Luis Munoz Marin Intl

$139+ Cheap flights from Houston to Luis Munoz Marin Intl (SJU)

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SJU
Jul 10 — Jul 171
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Find cheap flights from Houston to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Houston to San Juan Luis Munoz Marin Intl are usually found in October or August, booked 52 days in advance, depart on a Monday or Thursday and return on a Friday

Cheap flight deals from Houston to Luis Munoz Marin Intl

Cheapest flights from Houston to Luis Munoz Marin Intl
Explore the most affordable flight options available from Houston to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:18 am
IAH
-
SJU
2 stops30h 42m
Frontier
Thu 7/307:30 am
SJU
-
IAH
1 stop25h 54m
Frontier
Deal found 6/5$317
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:42 pm
IAH
-
SJU
2 stops40h 47m
Frontier
Wed 9/26:00 am
SJU
-
IAH
1 stop9h 51m
Frontier
Deal found 6/5$321
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:02 pm
IAH
-
SJU
2 stops19h 09m
Frontier
Tue 8/186:00 am
SJU
-
IAH
1 stop9h 51m
Frontier
Deal found 6/5$323
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:53 am
IAH
-
SJU
2 stops26h 02m
Frontier
Thu 7/307:30 am
SJU
-
IAH
1 stop25h 54m
Frontier
Deal found 6/6$326
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:53 am
IAH
-
SJU
2 stops26h 07m
Frontier
Wed 8/57:10 am
SJU
-
IAH
1 stop26h 14m
Frontier
Deal found 6/5$327
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/18:02 pm
IAH
-
SJU
2 stops40h 58m
Frontier
Wed 8/126:00 am
SJU
-
IAH
1 stop10h 05m
Frontier
Deal found 6/6$329
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:53 pm
IAH
-
SJU
1 stop23h 07m
Frontier
Sat 10/105:12 pm
SJU
-
IAH
1 stop22h 54m
Frontier
Deal found 6/6$331
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:37 pm
IAH
-
SJU
1 stop26h 51m
Frontier
Wed 8/56:00 am
SJU
-
IAH
1 stop10h 05m
Frontier
Deal found 6/6$333
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:53 am
IAH
-
SJU
2 stops26h 07m
Frontier
Thu 7/306:00 am
SJU
-
IAH
1 stop9h 50m
Frontier
Deal found 6/7$334
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/188:37 pm
IAH
-
SJU
1 stop26h 51m
Frontier
Thu 7/237:30 am
SJU
-
IAH
1 stop25h 54m
Frontier
Deal found 6/5$335
This Southwest deal was found by Cheapflights users on 6/9. 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.
Thu 10/295:05 am
HOU
-
SJU
1 stop10h 25m
Southwest
Thu 10/299:45 pm
SJU
-
HOU
1 stop12h 40m
Southwest
Deal found 6/9$371
This Southwest deal was found by Cheapflights users on 6/9. 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.
Thu 10/295:05 am
HOU
-
SJU
1 stop10h 25m
Southwest
Tue 11/36:45 am
SJU
-
HOU
1 stop14h 05m
Southwest
Deal found 6/9$376

Find flight deals from Houston to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Luis Munoz Marin Intl (SJU). 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 June 10, 2026.

Round-trip from

$317
(Kiwi.com)

One-way from

$139
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$542
From Houston to San Juan Luis Munoz Marin Intl
One-way flight from Houston to San Juan Luis Munoz Marin Intl
Highest demand for flights based on searches. 12% potential increase in price ($59 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Average for round-trip flights in June 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Luis Munoz Marin Intl 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 June 10, 2026.
Use the filters below to find and compare flights from Houston to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Tue 7/28

