Cheap Flights from Cancun to San Juan

Compare Cancun 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 Cancun Airport to San Juan

Looking for a cheap last-minute deal or the best return flight from Cancun Airport to San Juan? If you want to travel next month, return fares start from $544. Find the lowest prices on one-way and return tickets right here.

San Juan.$516 per passenger.Departing Mon, 13 Apr, returning Thu, 16 Apr.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Cancun on Mon, 13 Apr, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Spirit Airlines, departs from San Juan Luis Munoz Marin on Thu, 16 Apr, arriving in Cancun.Price includes taxes and charges.From $516, select.

San Juan.$526 per passenger.Departing Sat, 25 Apr, returning Sat, 9 May.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Cancun on Sat, 25 Apr, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Spirit Airlines, departs from San Juan Luis Munoz Marin on Sat, 9 May, arriving in Cancun.Price includes taxes and charges.From $526, select.

San Juan.$544 per passenger.Departing Sat, 9 May, returning Fri, 15 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Cancun on Sat, 9 May, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Frontier Airlines, departs from San Juan Luis Munoz Marin on Fri, 15 May, arriving in Cancun.Price includes taxes and charges.From $544, select.

San Juan.$641 per passenger.Departing Sun, 14 Jun, returning Fri, 3 Jul.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Cancun on Sun, 14 Jun, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Spirit Airlines, departs from San Juan Luis Munoz Marin on Fri, 3 Jul, arriving in Cancun.Price includes taxes and charges.From $641, select.

San Juan.$660 per passenger.Departing Thu, 2 Jul, returning Fri, 3 Jul.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Cancun on Thu, 2 Jul, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Spirit Airlines, departs from San Juan Luis Munoz Marin on Fri, 3 Jul, arriving in Cancun.Price includes taxes and charges.From $660, select.

San Juan.$683 per passenger.Departing Sun, 14 Jun, returning Thu, 25 Jun.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Cancun on Sun, 14 Jun, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Spirit Airlines, departs from San Juan Luis Munoz Marin on Thu, 25 Jun, arriving in Cancun.Price includes taxes and charges.From $683, select.

San Juan.$683 per passenger.Departing Sat, 22 Aug, returning Sat, 5 Sep.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Cancun on Sat, 22 Aug, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Spirit Airlines, departs from San Juan Luis Munoz Marin on Sat, 5 Sep, arriving in Cancun.Price includes taxes and charges.From $683, select.

San Juan.$685 per passenger.Departing Sun, 24 May, returning Thu, 11 Jun.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Cancun on Sun, 24 May, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Spirit Airlines, departs from San Juan Luis Munoz Marin on Thu, 11 Jun, arriving in Cancun.Price includes taxes and charges.From $685, select.

San Juan.$687 per passenger.Departing Sat, 22 Aug, returning Sat, 29 Aug.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Cancun on Sat, 22 Aug, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Spirit Airlines, departs from San Juan Luis Munoz Marin on Sat, 29 Aug, arriving in Cancun.Price includes taxes and charges.From $687, select.

San Juan.$741 per passenger.Departing Tue, 24 Nov, returning Thu, 26 Nov.Return flight with Copa.Outbound indirect flight with Copa, departs from Cancun on Tue, 24 Nov, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Copa, departs from San Juan Luis Munoz Marin on Thu, 26 Nov, arriving in Cancun.Price includes taxes and charges.From $741, select.

San Juan.$741 per passenger.Departing Thu, 29 Oct, returning Tue, 3 Nov.Return flight with Copa.Outbound indirect flight with Copa, departs from Cancun on Thu, 29 Oct, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Copa, departs from San Juan Luis Munoz Marin on Tue, 3 Nov, arriving in Cancun.Price includes taxes and charges.From $741, select.

San Juan.$746 per passenger.Departing Thu, 17 Dec, returning Thu, 7 Jan.Return flight with Copa.Outbound indirect flight with Copa, departs from Cancun on Thu, 17 Dec, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Copa, departs from San Juan Luis Munoz Marin on Thu, 7 Jan, arriving in Cancun.Price includes taxes and charges.From $746, select.

