Cheap flights from New York LaGuardia Airport to San Juan from $141

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to San Juan departing on 8/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from New York LaGuardia Airport to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 3:42 pm
LGA
-
SJU
9h 42m
1 stop
United Airlines Logo
7:00 am - 7:25 pm
SJU
-
LGA
12h 25m
1 stop
$276United Airlines
Tue, Aug 11 - Tue, Aug 18
American Airlines Logo
6:00 am - 4:11 pm
LGA
-
SJU
10h 11m
1 stop
American Airlines Logo
10:33 am - 7:49 pm
SJU
-
LGA
9h 16m
1 stop
$281American Airlines
Wed, Aug 19 - Wed, Aug 26
United Airlines Logo
8:17 pm - 5:29 am
LGA
-
SJU
9h 12m
1 stop
United Airlines Logo
2:05 am - 11:29 am
SJU
-
LGA
9h 24m
1 stop
$284United Airlines
Tue, Jul 14 - Mon, Jul 27
American Airlines Logo
3:18 pm - 11:43 pm
LGA
-
SJU
8h 25m
2 stops
American Airlines Logo
7:24 pm - 11:53 am
SJU
-
LGA
16h 29m
1 stop
$286American Airlines
Sat, Aug 15 - Tue, Aug 18
United Airlines Logo
10:11 am - 8:38 pm
LGA
-
SJU
10h 27m
1 stop
United Airlines Logo
7:00 am - 4:45 pm
SJU
-
LGA
9h 45m
1 stop
$296United Airlines
Fri, Aug 21 - Tue, Aug 25
American Airlines Logo
10:59 am - 6:34 pm
LGA
-
SJU
7h 35m
1 stop
American Airlines Logo
5:47 pm - 9:59 am
SJU
-
LGA
16h 12m
1 stop
$301American Airlines
Tue, Aug 25 - Sat, Sep 5
United Airlines Logo
6:00 am - 12:54 pm
LGA
-
SJU
6h 54m
1 stop
United Airlines Logo
7:00 am - 9:25 pm
SJU
-
LGA
14h 25m
2 stops
$311United Airlines
Tue, Aug 25 - Tue, Sep 1
American Airlines Logo
12:21 pm - 11:43 pm
LGA
-
SJU
11h 22m
1 stop
American Airlines Logo
7:24 pm - 11:53 am
SJU
-
LGA
16h 29m
1 stop
$316American Airlines
Sat, Aug 15 - Tue, Aug 18
American Airlines Logo
7:00 am - 2:38 pm
LGA
-
SJU
7h 38m
1 stop
American Airlines Logo
3:28 pm - 11:43 pm
SJU
-
LGA
8h 15m
1 stop
$318American Airlines
Thu, Aug 27 - Sat, Sep 5
JetBlue Logo
12:00 pm - 8:41 pm
LGA
-
SJU
8h 41m
1 stop
JetBlue Logo
6:50 am - 2:56 pm
SJU
-
LGA
8h 06m
1 stop
$320JetBlue
Tue, Aug 11 - Tue, Aug 18

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United Airlines flights from New York LaGuardia Airport to San Juan

Our best United Airlines deals on New York LaGuardia Airport to San Juan flight tickets
United Airlines
Aug 11
LGA6:00 amNew York LaGuardia
9h 42m
1 stop
SJU3:42 pmSan Juan Luis Munoz Marin Intl
Aug 18
SJU7:00 amSan Juan Luis Munoz Marin Intl
12h 25m
1 stop
LGA7:25 pmNew York LaGuardia
$276
United Airlines
Jul 14
LGA8:17 pmNew York LaGuardia
9h 12m
1 stop
SJU5:29 amSan Juan Luis Munoz Marin Intl
Jul 27
SJU2:05 amSan Juan Luis Munoz Marin Intl
9h 24m
1 stop
LGA11:29 amNew York LaGuardia
$284
United Airlines
Aug 21
LGA10:11 amNew York LaGuardia
10h 27m
1 stop
SJU8:38 pmSan Juan Luis Munoz Marin Intl
Aug 25
SJU7:00 amSan Juan Luis Munoz Marin Intl
12h 25m
1 stop
LGA7:25 pmNew York LaGuardia
$296

American Airlines flights from New York LaGuardia Airport to San Juan

Our best American Airlines deals on New York LaGuardia Airport to San Juan flight tickets
American Airlines
Aug 19
LGA9:20 amNew York LaGuardia
6h 51m
1 stop
SJU4:11 pmSan Juan Luis Munoz Marin Intl
Aug 26
SJU7:30 amSan Juan Luis Munoz Marin Intl
7h 34m
1 stop
LGA3:04 pmNew York LaGuardia
$281
American Airlines
Aug 15
LGA3:18 pmNew York LaGuardia
8h 25m
2 stops
SJU11:43 pmSan Juan Luis Munoz Marin Intl
Aug 18
SJU7:24 pmSan Juan Luis Munoz Marin Intl
16h 29m
1 stop
LGA11:53 amNew York LaGuardia
$286
American Airlines
Aug 25
LGA10:59 amNew York LaGuardia
7h 35m
1 stop
SJU6:34 pmSan Juan Luis Munoz Marin Intl
Sep 5
SJU5:47 pmSan Juan Luis Munoz Marin Intl
16h 12m
1 stop
LGA9:59 amNew York LaGuardia
$301

momondo Fare Finder

 
Customize your flight search to find flights from New York LaGuardia Airport 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 June 15, 2026.
Use the filters below to find and compare flights from New York LaGuardia Airport to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 8/11