7:20 pm-12:50 am

Nonstop4h 30m

San Juan Luis Munoz Marin Intl

Thu 7/30

8:15 pm-8:25 am

1 stop13h 10m

$472

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Sun 7/5

8:40 pm-10:45 am

1 stop13h 05m

San Juan Luis Munoz Marin Intl

Thu 7/9

10:20 pm-9:35 am

1 stop12h 15m

$476

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Sat 7/11

5:35 pm-1:20 am

1 stop6h 45m

San Juan Luis Munoz Marin Intl

Wed 7/15

8:35 pm-8:25 am

1 stop12h 50m

$476

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Mon 7/6

6:05 pm-1:25 am

1 stop6h 20m

San Juan Luis Munoz Marin Intl

Fri 7/10

10:20 pm-9:40 am

1 stop12h 20m

$476

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Tue 7/14

7:20 pm-12:50 am

Nonstop4h 30m

San Juan Luis Munoz Marin Intl

Sat 7/18

4:40 pm-11:25 pm

1 stop7h 45m

$512

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Sat 7/4

11:00 am-7:45 pm

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Tue 7/7

5:00 am-4:30 pm

1 stop12h 30m

$516

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Sun 7/12

2:40 pm-12:30 am

2 stops8h 50m

San Juan Luis Munoz Marin Intl

Fri 7/17

8:15 pm-7:45 am

1 stop12h 30m

$516

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Mon 7/6

6:05 pm-1:25 am

1 stop6h 20m

San Juan Luis Munoz Marin Intl

Mon 7/13

8:15 pm-9:45 am

2 stops14h 30m

$516

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Tue 6/30

2:40 pm-12:15 am

2 stops8h 35m

San Juan Luis Munoz Marin Intl

Thu 7/9

8:15 pm-9:45 am

2 stops14h 30m

$516

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Wed 7/8

7:40 pm-9:00 am

1 stop12h 20m

San Juan Luis Munoz Marin Intl

Wed 7/22

8:35 pm-8:25 am

1 stop12h 50m

$516

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 42 resultsSorted by cheapest first
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Best time to book a flight from Houston to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport

What is the cheapest month to book a flight from Houston to San Juan Luis Munoz Marin Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Houston to San Juan Luis Munoz Marin Intl Airport (average of $58). Flying from Houston to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $1,039). 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 Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 10, 2026.

A simple way to save on the total cost of your ticket is to fly from Houston to San Juan Luis Munoz Marin Intl Airport at noon. If you’re flexible enough to do this you can expect to save up to 21% on your trip compared to booking a flight in the morning.

How much does it cost to fly round-trip from Houston to San Juan Luis Munoz Marin Intl Airport?

How often are flights from Houston to San Juan delayed?

About 22% of weekly flights between Houston and San Juan have experienced delays in the past year, with the average delay time being 94 minutes.

What is the most punctual flight time for Houston to San Juan flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Houston to San Juan flights?

Over the last year, Southwest have had the lowest number of delays on this route, with just 22% of flights being delayed.

How far ahead should I book a flight from Houston to San Juan Luis Munoz Marin Intl Airport?

Booking 51 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to San Juan Luis Munoz Marin Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest day to fly from Houston to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Houston to Luis Munoz Marin Intl. Price data was last updated on April 11, 2026.

Travelers seeking maximum savings on their Houston to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Thursday at noon when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated June 10, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Houston to San Juan Luis Munoz Marin Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Related info for your journey

Find useful and relevant information for your journey from Houston to Luis Munoz Marin Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Houston to San Juan Luis Munoz Marin Intl Airport?

    Departing from Houston to San Juan Luis Munoz Marin Intl Airport will take you 4h 30m. Houston and San Juan Luis Munoz Marin Intl Airport are separated by a distance of 1994 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Houston to San Juan Luis Munoz Marin Intl Airport round-trip?

    Flying on Delta is currently your cheapest option to San Juan Luis Munoz Marin Intl Airport, with prices starting at $108. Additional round-trip tickets that might be worth considering are offered by Frontier and Southwest, with the lowest prices starting at $137 and $165, respectively. You may be able to fly from Houston to San Juan Luis Munoz Marin Intl Airport for 74% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Houston to San Juan Luis Munoz Marin Intl Airport one-way?

    The cheapest airlines for a one-way flight from Houston to San Juan Luis Munoz Marin Intl Airport are American Airlines ($72), Southwest ($72), and Frontier ($86).

  • What are the cheapest flights from Houston to San Juan Luis Munoz Marin Intl Airport?

    While on average a flight from Houston to San Juan Luis Munoz Marin Intl Airport is generally $602, our data shows the cheapest flight currently is $545. When looking at the most popular route, (Houston Hobby - San Juan Luis Munoz Marin Intl), you can expect to pay $302 for that flight.

  • Can I find deals for flights from Houston to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Houston to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Luis Munoz Marin Intl?

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

  • Can I find deals for business class flights from Houston to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Houston to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Houston to San Juan Luis Munoz Marin Intl Airport (average of $58). Flying from Houston to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $1,039). 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

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Fajardo
Luquillo
Rio Grande
Dorado
Humacao
Bayamón

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Top 5 airlines flying from Houston to Luis Munoz Marin Intl

Discover the top 5 airlines that operate flights from Houston to Luis Munoz Marin Intl. 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 June 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$108Average$466FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$137Average$347FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$165Average$512FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$170Average$449FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$254Average$566FlexibilityNo cancel feeOn-time69%

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