Cheap flights from Seattle (SEAA) to Houston (HOUA)

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Flight deals from Seattle to Houston

Looking for a cheap last-minute deal or the best return flight from Seattle to Houston? If you want to travel next month, return fares start from $288. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle to Houston

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle to Houston flights are currently cheapest in September.

Direct flights from Seattle to Houston

Alternative Seattle to Houston routes

Looking for the cheapest, fastest or easiest route from Seattle to Houston? You could fly into the following airports instead.

Seattle to Houston: Flight information

The things to know before you go.
Cheapest flight found$105
Cheapest month to flySeptember
Average flight time4 hrs, 21 mins
Most popular airlineQatar Airways
Average flights per week352

Finding cheap flights from Seattle to Houston: Frequently asked questions

There are 3 airports in Houston: Houston Hobby, Houston George Bush Intercntl. and Houston Ellington Field.
The best price we found for a return flight from Seattle to Houston is $208. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
4 hours and 21 minutes is the average flight time from Seattle to Houston.
Qatar Airways, United and Alaska Airlines fly direct from Seattle to Houston.
As of August 2026, there are 88 flights per week flying from Seattle to Houston.
The cheapest month to fly from Seattle to Houston is usually August.
If you're flying from Seattle, the cheapest airport near Houston is Houston George Bush Intercntl. – which is 24.9 km away from the centre of Houston. We've found flights into this airport from $208.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Houston on Wednesday, 19 August 2026.
Yes – the average flight time is 4 hours and 21 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Houston but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Houston is around 40 days in advance, so don’t leave your flight to the last minute.

In August, the average temperature is usually around 29°C. August is typically the warmest month in Houston, when it usually averages around 34°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 6°C. The rainiest month is June.
The cheapest airline that flies to Houston is Frontier Airlines. And the cheapest airline that flies to Houston George Bush Intercntl. Airport is Alaska Airlines.

Flying from Seattle to Houston: what you need to know

  • Your next exciting journey begins at one of Seattle's main airports, Seattle / Tacoma International Airport (SEA) or Paine Field Airport (PAE). Check out your options for booking a flight from Seattle to Houston setting off from either of these bases.

  • The primary hubs where you can touch down in Houston are Houston George Bush Intercntl. Airport (IAH) and Houston Hobby Airport (HOU).

  • Around 4 hours 20 minutes is how long you can expect to be in the air on a direct Seattle to Houston flight.

  • The timezone in Houston is UTC-6, which is two hours ahead of Seattle.

  • With 37 flights a week between the two airports, Seattle / Tacoma International Airport (SEA) to Houston George Bush Intercntl. Airport (IAH) is the busiest route. Board the earliest flight from Seattle to Houston with United Airlines at 05:00. If you'd like to get more out of your day before leaving, the last flight from SEA to IAH is with Alaska Airlines at 23:59.

  • Leave plenty of time to make your Seattle to Houston flight. As a general rule, turn up two hours before international departures and an hour ahead for domestic flights.

  • During popular months like July, it's a good idea to get to the airport earlier. Arrive two hours before domestic departures and four hours ahead for an international flight when you travel during a peak period in general.

How to find the cheapest flights from Seattle to Houston

  • To find cheap Seattle to Houston flights, book as early as possible. Airlines generally offer lower prices when tickets first go on sale.

  • Finding cheap plane tickets from Seattle to Houston is easier if you're flexible with your travel dates. Use the 'Whole month' search function to see the lowest prices across each month and score an awesome deal.

  • There's no need to search every day to see if fares have dropped when you create a Price Alert. We'll notify you when a better deal is available on cheap flights from Seattle to Houston.

  • Find a cheap Seattle to Houston flight with the help of our filters. Select your ideal duration, number of stops and airlines, then sort the results by 'Cheapest' to see the best deals.

Flying from Seattle

Seattle / Tacoma International Airport (SEA)

  • You can find a direct flight from Seattle to Houston jetting out of Seattle / Tacoma International Airport (SEA). Board your plane at SEA and then fly into Houston George Bush Intercntl. Airport (IAH) or Houston Hobby Airport (HOU).

  • You'll find a variety of airlines offering direct Seattle to Houston plane tickets with departures from SEA, including:

  • Travelling from central Seattle to SEA takes about 35 minutes by public transport. If you ride-share, drive or take a taxi, you'll cover the 19 kilometres in 25 minutes or so, depending on traffic.

  • Have an early flight from Seattle to Houston? Avoid the last-minute rush to the airport (and get some extra shut-eye) by choosing one of these stays close to Seattle / Tacoma International Airport:

  • Seattle / Tacoma International Airport has an excellent on-time record, so you're less likely to experience disruptions. Departures from SEA arrive on schedule 80% of the time.

Arriving in Houston

Houston George Bush Intercntl. Airport (IAH)

Houston Hobby Airport (HOU)

  • Central Houston is about 16 kilometres from Houston Hobby Airport (HOU). As soon as your flight from Seattle to Houston has landed and you've made your way to arrivals, expect a drive of about 20 minutes.

  • You can expect the journey to take approximately 50 minutes on public transport.

  • Place the 'Do not disturb' sign on your door and relax at a hotel close to HOU. Here are a few options where you can tuck yourself in after your flight from Seattle to Houston:

  • Easirent, Dollar and Thrifty make collecting a Houston Hobby Airport rental car simple. These trusted companies are located in or around the terminal and will have you on your way in a heartbeat.

  • Snap up a deal by reserving your ride from HOU four weeks in advance. You can also expect to have a wider range of vehicles.

  • Houston Hobby Airport can be found at 7800 Airport Boulevard.

Best time to go to Houston

  • July is the most popular month for flights from Seattle to Houston. To skip the crowds, visit Houston in September.

  • The warmest month in Houston is August, with temperatures ranging between 24ºC (75ºF) and 40ºC (104ºF). Lock in your Seattle to Houston ticket then if that's your idea of comfortable weather.

  • If you like cooler conditions, search for a cheap flight from Seattle to Houston in January when temperatures average between 5ºC (41ºF) and 19ºC (66ºF).

More about Houston

Explore more of the United States

  • San Antonio is just one of the many cities in the United States waiting to be discovered after you've experienced Houston. Around 306 kilometres to the west, top sights here include San Antonio River Walk, Selena Quintanilla Mural and Historic Market Square.

  • Dallas is another well-known destination in the United States and is around 370 kilometres north of Houston. No journey is complete without a visit to Dallas Symphony Orchestra at Meyerson Symphony Centre, Winspear Opera House and Dallas Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.