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Cheap flights from New York LaGuardia Airport to San Juan from C$ 126

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 7/1. 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

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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.
Frontier Logo
12:30 p.m. - 11:59 p.m.
LGA
-
SJU
10h 29m1 stop
Frontier Logo
4:11 p.m. - 11:05 p.m.
SJU
-
LGA
7h 54m1 stop
C$ 252Frontier
Wed, 4 Feb - Tue, 10 Feb
Spirit Airlines Logo
10:59 a.m. - 6:58 p.m.
LGA
-
SJU
6h 59m1 stop
Spirit Airlines Logo
11:52 a.m. - 7:00 p.m.
SJU
-
LGA
8h 08m1 stop
C$ 279Spirit Airlines
Mon, 26 Jan - Fri, 30 Jan
Frontier Logo
12:30 p.m. - 2:50 a.m.
LGA
-
SJU
13h 20m1 stop
Frontier Logo
3:55 a.m. - 11:05 a.m.
SJU
-
LGA
8h 10m1 stop
C$ 282Frontier
Sat, 28 Feb - Fri, 6 Mar
United Airlines Logo
6:00 a.m. - 1:17 p.m.
LGA
-
SJU
6h 17m1 stop
United Airlines Logo
8:10 a.m. - 8:19 p.m.
SJU
-
LGA
13h 09m2 stops
C$ 284United Airlines
Sun, 25 Jan - Fri, 30 Jan
Spirit Airlines Logo
7:30 a.m. - 6:54 p.m.
LGA
-
SJU
10h 24m1 stop
Spirit Airlines Logo
11:52 a.m. - 7:00 p.m.
SJU
-
LGA
8h 08m1 stop
C$ 292Spirit Airlines
Wed, 18 Feb - Fri, 27 Feb
United Airlines Logo
8:15 a.m. - 10:22 p.m.
LGA
-
SJU
13h 07m2 stops
United Airlines Logo
8:10 a.m. - 2:14 p.m.
SJU
-
LGA
7h 04m1 stop
C$ 295United Airlines
Sun, 18 Jan - Thu, 22 Jan
United Airlines Logo
2:55 p.m. - 10:22 p.m.
LGA
-
SJU
6h 27m1 stop
United Airlines Logo
8:10 a.m. - 8:19 p.m.
SJU
-
LGA
13h 09m2 stops
C$ 297United Airlines
Tue, 3 Feb - Thu, 5 Feb
Frontier Logo
10:00 p.m. - 9:55 a.m.
LGA
-
SJU
10h 55m1 stop
Frontier Logo
3:55 a.m. - 11:05 a.m.
SJU
-
LGA
8h 10m1 stop
C$ 301Frontier
Fri, 27 Feb - Fri, 6 Mar
United Airlines Logo
8:00 a.m. - 8:38 p.m.
LGA
-
SJU
12h 38m2 stops
United Airlines Logo
7:40 a.m. - 4:05 p.m.
SJU
-
LGA
8h 25m1 stop
C$ 311United Airlines
Wed, 22 Apr - Wed, 6 May
United Airlines Logo
4:25 p.m. - 6:11 a.m.
LGA
-
SJU
12h 46m2 stops
United Airlines Logo
5:50 p.m. - 11:43 p.m.
SJU
-
LGA
6h 53m1 stop
C$ 326United Airlines
Sun, 11 Jan - Wed, 14 Jan

Frontier flights from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport

Our best Frontier deals on New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport flight tickets
Frontier
4 Feb
LGA12:30 p.m.New York LaGuardia
10h 29m
1 stop
SJU11:59 p.m.San Juan Luis Munoz Marin Intl
10 Feb
SJU4:11 p.m.San Juan Luis Munoz Marin Intl
7h 54m
1 stop
LGA11:05 p.m.New York LaGuardia
C$ 252
Find similar
Frontier
28 Feb
LGA12:30 p.m.New York LaGuardia
13h 20m
1 stop
SJU2:50 a.m.San Juan Luis Munoz Marin Intl
6 Mar
SJU3:55 a.m.San Juan Luis Munoz Marin Intl
8h 10m
1 stop
LGA11:05 a.m.New York LaGuardia
C$ 282
Find similar
Frontier
27 Feb
LGA10:00 p.m.New York LaGuardia
10h 55m
1 stop
SJU9:55 a.m.San Juan Luis Munoz Marin Intl
6 Mar
SJU3:55 a.m.San Juan Luis Munoz Marin Intl
8h 10m
1 stop
LGA11:05 a.m.New York LaGuardia
C$ 301
Find similar

