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Cheap flights from New York LaGuardia Airport to San Juan from £63

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 7/4. 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
0 bags
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Find the cheapest flights from New York LaGuardia Airport to San Juan

Cheap return flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
06:00 - 15:31
LGA
-
SJU
8h 31m
1 stop
Spirit Airlines Logo
11:52 - 19:00
SJU
-
LGA
8h 08m
1 stop
£120Spirit Airlines
Mon, 23 Feb - Thu, 26 Feb
Multiple Airlines Logo
20:44 - 15:31
LGA
-
SJU
17h 47m
2 stops
Multiple Airlines Logo
11:52 - 19:00
SJU
-
LGA
8h 08m
1 stop
£145Multiple Airlines
Mon, 23 Feb - Thu, 26 Feb
Spirit Airlines Logo
06:30 - 14:28
LGA
-
SJU
7h 58m
1 stop
Spirit Airlines Logo
21:49 - 10:00
SJU
-
LGA
12h 11m
1 stop
£149Spirit Airlines
Thu, 23 Apr - Mon, 27 Apr
Multiple Airlines Logo
12:30 - 22:45
LGA
-
SJU
10h 15m
1 stop
Multiple Airlines Logo
11:03 - 19:00
SJU
-
LGA
7h 57m
1 stop
£154Multiple Airlines
Tue, 24 Mar - Tue, 31 Mar
Multiple Airlines Logo
12:30 - 02:53
LGA
-
SJU
13h 23m
1 stop
Multiple Airlines Logo
11:03 - 19:00
SJU
-
LGA
7h 57m
1 stop
£156Multiple Airlines
Thu, 5 Mar - Thu, 12 Mar
Frontier Logo
12:30 - 02:53
LGA
-
SJU
13h 23m
1 stop
Frontier Logo
18:46 - 22:05
SJU
-
LGA
27h 19m
1 stop
£165Frontier
Thu, 5 Mar - Mon, 9 Mar
Spirit Airlines Logo
08:00 - 18:55
LGA
-
SJU
10h 55m
1 stop
Spirit Airlines Logo
07:00 - 14:00
SJU
-
LGA
7h 00m
1 stop
£167Spirit Airlines
Thu, 9 Apr - Tue, 14 Apr
Frontier Logo
22:55 - 01:19
LGA
-
SJU
26h 24m
1 stop
Frontier Logo
15:16 - 19:34
SJU
-
LGA
28h 18m
1 stop
£168Frontier
Mon, 30 Mar - Tue, 7 Apr
Multiple Airlines Logo
22:55 - 01:19
LGA
-
SJU
26h 24m
1 stop
Multiple Airlines Logo
11:03 - 19:00
SJU
-
LGA
7h 57m
1 stop
£178Multiple Airlines
Mon, 30 Mar - Wed, 8 Apr
United Airlines Logo
06:00 - 20:34
LGA
-
SJU
14h 34m
2 stops
United Airlines Logo
16:55 - 23:30
SJU
-
LGA
6h 35m
1 stop
£181United Airlines
Sat, 25 Apr - Wed, 29 Apr

Southwest flights from New York LaGuardia Airport to San Juan

Our best Southwest deals on New York LaGuardia Airport to San Juan flight tickets
Southwest
2 Mar
LGA08:30New York LaGuardia
9h 50m
2 stops
SJU19:20San Juan Luis Munoz Marin Intl
11 Mar
SJU10:10San Juan Luis Munoz Marin Intl
11h 45m
2 stops
LGA21:55New York LaGuardia
£201
Southwest
21 Feb
LGA11:50New York LaGuardia
11h 50m
2 stops
SJU00:40San Juan Luis Munoz Marin Intl
25 Feb
SJU05:40San Juan Luis Munoz Marin Intl
10h 50m
2 stops
LGA15:30New York LaGuardia
£224
Southwest
18 Feb
LGA06:05New York LaGuardia
12h 00m
2 stops
SJU19:05San Juan Luis Munoz Marin Intl
25 Feb
SJU05:40San Juan Luis Munoz Marin Intl
9h 50m
2 stops
LGA14:30New York LaGuardia
£225

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
25 Apr
LGA06:00New York LaGuardia
14h 34m
2 stops
SJU20:34San Juan Luis Munoz Marin Intl
29 Apr
SJU16:55San Juan Luis Munoz Marin Intl
6h 35m
1 stop
LGA23:30New York LaGuardia
£181
United Airlines
3 Mar
LGA09:10New York LaGuardia
12h 12m
2 stops
SJU22:22San Juan Luis Munoz Marin Intl
4 Mar
SJU08:30San Juan Luis Munoz Marin Intl
8h 43m
1 stop
LGA16:13New York LaGuardia
£192
United Airlines
23 Feb
LGA10:15New York LaGuardia
11h 07m
2 stops
SJU22:22San Juan Luis Munoz Marin Intl
25 Feb
SJU07:40San Juan Luis Munoz Marin Intl
9h 47m
1 stop
LGA16:27New York LaGuardia
£195

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 9 February 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

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 23/2

06:00-15:31

1 stop8h 31m

San Juan Luis Munoz Marin Intl

Thu 26/2

11:52-19:00

1 stop8h 08m

£120

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 23/2

20:44-15:31

2 stops17h 47m

San Juan Luis Munoz Marin Intl

Thu 26/2

11:52-19:00

1 stop8h 08m

£145

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Thu 23/4

06:30-14:28

1 stop7h 58m

San Juan Luis Munoz Marin Intl

Mon 27/4

21:49-10:00

1 stop12h 11m

£149

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 24/3

12:30-22:45

1 stop10h 15m

San Juan Luis Munoz Marin Intl

Tue 31/3

11:03-19:00

1 stop7h 57m

£154

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Thu 5/3

12:30-02:53

1 stop13h 23m

San Juan Luis Munoz Marin Intl

Thu 12/3

11:03-19:00

1 stop7h 57m

£156

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Thu 5/3

12:30-02:53

1 stop13h 23m

San Juan Luis Munoz Marin Intl

Mon 9/3

18:46-22:05

1 stop27h 19m

£165

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Thu 9/4

08:00-18:55

1 stop10h 55m

San Juan Luis Munoz Marin Intl

Tue 14/4

07:00-14:00

1 stop7h 00m

£167

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 30/3

22:55-01:19

1 stop26h 24m

San Juan Luis Munoz Marin Intl

Tue 7/4

15:16-19:34

1 stop28h 18m

£168

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 30/3

22:55-01:19

1 stop26h 24m

San Juan Luis Munoz Marin Intl

Wed 8/4

11:03-19:00

1 stop7h 57m

£178

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sat 25/4

06:00-20:34

2 stops14h 34m

San Juan Luis Munoz Marin Intl

Wed 29/4

16:55-23:30

1 stop6h 35m

£181

Flights are sorted by cheapest return 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 cheapest month to fly to San Juan?

The cheapest month to fly to San Juan from New York LaGuardia Airport is in September. Flight prices, which tend to average around £188, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to San Juan from New York LaGuardia Airport during March instead. Flights to San Juan in March, while not as cheap as those in September, still average around £199.

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

The cheapest day to depart on your flight to San Juan is on a Wednesday when prices can be found for as low as £123. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to San Juan is Sunday, with ticket prices averaging around £268.

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

In the evening is the cheapest time of day to fly from New York LaGuardia Airport to San Juan when you can find flight prices for as low as £173. Flying to San Juan in the evening is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive, with an average ticket price of £223.

How far in advance should I book a flight 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 £249 when searching weeks before you fly. 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 £187 on momondo.

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

8h 18m

Direct flights

None
The fastest flight from New York LaGuardia Airport to San Juan takes 8h 18m
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.
Search flight deals

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

    New York LaGuardia and San Juan are 1607.7 mi apart from one another. 8h 18m is a normal flight duration for this route.

  • 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 are updated daily.

  • 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 required travel and health documents for your San Juan trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Juan. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New York to San Juan . Millions of users trust and use momondo every year so you are in good hands.

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 for New York to San Juan flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for New York to San Juan flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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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 Luis Munoz Marin Intl Airport