Book Cheap United flight from Houston (IAH) to Seattle (SEA)

Find The Best Day to Book a Cheap United Flights From Houston to Seattle

Cheapest United Flights from Houston (IAH) to Seattle (SEA)

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were CA $300 round trip and one way. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

Can I catch a flight from Houston Airport to SEA right now?
It’s always wise to learn about any quarantine requirements and travel advice reports in place in your destination city. Be sure to visit the Covid-19 Travel Advisor for up-to-date information on catching a flight to Sea-Tac Airport.
What terminal is United Airlines at Houston Airport?
If you’re flying between Houston Airport and Sea-Tac Airport with United Airlines, there’s a good chance you’ll be setting off from terminal C. Your airline should be able to let you know exactly which terminal you’ll be arriving at.
Are there United Airlines non-stop flights from IAH to SEA?
Direct flights are available with United Airlines, which means you can fly from Houston Airport to SEA fast. Those memorable vacation experiences you’re looking for are a hassle-free flight away.
How long is a United Airlines flight from IAH to SEA?
Watch a few TV episodes, listen to music through your headphones or just recline your seat and unwind. You’ll need to find a way to while away the 5 hours and 20 minutes that it takes to travel from IAH to SEA with United Airlines.
What type of aircraft does United Airlines fly from IAH to SEA?
Looking for a flight from IAH to SEA with United Airlines? You’ll probably be hopping aboard the Boeing 737-900 or the Boeing 737 MAX 9 type aircraft.
How many direct and indirect flights does United Airlines fly from IAH to SEA?
You’ll have loads of choice if you’re considering flying with United Airlines between IAH and SEA. At the moment, it operates at least 4 flights each day.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Sea-Tac Airport, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Grab a great United flight from IAH to SEA 

To find a great deal on United flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights. 

Flying United Houston to Seattle gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.  

 

Find cheap flights with United between Houston and Seattle 

United has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Houston to Seattle with United are .  

The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.  

 

Reasons to book your United flights with Travelocity 

Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.  

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

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