$61 Cheap Flights from Houston (IAH) to San Juan (SJU)

View $61 flight on Sun, Sep 28, 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU)

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

Prices were available within the past 7 days and start at $61 for one-way flights and $137 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Sun, Sep 28 - Thu, Oct 9
IAH
Houston
SJU
San Juan
$137 Roundtrip, found 6 hours ago
$137
Roundtrip
found 6 hours ago
Select Spirit Airlines flight, departing Sun, Sep 28 from Houston to San Juan, returning Thu, Oct 9, priced at $137 found 6 hours ago
Spirit Airlines
Wed, Nov 19 - Wed, Dec 3
IAH
Houston
SJU
San Juan
$145 Roundtrip, found 5 hours ago
$145
Roundtrip
found 5 hours ago
Select Spirit Airlines flight, departing Wed, Nov 19 from Houston to San Juan, returning Wed, Dec 3, priced at $145 found 5 hours ago
Spirit Airlines
Sun, Oct 5 - Thu, Oct 9
IAH
Houston
SJU
San Juan
$152 Roundtrip, found 1 hour ago
$152
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sun, Oct 5 from Houston to San Juan, returning Thu, Oct 9, priced at $152 found 1 hour ago
Spirit Airlines
Sun, Sep 28 - Fri, Oct 3
IAH
Houston
SJU
San Juan
$155 Roundtrip, just found
$155
Roundtrip
just found
Select Spirit Airlines flight, departing Sun, Sep 28 from Houston to San Juan, returning Fri, Oct 3, priced at $155 just found
Spirit Airlines
Sun, Sep 28 - Fri, Oct 3
IAH
Houston
SJU
San Juan
$160 Roundtrip, just found
$160
Roundtrip
just found
Select Spirit Airlines flight, departing Sun, Sep 28 from Houston to San Juan, returning Fri, Oct 3, priced at $160 just found
Spirit Airlines
Sun, Sep 28 - Thu, Oct 2
IAH
Houston
SJU
San Juan
$162 Roundtrip, just found
$162
Roundtrip
just found
Select Spirit Airlines flight, departing Sun, Sep 28 from Houston to San Juan, returning Thu, Oct 2, priced at $162 just found
American Airlines
Wed, Oct 29 - Thu, Oct 30
IAH
Houston
SJU
San Juan
$174 Roundtrip, found 3 hours ago
$174
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Oct 29 from Houston to San Juan, returning Thu, Oct 30, priced at $174 found 3 hours ago
Delta
Mon, Nov 10 - Wed, Nov 19
IAH
Houston
SJU
San Juan
$178 Roundtrip, found 7 hours ago
$178
Roundtrip
found 7 hours ago
Select Delta flight, departing Mon, Nov 10 from Houston to San Juan, returning Wed, Nov 19, priced at $178 found 7 hours ago
United
Sun, Sep 28 - Fri, Oct 3
IAH
Houston
SJU
San Juan
$188 Roundtrip, just found
$188
Roundtrip
just found
Select United flight, departing Sun, Sep 28 from Houston to San Juan, returning Fri, Oct 3, priced at $188 just found
JetBlue Airways
Fri, Nov 14 - Tue, Nov 18
IAH
Houston
SJU
San Juan
$386 Roundtrip, found 3 hours ago
$386
Roundtrip
found 3 hours ago
Select JetBlue Airways flight, departing Fri, Nov 14 from Houston to San Juan, returning Tue, Nov 18, priced at $386 found 3 hours ago

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

February is typically the cheapest month to fly

From $122 - $382 per traveler.

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 $155
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $155
Flights from Houston (IAH) to San Juan (SJU)
Origin airport
George Bush Intercontinental
Destination airport
Luis Munoz Marin Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, United
Roundtrip price
$137
Distance
2005 mi
Average flight time
5 hours 35 mins

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 $61 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 George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU) cost?
Get a cheap one-way flight from $61 or cheap return flight from $137 from George Bush Intercontinental Airport (IAH) 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 George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU)?
The cheapest month to fly from IAH to SJU is September, when there's less demand. Off-peak season is typically when you'll find lower airfares between these airports.
Which airlines fly direct from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU)?
When heading out of George Bush Intercontinental Airport (IAH), you can hop on a nonstop flight to Luis Munoz Marin Intl. Airport (SJU) with United Airlines.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU)?
The cheapest airline to offer flights between George Bush Intercontinental Airport (IAH) and Luis Munoz Marin Intl. Airport (SJU) can change depending on your travel plans. Spirit Airlines and United Airlines are just some of your options offering reasonable prices. Use Expedia's filter tool to compare airlines in one place and find the right IAH to SJU flight that fits your budget.
How many flights per day from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU)?
With, on average, 3 direct flights departing from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU) each day, you'll be up in the air in no time.
What are the most popular departure times for flights from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU)?
The 10 AM departures from IAH to SJU are the most sought after. Greater demand means you'll likely pay more for these departures. If you want to save money, choose a less crowded time to fly.
What day of the week has the most flights from IAH to SJU?
Saturday offers the most flights from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU). Consider jetting off on this day and you'll have the best chance of finding a departure that fits your plans.
What is the earliest flight from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU)?
Hop on the earliest flight at around 9:32AM UTC-6, leaving from George Bush Intercontinental Airport (IAH). You'll be in the air for about 4h 26m, landing at Luis Munoz Marin Intl. Airport (SJU) at approximately 3:58PM UTC-4.
How long does it take to fly from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU)?
Flights from IAH to SJU have an average travel time of 4 hours and 22 minutes. The distance between the two is 2,000 mi.
What airline has the least delays from IAH to SJU?
With 87% of flights typically landing on schedule, United Airlines has the best on-time performance for direct flights from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU). To keep track of your flight status and get notified if anything changes, simply head to the Expedia App.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU)?
To avoid potential delays on the George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU) route, aim to travel before 3 PM. Departures after this time have a 22% higher chance of being 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.
What airports do you fly into for San Juan from George Bush Intercontinental Airport (IAH)?
Explore your flight options from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU). This is the only San Juan airport you can land at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Last-minute bookings from IAH to SJU are usually more expensive. For the lowest prices, start looking for flights as soon as possible. That being said, if you're flexible with your travel plans, it's possible to land a cheap fare right before your trip.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Luis Munoz Marin Intl. Airport (SJU)?
If you booked your IAH to SJU flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

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*Available to One Key members.