WN3753Southwest Airlines · SEA → DEN
live · 31m ago
Route confirmed Southwest Airlines

WN3753 SeattleSEA · 05:50 DenverDEN · 09:30

WN3753 by Southwest Airlines flies from Seattle (SEA) to Denver (DEN).

Right nowNext departure tomorrow Operates daily
13:20

scheduled from SEA

Typical arrival+2 minmedian over 7 operations

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
11-06
+4 arrival
10-30
+4 arrival
10-29
+9 arrival
10-28
−13 arrival
10-27
−3 arrival
10-26
+2 arrival
10-25
−2 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 +2 min · 0 cancelled · 7 operations tracked

The route today

live boards
SEASeattleOn-time likelySEA delay board →
DENDenverOn-time likelyDEN delay board →
SEA→DENevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
36%Chance of 15+ min delay
1.6%Chance of cancellation
+8 minTypical airport delay in this weather

Conditions at SEA 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 Seattle

Forecast

Sat 7 Nov, local date

High16°Clikely 14°C to 17°C
Low10°Clikely 7°C to 12°C
  • 93% chance of rain

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

Sun 8 Nov, local date

High19°Clikely 16°C to 22°C
Low3°Clikely 1°C to 5°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 Seattle to Denver flights today

same route · Southwest Airlines
WN4956departs 06:10
WN2515departs 06:15
WN3754departs 09:00
WN2150departs 09:10
WN2146departs 09:35
WN2702departs 13:25

If WN3753 is cancelled, these are the other Southwest Airlines nonstop flights from Seattle to Denver on the same day, with scheduled departure times in SEA 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 WN3753 actually runs

Pro Flight Search has tracked every published board update for WN3753 across the SEA and DEN boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 7 confirmed landings · 7/7 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how WN3753 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
11-06SEA 05:50DEN 09:30 09:34 (+4)
10-30SEA 05:50DEN 09:30 09:34 (+4)
10-29SEA 05:50DEN 09:30 09:39 (+9)
10-28SEA 06:15DEN 09:55 09:42 (−13)
10-27SEA 06:15DEN 09:55 09:52 (−3)
10-26SEA 05:50DEN 09:30 09:32 (+2)
10-25SEA DEN 10:10 10:08 (−2)

Aircraft

Recent tails: N8507C, N8503A, N8808Q, N8997Q.

Board clocks recorded as SEA and DEN published them.

Planning around WN3753? 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: WN3753 Seattle to Denver on-time performance, measured from the SEA and DEN airport boards.

Canonical URL
https://proflightsearch.com/flight/WN3753
How we measure this →