Direct flights from Seattle to Dallas SEA → DAL
Southwest Airlines flies nonstop from Seattle (SEA) to Dallas (DAL), 3–4 times a week. The flight takes about 3h 56m and covers 1,668 miles (2,684 km). Arrivals run on time 80.8% at SEA and 73.5% at DAL — BTS data for the last three months, counting arrivals within 15 minutes of schedule. Schedule data from 31 July 2026.
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Southwest Airlines
WN
Departure Schedule typical week
Typical weekly schedule · 9 flights per week · Updated 30d ago
Southwest Airlines
Frequently asked questions
Is there a direct flight from Seattle to Dallas?
Yes, Southwest Airlines operates nonstop flights from Seattle (SEA) to Dallas (DAL).
Which airlines fly direct from Seattle to Dallas?
Southwest Airlines operates nonstop flights from Seattle to Dallas.
How long is the flight from Seattle to Dallas?
The nonstop flight from Seattle to Dallas takes ~3h 56m (approximately 2684 km).
How often do direct flights operate from Seattle to Dallas?
Nonstop flights from Seattle to Dallas operate 3–4×/week — 9 flights per week.
What is the on-time performance for flights from Seattle to Dallas?
Arrivals run on time 80.8% at SEA and 73.5% at DAL — BTS data for the last three months, counting arrivals within 15 minutes of schedule.
What days of the week are there direct flights from Seattle to Dallas?
Direct flights from Seattle to Dallas operate every day of the week.
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