Our flights from IAH to SEA
There are currently 13 direct flights between IAH to SEA each week, operated by 3 airlines.
You can catch a flight from IAH to SEA on any day of the week.
These airlines operate direct flights from IAH to SEA: United Airlines, Spirit Airlines, Alaska Airlines.
The most common aircraft type flying between IAH to SEA is Boeing 787-9.
The day with the most flights from IAH to SEA is Thursday.
Our cheapest flight from IAH to SEA was in September at just $279.