HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$143+ Cheap flights from Galveston, TX to San Diego (SAN)

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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SAN
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Galveston to San Diego with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Galveston to San Diego are usually found in August or May, booked 43 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Galveston to San Diego

Keep the following information in mind while searching for Galveston to San Diego flight deals. Data was last updated April 29, 2025.

Round-trip from

$323
(Southwest)

One-way from

$143
(Mytrip)

Popular in

December

Cheapest in

August

Average price

$365
From Galveston to San Diego
Search Deals
One-way flight from Galveston to San Diego
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Galveston to San Diego

Cheapest flights from Galveston to San Diego
Explore the most affordable flight options available from Galveston to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Southwest deal was found by Cheapflights users on 4/28. 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.
Tue 6/109:40 pmHOU - SAN
Nonstop3h 15mSouthwest
Wed 6/116:45 pmSAN - HOU
Nonstop3h 10mSouthwest
Deal found 4/28$323
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/202:45 pmHOU - SAN
1 stop7h 23mDelta
Wed 5/218:00 amSAN - HOU
1 stop7h 57mDelta
Deal found 4/28$343
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Sun 5/255:00 amHOU - SAN
1 stop5h 33mAmerican Airlines
Tue 6/36:15 amSAN - HOU
1 stop5h 43mAmerican Airlines
Deal found 4/29$345
This Sun Country Air deal was found by Cheapflights users on 4/27. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/236:05 pmHOU - SAN
1 stop24h 56mSun Country Air
Sun 6/297:10 amSAN - HOU
1 stop8h 26mSun Country Air
Deal found 4/27$355
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/266:00 amHOU - SAN
1 stop13h 19mMultiple Airlines
Mon 7/77:00 pmSAN - HOU
1 stop15h 30mMultiple Airlines
Deal found 4/28$388
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/22:10 pmHOU - SAN
1 stop6h 02mAlaska Airlines
Mon 5/59:25 amSAN - HOU
1 stop6h 36mAlaska Airlines
Deal found 4/29$16,294

Cheapflights Fare Finder

Customize your flight search to find flights from Galveston to San Diego 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 April 29, 2025.
Use the filters below to find and compare flights from Galveston to San Diego that are best for you.

Fly from

Galveston

Fly to

San Diego

Route

Depart

Return

Price

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Tue 6/10

9:40 pm-10:55 pm

Nonstop3h 15m

San Diego

Wed 6/11

6:45 pm-11:55 pm

Nonstop3h 10m

$323

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Tue 5/20

2:45 pm-8:08 pm

1 stop7h 23m

San Diego

Wed 5/21

8:00 am-5:57 pm

1 stop7h 57m

$343

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Sun 5/25

5:00 am-8:33 am

1 stop5h 33m

San Diego

Tue 6/3

6:15 am-1:58 pm

1 stop5h 43m

$345

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Mon 6/23

6:05 pm-5:01 pm

1 stop24h 56m

San Diego

Sun 6/29

7:10 am-5:36 pm

1 stop8h 26m

$355

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Thu 6/26

6:00 am-5:19 pm

1 stop13h 19m

San Diego

Mon 7/7

7:00 pm-12:30 pm

1 stop15h 30m

$388

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Fri 5/2

2:10 pm-6:12 pm

1 stop6h 02m

San Diego

Sat 5/3

9:20 am-6:01 pm

1 stop6h 41m

$16,294

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Thu 5/29

10:02 am-6:03 pm

2 stops34h 01m

$143

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Thu 7/3

9:55 pm-11:10 pm

Nonstop3h 15m

$162

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Thu 6/5

6:30 pm-4:55 pm

1 stop24h 25m

$168

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Thu 5/29

12:21 pm-6:56 am

1 stop20h 35m

$170

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 13 results
1
2

Best time to book a flight from Galveston to San Diego

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

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

Use this chart to determine the optimal time to book a round-trip flight from Galveston to San Diego. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Galveston to San Diego, you should look to book at least 43 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Galveston to San Diego?

