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Cheap flights from Houston to San Juan from $79

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to San Juan departing on 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston to San Juan

Cheap round-trip flights

American Airlines Logo
8:32 pm - 2:15 pmHOU-SJU
16h 43m1 stop
American Airlines Logo
3:34 pm - 10:14 pmSJU-HOU
7h 40m1 stop
$175American Airlines
Find Deal
Thu, Oct 2 - Tue, Oct 7
American Airlines Logo
7:23 pm - 2:15 pmIAH-SJU
17h 52m1 stop
American Airlines Logo
5:00 pm - 12:35 amSJU-IAH
8h 35m1 stop
$175American Airlines
Find Deal
Thu, Oct 2 - Wed, Oct 8
Spirit Airlines Logo
12:41 pm - 9:48 pmIAH-SJU
8h 07m1 stop
Spirit Airlines Logo
4:12 pm - 7:56 pmSJU-IAH
4h 44mnonstop
$197Spirit Airlines
Find Deal
Mon, Aug 25 - Thu, Aug 28
Spirit Airlines Logo
5:30 am - 9:48 pmIAH-SJU
15h 18m1 stop
Spirit Airlines Logo
5:42 pm - 11:08 pmSJU-IAH
6h 26m1 stop
$199Spirit Airlines
Find Deal
Mon, Aug 25 - Thu, Aug 28
Delta Logo
5:45 am - 1:16 pmIAH-SJU
6h 31m1 stop
Delta Logo
5:41 pm - 11:50 pmSJU-IAH
7h 09m1 stop
$215Delta
Find Deal
Sun, Sep 21 - Fri, Sep 26
Logo
5:27 pm - 12:56 amIAH-SJU
6h 29m1 stop
Logo
7:50 pm - 9:07 pmSJU-IAH
26h 17m1 stop
$227
Find Deal
Sun, Aug 31 - Fri, Sep 12
Logo
9:51 am - 3:07 pmIAH-SJU
4h 16mnonstop
Logo
3:16 pm - 9:52 pmSJU-IAH
7h 36m1 stop
$237
Find Deal
Sun, Aug 31 - Sat, Sep 6
Delta Logo
6:00 am - 1:30 pmHOU-SJU
6h 30m1 stop
Delta Logo
12:50 pm - 10:31 pmSJU-HOU
10h 41m1 stop
$260Delta
Find Deal
Tue, Aug 26 - Fri, Sep 5
Southwest Logo
4:55 pm - 11:50 pmHOU-SJU
5h 55m1 stop
Southwest Logo
10:30 pm - 7:55 amSJU-HOU
10h 25m1 stop
$263Southwest
Find Deal
Thu, Sep 25 - Sun, Sep 28
Southwest Logo
12:20 pm - 12:35 amHOU-SJU
11h 15m1 stop
Southwest Logo
8:15 am - 8:15 pmSJU-HOU
13h 00m2 stops
$264Southwest
Find Deal
Sun, Sep 21 - Mon, Sep 22

Southwest flights from Houston to San Juan

Our best Southwest deals on Houston to San Juan flight tickets
Southwest
Sep 25
HOU4:55 pmHouston Hobby
5h 55m
1 stop
SJU11:50 pmSan Juan Luis Munoz Marin Intl
Sep 28
SJU10:30 pmSan Juan Luis Munoz Marin Intl
10h 25m
1 stop
HOU7:55 amHouston Hobby
$263
Find similar
Southwest
Sep 21
HOU12:20 pmHouston Hobby
11h 15m
1 stop
SJU12:35 amSan Juan Luis Munoz Marin Intl
Sep 22
SJU8:15 amSan Juan Luis Munoz Marin Intl
13h 00m
2 stops
HOU8:15 pmHouston Hobby
$264
Find similar
Southwest
Sep 14
HOU12:20 pmHouston Hobby
11h 15m
1 stop
SJU12:35 amSan Juan Luis Munoz Marin Intl
Sep 22
SJU11:10 amSan Juan Luis Munoz Marin Intl
10h 05m
2 stops
HOU8:15 pmHouston Hobby
$269
Find similar

Spirit Airlines flights from Houston to San Juan

Our best Spirit Airlines deals on Houston to San Juan flight tickets
Spirit Airlines
Aug 17
IAH9:51 amHouston George Bush Intcntl
4h 16m
SJU3:07 pmSan Juan Luis Munoz Marin Intl
Aug 22
SJU2:11 amSan Juan Luis Munoz Marin Intl
6h 58m
1 stop
IAH8:09 amHouston George Bush Intcntl
$159
Find similar
Spirit Airlines
Aug 17
IAH9:51 amHouston George Bush Intcntl
4h 16m
SJU3:07 pmSan Juan Luis Munoz Marin Intl
Aug 23
SJU4:05 pmSan Juan Luis Munoz Marin Intl
7h 54m
1 stop
IAH10:59 pmHouston George Bush Intcntl
$166
Find similar
Spirit Airlines
Aug 17
IAH9:51 amHouston George Bush Intcntl
4h 16m
SJU3:07 pmSan Juan Luis Munoz Marin Intl
Aug 20
SJU2:11 amSan Juan Luis Munoz Marin Intl
10h 39m
1 stop
IAH11:50 amHouston George Bush Intcntl
$167
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Houston to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Thu 10/2

