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$74+ Cheap flights from Houston 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SJU
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Houston to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 24, 2025.

Round-trip from

$160
(Cheapflightsfares)

One-way from

$74
(eDestinos)

Popular in

December

Cheapest in

September

Average price

$324
From Houston to San Juan
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One-way flight from Houston to San Juan
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Highest demand for flights based on searches. 13% potential increase in price ($49 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Houston to San Juan

Cheapest flights from Houston to San Juan
Explore the most affordable flight options available from Houston to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/272:10 pmIAH - SJU
Nonstop4h 30mSpirit Airlines
Tue 4/298:45 pmSJU - IAH
Nonstop5h 00mSpirit Airlines
Deal found 4/23$160
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2910:02 amIAH - SJU
Nonstop4h 38mUnited Airlines
Thu 5/11:25 pmSJU - IAH
1 stop11h 19mUnited Airlines
Deal found 4/23$161
This American Airlines deal was found by Cheapflights users on 4/23. 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 4/296:31 pmHOU - SJU
1 stop9h 29mAmerican Airlines
Thu 5/13:20 pmSJU - HOU
1 stop9h 36mAmerican Airlines
Deal found 4/23$165
This American Airlines deal was found by Cheapflights users on 4/23. 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 4/266:00 amIAH - SJU
2 stops10h 14mAmerican Airlines
Sat 5/311:50 amSJU - IAH
1 stop6h 36mAmerican Airlines
Deal found 4/23$165
This Booking.com deal was found by Cheapflights users on 4/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/262:10 pmIAH - SJU
Nonstop4h 30mMultiple Airlines
Sat 5/33:56 amSJU - IAH
1 stop7h 41mMultiple Airlines
Deal found 4/23$220
This Southwest deal was found by Cheapflights users on 4/23. 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.
Sat 4/267:45 amHOU - SJU
1 stop10h 05mSouthwest
Sat 5/33:40 pmSJU - HOU
Nonstop5h 10mSouthwest
Deal found 4/23$266
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/34:00 pmHOU - SJU
1 stop6h 15mDelta
Tue 5/65:11 pmSJU - HOU
1 stop6h 57mDelta
Deal found 4/23$285
This Frontier deal was found by Cheapflights users on 4/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/109:05 pmIAH - SJU
1 stop10h 31mFrontier
Wed 5/143:56 amSJU - IAH
1 stop7h 41mFrontier
Deal found 4/23$298
This eDestinos deal was found by Cheapflights users on 4/22. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/610:40 amHOU - SJU
1 stop22h 35mMultiple Airlines
Sat 6/712:59 amSJU - HOU
2 stops17h 43mMultiple Airlines
Deal found 4/22$698

Cheapflights Fare Finder

Customize your flight search to find flights from Houston 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 April 24, 2025.
Use the filters below to find and compare flights from Houston to San Juan that are best for you.

