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Cheap flights from Seattle to Houston George Bush Intcntl Airport from C$ 176

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IAH
17 Jun — 24 Jun1
1 adult

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Houston George Bush Intcntl are usually found in September or January, booked 81 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Cheap flight deals from Seattle to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to George Bush Intcntl (IAH). 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 12 June 2025.

Round-trip from

C$ 343

One-way from

C$ 176

Popular in

December

Cheapest in

September

Average price

C$ 580

Good round-trip deal

C$ 893 or less

Good one-way deal

C$ 643 or less
Hawaiian Airlines
  • Hawaiian Airlines
  • 8/10-8/10
  • Nonstop
  • 9h 11m total
  • Seattle to Houston
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Hawaiian Airlines
  • Hawaiian Airlines
  • 31/8
  • Nonstop
  • 4h 26m total
  • Seattle to Houston
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 16 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Houston George Bush Intcntl.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Houston George Bush Intcntl.
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Find flight deals from Seattle to George Bush Intcntl

Cheapest flights from Seattle to George Bush Intcntl
Explore the most affordable flight options available from Seattle to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Wed 8/1011:44 a.m.SEA - IAH
Nonstop4h 26mHawaiian Airlines
Wed 8/107:10 p.m.IAH - SEA
Nonstop4h 45mHawaiian Airlines
Deal found 11/6C$ 343
Tue 8/73:58 p.m.SEA - IAH
1 stop11h 57mSpirit Airlines
Fri 11/76:14 a.m.IAH - SEA
1 stop12h 11mSpirit Airlines
Deal found 11/6C$ 354
Wed 8/108:00 a.m.SEA - IAH
1 stop6h 40mAlaska Airlines
Wed 8/107:10 p.m.IAH - SEA
Nonstop4h 45mAlaska Airlines
Deal found 11/6C$ 357
Sun 26/1011:59 p.m.SEA - IAH
Nonstop4h 15mUnited Airlines
Fri 31/105:15 a.m.IAH - SEA
1 stop9h 03mUnited Airlines
Deal found 12/6C$ 360
Thu 25/912:40 a.m.SEA - IAH
1 stop7h 24mDelta
Sun 28/96:35 p.m.IAH - SEA
1 stop7h 34mDelta
Deal found 10/6C$ 379
Sat 12/712:20 a.m.SEA - IAH
1 stop7h 44mMultiple Airlines
Mon 14/77:10 p.m.IAH - SEA
Nonstop4h 43mMultiple Airlines
Deal found 12/6C$ 837

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to George Bush Intcntl 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 12 June 2025.
Use the filters below to find and compare flights from Seattle to Houston George Bush Intcntl Airport that are best for you.

Fly from

Seattle

Fly to

George Bush Intcntl

Route

Depart

Return

Price

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 8/10

11:44 a.m.-6:10 p.m.

Nonstop4h 26m

Houston George Bush Intcntl

Wed 8/10

7:10 p.m.-9:55 p.m.

Nonstop4h 45m

C$ 343

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 8/7

3:58 p.m.-5:55 a.m.

1 stop11h 57m

Houston George Bush Intcntl

Fri 11/7

6:14 a.m.-4:25 p.m.

1 stop12h 11m

C$ 354

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 8/10

8:00 a.m.-4:40 p.m.

1 stop6h 40m

Houston George Bush Intcntl

Wed 8/10

7:10 p.m.-9:55 p.m.

Nonstop4h 45m

C$ 357

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sun 26/10

11:59 p.m.-6:14 a.m.

Nonstop4h 15m

Houston George Bush Intcntl

Fri 31/10

5:15 a.m.-12:18 p.m.

1 stop9h 03m

C$ 360

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 25/9

12:40 a.m.-10:04 a.m.

1 stop7h 24m

Houston George Bush Intcntl

Sun 28/9

6:35 p.m.-12:09 a.m.

1 stop7h 34m

C$ 379

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sat 12/7

12:20 a.m.-10:04 a.m.

1 stop7h 44m

Houston George Bush Intcntl

Mon 14/7

7:10 p.m.-9:53 p.m.

Nonstop4h 43m

C$ 837

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 24/6

9:14 p.m.-11:13 a.m.

1 stop11h 59m

Houston George Bush Intcntl

Sat 5/7

11:22 a.m.-9:53 p.m.

