houston (HOU) to Midland (MAF).
scheduled from HOU
Where the minutes go
last 7 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operation0 cancelled · 14 operations tracked
The route today
live boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Houston to Midland flights today
same route · Southwest AirlinesIf WN4420 is cancelled, these are the other Southwest Airlines nonstop flights from Houston to Midland on the same day, with scheduled departure times in HOU local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN4420 actually runs
Pro Flight Search has tracked every published board update for WN4420 across the HOU and MAF boards: schedule changes, gate pushes and actual clocks. Usually departs ~30 min late. Based on 14 confirmed departures · 5/14 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how WN4420 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N7724A, N7827A, N556WN, N7742B.
Board clocks recorded as HOU and MAF published them.
Planning around WN4420? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — WN4420 Houston to Midland on-time performance, measured from the HOU and MAF airport boards.
https://proflightsearch.com/flight/WN4420
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