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Cheap flights from Seattle to Houston from C$ 183

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HOU
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Seattle to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 February 2025.

Round-trip from

C$ 338

One-way from

C$ 183

Popular in

December

Cheapest in

September

Average price

C$ 562
United Airlines
  • United Airlines
  • 16/4-30/4
  • Nonstop
  • 9h 26m total
  • Seattle to Houston
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Hawaiian Airlines
  • Hawaiian Airlines
  • 21/4
  • Nonstop
  • 4h 13m total
  • Seattle to Houston
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 19 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Seattle to Houston

Cheapest flights from Seattle to Houston
Explore the most affordable flight options available from Seattle to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Wed 16/42:12 p.m.SEA - IAH
Nonstop4h 23mUnited Airlines
Wed 30/44:20 p.m.IAH - SEA
Nonstop5h 03mUnited Airlines
Deal found 20/2C$ 338
Mon 17/312:59 a.m.SEA - IAH
1 stop6h 22mAmerican Airlines
Wed 26/38:15 p.m.IAH - SEA
1 stop6h 33mAmerican Airlines
Deal found 20/2C$ 364
Wed 2/49:48 a.m.SEA - IAH
1 stop7h 25mMultiple Airlines
Thu 17/47:30 a.m.IAH - SEA
Nonstop4h 54mMultiple Airlines
Deal found 20/2C$ 371
Mon 17/37:35 p.m.SEA - HOU
1 stop11h 50mSouthwest
Wed 19/39:30 a.m.HOU - SEA
1 stop7h 10mSouthwest
Deal found 20/2C$ 386
Wed 2/45:46 p.m.SEA - IAH
Nonstop4h 13mHawaiian Airlines
Tue 8/47:30 a.m.IAH - SEA
Nonstop4h 54mHawaiian Airlines
Deal found 20/2C$ 393
Mon 21/45:46 p.m.SEA - IAH
Nonstop4h 13mAlaska Airlines
Fri 25/47:09 p.m.IAH - SEA
Nonstop4h 49mAlaska Airlines
Deal found 20/2C$ 408
Wed 9/45:30 a.m.SEA - IAH
1 stop7h 47mDelta
Fri 11/47:45 a.m.IAH - SEA
1 stop6h 40mDelta
Deal found 20/2C$ 436
Mon 24/311:30 p.m.SEA - HOU
1 stop8h 06mDelta
Tue 1/46:00 a.m.HOU - SEA
1 stop8h 30mDelta
Deal found 20/2C$ 449
Sat 9/812:10 p.m.SEA - HOU
1 stop27h 26mSun Country Air
Sun 17/86:35 p.m.HOU - SEA
1 stop30h 15mSun Country Air
Deal found 20/2C$ 724

Find flights from Seattle to Houston within your budget

Customize your flight search to find flights from Seattle to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 21 February 2025.

Fly from

Seattle

Fly to

Houston

Route

Depart

Return

Price

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 16/4

2:12 p.m.-8:35 p.m.

Nonstop4h 23m

Houston George Bush Intcntl

Wed 30/4

4:20 p.m.-7:23 p.m.

Nonstop5h 03m

C$ 338

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Mon 17/3

12:59 a.m.-9:21 a.m.

1 stop6h 22m

Houston George Bush Intcntl

Wed 26/3

8:15 p.m.-12:48 a.m.

1 stop6h 33m

C$ 364

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 2/4

9:48 a.m.-7:13 p.m.

1 stop7h 25m

Houston George Bush Intcntl

Thu 17/4

7:30 a.m.-10:24 a.m.

Nonstop4h 54m

C$ 371

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Mon 17/3

7:35 p.m.-9:25 a.m.

1 stop11h 50m

Houston Hobby

Wed 19/3

9:30 a.m.-2:40 p.m.

1 stop7h 10m

C$ 386

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 2/4

5:46 p.m.-11:59 p.m.

Nonstop4h 13m

Houston George Bush Intcntl

Wed 9/4

7:30 a.m.-10:24 a.m.

Nonstop4h 54m

C$ 393

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Mon 21/4

5:46 p.m.-11:59 p.m.

