Houston to Seattle Flights (IAH to SEA)
Compare fresh fare data, watch this route 24/7, and get an instant email after a qualifying price drop is confirmed.
Price data is being collected for this route. Check back soon.
Prices by Month
Price data collecting... Check back soon.
Track this route and save
Watch IAH to SEA fares 24/7 and get an instant email after a qualifying price drop is confirmed.
Start Tracking This FlightSearch this route
From
Houston (IAH)
To
Seattle (SEA)
Airport Information
Houston (IAH)
George Bush Intercontinental Airport (IAH) serves as a massive global gateway and a primary hub for United Airlines, offering five distinct terminals connected by an efficient underground train and an elevated Skyway system. Located approximately 23 miles north of downtown Houston, the airport features an impressive array of amenities including local art installations, diverse culinary options reflecting Houston's multicultural identity, and numerous lounges for frequent travelers.
Seattle (SEA)
Seattle-Tacoma International Airport (SEA), commonly referred to as Sea-Tac, is the primary commercial airport serving the Seattle metropolitan area and acts as a major hub for Alaska Airlines and Delta Air Lines. The facility is renowned for its Pacific Northwest aesthetic, featuring expansive glass walls that provide views of the airfield and mountains, as well as an extensive live music program that showcases local Pacific Northwest artists throughout the terminal concourses.
Frequently Asked Questions
How long is the flight from IAH to SEA?
A direct flight typically takes between 4 hours and 30 minutes to 5 hours, depending on wind patterns and weather conditions.
Which airlines fly non-stop from Houston to Seattle?
United Airlines and Alaska Airlines are the primary carriers offering daily non-stop service between George Bush Intercontinental and Sea-Tac.
Is there a time difference between Houston and Seattle?
Yes, Seattle is in the Pacific Time Zone, which is two hours behind Houston's Central Time Zone.
What is the best way to get from Sea-Tac to downtown Seattle?
The Sound Transit Link Light Rail offers a convenient and affordable connection from the airport to various downtown stations in about 40 minutes.
Do I need a passport for this flight?
No, since this is a domestic flight within the United States, a valid government-issued photo ID such as a driver's license is sufficient for TSA checkpoints.
Learn More About Price Tracking
Flight Price Tracker
How Trip Manta watches the flight you choose 24/7 and sends instant alerts after confirmed drops.
Best Flight Price Trackers
Compare 6 mainstream trackers using public product documentation.
Trip Manta vs Google Flights
How 24/7 tracking and custom thresholds compare with Google Flights discovery tools.
Our Methodology
How we monitor flights 24/7, confirm price drops, and send instant alerts.
How Often Do Prices Drop?
A practical guide to monitoring fare changes over time.
Flight Price Alerts
Get an instant email after a qualifying IAH to SEA price drop is confirmed.