8:32 pm-2:15 pm

1 stop16h 43m

San Juan Luis Munoz Marin Intl

Tue 10/7

3:34 pm-10:14 pm

1 stop7h 40m

$175

HoustonSan Juan

IAH - SJU

IAHSJU

Houston George Bush Intcntl

Thu 10/2

7:23 pm-2:15 pm

1 stop17h 52m

San Juan Luis Munoz Marin Intl

Wed 10/8

5:00 pm-12:35 am

1 stop8h 35m

$175

HoustonSan Juan

IAH - SJU

IAHSJU

Houston George Bush Intcntl

Mon 8/25

12:41 pm-9:48 pm

1 stop8h 07m

San Juan Luis Munoz Marin Intl

Thu 8/28

4:12 pm-7:56 pm

Nonstop4h 44m

$197

HoustonSan Juan

IAH - SJU

IAHSJU

Houston George Bush Intcntl

Mon 8/25

5:30 am-9:48 pm

1 stop15h 18m

San Juan Luis Munoz Marin Intl

Thu 8/28

5:42 pm-11:08 pm

1 stop6h 26m

$199

HoustonSan Juan

IAH - SJU

IAHSJU

Houston George Bush Intcntl

Sun 9/21

5:45 am-1:16 pm

1 stop6h 31m

San Juan Luis Munoz Marin Intl

Fri 9/26

5:41 pm-11:50 pm

1 stop7h 09m

$215

HoustonSan Juan

IAH - SJU

IAHSJU

Houston George Bush Intcntl

Sun 8/31

5:27 pm-12:56 am

1 stop6h 29m

San Juan Luis Munoz Marin Intl

Fri 9/12

7:50 pm-9:07 pm

1 stop26h 17m

$227

HoustonSan Juan

IAH - SJU

IAHSJU

Houston George Bush Intcntl

Sun 8/31

9:51 am-3:07 pm

Nonstop4h 16m

San Juan Luis Munoz Marin Intl

Sat 9/6

3:16 pm-9:52 pm

1 stop7h 36m

$237

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Tue 8/26

6:00 am-1:30 pm

1 stop6h 30m

San Juan Luis Munoz Marin Intl

Fri 9/5

12:50 pm-10:31 pm

1 stop10h 41m

$260

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Thu 9/25

4:55 pm-11:50 pm

1 stop5h 55m

San Juan Luis Munoz Marin Intl

Sun 9/28

10:30 pm-7:55 am

1 stop10h 25m

$263

HoustonSan Juan

HOU - SJU

HOUSJU

Houston Hobby

Sun 9/21

12:20 pm-12:35 am

1 stop11h 15m

San Juan Luis Munoz Marin Intl

Mon 9/22

8:15 am-8:15 pm

2 stops13h 00m

$264

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Juan from

How to get the cheapest flight ticket from Houston to San Juan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Houston and San Juan?

What is the cheapest month to fly to San Juan?

If you’re not able to fly to San Juan in September, then October is your next best option. Flight prices from Houston to San Juan during October average around $276.

What is the cheapest day to depart on your flight to San Juan?

The cheapest day to depart from Houston to San Juan is on a Saturday when prices can be found for as low as $566. The most expensive day to fly to San Juan is Friday, with ticket prices averaging around $590.

What is the cheapest time of day to depart on your flight to San Juan?

The cheapest time of day to fly to San Juan is at noon when flights can be purchased for as low as $235. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $508 on average. Flights to San Juan from Houston in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Houston to San Juan flight route?

Fly from Houston George Bush Intcntl to San Juan Luis Munoz Marin Intl for the best Houston - San Juan flight prices

How far in advance should I book a flight to San Juan?

You are more likely to see cheaper flights to San Juan from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around $334 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from Houston for as low as $259 on momondo.

What cabin class options are available on Houston to San Juan flights?

There are 4 cabin classes available to choose from on Houston to San Juan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to San Juan

Best Price Found

$79

Fastest flight time

4h 10m

Direct flights

Every day

Airports in San Juan

1 airport
The best one-way flight to San Juan from Houston in the past 72 hours is $79. The best round-trip flight deal from Houston to San Juan found on momondo in the last 72 hours is $175.
The fastest flight from Houston to San Juan takes 4h 10m
Direct flights go from Houston to San Juan every day.
There is 1 airport near San Juan: San Juan Luis Munoz Marin Intl (SJU)
Search flight deals

  • How far is Houston to San Juan by plane?

    A flight from Houston to San Juan will travel around 1994.4 mi. Typically, this will take 4h 12m by plane in normal conditions.

  • When did momondo last update prices for flights from Houston to San Juan?

    Prices for flights from Houston to San Juan refresh daily.

  • How many operators does momondo search for flights from Houston to San Juan?

  • How old do you have to be to fly from Houston to San Juan?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston to San Juan.

  • What documentation or ID do you need to fly to San Juan?

    The necessary travel and health documents for your San Juan trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to San Juan

Compare and see reviews for airlines that fly from Houston to San Juan with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $120Free CancellationRating
6.3
8,045 reviews
Search Spirit Airlines flights
FrontierPriceFrom $125Free CancellationRating
5.8
3,219 reviews
Search Frontier flights
DeltaPriceFrom $137Free CancellationRating
8.0
7,980 reviews
Search Delta flights
SouthwestPriceFrom $165Free CancellationRating
8.0
4,244 reviews
Search Southwest flights
American AirlinesPriceFrom $175Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $201Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to San Juan?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Houston to San Juan. momondo saves you time and could save you money on your trip.

Can I find flights from Houston to San Juan with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Houston to San Juan flights to just show those with flexible booking policies.

How can momondo help me find flights from Houston to San Juan?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Houston to San Juan.

I’m not ready to book a flight from Houston to San Juan right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Juan from Houston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your San Juan trip

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Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

Airports listed have a maximum distance of 7.1 mi from San Juan
San Juan Isla Grande Airport
San Juan Luis Munoz Marin Intl Airport