Currently, August is the cheapest month in which you can book a flight from Galveston to San Diego (average of $286). Flying from Galveston to San Diego in March is currently the most expensive (average of $366). 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 G4L to SAN?

Find hourly flight availability from Galveston to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from Galveston to San Diego, 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 Galveston to San Diego?

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

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

Rainfall in San Diego by month

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

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

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

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated April 29, 2025.
Read through reviews of airlines operating flights from Galveston to San Diego, such as Alaska Airlines, Southwest and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
734 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Galveston to San Diego. 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 into for flights to San Diego from Galveston?

    For a flight from Galveston to San Diego, you will be flying into San Diego. San Diego (SAN) is just 2.6 mi from the center of the city. San Diego is the only San Diego airport and it handles 1 inbound flight from Galveston per day. 5 airlines have flights to San Diego from Galveston on a regular basis.

  • What are the cheapest airlines to fly from Galveston to San Diego one-way?

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $162. Users have also found prices from $168 and $170 on Sun Country Air and Allegiant Air, respectively.

  • What are the cheapest flights from Galveston to San Diego?

    The cheapest flight price from Galveston to San Diego is $182. On average you can expect to pay $394. The most popular route, (Houston Hobby - San Diego), can usually be booked for $140.

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

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

  • How can I find direct flights from Galveston to San Diego?

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

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

    Yes. Cheapflights offers flight deals from Galveston to San Diego 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 Galveston to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Galveston to San Diego (average of $286). Flying from Galveston to San Diego in March is currently the most expensive (average of $366). 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

Traveling to a place near Galveston?

Book flights to Galveston if you plan to visit one of these locations
El Cajon
Chula Vista
Lemon Grove
National City
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Galveston to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Las Vegas flights
Dallas/Fort Worth to Los Angeles flights
Hobby to Las Vegas flights
Dallas/Fort Worth to San Francisco flights
George Bush Intcntl to Las Vegas flights
Hobby to Los Angeles flights
George Bush Intcntl to Los Angeles flights
Dallas/Fort Worth to Santa Ana flights
Dallas/Fort Worth to San Diego flights
Dallas/Fort Worth to Burbank flights
Hobby to Ontario flights
Austin to Las Vegas flights
Dallas/Fort Worth to San Jose flights
Austin to Los Angeles flights
Dallas/Fort Worth to Ontario flights
Hobby to San Francisco flights
George Bush Intcntl to Ontario flights
Love Field to Las Vegas flights
George Bush Intcntl to San Francisco flights
Love Field to Los Angeles flights
Dallas/Fort Worth to Oakland flights
San Antonio to Las Vegas flights
Hobby to Santa Ana flights
Austin to San Francisco flights
Austin to San Diego flights
George Bush Intcntl to Santa Ana flights
Hobby to San Diego flights
Hobby to Burbank flights
San Antonio to Los Angeles flights
George Bush Intcntl to Burbank flights
Dallas/Fort Worth to Reno flights
George Bush Intcntl to San Diego flights
Love Field to San Diego flights
Hobby to San Jose flights
Hobby to Sacramento flights
Dallas/Fort Worth to Sacramento flights
Austin to Ontario flights
Austin to Santa Ana flights
Hobby to Oakland flights
El Paso to Las Vegas flights
George Bush Intcntl to San Jose flights
Hobby to Reno flights
Love Field to San Francisco flights
Austin to San Jose flights
George Bush Intcntl to Sacramento flights
Love Field to Ontario flights
El Paso to Los Angeles flights
George Bush Intcntl to Oakland flights
San Antonio to San Francisco flights
Dallas/Fort Worth to Long Beach flights

Top 5 airlines flying from Galveston to San Diego

Discover the top 5 airlines that operate flights from Galveston to San Diego. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$71Average$178FlexibilityNo cancel feeOn-time65%
FrontierCheapest$110Average$171FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$198Average$426FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$226Average$447FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$365Average$450FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.