Flight Route · Domestic
Seattle → Houston
SEA to IAH
Seattle–Tacoma International Airport to George Bush Intercontinental Airport: 1,872 miles (3,013 km), about 4h 16m airborne, +2h time-zone shift on arrival.
Distance
1,872 mi
3,013 km
Flight time
4h 16m
block time, approx
Time-zone shift
+2h
Los_Angeles → Chicago
International?
No (domestic)
United States
Airlines serving both airports
These carriers operate scheduled service from both SEA and IAH. Direct service on this specific route depends on season and equipment — confirm with your booking source.
SEA–IAH questions, answered
How long is the flight from Seattle to Houston?
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A direct flight from Seattle–Tacoma International Airport (SEA) to George Bush Intercontinental Airport (IAH) takes approximately 4h 16m. Actual block time varies with aircraft type, winds, and routing.
What is the distance from SEA to IAH?
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The great-circle distance from Seattle–Tacoma International Airport to George Bush Intercontinental Airport is approximately 1872 miles (3013 kilometers). Actual flown distance varies slightly with the routing assigned by air traffic control.
What is the time difference between Seattle and Houston?
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Houston is +2h relative to Seattle. America/Los_Angeles → America/Chicago.
Which airlines fly from SEA to IAH?
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Carriers serving both endpoints include WN, UA. Direct service depends on the specific carrier and season — confirm with your booking source for current schedules.
Is this an international flight?
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No — both Seattle and Houston are in United States, so this is a domestic flight.
Can I track SEA–IAH flights on TripDesk365?
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Yes. TripDesk365 imports your booking confirmations from your inbox, identifies the route, and shows real-time status — gate changes, delays, and live aircraft position. Free for 14 days.
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