1 stop12h 31m

C$ 930

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sun 31/8

5:40 p.m.-12:06 a.m.

Nonstop4h 26m

C$ 176

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Mon 4/8

8:55 a.m.-4:50 p.m.

1 stop5h 55m

C$ 202

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sat 9/8

11:58 p.m.-6:16 a.m.

Nonstop4h 18m

C$ 215

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 12 results
1
2

Best time to book a flight from Seattle to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl 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 George Bush Intcntl Airport

How far ahead should I book a flight from Seattle to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to George Bush Intcntl. Price data was last updated on 9 June 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 George Bush Intcntl Airport. 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 George Bush Intcntl Airport?

Currently, September is the cheapest month in which you can book a flight from Seattle to Houston George Bush Intcntl Airport (average of C$ 343). Flying from Seattle to Houston George Bush Intcntl Airport in March is currently the most expensive (average of C$ 469). 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 IAH?

Find hourly flight availability from Seattle to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

When flying from Seattle to Houston George Bush Intcntl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 46% versus a flight in the evening.

Weekly flight availability from Seattle to Houston George Bush Intcntl Airport

Explore weekly flight availability from Seattle to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 12 June 2025.

The most flights from SEA to IAH are scheduled on a Thursday (23 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport when rainfall is around 81.0 mm.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, 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 George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated 12 June 2025.
See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Seattle to Houston have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
JetBlue
7.3
Good
2,925 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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 George Bush Intcntl. 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 George Bush Intcntl?

    Seattle/Tacoma Intl (SEA), located 18.4 km from the city centre, is the airport you fly out of when you book flights from Seattle to Houston George Bush Intcntl. 2 airlines have flights from Seattle/Tacoma Intl to Houston George Bush Intcntl on a regular basis. Booking flights from Seattle/Tacoma Intl to Houston George Bush Intcntl should not be difficult; the airport handles an average of 13 outbound flights to Houston George Bush Intcntl per day.

  • What are the cheapest airlines flying from Seattle to Houston George Bush Intcntl Airport round-trip?

    Hawaiian Airlines, at C$ 343, was found to be the cheapest airline from Seattle to Houston George Bush Intcntl Airport.Alternate airlines to your destination round-trip include Spirit Airlines and Alaska Airlines. You may be able to fly from Seattle to Houston George Bush Intcntl Airport for 36% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Seattle to Houston George Bush Intcntl Airport one-way?

    C$ 176 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on Alaska Airlines and United Airlines, with prices starting from C$ 189 and C$ 215, respectively.

  • What are the most reliable airlines from Seattle to Houston George Bush Intcntl Airport?

    No one likes to see their flight delayed. When booking a flight from Seattle to Houston George Bush Intcntl Airport consider choosing United Airlines (85%), EVA Air (85%) or Hawaiian Airlines (81%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Houston George Bush Intcntl Airport?

    Looking for the cheapest flight from Seattle to Houston George Bush Intcntl Airport? While on average our users pay C$ 821, our data indicates the cheapest price to be C$ 263. The most popular route (Seattle/Tacoma Intl - Houston George Bush Intcntl), is priced around C$ 511.

  • Can I find deals for flights from Seattle to George Bush Intcntl that include hotel bookings?

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

  • How can I find direct flights from Seattle to George Bush Intcntl?

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

  • Can I find deals for business class flights from Seattle to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Seattle to George Bush Intcntl 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 George Bush Intcntl Airport?

    Currently, September is the cheapest month in which you can book a flight from Seattle to Houston George Bush Intcntl Airport (average of C$ 343). Flying from Seattle to Houston George Bush Intcntl Airport in March is currently the most expensive (average of C$ 469). 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.

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Alternative routes for Seattle to George Bush Intcntl

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Top 2 airlines flying from Seattle to George Bush Intcntl

Discover the top 2 airlines that operate flights from Seattle to George Bush Intcntl. 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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 204AverageC$ 370FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Alaska AirlinesCheapestC$ 296AverageC$ 422FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

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Need flexible booking options for your flight to George Bush Intcntl from Seattle? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Seattle to George Bush Intcntl become cheaper?

Not ready to book yet? You can track prices for flights from Seattle to George Bush Intcntl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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