Cheap flights from Harry Reid International to San Juan

Compare Harry Reid International to San Juan flight deals

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

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Flight deals from Harry Reid International to San Juan

Looking for a cheap last-minute deal or the best return flight from Harry Reid International Airport to San Juan? If you want to travel next month, return fares start from $237. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Harry Reid International to San Juan

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

Las Vegas to San Juan: Flight information

The things to know before you go.
Cheapest flight found$125
Cheapest month to flyMay

Finding cheap flights from Harry Reid International 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 Harry Reid International to San Juan is $237. 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 Harry Reid International to San Juan. But we found flights with one or more stops from $237.
As of April 2026, there are no flights flying from Harry Reid International to San Juan.
The cheapest month to fly from Harry Reid International to San Juan is usually May.
If you're flying from Harry Reid International 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 $237.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Harry Reid International Airport to San Juan on Wednesday, 13 May 2026.
No airlines currently offer direct flights between Harry Reid International Airport 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 April, the average temperature is usually around 26°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.
Currently, Frontier Airlines offers the cheapest flight tickets to San Juan.

Travelling from Harry Reid Airport (formerly McCarran Airport) (LAS) to San Juan: what you need to know

  • San Juan is three hours ahead of Las Vegas, where Harry Reid Airport (formerly McCarran Airport) is located. San Juan observes the UTC-4 timezone.

  • For a relaxed start to your LAS to San Juan flight, leave enough time for things like check-in and baggage drop. Arriving two hours ahead of international departures and an hour before domestic flights is the standard rule.

  • If you're travelling during a major holiday or another peak period, allow for even more time. A good rule is two hours ahead of domestic flights and up to four hours before international departures. Queues at security and check-in will be longer.

  • We make it easy to book plane tickets from LAS to San Juan with a stopover. To see all the options, uncheck 'Direct flights only.' Next, pick a flight offering a stop long enough to tour the city of your choice. Major stopovers include:

    • Hartsfield-Jackson Atlanta International Airport (ATL)

    • Denver International Airport (DEN)

    • Miami International Airport (MIA)

  • Located around 10 kilometres from the centre of Las Vegas, LAS can be reached in about 15 minutes by car (depending on traffic). Travelling on public transport will take roughly 1 hour.

  • Catching an early flight from Harry Reid Airport (formerly McCarran Airport) to San Juan? Avoid the stress of rushing to the terminal (and catch some extra z's) by choosing one of these stays near LAS:

  • 82.07% of flights departing from Harry Reid Airport (formerly McCarran Airport) reach their destination as planned. Given its solid on-time performance, you're unlikely to experience delays when jetting out of LAS.

  • You'll find LAS at 5757 Wayne Newton Boulevard.

How to find the cheapest flights from Harry Reid Airport (formerly McCarran Airport) (LAS) to San Juan

  • $125 is the cheapest price we've seen for a one-way Harry Reid Airport (formerly McCarran Airport) to San Juan flight. A round-trip ticket right now is $237. Depending on when and how early you book, these fares may change.

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

  • If you have flexibility with your trip dates, take advantage of the 'Whole month' tool. It'll give you the lowest price across each month when looking for a Harry Reid Airport (formerly McCarran Airport) to San Juan ticket.

  • Spend less time searching for cheap flights from LAS to San Juan by setting up a Price Alert. You'll get an email or push notification on the app when a lower fare pops up.

  • Select your preferred arrival and departure times, airlines and number of stops with our filters. Then, sort the results for your flight from Harry Reid Airport (formerly McCarran Airport) to San Juan by 'Cheapest,' 'Fastest' or 'Best.'

Airports in San Juan

Luis Munoz Marin International Airport (SJU)

  • Luis Munoz Marin International Airport (SJU) is around 8 kilometres from the centre of San Juan. If you're grabbing a cab or a ride-share, the drive takes about 10 minutes.

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

  • Consider staying in a hotel near SJU if you're coming in on a late flight from Harry Reid Airport (formerly McCarran Airport) to San Juan. Choose one of these options and make arrival day easier:

  • Say yes to new adventures by picking up a Luis Munoz Marin International Airport rental car. Grab a set of wheels from Sixt, Ace Rent a Car or U-Save and experience the lesser-explored corners of San Juan and beyond.

  • To get the lowest price, reserve your vehicle from Luis Munoz Marin International Airport around two weeks ahead of your flight from LAS to San Juan.

Fernando Luis Ribas Dominicci Airport (SIG)

  • Central San Juan is located around 8 kilometres from Fernando Luis Ribas Dominicci Airport (SIG). Once your flight from Harry Reid Airport (formerly McCarran Airport) to San Juan has landed and you've made your way to arrivals, the drive should take about 15 minutes.

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

  • After stepping off your LAS to San Juan flight, rest your head at a hotel close to SIG. These are some comfortable accommodation options that'll help you slip into relaxation mode:

Best time to go to San Juan

  • Carefully consider your dates before booking your flight from Harry Reid Airport (formerly McCarran Airport) to San Juan. The city comes alive during peak season, but rates are often higher and attractions can be crowded. Go to San Juan in low season if you want a more relaxed vibe.

  • Book a Harry Reid Airport (formerly McCarran Airport) to San Juan plane ticket with a departure in September if you're eager to explore the city during its warmest month. Expect temperatures to range from 23ºC (73ºF) to 33ºC (91ºF).

  • Search for cheap tickets from LAS to San Juan in February if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 20ºC (68ºF) and 28ºC (82ºF) on average.

More about San Juan

  • Start your San Juan trip off on the right foot by choosing the perfect place to stay. As soon as you've booked your flight from Harry Reid Airport (formerly McCarran Airport) to San Juan, check out our range of accommodation options including:

  • La Garita del morro de san juan bahia and Castillo San Felipe del Morro are just a couple of the big attractions to add to your San Juan to-do list. Keep the sightseeing going at Fortaleza Street.

Explore more of Puerto Rico

  • Aguadilla is just one of the many places in Puerto Rico waiting to be explored after you've experienced San Juan. Around 113 kilometres away to the west, popular attractions include El Parterre, Aguadilla Ice Skating Arena and Bandera de los Reyes Magos.

  • Around 105 kilometres west of San Juan, Isabela is another favourite stop in Puerto Rico. Start your sightseeing at Amarillo Mango, Urb. Llanos Piscina Park and Noches de Artesania.

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