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Cheap Flights from New York LaGuardia to San Juan

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      Travellers and cabin class, 1 Adult, Economy
      Frontier Airlines

      Compare New York LaGuardia to San Juan flight deals

      Find the cheapest month or even day of the year to fly to San Juan

      Book the best San Juan fare with no extra fees

      Flight deals from New York LaGuardia to San Juan

      Looking for a cheap last-minute deal or the best return flight from New York LaGuardia Airport to San Juan? If you want to travel next month, return fares start from R 4,155. Find the lowest prices on one-way and return tickets right here.
      San Juan.R 2,047 per passenger.Departing Sat, 5 Dec.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from New York LaGuardia on Sat, 5 Dec, arriving in San Juan Luis Munoz Marin.Price includes taxes and charges.From R 2,047, select.
      San Juan.R 2,123 per passenger.Departing Tue, 6 Oct.One-way flight with American Airlines.Outbound indirect flight with American Airlines, departs from New York LaGuardia on Tue, 6 Oct, arriving in San Juan Luis Munoz Marin.Price includes taxes and charges.From R 2,123, select.
      San Juan.R 2,123 per passenger.Departing Mon, 28 Sep.One-way flight with American Airlines.Outbound indirect flight with American Airlines, departs from New York LaGuardia on Mon, 28 Sep, arriving in San Juan Luis Munoz Marin.Price includes taxes and charges.From R 2,123, select.
      San Juan.R 2,458 per passenger.Departing Sat, 2 Jan.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from New York LaGuardia on Sat, 2 Jan, arriving in San Juan Luis Munoz Marin.Price includes taxes and charges.From R 2,458, select.
      San Juan.R 2,522 per passenger.Departing Mon, 16 Nov.One-way flight with jetBlue.Outbound indirect flight with jetBlue, departs from New York LaGuardia on Mon, 16 Nov, arriving in San Juan Luis Munoz Marin.Price includes taxes and charges.From R 2,522, select.
      San Juan.R 2,703 per passenger.Departing Sun, 21 Feb.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from New York LaGuardia on Sun, 21 Feb, arriving in San Juan Luis Munoz Marin.Price includes taxes and charges.From R 2,703, select.
      San Juan.R 2,834 per passenger.Departing Tue, 23 Mar.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from New York LaGuardia on Tue, 23 Mar, arriving in San Juan Luis Munoz Marin.Price includes taxes and charges.From R 2,834, select.
      San Juan.R 2,841 per passenger.Departing Mon, 3 May.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from New York LaGuardia on Mon, 3 May, arriving in San Juan Luis Munoz Marin.Price includes taxes and charges.From R 2,841, select.
      San Juan.R 2,841 per passenger.Departing Wed, 14 Apr.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from New York LaGuardia on Wed, 14 Apr, arriving in San Juan Luis Munoz Marin.Price includes taxes and charges.From R 2,841, select.
      San Juan.R 2,894 per passenger.Departing Sat, 21 Nov.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from New York LaGuardia on Sat, 21 Nov, arriving in San Juan Luis Munoz Marin.Price includes taxes and charges.From R 2,894, select.
      San Juan.R 3,756 per passenger.Departing Tue, 8 Jun.One-way flight with United.Outbound indirect flight with United, departs from New York LaGuardia on Tue, 8 Jun, arriving in San Juan Luis Munoz Marin.Price includes taxes and charges.From R 3,756, select.
      San Juan.R 4,499 per passenger.Departing Mon, 12 Jul.One-way flight with American Airlines.Outbound indirect flight with American Airlines, departs from New York LaGuardia on Mon, 12 Jul, arriving in San Juan Luis Munoz Marin.Price includes taxes and charges.From R 4,499, select.

      Find the cheapest month to fly from New York LaGuardia to San Juan

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like New York LaGuardia to San Juan flights are currently cheapest in December.
      Sep
      from R 2,123
      Oct
      from R 2,123
      Nov
      from R 2,522
      Dec
      from R 2,047
      Jan
      from R 2,458
      Feb
      from R 2,703
      Mar
      from R 2,834
      Apr
      from R 2,841
      May
      from R 2,841
      Jun
      from R 3,756
      Jul
      from R 4,499
      Aug
      Find prices

      Direct flights from New York LaGuardia to San Juan

      Frontier Airlines

      Alternative New York LaGuardia to San Juan routes

      Looking for the cheapest, fastest or easiest route from New York LaGuardia to San Juan? You could fly into the following airports instead.

      San Juan Isla Grande

      1km from central San Juan
      Closest
      Search flights

      San Juan Luis Munoz Marin

      11km from central San Juan
      Cheapest
      from R 2,047
      Search flights

      Roosevelt Roads

      55km from central San Juan
      Search flights

      Ponce

      70km from central San Juan
      from R 3,329
      Search flights

      Vieques

      82km from central San Juan
      from R 5,358
      Search flights

      Culebra

      85km from central San Juan
      from R 4,665
      Search flights

      New York to San Juan: Flight information

      The things to know before you go.
      Cheapest flight foundR 2,047
      Cheapest month to flyDecember
      Average flight time4 hrs, 17 mins
      Most popular airlineFrontier Airlines
      Average flights per week1

      Finding cheap flights from New York LaGuardia to San Juan: Frequently asked questions

      There are 6 airports in San Juan: San Juan Isla Grande, San Juan Luis Munoz Marin, Roosevelt Roads, Ponce, Vieques, and Culebra.
      The best price we found for a return flight from New York LaGuardia to San Juan is R 3,720. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      4 hours and 17 minutes is the average flight time from New York LaGuardia to San Juan.
      Frontier Airlines flies direct from New York LaGuardia to San Juan.
      As of September 2026, there is one flight per week flying from New York LaGuardia to San Juan.
      The cheapest month to fly from New York LaGuardia to San Juan is usually December.
      If you're flying from New York LaGuardia Airport, the cheapest airport near San Juan is San Juan Luis Munoz Marin – which is 11.3 km away from the centre of San Juan. We've found flights into this airport from R 3,720.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from New York LaGuardia Airport to San Juan on Saturday, 5 December 2026.
      Yes – the average flight time is 4 hours and 17 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Juan but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Juan is around 40 days in advance, so don’t leave your flight to the last minute.

