Cheap Flights from Las Vegas to San Juan

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Flight deals from Las Vegas to San Juan

Looking for a cheap last-minute deal or the best return flight from Las Vegas to San Juan? If you want to travel next month, return fares start from R 2,866. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Las Vegas to San Juan

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Las Vegas to San Juan flights are currently cheapest in February.

Las Vegas to San Juan: Flight information

The things to know before you go.
Cheapest flight foundR 1,465
Cheapest month to flyFebruary

Finding cheap flights from Las Vegas 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 Las Vegas to San Juan is R 2,866. 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.
Currently, there are no airlines that fly direct from Las Vegas to San Juan. But we found flights with one or more stops from R 2,866.
As of January 2026, there are no flights flying from Las Vegas to San Juan.
The cheapest month to fly from Las Vegas to San Juan is usually February.
If you're flying from Las Vegas, 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 2,866.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Las Vegas to San Juan on Tuesday, 24 February 2026.
No airlines currently offer direct flights between Las Vegas and San Juan. Most routes have one or more stops.
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 January, the average temperature is usually around 25°C. August is typically the warmest month in San Juan, when it usually averages around 29°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging 23°C. The rainiest month is September.
The cheapest airline that flies to San Juan is Frontier Airlines .

Travelling from Las Vegas to San Juan: what you need to know

  • Harry Reid Airport (formerly McCarran Airport) (LAS) is Las Vegas's main airport. Check out your options for reserving a flight from Las Vegas to San Juan jetting off from here.

  • Luis Munoz Marin International Airport (SJU) is where your flight will arrive in San Juan.

  • The timezone in San Juan is UTC-4, which is three hours ahead of Las Vegas.

  • To ensure you catch your Las Vegas to San Juan flight, leave enough time to check in and drop off your luggage. Arriving two hours before international departures and an hour before domestic flights is a good rule of thumb.

  • During popular months like October, it's best to get to the airport well in advance. Plan to arrive two hours before domestic departures and four hours ahead of international flights when you fly during high season in general.

How to find the cheapest flights from Las Vegas to San Juan

  • Don't leave everything to the last minute. You're more likely to find cheap Las Vegas to San Juan flights if you book early. Airlines often offer some amazing early bird rates.

  • Finding cheap plane tickets from Las Vegas to San Juan is easier if you can be flexible with your travel plans. Try using the 'Whole month' search tool to see the lowest prices across the month and snap up a great deal.

  • There's no need to check every day to find out if prices have dropped when you create a Price Alert. We'll tell you the moment a better deal is available on cheap flights from Las Vegas to San Juan.

  • Choose your preferred arrival and departure times, number of stops and airlines by using the filters. Alternatively, sort your Las Vegas to San Juan flight results by 'Best,' 'Fastest' or 'Cheapest.'

Flying from Las Vegas

Harry Reid Airport (formerly McCarran Airport) (LAS)

  • We make it simple to find a Las Vegas to San Juan flight with a stopover. To see all the options leaving from Harry Reid Airport (formerly McCarran Airport), deselect 'Direct flights only.' Then, pick a flight offering a stop long enough to tour the city of your choice. Popular stopovers include:

    • Hartsfield-Jackson Atlanta International Airport (ATL)

    • Denver International Airport (DEN)

    • Miami International Airport (MIA)

  • LAS is around 10 kilometres from central Las Vegas. If you're ride-sharing, driving or catching a cab from the centre, it'll take 15 minutes or so to get there, depending on the traffic. If you're using public transport, expect the journey time to be around 1 hour.

  • Want an easy start to your travels? Stay near Harry Reid Airport (formerly McCarran Airport). Whether you have an early flight from Las Vegas to San Juan or want to avoid feeling rushed, these hotels are the answer:

  • Harry Reid Airport (formerly McCarran Airport) has a strong on-time performance, so flight disruptions are less likely. Departures from LAS arrive on schedule 82.07% of the time.

  • LAS is located at 5757 Wayne Newton Boulevard.

Arriving in San Juan

Luis Munoz Marin International Airport (SJU)

  • Luis Munoz Marin International Airport (SJU) is approximately 11 kilometres from central San Juan. If you're catching a cab or a ride-share, the drive takes around 10 minutes.

  • If you're using public transport, expect a journey time of about 55 minutes.

  • The last thing you want is a lengthy journey to your hotel if you're landing late on a flight from Las Vegas to San Juan. Book one of these accommodation options near SJU instead:

  • Pick up a Luis Munoz Marin International Airport rental car and discover San Juan and beyond with your own set of wheels. Sixt, Ace Rent a Car and U-Save are top outlets to choose from here.

  • To get the lowest price, book your ride from Luis Munoz Marin International Airport around two weeks in advance of your Las Vegas to San Juan flight.

Fernando Luis Ribas Dominicci Airport (SIG)

  • As soon as your flight from Las Vegas to San Juan has landed, you can make your way to the city centre in about 15 minutes by car. Central San Juan is approximately 6 kilometres from Fernando Luis Ribas Dominicci Airport (SIG).

  • If you're travelling on public transport, it'll take about 1 hour.

Best time to go to San Juan

  • July is the most popular month for flights from Las Vegas to San Juan. To steer clear of the crowds, go to San Juan in May.

  • The warmest month in San Juan is September, with temperatures ranging between 23ºC (73ºF) and 33ºC (91ºF). Book your Las Vegas to San Juan ticket then if that's your definition of good weather.

  • February sees average temperatures of between 20ºC (68ºF) and 28ºC (82ºF). Look for cheap flights from Las Vegas to San Juan around that time if you'd rather travel in cooler conditions.

More about San Juan

  • After booking your flight from Las Vegas to San Juan, decide where you'll be dropping your bags. Make one of these options your base for exploring San Juan:

  • There are so many things to explore in this city it can be hard to know where to start. Castillo San Felipe del Morro, La Garita del morro de san juan bahia and Fortaleza Street are popular attractions which should feature on any good San Juan itinerary.

Explore more of Puerto Rico

  • You've visited San Juan, now it's time to discover other corners of Puerto Rico. Travel around 10 kilometres west to Bayamon to tick off its must-visit sights. From Plazoleta Ignacio Zorrilla, La Plaza de la Bomba Puertorriqueña to Monumento a los Trovadores and Parque Palm Court, your itinerary will be busy.

  • Carolina is another well-known destination in Puerto Rico and is around 11 kilometres east of San Juan. No trip is complete without dropping by Isla Verde Beach, Parque de Doble A Roberto Clemente Walker and Drone Zone Track.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.