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$109+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SAN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Galveston to San Diego are usually found in August or November, booked 76 days in advance, depart on a Wednesday or Friday 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 June 12, 2025.

Round-trip from

$237
(Delta)

One-way from

$109
(Southwest)

Popular in

December

Cheapest in

August

Average price

$405
From Galveston to San Diego
Search Deals
One-way flight from Galveston to San Diego
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This Southwest deal was found by Cheapflights users on 6/12. 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 9/109:35 amHOU - SAN
Nonstop3h 15mSouthwest
Wed 9/1012:15 pmSAN - HOU
Nonstop3h 20mSouthwest
Deal found 6/12$217
This Delta deal was found by Cheapflights users on 6/11. 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.
Wed 8/1310:44 amHOU - SAN
1 stop9h 09mDelta
Mon 8/1810:30 pmSAN - HOU
1 stop9h 15mDelta
Deal found 6/11$237
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/114:30 pmHOU - SAN
1 stop7h 25mAmerican Airlines
Sat 10/184:47 pmSAN - HOU
1 stop4h 57mAmerican Airlines
Deal found 6/12$291
This Sun Country Air deal was found by Cheapflights users on 6/10. 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 stop18h 56mSun Country Air
Wed 6/256:01 pmSAN - HOU
1 stop21h 35mSun Country Air
Deal found 6/10$455

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 June 12, 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

Wed 9/10

9:35 am-10:50 am

Nonstop3h 15m

San Diego

Wed 9/10

12:15 pm-5:35 pm

Nonstop3h 20m

$217

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Wed 8/13

10:44 am-5:53 pm

1 stop9h 09m

San Diego

Mon 8/18

10:30 pm-9:45 am

1 stop9h 15m

$237

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Sat 7/12

2:29 pm-8:04 pm

1 stop7h 35m

San Diego

Sat 7/19

6:15 am-1:53 pm

1 stop5h 38m

$377

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Mon 6/23

6:05 pm-11:01 am

1 stop18h 56m

San Diego

Wed 6/25

6:01 pm-5:36 pm

1 stop21h 35m

$455

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Tue 8/12

8:50 pm-10:05 pm

Nonstop3h 15m

$109

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Wed 8/20

1:05 pm-9:15 pm

1 stop10h 10m

$119

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Thu 8/7

9:42 am-5:55 pm

2 stops34h 13m

$140

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Sun 8/24

12:21 pm-2:45 pm

1 stop28h 24m

$141

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Sun 8/31

8:30 am-4:54 pm

1 stop10h 24m

$160

HoustonSan Diego

HOU - SAN

HOUSAN

Houston Hobby

Thu 7/3

6:30 pm-10:57 pm

1 stop6h 27m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 11 results
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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 June 9, 2025.

To ensure you get the cheapest price possible for a flight from Galveston to San Diego, you should look to book at least 76 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 June 12, 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. Wednesday afternoons 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 June 12, 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
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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
725 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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 2 inbound flights 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 $109. Users have also found prices from $119 and $141 on Delta and Allegiant Air, respectively.

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

    The cheapest flight price from Galveston to San Diego is $146. On average you can expect to pay $346. The most popular route, (Houston Hobby - San Diego), can usually be booked for $149.

  • 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
National City
Imperial Beach
La Mesa
Alpine
Lemon Grove
Poway
Santee
Coronado

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$80Average$191FlexibilityNo cancel feeOn-time65%
FrontierCheapest$110Average$172FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$188Average$428FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$236Average$462FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$351Average$443FlexibilityNo cancel feeOn-time63%

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