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Direct flights from Seattle to Houston

Airlines Schedules

SEA - HOU route map All flights from SEA to HOU non-stop. There are direct flights from Seattle Tacoma International (SEA), Washington, USA to William P. Hobby Airport (HOU), Texas, USA with Southwest Airlines. 7 weekly departures are currently scheduled on this route. Departure times range from 07:55 to 11:25 depending on the schedule period. The flight distance is 1903 miles (3062 km). Flight time ranges from 4 hours and 10 minutes to 4 hours and 25 minutes.

SEA
Seattle Tacoma
USASeattle , USA
HOU
William P. Hobby Airport
USAHouston , USA
SEA
Seattle Tacoma
USASeattle , USA
William P. Hobby Airport
USAHouston , USA
HOU
Flight time 4h 10min to 4h 25min
Updated Jul 13, 2026
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Airlines with non-stop routes:

Southwest Airlines Low-cost carrier

Departure times vary between 07:55 and 11:25
S
M
T
W
T
F
S
Sun
Mon
Tue
Wed
Thu
Fri
Sat
7 flights/week
7 flights/week
Weekday-labels: HAS FLIGHTS UPCOMING NO FLIGHTS
View all flight dates
Flight schedule from Seattle to Houston with Southwest Airlines

This is a weekly direct flight schedule for Southwest Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
Aug 10
Tue
Aug 11
Wed
Aug 12
Thu
Aug 13
Fri
Aug 14
Sat
Aug 15
Sun
Aug 16
WN4609
11:25
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11:25
11:25
07:55
11:25
WN3744
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08:55
08:55
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The timetable & schedule information was updated at 2026-07-13

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Seattle to Houston scheduled departures

Select a date to see every published non-stop departure between SEA and HOU.

Sunday
Sun
Aug 09
1 flights(1)
Monday
Mon
Aug 10
1 flights(1)
Tuesday
Tue
Aug 11
1 flights(1)
Wednesday
Wed
Aug 12
1 flights(1)
Thursday
Thu
Aug 13
1 flights(1)
Friday
Fri
Aug 14
1 flights(1)
Saturday
Sat
Aug 15
1 flights(1)
Time
Airline
Flight
11:25
Southwest Airlines Southwest Airlines
WN4609
11:25
Southwest Airlines Southwest Airlines
WN4609
08:55
Southwest Airlines Southwest Airlines
WN3744
08:55
Southwest Airlines Southwest Airlines
WN3744
11:25
Southwest Airlines Southwest Airlines
WN4609
11:25
Southwest Airlines Southwest Airlines
WN4609
07:55
Southwest Airlines Southwest Airlines
WN4609
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SEA-HOU flight route
Route map from Seattle, SEA to Houston, HOU. The distance is 1903 miles or 3062 km.
Seattle - Houston direct flight map
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SEA - HOU route facts

  • Distance
    1903 miles (3062 km)
  • Flight time
    4 hours and 10 minutes to 4 hours and 25 minutes
  • Airline
    Southwest Southwest
  • Airline alliances
    Low-cost carrier
  • Cabins
    Economy
  • Aircraft
    Boeing 737-700 Passenger (Scimitar Winglets) , Boeing 737MAX 8 Passenger and Boeing 737-800 (winglets) Passenger/BBJ2

Route FAQ

Southwest Airlines operates non-stop flights from SEA to HOU with 7 weekly departures.

Scheduled flight time from SEA to HOU ranges from 4 hours and 10 minutes to 4 hours and 25 minutes. The route covers 1903 miles (3062 km).

7 weekly departures are currently scheduled on this route, with published departure times ranging from 07:55 to 11:25 depending on the schedule period.

Economy are currently scheduled on non-stop flights for this route.
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