WN743Southwest Airlines · DEN → SMF
live · 39m ago
Route confirmed Southwest Airlines

WN743 DenverDEN · 12:40 SacramentoSMF · 14:05

WN743 by Southwest Airlines flies from Denver (DEN) to Sacramento (SMF) for the Sun, Sep 6 departure.

Right nowLanded in Sacramento · today
15:20

arrived at SMF · 75 min late

Typical gate push+21 minmedian posted departure
Typical arrival+15 minmedian over 7 operations
Wins back in air~6 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
09-07
+71 gate · +75 arrival
09-06
+71 gate · +75 arrival
09-05
+21 gate · +15 arrival
09-02
−2 gate · −8 arrival
09-01
−2 gate · −9 arrival
08-30
−3 gate · −6 arrival
08-29
+32 gate · +25 arrival

The 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 operation

median arrival +15 min · 0 cancelled · 8 operations tracked

The route today

live boards
DENDenverOn-time likelyDEN delay board →
SMFSacramentoOn-time likelySMF delay board →
DEN→SMFevery 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
1.1%Chance of cancellation
+9 minAvg hub delay right now

Conditions at DEN and SMF 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 Denver to Sacramento flights today

same route · Southwest Airlines
WN2768departs 06:20
WN4490departs 09:00
WN337departs 09:50
WN421departs 10:15
WN2270departs 14:15
WN4825departs 14:50

If WN743 is cancelled, these are the other Southwest Airlines nonstop flights from Denver to Sacramento on the same day, with scheduled departure times in DEN local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How WN743 actually runs

Pro Flight Search has tracked every published board update for WN743 across the DEN and SMF boards: schedule changes, gate pushes and actual clocks. Usually lands ~18 min late. Based on 7 confirmed landings · 3/7 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how WN743 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
09-07DEN 12:40 13:51 (+71)SMF 14:05 15:20 (+75)
09-06DEN 12:40 13:51 (+71)SMF 14:05 15:20 (+75)
09-05DEN 09:10 09:31 (+21)SMF 10:35 10:50 (+15)
09-02DEN 10:30 10:28 (−2)SMF 12:00 11:52 (−8)
09-01DEN 10:30 10:28 (−2)SMF 12:00 11:51 (−9)
08-30DEN 13:05 13:02 (−3)SMF 14:30 14:24 (−6)
08-29DEN 09:10 09:42 (+32)SMF 10:35 11:00 (+25)
08-26DEN 10:30 10:33 (+3)SMF

Aircraft

Recent tails: N8685B, N8682B, N8957Q, N8885Q.

Board clocks recorded as DEN and SMF published them.

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 — WN743 Denver to Sacramento on-time performance, measured from the DEN and SMF airport boards.

Canonical URL
https://proflightsearch.com/flight/WN743
How we measure this →