WN1048Southwest Airlines · DEN → SEA
live · 26m ago
Route confirmed Southwest Airlines

WN1048 DenverDEN · 18:05 SeattleSEA · 19:45

WN1048 by Southwest Airlines flies from Denver (DEN) to Seattle (SEA).

Same number through DEN → OAK → SEA

Right nowNext departure today Operates daily
15:20

scheduled from DEN

Typical gate push+74 minmedian posted departure

Where the minutes go

last 7 operations · gate push → arrival
0+57+115+172 min
10-27
+74 gate
10-26
+74 gate
10-23
+39 gate
10-22
+172 gate
10-19
+78 gate
10-16
+59 gate
10-15
+85 gate

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

0 cancelled · 7 operations tracked

The route today

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

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
44%Chance of 15+ min delay
1.7%Chance of cancellation
+10 minAvg hub delay right now

Conditions at DEN and SEA 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 Seattle flights today

same route · Southwest Airlines
WN257departs 05:55
WN1186departs 08:25
WN1696departs 08:30
WN1697departs 08:50
WN4455departs 08:55
WN1361departs 10:30

If WN1048 is cancelled, these are the other Southwest Airlines nonstop flights from Denver to Seattle 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 WN1048 actually runs

Pro Flight Search has tracked every published board update for WN1048 across the DEN and SEA boards: schedule changes, gate pushes and actual clocks. Usually lands ~57 min late. Based on 7 confirmed landings · 0/7 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how WN1048 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
10-27DEN 18:05 19:19 (+74)SEA
10-26DEN 18:05 19:19 (+74)SEA
10-23DEN 18:05 18:44 (+39)SEA
10-22DEN 18:05 20:57 (+172)SEA
10-19DEN 18:05 19:23 (+78)SEA
10-16DEN 18:05 19:04 (+59)SEA
10-15DEN 18:05 19:30 (+85)SEA

Aircraft

Recent tails: N8536Z, N8538V, N9013M, N8839Q.

Board clocks recorded as DEN and SEA 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 — WN1048 Denver to Seattle on-time performance, measured from the DEN and SEA airport boards.

Canonical URL
https://proflightsearch.com/flight/WN1048
How we measure this →