Cheap flights from Seattle to Houston (SEA - IAH)

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The best prices from Seattle to Houston are usually found in August or May, booked 28 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

How to find the cheapest flight from
Seattle (SEA) to Houston (IAH)

All the information you need to plan the best SEA to IAH flight in 2021: compare Seattle to Houston flight prices with the expected peak season, weather and rainfall in Houston.
SEA - IAH
Price
$168 - $363
IAH
Temperature
59 - 86 °F

Popular in

December

High demand for flights, 30% potential price rise

Cheapest in

August

Best time to find cheap flights, 34% potential price drop

Round-trip from

$168

From Seattle to Houston

One-way from

$120

One-way flight from Seattle to Houston

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Seattle to Houston?

Flights from Seattle to Houston are found to be more expensive on Sunday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Houston.

How far in advance should I book a flight from Seattle to Houston?

Users have found that booking a flight from Seattle to Houston at least 44 days early can save you up to 26% on average compared to booking a flight this week. If booking 44 days before your flight isn’t an option for you, users have found flights from Seattle to Houston for as little as $118 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $157 for flights departing within the next 3 days.

What is the cheapest month to fly from Seattle to Houston?

February is one of the best times of the year to fly to Houston from Seattle. Prices for February average $134 per person but you can even find prices for as low as $68. The most expensive prices can be found in the month of December. Opting for a February flight can save you 46% on your journey compared to booking in February

When is the cheapest time to fly from Seattle to Houston (SEA - IAH)?

It’s typically best to fly out from Seattle to Houston in the evening. Doing so could potentially save you 32% on the flight price compared to flying at noon, which is usually more expensive.

Cheap flights from Seattle to Houston in May, June 2021

The best prices found for SEA to IAH flights for May, June
19 May - 25 May
$122pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
19 May - 25 May
$140pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
17 May - 22 May
$141pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Seattle to Houston 2021 flight deals

Cheap flights to Houston from Seattle found for this year
19 May - 25 May
$122pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
19 May - 25 May
$140pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
17 May - 22 May
$141pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Non-stop flights to Houston from Seattle

Save time with Seattle to Houston direct flight deals
3 Jun - 8 Jun
$288pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
1 Jun - 9 Jun
$289pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
5 Jun - 14 Jun
$291pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to Houston

Late deals on round-trip flights to Houston from Seattle, departing today and this week
19 May - 25 May
$122pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
19 May - 25 May
$140pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
17 May - 22 May
$141pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

One-way flights to Houston from Seattle

The cheapest one-way flights from Seattle to Houston
6:15 am - 7:54 pm
Multiple Airlines
2 Stops
11h 39m
SEA - IAH
Multiple Airlines
$120
Kiwi.com
8:24 am - 7:03 pm
Spirit Airlines
1 Stop
8h 39m
SEA - IAH
Spirit Airlines
$125
FlightNetwork
3:09 pm - 9:02 am
Frontier
1 Stop
15h 53m
SEA - IAH
Frontier
$126
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Houston</span> flights.

Flight FAQs

From Seattle to Houston

Are flight prices decreasing from Seattle to Houston due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Seattle and Houston for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Seattle/Tacoma Intl to Houston George Bush Intcntl to control the spread of COVID-19?

New policies can now be found on Alaska Airlines to help keep travelers safe while flying. New policies for travelers booking flights from Seattle/Tacoma Intl to Houston George Bush Intcntl include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Seattle/Tacoma Intl to Houston George Bush Intcntl have flexible cancellations due to COVID-19?

United Airlines, Spirit Airlines, and Alaska Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

What airports do I use to fly from Seattle to Houston?

To fly from Seattle to Houston, you need to book a flight from Seattle/Tacoma Intl (SEA) to George Bush Intcntl (IAH). Nonstop flights to Houston George Bush Intcntl from Seattle/Tacoma Intl take 4h 03m on average. When it comes time to book airfare, you have a few options: there are 5 outbound flights from Seattle/Tacoma Intl to George Bush Intcntl offered by 7 different airlines.

Can I find flights from Seattle to Houston for under $200 on Cheapflights?

Yes, there are multiple flights from Seattle to Houston for under $200. The cheapest flight booked recently is on Spirit Airlines for just $140, but on average you can expect to pay $169.

Are there nonstop flights from Seattle to Houston for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Seattle to Houston under $300. A good price for a nonstop flight from Seattle to Houston is less than $327.

Are there last-minute flights available from Seattle to Houston for under $200?

There are currently 20+ open flights from Seattle to Houston within the next 7 days for less than $200.

What days are nonstop flights available from Seattle to Houston?

Nonstop flights can be found on the following days: Thursday.

How popular is this flight route?

Within the past month, 229 users have taken a look at flights from Seattle/Tacoma Intl to Houston George Bush Intcntl.

How many flights depart from Seattle to Houston on average per day?

On average, you can expect to see 1 flight from Seattle/Tacoma Intl to Houston George Bush Intcntl a day.
Morning (6am - Noon) - 100% of flight departures

Does it rain more in Seattle or Houston?

When traveling, we recommend packing in preparation to handle common weather conditions. The rainfall in Seattle is typically less than Houston. We can gather that this will continue over the next 17 days.

Is Seattle weather warmer or cooler than Houston?

You can imagine temperatures to be in the 86 °F range in August. The weather in Houston is generally hotter than Seattle's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from Seattle to Houston?

For as low as $202, Spirit Airlines can have you in Houston from Seattle in 8h 39m. Airlines will cover a distance of 1883 mi.

What is the cheapest airline to fly from Seattle to Houston round-trip?

Cheapflights users have booked flights from Seattle to Houston round-trip from $140. Spirit Airlines is 44% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Seattle to Houston one-way?

The cheapest airlines for a one-way flight from Seattle to Houston are Frontier ($69) and Spirit Airlines ($71).

Alternative routes for Seattle to Houston

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Houston

Things to know before you go - useful duration and weather info for your trip from Seattle to Houston.
Average temperature for May in Houston
77.0 °F

Airports servicing Seattle

Airports servicing Houston

Top 6 airlines flying from Seattle to Houston

The chart below displays the airlines Cheapflights users traveling from Seattle to Houston choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$88 $216 No cancel fee 62%
Spirit Airlines
$85 $224 No cancel fee 65%
American Airlines
$90 $278 No cancel fee 71%
Alaska Airlines
$118 $308 No cancel fee 75%
United Airlines
$118 $343 No cancel fee 69%
Delta
$122 $355 No cancel fee N/A

Hourly flight availability from Seattle to Houston

See what time of day planes typically take off from Seattle towards Houston.
Morning 6 AM to noon 63% of SEA to IAH departures
Afternoon Noon to 6 PM 36% of SEA to IAH departures
Early morning Midnight to 6 AM 1% of SEA to IAH departures
Evening 6 PM to midnight 0% of SEA to IAH departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Seattle to Houston
See how many times per day planes take to the skies headed from Seattle to Houston.
Sunday
5 daily flights
Monday
6 daily flights
Tuesday
7 daily flights
Wednesday
6 daily flights
Thursday
7 daily flights
Friday
5 daily flights
Saturday
4 daily flights
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