Flights operate between Houston (IAH) and SeaTac (SEA).
2 airlines operate this route with 3-5 flights daily flights.
Average flight time is 4h 40m - 5h 07m.
Route distance is 1883 miles (3030 km).
Route Distance
1883 miles (3030 km)
Average Duration
4h 40m - 5h 07m
Airlines Operating This Route
Alaska Airlines, United Airlines
Flight Frequency
Daily Flights
3-5 flights
Weekly Flights
35
Typical Departure Time Ranges
Earliest Departure
07:06
Latest Departure
19:50
Flight Schedule & Filters
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Direct (non-stop) flights from Houston (IAH) to SeaTac (SEA)
Direct (non-stop) flights operate between Houston (IAH) and SeaTac (SEA). This popular route is operated by 2 airlines, offering multiple daily departures.• Flight Duration: 4h 40m - 5h 07m (average flight time)• Distance: 1883 miles (3030 km) (air miles between airports)• Daily Flights: 3-5 flights (scheduled departures per day)
Houston (IAH)
US
SeaTac (SEA)
US
FLIGHT TIME
4h 40m - 5h 07m
FLIGHT DISTANCE
1883 miles (3030 km)
4h 56m - 5h 2m
07:06
19:50
1883 miles (3030 km)
March
2 (Show)
35
Flight Schedule
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Airlines with direct flights from Houston (IAH) to SeaTac (SEA)
Weather at SeaTac (SEA)
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Frequently Asked Questions
Do flights operate between IAH and SEA?
Yes. 5 direct flights operate between Houston (IAH) and Seattle (SEA).
Which airlines operate this route?
2 airlines operate this route: Alaska Airlines, United Airlines.
How many flights operate daily?
3-5 flights flights operate daily on this route.
What is the average flight duration?
The average flight duration is 4h 40m - 5h 07m.
Is this route operated year-round?
This route operates with 3-5 flights daily flights.
Route data verified regularly by Triposia Travel Research Team.