Direct flights from Houston to Seattle HOU → SEA
Southwest Airlines flies nonstop from Houston (HOU) to Seattle (SEA), daily. The flight takes about 4h 24m and covers 1,893 miles (3,046 km). Arrivals run on time 71.8% at HOU and 80.8% at SEA — BTS data for the last three months, counting arrivals within 15 minutes of schedule. Schedule data from 1 August 2026.
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Southwest Airlines
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Departure Schedule typical week
Typical weekly schedule · 8 flights per week · Updated 30d ago
Southwest Airlines
Frequently asked questions
Is there a direct flight from Houston to Seattle?
Yes, Southwest Airlines operates nonstop flights from Houston (HOU) to Seattle (SEA).
Which airlines fly direct from Houston to Seattle?
Southwest Airlines operates nonstop flights from Houston to Seattle.
How long is the flight from Houston to Seattle?
The nonstop flight from Houston to Seattle takes ~4h 24m (approximately 3046 km).
How often do direct flights operate from Houston to Seattle?
Nonstop flights from Houston to Seattle operate daily — 8 flights per week.
What is the on-time performance for flights from Houston to Seattle?
Arrivals run on time 71.8% at HOU and 80.8% at SEA — BTS data for the last three months, counting arrivals within 15 minutes of schedule.
What days of the week are there direct flights from Houston to Seattle?
Direct flights from Houston to Seattle operate every day of the week.
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