$88 Cheap Flights from Houston (HOU) to San Juan (SJU)

View $88 flight on Sun, Sep 28, 2025Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Houston to San Juan (HOU-SJU)

Prices were available within the past 7 days and start at $88 for one-way flights and $175 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Sun, Sep 28 - Thu, Oct 2
HOU
Houston
SJU
San Juan
$175 Roundtrip, found 8 hours ago
$175
Roundtrip
found 8 hours ago
Select Southwest Airlines flight, departing Sun, Sep 28 from Houston to San Juan, returning Thu, Oct 2, priced at $175 found 8 hours ago
Southwest Airlines
Sun, Oct 5 - Tue, Oct 7
HOU
Houston
SJU
San Juan
$177 Roundtrip, found 20 hours ago
$177
Roundtrip
found 20 hours ago
Select Southwest Airlines flight, departing Sun, Oct 5 from Houston to San Juan, returning Tue, Oct 7, priced at $177 found 20 hours ago
American Airlines
Mon, Oct 20 - Sun, Oct 26
HOU
Houston
SJU
San Juan
$181 Roundtrip, found 4 days ago
$181
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Oct 20 from Houston to San Juan, returning Sun, Oct 26, priced at $181 found 4 days ago

Find the cheapest month to fly from Houston (HOU) to San Juan (SJU)

February is typically the cheapest month to fly

From $122 - $391 per traveler.

Graph displaying average flight prices per month

Alternative airports near San Juan

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Luis Munoz Marin Intl. SJU. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $427
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $427
Flights from Houston (HOU) to San Juan (SJU)
Origin airport
William P. Hobby
Destination airport
Luis Munoz Marin Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines
Roundtrip price
$169
Distance
1995 mi

Houston to San Juan Flights

The cheapest times to fly from Houston to San Juan

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to San Juan are during the month of September. You can find some of the cheapest flights from Houston to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to San Juan

Sunday is one of the best days to book for cheap flights from Houston to San Juan: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to San Juan

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $88 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to San Juan flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to San Juan airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU) cost?
Secure a cheap one-way flight from $88 or cheap return flight from $175 from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU)?
Flying in September may help you find better deals, as it's the cheapest month for flights between HOU and SJU. You'll usually find the lowest prices during the off-season.
Which airlines fly direct from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU)?
Board a direct flight with Southwest Airlines and travel straight from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU).
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from HOU to SJU. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU)?
On average, William P. Hobby Airport (HOU) has 1 nonstop flights to Luis Munoz Marin Intl. Airport (SJU) per week. If you're looking for more options, use Expedia's filter tool to look for flights with one or more stops. Squeeze in a quick visit to another destination or simply break up your trip.
What are the most popular departure times for flights from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU)?
The 10 AM departures from HOU to SJU are typically the busiest. They can also be more expensive. If you want to save money, choose a less crowded time to fly.
What day of the week has the most flights from HOU to SJU?
Travel on a Saturday if you're after the largest selection of flights from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU).
What is the earliest flight from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU)?
The first flight of the day leaving from William P. Hobby Airport (HOU) is at around 10:45AM UTC-6. Hop on this flight and you'll land at Luis Munoz Marin Intl. Airport (SJU) at approximately 4:50PM UTC-4. The total time in the air is 4h 5m.
How long does it take to fly from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU)?
Typically, it takes 4 hours and 5 minutes to travel the 2,000 mi from HOU to SJU.
What is the best time to fly from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU)?
Select a flight from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Juan from William P. Hobby Airport (HOU)?
If you're taking a direct flight from William P. Hobby Airport (HOU) to San Juan, Luis Munoz Marin Intl. Airport (SJU) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Last-minute fares from HOU to SJU are typically more expensive. To secure the cheapest rates, start looking for flights as soon as possible. That said, if you can play around with your travel dates, it's possible to score a cheap fare just before your departure.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to Luis Munoz Marin Intl. Airport (SJU)?
Usually, it's possible to cancel or reschedule your HOU to SJU flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.