There are most likely no direct flights on the Houston — Seattle route
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A non-stop flight is the most convenient and comfortable way to fly from Houston to Seattle, despite the fact that sometimes flights with transfers can cost significantly less.
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There are most likely no direct flights on the Houston — Seattle route
Houston — Seattle
08/07/2026
Departure
Direct flight
UA2638
starting at $283
Houston — Seattle
06/09/2026
Departure
Direct flight
AS439
starting at $384
The route Houston — Seattle is served by several airlines: United Airlines, Alaska Airlines, and Frontier Airlines. This gives passengers more freedom in choosing flights. You can consider not only the price but also schedules, baggage policies, and onboard service. Our service compares all offers so you can find tickets from $166 and choose the most convenient option. Thanks to airline competition, you may also find promotional fares or special offers, helping you save even more. Plan your trip in advance and choose the best flights without overpaying.
The cheapest one-way flight from Houston to Seattle departs on 08/08/2026, is operated by Frontier Airlines and costs $166
The cheapest roundtrip flight from Houston to Seattle departs on 07/30/2026, is operated by Frontier Airlines and costs $297
Fastest flight from Houston to Seattle takes 13h 8m
There are direct flights on this route 2 days a week: Tu and Fr
The distance between Houston and Seattle is 3039km (1884 miles). The average flight duration is 4h 54m. There are 17 direct flights from Houston to Seattle. The time difference between Houston and Seattle is 2h. Flights from Houston begin at 6:00 AM. The latest flight from Houston departs at 7:10 PM
We couldn't find any special offers for flights from Houston to Seattle
The cheapest flight ticket from Houston to Seattle according to data for the last 48 hours costs $166
Often the best time to buy tickets from Houston to Seattle is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Houston to Seattle can be found flying in these months: August, June.
The fastest flights from Houston to Seattle start from 13 hours 8 minutes in the air.
The following airlines operate direct flights on the route Houston — Seattle: United Airlines, Alaska Airlines
The minimum one-way ticket price from Houston to Seattle is $166 (August 2026), while the maximum is $242 (June 2026). On average, a ticket costs $204–$242.