      In September, the average temperature is usually around 28°C. August is typically the warmest month in San Juan, when it usually averages around 30°C. You can expect the least rain in January. The coldest month is February, with temperatures averaging 22°C. The rainiest month is September.
      Currently, Frontier Airlines offers the cheapest flight tickets to San Juan.

      Travelling from New York LaGuardia Airport (LGA) to San Juan: what you need to know

      • The average time for a direct flight from New York LaGuardia Airport to San Juan is 4 hours 20 minutes.

      • San Juan is one hour ahead of New York, where New York LaGuardia Airport is located. San Juan runs on the UTC-4 timezone.

      • Give yourself enough time to catch your LGA to San Juan flight. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.

      • Flying during a popular month such as July? Major public holidays and other popular periods can mean longer lines and delays at security. Play things extra safe and arrive up to four hours before an international flight and two hours before a domestic departure.

      • You can book a direct New York LaGuardia Airport to San Juan ticket. Begin your trip at LGA and touch down at Luis Munoz Marin International Airport (SJU).

      • Frontier Airlines is a well-known airline that operates direct flights from New York LaGuardia Airport to San Juan.

      • We make it simple to book plane tickets from LGA to San Juan with a stopover. To see all the options, deselect 'Direct flights only.' Next, pick a flight that has a stop long enough to tour the city of your choice. Top stopovers include:

        • Boston Logan International Airport (BOS)

        • Washington Dulles International Airport (IAD)

        • Raleigh-Durham International Airport (RDU)

      • LGA is about 13 kilometres from central New York. If you're ride-sharing, driving or catching a taxi from the centre, it'll take 30 minutes or so to get there, depending on traffic. If you're taking public transport, expect the trip time to be around 55 minutes.

      • Looking for a hotel close to LGA? If you're boarding an early flight from New York LaGuardia Airport to San Juan, these stays put the terminal practically at your doorstep:

      • 69% of flights that depart New York LaGuardia Airport arrive at their destination on time.

      • LGA is located at Hangar 7 Centre.

      How to find the cheapest flights from New York LaGuardia Airport (LGA) to San Juan

      • R 2,047 is currently the lowest price for a one-way New York LaGuardia Airport to San Juan flight. A return plane ticket starts from R 3,720. These prices can change based on availability.

      • Don't wait until the last minute. You're more likely to find cheap flights from LGA to San Juan if you book early. Airlines often offer some fantastic early bird deals.

      • Landing cheap tickets from New York LaGuardia Airport to San Juan is more likely if you can be flexible with your dates. Use the 'Whole month' function to access the lowest prices across each month and bag an incredible deal.

      • There's no need to check back in every day to see if fares have dropped when you create a Price Alert. We'll update you as soon as there's an even better deal on cheap flights from LGA to San Juan.

      • Tailor your flights with filters. Select your preferred arrival and departure times, total journey duration and airlines. You can also sort results by 'Best,' 'Cheapest' or 'Fastest' flights from New York LaGuardia Airport to San Juan.

      Airports in San Juan

      Luis Munoz Marin International Airport (SJU)

      • Luis Munoz Marin International Airport (SJU) is around 11 kilometres from central San Juan. If you're opting for a ride-share or a taxi, the drive will take roughly 20 minutes.

      • When travelling on public transport, expect a journey time of around 1 hour.

      • The last thing you want is a long journey to your hotel if you're getting in late on a flight from New York LaGuardia Airport to San Juan. Book one of these accommodation options near SJU instead:

      • To lock in the lowest price, reserve your vehicle from Luis Munoz Marin International Airport about two weeks ahead of your flight from LGA to San Juan.

      Best time to go to San Juan

      • March is the busiest month for flights from New York LaGuardia Airport to San Juan. To avoid the crowds, plan your trip to San Juan in December.

      • Before locking in your New York LaGuardia Airport to San Juan plane ticket, think about the weather you're most comfortable in. August is the warmest month in San Juan, with temperatures ranging from 24ºC (75ºF) to 32ºC (90ºF).

      • If you want to travel in cooler conditions, search for a cheap ticket from LGA to San Juan in February when temperatures average between 21ºC (70ºF) and 28ºC (82ºF).

      More about San Juan

      Explore more of Puerto Rico

      • You've seen San Juan, now it's time to explore other parts of Puerto Rico. Journey about 113 kilometres west to Aguadilla to tick off its popular sights. From Silla Aguadilla to Bridges Surf Beach and Playa Rompe Olas, you've got a jam-packed schedule ahead.

      • If you're eager to discover another great destination in Puerto Rico, consider Isabela, roughly 105 kilometres west of San Juan. Playa montones, Shore Island Beach and Guajataca Forest Reserve are the start of reasons to visit.

      Plan the rest of your trip from New York to San Juan

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.