$56 Cheap Flights from Houston (HOU) to San Juan (SJU)

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Find available prices by choosing your travel dates.

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

Prices were available within the past 7 days and start at $56 for one-way flights and $112 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Spirit Airlines
Spirit Airlines
United
United
United
Spirit Airlines
American Airlines
Delta
Southwest Airlines
Flights from Houston (IAH) to San Juan (SJU)
Origin airport
George Bush Intercontinental
Destination airport
Luis Munoz Marin Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines
Roundtrip price
$112
Distance
2005 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 April. 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 $56 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

Is it cheaper to buy a plane ticket from William P. Hobby Airport to Luis Munoz Marin Intl. Airport (SJU) last minute?
Booking your flight from HOU to Isla Verde Intl. Airport at the last minute could save you cash if you get lucky and find a real steal. However, airfares don’t typically get cheaper as the date of departure nears. If you procrastinate, flights could also be booked solid or the best seats long gone. If you’d rather err on the side of caution, book well in advance of your departure date. In fact, Expedia has some of the biggest deals up to 12 months in advance. If your preferred airline hasn’t released tickets yet, check back regularly as offers are updated on Expedia all the time.
What airports do you fly into for San Juan from Houston?
Luis Munoz Marin Intl. Airport (SJU), Antonio Rivera Rodriguez Airport (VQS) and Mercedita Airport (PSE) are your choices when jetting from Houston to San Juan. Approximately 7 mi east of central San Juan, Luis Munoz Marin Intl. Airport (SJU) is the city’s major gateway. Consider things such as flight departure and arrival times and the distance to your hotel before you select an airport. San Juan Gate and La Fortaleza are a couple of amazing attractions to check out when you arrive.
Can I change the date of my flight from William P. Hobby Airport to SJU?
You can make changes to your HOU to Luis Munoz Marin Intl. Airport (SJU) journey via the Expedia Trips portal. But before amending dates or times, read over the fare conditions in your itinerary to see what you can do and if charges apply. Some airlines charge a change fee per person, plus any difference in fare prices. But if you booked in the last 24 hours, you may be able to cancel for free and arrange new flights. You can also take a look at our Customer Service portal for further details and to connect with our Virtual Agent.

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*Available to One Key members.