Fly from

Houston

Fly to

San Juan

Route

Depart

Return

Price

HoustonSan Juan

IAH - SJU

IAHSJU

Houston George Bush Intcntl

Thu 5/8

4:55 pm-10:17 pm

Nonstop4h 22m

San Juan Luis Munoz Marin Intl

Thu 5/15

11:50 am-3:50 pm

Nonstop5h 00m

$154

HoustonSan Juan

IAH - SJU

IAHSJU

Houston George Bush Intcntl

Tue 4/29

10:02 am-3:40 pm

Nonstop4h 38m

San Juan Luis Munoz Marin Intl

Thu 5/1

1:25 pm-11:44 pm

1 stop11h 19m

$161

HoustonSan Juan

IAH - SJU

IAHSJU

Houston George Bush Intcntl

Tue 4/29

12:02 pm-5:00 am

1 stop15h 58m

San Juan Luis Munoz Marin Intl

Sat 5/3

6:05 am-10:41 pm

1 stop17h 36m

$165

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Tue 5/6

5:00 am-2:17 pm

1 stop8h 17m

San Juan Luis Munoz Marin Intl

Sun 5/11

6:30 am-6:01 pm

1 stop12h 31m

$210

HoustonSan Juan

IAH - SJU

IAHSJU

Houston George Bush Intcntl

Sat 5/10

9:05 pm-8:36 am

1 stop10h 31m

San Juan Luis Munoz Marin Intl

Thu 5/15

11:50 am-3:50 pm

Nonstop5h 00m

$227

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Sat 5/10

1:05 pm-10:25 pm

1 stop8h 20m

San Juan Luis Munoz Marin Intl

Thu 5/15

5:35 am-1:25 pm

2 stops8h 50m

$290

HoustonSan Juan

IAH - SJU

IAHSJU

Houston George Bush Intcntl

Sat 5/10

9:05 pm-8:36 am

1 stop10h 31m

San Juan Luis Munoz Marin Intl

Wed 5/14

3:56 am-10:37 am

1 stop7h 41m

$298

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Sun 8/17

6:00 am-4:50 pm

1 stop9h 50m

San Juan Luis Munoz Marin Intl

Fri 9/5

2:39 pm-9:35 pm

1 stop7h 56m

$408

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Fri 6/6

10:40 am-10:15 am

1 stop22h 35m

San Juan Luis Munoz Marin Intl

Sat 6/7

12:59 am-5:42 pm

2 stops17h 43m

$698

HoustonSan Juan

IAH - SJU

IAHSJU

Houston George Bush Intcntl

Sat 5/3

2:10 pm-7:40 pm

Nonstop4h 30m

$74

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 20 results
1
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Best time to book a flight from Houston to San Juan

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

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

Use this chart to determine the optimal time to book a round-trip flight from Houston to San Juan. Price data was last updated on April 18, 2025.

To ensure you get the cheapest price possible for a flight from Houston to San Juan, you should look to book at least 59 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Houston to San Juan?

Currently, September is the cheapest month in which you can book a flight from Houston to San Juan (average of $254). Flying from Houston to San Juan in December is currently the most expensive (average of $336). 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 HOU to SJU?

Find hourly flight availability from Houston 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 April 24, 2025.

A simple way to save on the total cost of your ticket is to fly from Houston to San Juan in the afternoon. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Houston to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Houston to San Juan. Price data was last updated on April 14, 2024.

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

Rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan when rainfall is around 2.2 in.

Temperature in San Juan by month

Plan your trip to San Juan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

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 April 24, 2025.
To help decide which airline to fly from Houston to San Juan, see what other customers have to say about Southwest, Delta and Avelo Airlines. 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
4,287 reviews

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,920 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Avelo Airlines
7.5
Good
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,685 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

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

  • What are the cheapest airlines flying from Houston to San Juan round-trip?

    According to our current data, Spirit Airlines ($160), United Airlines ($161), and American Airlines ($165) offers the cheapest pricing from Houston to San Juan. These flights start at 51% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Houston to San Juan one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $74. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Houston to San Juan for a low price.

  • What are the cheapest flights from Houston to San Juan?

    On average you can expect to pay $636 for a flight from Houston to San Juan. The cheapest flight overall is $250 while the most popular route, (Houston Hobby - San Juan Luis Munoz Marin Intl) is currently priced at $134.

  • Where are the most common layover locations when flying from Houston to San Juan?

    Most of the time, Houston to San Juan flights that have layovers will stop in Orlando.

  • What are some popular things to do or see while on a layover in Orlando?

    If you're on a layover in Orlando and looking for things to do, consider visiting Walt Disney World Resort, Universal Orlando Resort, or International Drive. Walt Disney World Resort, Universal Orlando Resort, and International Drive are located about 16.2 mi, 10.2 mi, and 9.9 mi, respectively from Orlando. Travelers in need of a car in Orlando can rent one for about $26 per day.

  • Where are the least popular layover locations for Houston to San Juan flights?

    Houston to San Juan flights that have layovers will least frequently stop in Miami.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Houston to San Juan (average of $254). Flying from Houston to San Juan in December is currently the most expensive (average of $336). 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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Alternative routes for Houston to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Luis Munoz Marin Intl flights
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Top 6 airlines flying from Houston to San Juan

Discover the top 6 airlines that operate flights from Houston 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$127Average$291FlexibilityNo cancel feeOn-time65%
FrontierCheapest$128Average$205FlexibilityNo cancel feeOn-time62%
DeltaCheapest$144Average$354FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$238Average$508FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$250Average$448FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$297Average$568FlexibilityNo cancel feeOn-time63%

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