San Juan.$747 per passenger.Departing Thu, 24 Sep, returning Mon, 28 Sep.Return flight with Copa.Outbound indirect flight with Copa, departs from Cancun on Thu, 24 Sep, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Copa, departs from San Juan Luis Munoz Marin on Mon, 28 Sep, arriving in Cancun.Price includes taxes and charges.From $747, select.

San Juan.$747 per passenger.Departing Thu, 21 Jan, returning Sat, 30 Jan.Return flight with Copa.Outbound indirect flight with Copa, departs from Cancun on Thu, 21 Jan, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Copa, departs from San Juan Luis Munoz Marin on Sat, 30 Jan, arriving in Cancun.Price includes taxes and charges.From $747, select.

San Juan.$747 per passenger.Departing Wed, 21 Oct, returning Mon, 26 Oct.Return flight with Copa.Outbound indirect flight with Copa, departs from Cancun on Wed, 21 Oct, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Copa, departs from San Juan Luis Munoz Marin on Mon, 26 Oct, arriving in Cancun.Price includes taxes and charges.From $747, select.

San Juan.$748 per passenger.Departing Thu, 4 Feb, returning Mon, 15 Feb.Return flight with Copa.Outbound indirect flight with Copa, departs from Cancun on Thu, 4 Feb, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Copa, departs from San Juan Luis Munoz Marin on Mon, 15 Feb, arriving in Cancun.Price includes taxes and charges.From $748, select.

Find the cheapest month to fly from Cancun to San Juan

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

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Alternative Cancun to San Juan routes

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

Cancun to San Juan: Flight information

The things to know before you go.

Cheapest flight found	$272
Cheapest month to fly	April

Finding cheap flights from Cancun to San Juan: Frequently asked questions

How many airports are there in San Juan?

There are 6 airports in San Juan: San Juan Isla Grande, San Juan Luis Munoz Marin, Roosevelt Roads, Ponce, Vieques, and Culebra.

How much are return flights from Cancun to San Juan?

The best price we found for a return flight from Cancun to San Juan is $516. 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.

Which airlines fly direct from Cancun to San Juan?

Currently, there are no airlines that fly direct from Cancun to San Juan. But we found flights with one or more stops from $516.

How many flights are there a week from Cancun to San Juan?

As of April 2026, there are no flights flying from Cancun to San Juan.

When is the cheapest time to fly from Cancun to San Juan?

The cheapest month to fly from Cancun to San Juan is usually April.

Which is the cheapest airport to fly into in San Juan?

If you're flying from Cancun 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 $516.

Which upcoming date is cheapest to fly from Cancun Airport to San Juan on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cancun Airport to San Juan on Monday, 13 April 2026.

Can I get a direct flight from Cancun Airport to San Juan?

No airlines currently offer direct flights between Cancun Airport and San Juan. Most routes have one or more stops.

How can I get the best flight deal from Cancun Airport to San Juan?

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.

When is the best time to book flights to San Juan?

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.

What’s the weather like in San Juan?

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.

Which is the cheapest airline to fly from Cancun Airport to San Juan with?

Currently, Spirit Airlines offers the cheapest flight tickets to San Juan.

Flying from Cancun International Airport (CUN) to San Juan: what you need to know

The timezone in San Juan is UTC-4. The city is one hour ahead of Cancun, where Cancun International Airport is located.
For a relaxed start to your CUN to San Juan flight, leave plenty of time to check in and find your gate. Arriving two hours ahead of international departures and an hour before domestic flights is the standard rule.
Flying over a peak time like March? School holidays and other popular periods can lead to longer queues and delays at security. Be extra cautious and get there up to four hours ahead of international flights and two hours before domestic departures.
Stopovers are the perfect opportunity to take a break from travelling and perhaps even tick off a new city. When browsing for plane tickets from CUN to San Juan, deselect the 'Direct flights only' box to see where you can stop along the way. