Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from New York LaGuardia Airport to San Juan from C$ 151

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 31/10. 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

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
9:55 a.m. - 8:26 p.m.LGA-SJU
10h 31m1 stop
United Airlines Logo
8:30 a.m. - 6:07 p.m.SJU-LGA
10h 37m2 stops
C$ 308United Airlines
Find Deal
Fri, 31 Oct - Wed, 5 Nov
United Airlines Logo
6:15 a.m. - 3:40 p.m.LGA-SJU
8h 25m1 stop
United Airlines Logo
8:35 a.m. - 5:13 p.m.SJU-LGA
9h 38m1 stop
C$ 315United Airlines
Find Deal
Tue, 3 Feb - Wed, 11 Feb
United Airlines Logo
9:55 a.m. - 8:26 p.m.LGA-SJU
10h 31m1 stop
United Airlines Logo
7:30 a.m. - 6:07 p.m.SJU-LGA
10h 37m2 stops
C$ 338United Airlines
Find Deal
Thu, 30 Oct - Fri, 31 Oct
United Airlines Logo
10:15 a.m. - 10:22 p.m.LGA-SJU
11h 07m2 stops
United Airlines Logo
8:30 a.m. - 6:07 p.m.SJU-LGA
10h 37m2 stops
C$ 345United Airlines
Find Deal
Sat, 15 Nov - Wed, 19 Nov
Frontier Logo
12:30 p.m. - 2:50 a.m.LGA-SJU
13h 20m1 stop
Frontier Logo
3:55 a.m. - 11:29 a.m.SJU-LGA
8h 34m1 stop
C$ 384Frontier
Find Deal
Tue, 3 Feb - Fri, 6 Feb
Southwest Logo
8:30 a.m. - 6:35 p.m.LGA-SJU
9h 05m2 stops
Southwest Logo
8:50 a.m. - 9:15 p.m.SJU-LGA
13h 25m1 stop
C$ 391Southwest
Find Deal
Tue, 4 Nov - Sat, 8 Nov
JetBlue Logo
12:30 p.m. - 8:02 p.m.LGA-SJU
6h 32m1 stop
JetBlue Logo
1:00 p.m. - 8:38 p.m.SJU-LGA
8h 38m1 stop
C$ 398JetBlue
Find Deal
Fri, 23 Jan - Tue, 27 Jan
Frontier Logo
12:30 p.m. - 2:50 a.m.LGA-SJU
13h 20m1 stop
Frontier Logo
3:55 a.m. - 7:15 p.m.SJU-LGA
16h 20m2 stops
C$ 408Frontier
Find Deal
Tue, 3 Feb - Fri, 6 Feb
JetBlue Logo
1:00 p.m. - 10:04 p.m.LGA-SJU
8h 04m1 stop
JetBlue Logo
6:00 a.m. - 2:00 p.m.SJU-LGA
9h 00m1 stop
C$ 411JetBlue
Find Deal
Tue, 3 Mar - Wed, 4 Mar
Southwest Logo
9:40 a.m. - 10:05 p.m.LGA-SJU
11h 25m2 stops
Southwest Logo
8:50 a.m. - 9:15 p.m.SJU-LGA
13h 25m1 stop
C$ 433Southwest
Find Deal
Mon, 3 Nov - Sat, 8 Nov

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

Our best United Airlines deals on New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport flight tickets
United Airlines
26 Oct
LGA6:00 a.m.New York LaGuardia
6h 17m
1 stop
SJU12:17 p.m.San Juan Luis Munoz Marin Intl
31 Oct
SJU7:30 a.m.San Juan Luis Munoz Marin Intl
12h 37m
2 stops
LGA8:07 p.m.New York LaGuardia
C$ 301
Find similar
United Airlines
31 Oct
LGA9:55 a.m.New York LaGuardia
10h 31m
1 stop
SJU8:26 p.m.San Juan Luis Munoz Marin Intl
5 Nov
SJU8:30 a.m.San Juan Luis Munoz Marin Intl
10h 37m
2 stops
LGA6:07 p.m.New York LaGuardia
C$ 308
Find similar
United Airlines
3 Feb
LGA6:15 a.m.New York LaGuardia
8h 25m
1 stop
SJU3:40 p.m.San Juan Luis Munoz Marin Intl
11 Feb
SJU8:35 a.m.San Juan Luis Munoz Marin Intl
9h 38m
1 stop
LGA5:13 p.m.New York LaGuardia
C$ 315
Find similar

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
3 Feb
LGA12:30 p.m.New York LaGuardia
13h 20m
1 stop
SJU2:50 a.m.San Juan Luis Munoz Marin Intl
6 Feb
SJU3:55 a.m.San Juan Luis Munoz Marin Intl
8h 34m
1 stop
LGA11:29 a.m.New York LaGuardia
C$ 384
Find similar
Frontier
3 Feb
LGA12:30 p.m.New York LaGuardia
13h 20m
1 stop
SJU2:50 a.m.San Juan Luis Munoz Marin Intl
6 Feb
SJU3:55 a.m.San Juan Luis Munoz Marin Intl
16h 20m
2 stops
LGA7:15 p.m.New York LaGuardia
C$ 408
Find similar
Frontier
4 Feb
LGA6:20 a.m.New York LaGuardia
19h 30m
2 stops
SJU2:50 a.m.San Juan Luis Munoz Marin Intl
7 Feb
SJU3:55 a.m.San Juan Luis Munoz Marin Intl
8h 34m
1 stop
LGA11:29 a.m.New York LaGuardia
C$ 458
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 20 October 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

Fri 31/10

9:55 a.m.-8:26 p.m.

1 stop10h 31m

San Juan Luis Munoz Marin Intl

Wed 5/11

8:30 a.m.-6:07 p.m.

2 stops10h 37m

C$ 308

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 3/2

6:15 a.m.-3:40 p.m.

1 stop8h 25m

San Juan Luis Munoz Marin Intl

Wed 11/2

8:35 a.m.-5:13 p.m.

1 stop9h 38m

C$ 315

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Thu 30/10

9:55 a.m.-8:26 p.m.

1 stop10h 31m

San Juan Luis Munoz Marin Intl

Fri 31/10

7:30 a.m.-6:07 p.m.

2 stops10h 37m

C$ 338

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sat 15/11

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

2 stops11h 07m

San Juan Luis Munoz Marin Intl

Wed 19/11

8:30 a.m.-6:07 p.m.

2 stops10h 37m

C$ 345

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 3/2

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

1 stop13h 20m

San Juan Luis Munoz Marin Intl

Fri 6/2

3:55 a.m.-11:29 a.m.

1 stop8h 34m

C$ 384

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 4/11

8:30 a.m.-6:35 p.m.

2 stops9h 05m

San Juan Luis Munoz Marin Intl

Sat 8/11

8:50 a.m.-9:15 p.m.

1 stop13h 25m

C$ 391

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Fri 23/1

12:30 p.m.-8:02 p.m.

1 stop6h 32m

San Juan Luis Munoz Marin Intl

Tue 27/1

1:00 p.m.-8:38 p.m.

1 stop8h 38m

C$ 398

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 3/2

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

1 stop13h 20m

San Juan Luis Munoz Marin Intl

Fri 6/2

3:55 a.m.-7:15 p.m.

2 stops16h 20m

C$ 408

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 3/3

1:00 p.m.-10:04 p.m.

1 stop8h 04m

San Juan Luis Munoz Marin Intl

Wed 4/3

6:00 a.m.-2:00 p.m.

1 stop9h 00m

C$ 411

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 3/11

9:40 a.m.-10:05 p.m.

2 stops11h 25m

San Juan Luis Munoz Marin Intl

Sat 8/11

8:50 a.m.-9:15 p.m.

1 stop13h 25m

C$ 433

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Juan from

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 March 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$ 352. If you don’t want to visit San Juan Luis Munoz Marin Intl Airport in March, then you should wait until September to fly from New York LaGuardia Airport, when ticket prices are also cheap, with an average price of C$ 359.

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$ 275. 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$ 470.

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$ 245. At noon 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$ 461 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$ 482 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$ 360 on momondo.

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

As of October 2025, prices for New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport flights are approximately 19% cheaper 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

3h 55m

Direct flights

Sun
The fastest flight from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport takes 3h 55m
Direct flights go from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport on Sunday. There are no airlines offering direct flights.
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.

An easier way to manage your San Juan Luis Munoz Marin Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 19/11
Wed 26/11
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to San Juan

New York LaGuardia Airport flight routes

According to popular flight searches on momondo this year
Flights from New York LaGuardia to Toronto Pearson Intl
Flights from New York LaGuardia to Montreal Pierre Elliott Trudeau Intl