JetBlue flights from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport

Our best JetBlue deals on New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport flight tickets
JetBlue
20 Mar
LGA9:30 p.m.New York LaGuardia
10h 15m
1 stop
SJU7:45 a.m.San Juan Luis Munoz Marin Intl
2 Apr
SJU5:01 a.m.San Juan Luis Munoz Marin Intl
8h 24m
1 stop
LGA1:25 p.m.New York LaGuardia
C$ 433
Find similar
JetBlue
22 Jan
LGA12:30 p.m.New York LaGuardia
6h 32m
1 stop
SJU8:02 p.m.San Juan Luis Munoz Marin Intl
29 Jan
SJU1:00 p.m.San Juan Luis Munoz Marin Intl
8h 38m
1 stop
LGA8:38 p.m.New York LaGuardia
C$ 441
Find similar
JetBlue
21 Jan
LGA12:30 p.m.New York LaGuardia
6h 32m
1 stop
SJU8:02 p.m.San Juan Luis Munoz Marin Intl
24 Jan
SJU12:55 p.m.San Juan Luis Munoz Marin Intl
9h 35m
1 stop
LGA9:30 p.m.New York LaGuardia
C$ 472
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport 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 96,600 searches. Data last updated 9 December 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 4/2

12:30 p.m.-11:59 p.m.

1 stop10h 29m

San Juan Luis Munoz Marin Intl

Tue 10/2

4:11 p.m.-11:05 p.m.

1 stop7h 54m

C$ 252

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 26/1

10:59 a.m.-6:58 p.m.

1 stop6h 59m

San Juan Luis Munoz Marin Intl

Fri 30/1

11:52 a.m.-7:00 p.m.

1 stop8h 08m

C$ 279

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sat 28/2

12:30 p.m.-2:50 a.m.

1 stop13h 20m

San Juan Luis Munoz Marin Intl

Fri 6/3

3:55 a.m.-11:05 a.m.

1 stop8h 10m

C$ 282

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sun 25/1

6:00 a.m.-1:17 p.m.

1 stop6h 17m

San Juan Luis Munoz Marin Intl

Fri 30/1

8:10 a.m.-8:19 p.m.

2 stops13h 09m

C$ 284

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 18/2

7:30 a.m.-6:54 p.m.

1 stop10h 24m

San Juan Luis Munoz Marin Intl

Fri 27/2

11:52 a.m.-7:00 p.m.

1 stop8h 08m

C$ 292

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sun 18/1

8:15 a.m.-10:22 p.m.

2 stops13h 07m

San Juan Luis Munoz Marin Intl

Thu 22/1

8:10 a.m.-2:14 p.m.

1 stop7h 04m

C$ 295

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 3/2

2:55 p.m.-10:22 p.m.

1 stop6h 27m

San Juan Luis Munoz Marin Intl

Thu 5/2

8:10 a.m.-8:19 p.m.

2 stops13h 09m

C$ 297

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Fri 27/2

10:00 p.m.-9:55 a.m.

1 stop10h 55m

San Juan Luis Munoz Marin Intl

Fri 6/3

3:55 a.m.-11:05 a.m.

1 stop8h 10m

C$ 301

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 22/4

8:00 a.m.-8:38 p.m.

2 stops12h 38m

San Juan Luis Munoz Marin Intl

Wed 6/5

7:40 a.m.-4:05 p.m.

1 stop8h 25m

C$ 311

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sun 11/1

4:25 p.m.-6:11 a.m.

2 stops12h 46m

San Juan Luis Munoz Marin Intl

Wed 14/1

5:50 p.m.-11:43 p.m.

1 stop6h 53m

C$ 326

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport

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 cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

The month of September is, on average, the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport from New York LaGuardia Airport, with most prices found around C$ 354. If you don’t want to visit San Juan Luis Munoz Marin Intl Airport in September, then you should wait until March to fly from New York LaGuardia Airport, when ticket prices are also cheap, with an average price of C$ 360.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport is on a Wednesday when prices can be found for as low as C$ 271. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport for around C$ 451.

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is in the afternoon when flights can be purchased for as low as C$ 258. In the evening is when there is more demand to fly to San Juan Luis Munoz Marin Intl Airport, so prices are often more expensive at around C$ 412 per ticket.

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from New York LaGuardia Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around C$ 474 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from New York LaGuardia Airport for as low as C$ 335 on momondo.

How have New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of December 2025, prices for New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport flights are approximately 7% more expensive when compared to flights at the same time last year.

When to book flights from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport (LGA to SJU) flight deals and tips

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

Fastest flight time

7h 02m

Direct flights

None
The fastest flight from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport takes 7h 02m
There are no direct flights from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport.
Search flight deals

  • How far is New York LaGuardia to San Juan Luis Munoz Marin Intl by plane?

    New York LaGuardia and San Juan Luis Munoz Marin Intl are 2593.1 km apart from one another. Typically, this will take 6h 17m by plane in normal conditions.

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

    Prices for flights from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The travel and health documents you'll need for your trip to San Juan Luis Munoz Marin Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Juan Luis Munoz Marin Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport?

Travelling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Rio Grande
Carolina
Humacao
Dorado

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?

momondo does allow users to show only those flights to San Juan from New York which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Juan from New York.

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

If you are simply researching potential flights to San Juan, momondo offers a useful price alert feature which will track prices for flights to San Juan from New York and alert you when they change.

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