Cheap Flights from Houston (IAH) to San Juan (SIG)

Popular airlines from George Bush Intercontinental Airport (IAH) to San Juan (SIG-Fernando Luis Ribas Dominicci)

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 $346
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $346

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Fernando Luis Ribas Dominicci Airport (SIG) cost?
Secure a cheap one-way flight or cheap return flight from George Bush Intercontinental Airport (IAH) to Fernando Luis Ribas Dominicci Airport (SIG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Fernando Luis Ribas Dominicci Airport (SIG)?
Traveling in may help you find better deals, as it's the cheapest month for flights between IAH and SIG. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Fernando Luis Ribas Dominicci Airport (SIG)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from IAH to SIG. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from George Bush Intercontinental Airport (IAH) to Fernando Luis Ribas Dominicci Airport (SIG)?
Direct flights from George Bush Intercontinental Airport (IAH) to Fernando Luis Ribas Dominicci Airport (SIG) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAH to SIG?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Fernando Luis Ribas Dominicci Airport (SIG)?
To avoid possible delays on the George Bush Intercontinental Airport (IAH) to Fernando Luis Ribas Dominicci Airport (SIG) route, fly before 3 PM. Flights after this time are 22% more likely to be canceled.**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.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Fernando Luis Ribas Dominicci Airport (SIG) last-minute?
Booking your plane ticket from IAH to SIG right before your getaway is typically more expensive. But if you're flexible with your travel dates and times, you could land a cheap last-minute fare.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Fernando Luis Ribas Dominicci Airport (SIG)?
If you booked your IAH to SIG flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Fernando Luis Ribas Dominicci
Distance
1999 mi

Book with confidence

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 . 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 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.

 

Houston to San Juan Flights

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*Available to One Key members.