6:00 am-3:42 pm

1 stop9h 42m

San Juan Luis Munoz Marin Intl

Tue 8/18

7:00 am-7:25 pm

1 stop12h 25m

$276

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 8/19

6:00 am-4:11 pm

1 stop10h 11m

San Juan Luis Munoz Marin Intl

Wed 8/26

10:33 am-7:49 pm

1 stop9h 16m

$281

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 7/14

8:17 pm-5:29 am

1 stop9h 12m

San Juan Luis Munoz Marin Intl

Mon 7/27

2:05 am-11:29 am

1 stop9h 24m

$284

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sat 8/15

3:18 pm-11:43 pm

2 stops8h 25m

San Juan Luis Munoz Marin Intl

Tue 8/18

7:24 pm-11:53 am

1 stop16h 29m

$286

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Fri 8/21

10:11 am-8:38 pm

1 stop10h 27m

San Juan Luis Munoz Marin Intl

Tue 8/25

7:00 am-4:45 pm

1 stop9h 45m

$296

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 8/25

10:59 am-6:34 pm

1 stop7h 35m

San Juan Luis Munoz Marin Intl

Sat 9/5

5:47 pm-9:59 am

1 stop16h 12m

$301

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 8/25

6:00 am-12:54 pm

1 stop6h 54m

San Juan Luis Munoz Marin Intl

Tue 9/1

7:00 am-9:25 pm

2 stops14h 25m

$311

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sat 8/15

12:21 pm-11:43 pm

1 stop11h 22m

San Juan Luis Munoz Marin Intl

Tue 8/18

7:24 pm-11:53 am

1 stop16h 29m

$316
Quickest round-trip

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Thu 8/27

7:00 am-2:38 pm

1 stop7h 38m

San Juan Luis Munoz Marin Intl

Sat 9/5

3:28 pm-11:43 pm

1 stop8h 15m

$318

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 8/11

12:00 pm-8:41 pm

1 stop8h 41m

San Juan Luis Munoz Marin Intl

Tue 8/18

6:50 am-2:56 pm

1 stop8h 06m

$320

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 New York LaGuardia Airport 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 New York LaGuardia Airport and San Juan?

What is the cheapest month to fly to San Juan?

If you’re not able to fly to San Juan in April, then August is your next best option. Flight prices from New York LaGuardia Airport to San Juan during August average around $97.

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

The cheapest day to depart from New York LaGuardia Airport to San Juan is on a Monday when prices can be found for as low as $320. The most expensive day to fly to San Juan is Thursday, with ticket prices averaging around $368.

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 $301. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $359 on average. Flights to San Juan from New York LaGuardia Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest New York LaGuardia to San Juan flight route?

Fly from New York LaGuardia to San Juan Luis Munoz Marin Intl for the best New York LaGuardia - San Juan flight prices

How far in advance should I book a flight from New York LaGuardia Airport to San Juan?

You are more likely to see cheaper flights to San Juan from New York LaGuardia Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around $347 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from New York LaGuardia Airport for as low as $248 on momondo.

What cabin class options are available on New York LaGuardia Airport to San Juan flights?

There are 2 cabin classes available to choose from on New York LaGuardia Airport 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 New York LaGuardia Airport to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to San Juan

Fastest flight time

6h 34m

Direct flights

None
The fastest flight from New York LaGuardia Airport to San Juan takes 6h 34m
There are no direct flights from New York LaGuardia Airport to San Juan. There are no popular flight routes from New York LaGuardia Airport to San Juan.

Frequently asked questions about flying from New York LaGuardia Airport to San Juan

  • How far is New York LaGuardia to San Juan by plane?

    San Juan is 1607.7 mi away from New York LaGuardia. Flights usually cover this in 6h 34m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from New York LaGuardia Airport to San Juan?

    Prices for flights from New York LaGuardia Airport to San Juan were last updated today.

  • How many operators does momondo search for flights from New York LaGuardia Airport to San Juan?

  • How old do you have to be to fly from New York LaGuardia Airport to San Juan?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New York LaGuardia Airport 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 New York LaGuardia Airport to San Juan

Compare and see reviews for airlines that fly from New York LaGuardia Airport to San Juan with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $144Free CancellationRating
7.1
2,984 reviews
Search JetBlue flights
FrontierPriceFrom $153Free CancellationRating
5.6
2,888 reviews
Search Frontier flights
United AirlinesPriceFrom $187Free CancellationRating
7.4
9,827 reviews
Search United Airlines flights
DeltaPriceFrom $248Free CancellationRating
7.9
8,395 reviews
Search Delta flights
American AirlinesPriceFrom $261Free CancellationRating
7.1
11,661 reviews
Search American Airlines flights

Why use momondo?

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

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

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

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

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

momondo helps you find the best flight between New York and San Juan by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to San Juan from New York are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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1 adult
Wed 7/15
Wed 7/22

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