WN1151Southwest Airlines · SEA → DAL
live · 32m ago
Route confirmed Southwest Airlines

WN1151 SeattleSEA DallasDAL

WN1151 by Southwest Airlines flies from Seattle (SEA) to Dallas (DAL).

Right nowNext departure today Operates daily
20:45

scheduled from SEA

The route today

live boards
SEASeattleHigh riskSEA delay board →
DALDallasHigh riskDAL delay board →
SEA→DALevery 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
1.3%Chance of cancellation
+16 minTypical airport delay in this weather

Conditions at SEA and DAL 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 SEA

Forecast

Mon 16 Nov, local date

High12°Clikely 10°C to 13°C
Low7°Clikely 4°C to 8°C
  • 95% 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 Dallas

Forecast

Mon 16 Nov, local date

High14°Clikely 12°C to 17°C
Low9°Clikely 7°C to 10°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 Dallas flights today

same route · Southwest Airlines
WN698departs 13:50

If WN1151 is cancelled, this is the other Southwest Airlines nonstop flight from Seattle to Dallas 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 WN1151 actually runs

Pro Flight Search has tracked every published board update for WN1151 across the SEA and DAL boards: schedule changes, gate pushes and actual clocks. Combined risk score: 66.9/100. Based on airport operations, weather, and cached board history at SEA and DAL.

The verdict above is that record speaking, so it reflects how WN1151 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around WN1151? 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: WN1151 Seattle to Dallas on-time performance, measured from the SEA and DAL airport boards.

Canonical URL
https://proflightsearch.com/flight/WN1151
How we measure this →