£149 Cheap Flights from Houston (IAH) to Seattle (SEA)

You can find one-way and return flights from IAH to SEA with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when IAH to SEA ticket fares go up or down.

January is typically the cheapest month to fly from Houston, TX (IAH-George Bush Intercontinental) to Seattle, WA (SEA-Seattle - Tacoma Intl.), with average return fares around £238. January sees lower prices because it falls after the holiday travel rush, when demand drops and airlines compete for bookings. Other cheap months to fly from Houston, TX (IAH-George Bush Intercontinental) to Seattle, WA (SEA-Seattle - Tacoma Intl.) include September and October.

There are 3 airlines offering direct flights from Houston, TX (IAH-George Bush Intercontinental) to Seattle, WA (SEA-Seattle - Tacoma Intl.). Here are some of the top carriers:

* United operates 39 direct flights from Houston, TX (IAH-George Bush Intercontinental) to Seattle, WA (SEA-Seattle - Tacoma Intl.) every week.
* Qatar Airways operates 14 direct flights from Houston, TX (IAH-George Bush Intercontinental) to Seattle, WA (SEA-Seattle - Tacoma Intl.) every week.
* Japan Airlines operates 7 direct flights from Houston, TX (IAH-George Bush Intercontinental) to Seattle, WA (SEA-Seattle - Tacoma Intl.) every week.

JetBlue Airways offers one of the cheapest connecting return flights on this route, with tickets starting from around £226. United is one of the cheapest airlines offering nonstop return flights from Houston, TX (IAH-George Bush Intercontinental) to Seattle, WA (SEA-Seattle - Tacoma Intl.), with tickets starting from around £256 for flights that can be booked for departure within the next year. These prices are for economy/coach class per adult. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

To find a cheap flight from Houston, TX (IAH) to Seattle, WA (SEA), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The cheapest months to fly from Houston, TX (IAH-George Bush Intercontinental) to Seattle, WA (SEA-Seattle - Tacoma Intl.) are typically January and September, with average return flight prices around £238. These months can be a great option if you're looking for more budget-friendly travel, as they often fall outside peak holiday seasons, allowing airlines to offer lower fares.

The earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Seattle, WA (SEA-Seattle - Tacoma Intl.) typically departs around 12:15 AM local time. This flight is operated by Alaska Airlines. This is a seasonal service, active only in June. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

A non-stop flight from Houston, TX (IAH-George Bush Intercontinental) to Seattle, WA (SEA-Seattle - Tacoma Intl.) typically takes around 4 hours 48 minutes. This route covers a distance of approximately 3,013 kilometers. If you opt for a flight with one stop, your travel time will be longer, usually around 9 hours. Flights with two or more stops generally take about 10 hours 18 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your journey.

Select the "Business class" and "First class" filters when looking for Houston, TX (IAH) to Seattle, WA (SEA) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.

It's easy to earn miles on a Houston, TX (IAH-George Bush Intercontinental) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

If you're planning to travel to Seattle from George Bush Intercontinental (IAH), you can fly directly into Seattle - Tacoma Intl. (SEA). Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), or Dallas-Fort Worth Intl. (DFW) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Typically, booking a last minute flight from Houston, TX (IAH-George Bush Intercontinental) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Houston, TX (IAH-George Bush Intercontinental) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Houston, TX (IAH) to Seattle, WA (SEA) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.