WN3875Southwest Airlines · SJC → DEN
live · just now
Route confirmed Southwest Airlines

WN3875 San JoseSJC · 09:00 DenverDEN · 12:25

WN3875 by Southwest Airlines flies from San Jose (SJC) to Denver (DEN) for the Wed, Nov 11 departure.

Right nowExpected in Denver · On time
12:25

arrival expected at DEN · on schedule

Typical gate push+9 minmedian posted departure
Typical arrival−5 minmedian over 7 operations
Wins back in air~14 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
11-11
+5 gate
11-10
+0 gate · −11 arrival
11-09
+19 gate · +9 arrival
11-08
+9 gate · −9 arrival
11-06
+13 gate · +4 arrival
11-05
+20 gate · +9 arrival
11-04
+5 gate · −7 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 −5 min · 0 cancelled · 8 operations tracked

The route today

live boards
SJCSan JoseOn-time likelySJC delay board →
DENDenverOn-time likelyDEN delay board →
SJC→DENevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
41%Chance of 15+ min delay
1.2%Chance of cancellation
+7 minTypical airport delay in this weather

Conditions at SJC and DEN are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records 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 →

Tomorrow at San Jose

Forecast

Thu 12 Nov, local date

High21°Clikely 19°C to 24°C
Low12°Clikely 10°C to 14°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Denver

Forecast

Thu 12 Nov, local date

High20°Clikely 17°C to 22°C
Low4°Clikely 2°C to 6°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

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 San Jose to Denver flights today

same route · Southwest Airlines
WN3802departs 06:05
WN3874departs 06:15
WN2638departs 11:55
WN3804departs 12:25
WN3877departs 13:40
WN1738departs 16:15

If WN3875 is cancelled, these are the other Southwest Airlines nonstop flights from San Jose to Denver on the same day, with scheduled departure times in SJC local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How WN3875 actually runs

Pro Flight Search has tracked every published board update for WN3875 across the SJC and DEN boards: schedule changes, gate pushes and actual clocks. Usually lands ~5 min early. Based on 7 confirmed landings · 7/7 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how WN3875 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
11-11SJC 09:00 09:05 (+5)DEN 12:25
11-10SJC 09:00 (+0)DEN 12:25 12:14 (−11)
11-09SJC 08:30 08:49 (+19)DEN 12:00 12:09 (+9)
11-08SJC 08:30 08:39 (+9)DEN 12:00 11:51 (−9)
11-06SJC 08:30 08:43 (+13)DEN 12:00 12:04 (+4)
11-05SJC 08:30 08:50 (+20)DEN 12:00 12:09 (+9)
11-04SJC 09:00 09:05 (+5)DEN 12:25 12:18 (−7)
11-03SJC DEN 12:25 12:20 (−5)

Aircraft

Recent tails: N908WN, N8913S, N8988S, N8842L.

Board clocks recorded as SJC and DEN 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: WN3875 San Jose to Denver on-time performance, measured from the SJC and DEN airport boards.

Canonical URL
https://proflightsearch.com/flight/WN3875
How we measure this →