WN3937Southwest Airlines · TPA → HOU
live · 22m ago
Route confirmed Southwest Airlines

WN3937 TampaTPA HoustonHOU · 20:20

WN3937 by Southwest Airlines flies from Tampa (TPA) to Houston (HOU) for the Mon, Sep 14 departure.

Right nowExpected in Houston · today
20:34

arrival expected at HOU · 14 min late

Typical arrival+81 minmedian over 2 operations

The route today

live boards
TPATampaHigh riskTPA delay board →
HOUHoustonOn-time likelyHOU delay board →
TPA→HOUevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
42%Chance of 15+ min delay
1.3%Chance of cancellation
+12 minAvg hub delay right now

Conditions at TPA and HOU are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Tampa to Houston flights today

same route · Southwest Airlines
WN2040departs 05:50

If WN3937 is cancelled, this is the other Southwest Airlines nonstop flight from Tampa to Houston on the same day, with scheduled departure times in TPA local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How WN3937 actually runs

Pro Flight Search has tracked every published board update for WN3937 across the TPA and HOU boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 2 completed legs so far: landed +81 min. Not enough to call it.

The verdict above is that record speaking, so it reflects how WN3937 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
09-13TPA HOU 20:20 20:44 (+24)
09-11TPA HOU 20:15 21:36 (+81)

Board clocks recorded as TPA and HOU published them.

Planning around WN3937? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — WN3937 Tampa to Houston on-time performance, measured from the TPA and HOU airport boards.

Canonical URL
https://proflightsearch.com/flight/WN3937
How we measure this →