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Galveston

$129+ Cheap flights from Seattle (SEA) to Galveston, TX

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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HOU
Aug 21 — Aug 281
Thu 8/21
Thu 8/28
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Galveston are usually found in September or August, booked 52 days in advance, depart on a Wednesday or Sunday and return on a Monday

Cheap flight deals from Seattle to Galveston

Keep the following information in mind while searching for Seattle to Galveston flight deals. Data was last updated August 16, 2025.

Round-trip from

$240
(Southwest)

One-way from

$129
(Southwest)

Popular in

December

Cheapest in

September

Average price

$321
From Seattle/Tacoma Intl to Galveston
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One-way flight from Seattle/Tacoma Intl to Galveston
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Highest demand for flights based on searches. 7% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Seattle to Galveston

Cheapest flights from Seattle to Galveston
Explore the most affordable flight options available from Seattle to Galveston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/310:45 pmSEA - HOU
Nonstop4h 15mSouthwest
Tue 10/74:20 pmHOU - SEA
1 stop8h 35mSouthwest
Deal found 8/12$233
This Southwest deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1710:45 pmSEA - HOU
Nonstop4h 15mSouthwest
Sun 9/216:50 pmHOU - SEA
Nonstop4h 40mSouthwest
Deal found 8/14$240
This American Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:44 amSEA - HOU
1 stop6h 25mAmerican Airlines
Wed 10/228:58 amHOU - SEA
1 stop7h 48mAmerican Airlines
Deal found 8/13$243
This Southwest deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:45 pmSEA - HOU
Nonstop4h 15mSouthwest
Tue 9/93:30 pmHOU - SEA
1 stop8h 10mSouthwest
Deal found 8/13$250
This Southwest deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:45 pmSEA - HOU
Nonstop4h 15mSouthwest
Wed 9/109:40 amHOU - SEA
1 stop10h 30mSouthwest
Deal found 8/14$255
This Southwest deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:45 pmSEA - HOU
Nonstop4h 15mSouthwest
Mon 9/2212:15 pmHOU - SEA
Nonstop4h 35mSouthwest
Deal found 8/15$257
This Southwest deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/226:55 amSEA - HOU
1 stop7h 00mSouthwest
Thu 10/237:45 amHOU - SEA
1 stop10h 00mSouthwest
Deal found 8/13$259
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:09 amSEA - HOU
1 stop8h 02mAmerican Airlines
Tue 9/236:00 amHOU - SEA
1 stop6h 50mAmerican Airlines
Deal found 8/14$260
This Southwest deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1910:45 pmSEA - HOU
Nonstop4h 15mSouthwest
Sun 9/285:15 amHOU - SEA
1 stop10h 15mSouthwest
Deal found 8/15$267

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Galveston 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 2,558,603 searches. Data last updated August 16, 2025.
Use the filters below to find and compare flights from Seattle to Galveston that are best for you.

Fly from

Seattle

Fly to

Galveston

Route

Depart

Return

Price

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Wed 9/10

10:45 pm-5:00 am

Nonstop4h 15m

Houston Hobby

Wed 9/17

4:30 pm-11:10 pm

1 stop8h 40m

$233

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Wed 9/3

10:45 pm-5:00 am

Nonstop4h 15m

Houston Hobby

Tue 10/7

4:20 pm-10:55 pm

1 stop8h 35m

$233

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Wed 9/17

10:45 pm-5:00 am

Nonstop4h 15m

Houston Hobby

Sun 9/21

6:50 pm-9:30 pm

Nonstop4h 40m

$240

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Wed 1/28

5:41 am-3:56 pm

1 stop8h 15m

Houston Hobby

Tue 2/3

9:00 am-2:49 pm

1 stop7h 49m

$243

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Wed 10/8

5:22 am-1:54 pm

1 stop6h 32m

Houston Hobby

Wed 10/22

6:00 am-10:52 am

1 stop6h 52m

$243

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Thu 9/4

10:45 pm-5:00 am

Nonstop4h 15m

Houston Hobby

Tue 10/7

5:45 am-10:10 am

1 stop6h 25m

$250

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Thu 9/4

10:45 pm-5:00 am

Nonstop4h 15m

Houston Hobby

Tue 9/9

4:45 pm-11:35 pm

1 stop8h 50m

$250

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Thu 9/25

10:45 pm-5:00 am

Nonstop4h 15m

$129

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Mon 9/8

10:45 pm-5:00 am

Nonstop4h 15m

$129

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Fri 9/12

10:45 pm-5:00 am

Nonstop4h 15m

$129

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 13 results
1
2

Best time to book a flight from Seattle to Galveston

Have a flexible travel schedule? Discover the best time to fly to Galveston 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 Galveston

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Galveston. Price data was last updated on August 8, 2025.

Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Galveston. 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 Galveston?

Currently, September is the cheapest month in which you can book a flight from Seattle to Galveston (average of $230). Flying from Seattle to Galveston in March is currently the most expensive (average of $331). 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 G4L?

Find hourly flight availability from Seattle to Galveston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 16, 2025.

When flying from Seattle to Galveston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Seattle to Galveston?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Galveston. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Galveston flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Galveston

Get insights into the airlines that provide service to Galveston. 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 Galveston. Reviews last updated August 16, 2025.
Read through reviews of airlines operating flights from Seattle to Galveston, such as Alaska Airlines, Hawaiian Airlines, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,657 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,916 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Frontier
5.8
Fair
3,211 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Galveston. 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 Galveston?

    For a flight from Seattle to Galveston, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 0 outbound flights to Galveston per day. 8 airlines have flights to Galveston from Seattle/Tacoma Intl on a regular basis.

  • What are the cheapest flights from Seattle to Galveston?

    The cheapest flight price from Seattle to Galveston is $79. On average you can expect to pay $230. The most popular route, (Seattle/Tacoma Intl - Houston Hobby), can usually be booked for $187.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Galveston 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 Galveston?

    Currently, September is the cheapest month in which you can book a flight from Seattle to Galveston (average of $230). Flying from Seattle to Galveston in March is currently the most expensive (average of $331). 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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Top 8 airlines flying from Seattle to Galveston

Discover the top 8 airlines that operate flights from Seattle to Galveston. 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 2,558,603 searches. Data last updated August 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$77Average$291FlexibilityNo cancel feeOn-time65%
FrontierCheapest$128Average$230FlexibilityNo cancel feeOn-time62%
DeltaCheapest$138Average$293FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$150Average$366FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$233Average$428FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$256Average$447FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$256Average$452FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$266Average$396FlexibilityNo cancel feeOn-time63%

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