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San Juan

$98+ Cheap flights from Galveston, TX to San Juan

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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SJU
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Galveston to San Juan are usually found in October or January, booked 55 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from Galveston to San Juan

Keep the following information in mind while searching for Galveston to San Juan flight deals. Data was last updated September 15, 2025.

Round-trip from

$215
(Delta)

One-way from

$98
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$344
From Galveston to San Juan
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One-way flight from Galveston to San Juan
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Highest demand for flights based on searches. 11% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Galveston to San Juan

Cheapest flights from Galveston to San Juan
Explore the most affordable flight options available from Galveston to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 9/226:00 amHOU - SJU
1 stop7h 15mAmerican Airlines
Fri 9/263:05 pmSJU - HOU
1 stop18h 26mAmerican Airlines
Deal found 9/13$215
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 9/246:00 amHOU - SJU
2 stops11h 14mAmerican Airlines
Sat 9/273:05 pmSJU - HOU
1 stop18h 24mAmerican Airlines
Deal found 9/14$225
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 9/206:00 amHOU - SJU
1 stop7h 15mAmerican Airlines
Sat 9/273:05 pmSJU - HOU
1 stop18h 24mAmerican Airlines
Deal found 9/14$265
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 9/306:00 amHOU - SJU
2 stops11h 14mAmerican Airlines
Fri 10/33:05 pmSJU - HOU
1 stop18h 26mAmerican Airlines
Deal found 9/13$280
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 9/226:00 amHOU - SJU
1 stop7h 15mAmerican Airlines
Thu 9/253:05 pmSJU - HOU
1 stop18h 29mAmerican Airlines
Deal found 9/13$287
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Sun 9/288:32 pmHOU - SJU
1 stop16h 43mAmerican Airlines
Sat 10/43:05 pmSJU - HOU
1 stop18h 24mAmerican Airlines
Deal found 9/14$292
This Southwest deal was found by Cheapflights users on 9/13. 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.
Sun 10/510:05 amHOU - SJU
1 stop9h 35mSouthwest
Thu 10/91:05 pmSJU - HOU
1 stop9h 30mSouthwest
Deal found 9/13$295
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Fri 9/196:00 amHOU - SJU
1 stop7h 15mAmerican Airlines
Fri 9/263:05 pmSJU - HOU
1 stop18h 26mAmerican Airlines
Deal found 9/14$300
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 11/116:00 amHOU - SJU
2 stops9h 52mAmerican Airlines
Tue 11/187:15 amSJU - HOU
1 stop10h 39mAmerican Airlines
Deal found 9/14$315

Cheapflights Fare Finder

 
Customize your flight search to find flights from Galveston to San Juan 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 September 15, 2025.
Use the filters below to find and compare flights from Galveston to San Juan that are best for you.

Fly from

Galveston

Fly to

San Juan

Route

Depart

Return

Price

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Mon 10/6

8:00 pm-9:55 am

1 stop12h 55m

San Juan Luis Munoz Marin Intl

Thu 10/9

1:05 pm-9:35 pm

1 stop9h 30m

$295

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Sun 2/8

10:30 am-8:30 pm

1 stop8h 00m

San Juan Luis Munoz Marin Intl

Thu 2/12

6:15 am-12:21 pm

1 stop8h 06m

$395

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Tue 10/14

6:00 am-6:25 pm

2 stops11h 25m

San Juan Luis Munoz Marin Intl

Tue 10/21

7:00 am-4:09 pm

2 stops10h 09m

$395

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Mon 10/6

10:00 am-4:40 pm

1 stop5h 40m

San Juan Luis Munoz Marin Intl

Fri 10/10

3:35 pm-9:15 pm

1 stop6h 40m

$395

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Tue 2/24

6:00 am-5:12 pm

1 stop9h 12m

San Juan Luis Munoz Marin Intl

Sat 2/28

6:15 am-4:32 pm

1 stop12h 17m

$395

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Sat 10/25

10:30 am-11:45 pm

1 stop12h 15m

San Juan Luis Munoz Marin Intl

Mon 10/27

5:50 am-4:40 pm

2 stops11h 50m

$395

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Tue 10/14

11:35 am-10:45 pm

2 stops10h 10m

San Juan Luis Munoz Marin Intl

Tue 10/21

10:50 am-8:25 pm

1 stop10h 35m

$395

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Thu 10/23

3:05 pm-9:55 pm

1 stop5h 50m

San Juan Luis Munoz Marin Intl

Mon 10/27

8:20 pm-7:50 am

1 stop12h 30m

$395

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Thu 10/23

3:05 pm-11:50 pm

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Sat 11/1

5:45 am-7:20 pm

2 stops14h 35m

$395

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Wed 10/15

11:35 am-10:45 pm

2 stops10h 10m

San Juan Luis Munoz Marin Intl

Tue 10/21

2:45 pm-8:25 pm

1 stop6h 40m

$395

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 21 results
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Best time to book a flight from Galveston to San Juan

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

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

Use this chart to determine the optimal time to book a round-trip flight from Galveston to San Juan. Price data was last updated on September 12, 2025.

Booking 55 days in advance of your planned departure date is, on average, the best time to get cheap flights from Galveston to San Juan. 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 Galveston to San Juan?

Currently, September is the cheapest month in which you can book a flight from Galveston to San Juan (average of $254). Flying from Galveston to San Juan in June is currently the most expensive (average of $339). 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 SJU?

Find hourly flight availability from Galveston to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Galveston to San Juan, 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 Juan?

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

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

How much does it cost to fly round-trip from Galveston to San Juan?

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 Juan. Reviews last updated September 15, 2025.
Read reviews from past customers who have flown Southwest, United Airlines, and American Airlines from Galveston to San Juan. 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.
Southwest
8.0
Very good
4,245 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,245 reviews
Southwest
8.0
Very good
4,245 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,931 reviews
Southwest
8.0
Very good
4,245 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,245 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,016 reviews
Southwest
8.0
Very good
4,245 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,173 reviews
Southwest
8.0
Very good
4,245 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Galveston to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Galveston to San Juan?

    A quick flight from Galveston to San Juan can take about 8h. Southwest provides one of the quickest options available for as low as $395. There are 1994 mi between Galveston and San Juan. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Galveston to San Juan (average of $254). Flying from Galveston to San Juan in June is currently the most expensive (average of $339). 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 6 airlines flying from Galveston to San Juan

Discover the top 6 airlines that operate flights from Galveston to San Juan. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$108Average$398FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$120Average$275FlexibilityNo cancel feeOn-time65%
FrontierCheapest$125Average$273FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$165Average$570FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$175Average$424FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$193Average$487FlexibilityNo cancel feeOn-time69%

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