Nonstop4h 13m

Houston George Bush Intcntl

Fri 25/4

7:09 p.m.-9:58 p.m.

Nonstop4h 49m

C$ 408

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 9/4

5:30 a.m.-3:17 p.m.

1 stop7h 47m

Houston George Bush Intcntl

Fri 11/4

7:45 a.m.-12:25 p.m.

1 stop6h 40m

C$ 436

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Mon 24/3

11:30 p.m.-9:36 a.m.

1 stop8h 06m

Houston Hobby

Tue 1/4

6:00 a.m.-12:30 p.m.

1 stop8h 30m

C$ 449

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Sat 9/8

12:10 p.m.-5:36 p.m.

1 stop27h 26m

Houston Hobby

Sun 17/8

6:35 p.m.-10:50 p.m.

1 stop30h 15m

C$ 724

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Mon 21/4

5:46 p.m.-11:59 p.m.

Nonstop4h 13m

C$ 183

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/2

Showing 1-10 of 22 results
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Best time to book a flight from Seattle to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seattle to Houston

Get recent, data-driven insights about flights from Seattle to Houston including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Houston. Price data was last updated on 14 February 2025.

Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Houston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Houston?

Currently, September is the cheapest month in which you can book a flight from Seattle to Houston (average of C$ 364). Flying from Seattle to Houston in May is currently the most expensive (average of C$ 523). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to HOU?

Find hourly flight availability from Seattle to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 32% on flights from Seattle to Houston by exploring options for tickets in the afternoon.

Rainfall in Houston by month

Plan your trip to Houston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston ranges from 81.0 - 150.0 mm per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston when rainfall is around 81.0 mm.

Temperature in Houston by month

Plan your trip to Houston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated 21 February 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Seattle to Houston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,401 reviews
Check prices

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,401 reviews
Southwest
8.1
Very good
4,401 reviews
Check prices

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,401 reviews
Check prices

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,213 reviews
Southwest
8.1
Very good
4,401 reviews
Check prices

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,316 reviews
Southwest
8.1
Very good
4,401 reviews
Check prices

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,759 reviews
Southwest
8.1
Very good
4,401 reviews
Check prices

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Houston?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Houston. On average, Seattle/Tacoma Intl has 0 outbound flights to Houston per day from 4 airlines. Seattle/Tacoma Intl is conveniently located just 18.4 km from Seattle’s city centre.

  • What are the cheapest airlines flying from Seattle to Houston round-trip?

    Cheapflights users have booked flights from Seattle to Houston round-trip from C$ 338. Other airlines that can offer you cheap pricing are American Airlines, from C$ 364, and Southwest, from C$ 386. Users have found that United Airlines is 39% cheaper than the other options available 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 Hawaiian Airlines (C$ 183), Delta (C$ 183), and Spirit Airlines (C$ 192).

  • Can I find deals for flights from Seattle to Houston that include hotel bookings?

    Yes. In addition to deals on Seattle to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Houston.

  • Can I find deals for business class flights from Seattle to Houston?

    Yes. Cheapflights offers flight deals from Seattle to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Houston?

    Currently, September is the cheapest month in which you can book a flight from Seattle to Houston (average of C$ 364). Flying from Seattle to Houston in May is currently the most expensive (average of C$ 523). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Seattle to Houston

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Dallas/Fort Worth flights
Seattle to Hobby flights
Seattle to George Bush Intcntl flights
Seattle to Austin flights
Bellingham to Dallas/Fort Worth flights

Top 4 airlines flying from Seattle to Houston

Discover the top 4 airlines that operate flights from Seattle to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 182AverageC$ 307FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapestC$ 261AverageC$ 332FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
United AirlinesCheapestC$ 261AverageC$ 930FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapestC$ 350AverageC$ 512FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Seattle to Houston?

Deals for Seattle to Houston flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Houston?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seattle to Houston for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Seattle to Houston with no change fees?

Certainly. Search results for flights to Houston from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Seattle to Houston become cheaper?

Of course! You can now track prices for flights from Seattle to Houston and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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