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Cheap flights from Seattle to Houston from C$ 185

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 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HOU
30 Mar — 6 Apr1
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 25 March 2025.

Round-trip from

C$ 345

One-way from

C$ 185

Popular in

December

Cheapest in

September

Average price

C$ 617
Spirit Airlines
  • Spirit Airlines
  • 23/4-27/4
  • 2 total stops
  • 23h 32m total
  • Seattle to Houston
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United Airlines
  • United Airlines
  • 23/4
  • Nonstop
  • 4h 23m total
  • Seattle to Houston
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 20 potential savings vs. average RT price).
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Average for round-trip flights in March 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 25 March 2025.

Wed 23/412:30 p.m.SEA - IAH
1 stop8h 24mSpirit Airlines
Sun 27/45:15 a.m.IAH - SEA
1 stop15h 08mSpirit Airlines
Deal found 24/3C$ 345
Tue 6/57:14 a.m.SEA - IAH
Nonstop4h 26mUnited Airlines
Tue 13/54:20 p.m.IAH - SEA
Nonstop5h 03mUnited Airlines
Deal found 24/3C$ 393
Wed 7/511:36 a.m.SEA - IAH
Nonstop4h 33mAlaska Airlines
Tue 13/56:30 a.m.IAH - SEA
Nonstop4h 44mAlaska Airlines
Deal found 24/3C$ 397
Sat 19/411:30 p.m.SEA - HOU
1 stop7h 48mDelta
Tue 22/42:45 p.m.HOU - SEA
1 stop9h 37mDelta
Deal found 24/3C$ 397
Mon 14/45:46 p.m.SEA - IAH
Nonstop4h 13mHawaiian Airlines
Wed 16/47:30 a.m.IAH - SEA
Nonstop4h 54mHawaiian Airlines
Deal found 24/3C$ 414
Sun 20/46:00 a.m.SEA - HOU
1 stop7h 05mSouthwest
Tue 29/42:50 p.m.HOU - SEA
1 stop11h 00mSouthwest
Deal found 24/3C$ 418
Thu 15/51:30 p.m.SEA - IAH
1 stop6h 03mDelta
Tue 20/56:20 a.m.IAH - SEA
1 stop10h 10mDelta
Deal found 24/3C$ 425
Sat 12/47:51 p.m.SEA - IAH
1 stop12h 27mFrontier
Sun 20/45:15 a.m.IAH - SEA
1 stop8h 41mFrontier
Deal found 24/3C$ 427
Fri 4/41:56 p.m.SEA - IAH
1 stop8h 23mMultiple Airlines
Fri 11/45:45 a.m.IAH - SEA
1 stop7h 50mMultiple Airlines
Deal found 24/3C$ 480
Mon 23/611:59 p.m.SEA - HOU
1 stop9h 25mSun Country Air
Thu 3/76:35 p.m.HOU - SEA
1 stop30h 15mSun Country Air
Deal found 24/3C$ 494
Fri 11/412:59 a.m.SEA - IAH
1 stop6h 25mAmerican Airlines
Sun 20/48:27 p.m.IAH - SEA
1 stop6h 24mAmerican Airlines
Deal found 24/3C$ 676

Cheapflights Fare Finder

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 25 March 2025.
Use the filters below to find and compare flights from Seattle to Houston that are best for you.

Fly from

Seattle

Fly to

Houston

Route

Depart

Return

Price

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 23/4

12:30 p.m.-10:54 p.m.

1 stop8h 24m

Houston George Bush Intcntl

Sun 27/4

5:15 a.m.-6:23 p.m.

1 stop15h 08m

C$ 345

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 6/5

7:14 a.m.-1:40 p.m.

Nonstop4h 26m

Houston George Bush Intcntl

Tue 13/5

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

Nonstop5h 03m

C$ 393

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 7/5

11:36 a.m.-6:09 p.m.

Nonstop4h 33m

Houston George Bush Intcntl

Tue 13/5

6:30 a.m.-9:14 a.m.

Nonstop4h 44m

C$ 397

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Sat 19/4

11:30 p.m.-9:18 a.m.

1 stop7h 48m

Houston Hobby

Tue 22/4

2:45 p.m.-10:22 p.m.

1 stop9h 37m

C$ 397

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Mon 14/4

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

Nonstop4h 13m

Houston George Bush Intcntl

Wed 16/4

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

Nonstop4h 54m

C$ 414

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Sun 20/4

6:00 a.m.-3:05 p.m.

1 stop7h 05m

Houston Hobby

Tue 29/4

2:50 p.m.-11:50 p.m.

1 stop11h 00m

C$ 418

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 15/5

1:30 p.m.-9:33 p.m.

1 stop6h 03m

Houston George Bush Intcntl

Tue 20/5

6:20 a.m.-2:30 p.m.

1 stop10h 10m

C$ 425

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sat 12/4

7:51 p.m.-10:18 a.m.

1 stop12h 27m

Houston George Bush Intcntl

Sun 20/4

5:15 a.m.-11:56 a.m.

1 stop8h 41m

C$ 427

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Fri 4/4

1:56 p.m.-12:19 a.m.

1 stop8h 23m

Houston George Bush Intcntl

Fri 11/4

5:45 a.m.-11:35 a.m.

1 stop7h 50m

C$ 480

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Mon 23/6

11:59 p.m.-11:24 a.m.

1 stop9h 25m

Houston Hobby

Thu 3/7

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

1 stop30h 15m

C$ 494

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Houston

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 21 March 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$ 522). 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 25 March 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 25 March 2025.
See what other customers who have flown with Alaska Airlines, Southwest 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.
Alaska Airlines
8.0
Very good
9,785 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
9,785 reviews
Alaska Airlines
8.0
Very good
9,785 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
9,785 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,785 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,330 reviews
Alaska Airlines
8.0
Very good
9,785 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,785 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

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$ 345. Other airlines that can offer you cheap pricing are United Airlines, from C$ 393, and Alaska Airlines, from C$ 397. Users have found that Spirit Airlines is 38% 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 United Airlines (C$ 185), Alaska Airlines (C$ 198), and Delta (C$ 199).

  • 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$ 522). 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

Browse thousands of different options on Cheapflights for your next trip

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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 Hobby flights
Seattle to George Bush Intcntl flights
Seattle to Austin flights
Bellingham to Dallas/Fort Worth flights
Seattle 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 183AverageC$ 311FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapestC$ 263AverageC$ 335FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
Alaska AirlinesCheapestC$ 353AverageC$ 516FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapestC$ 440AverageC$ 1,175FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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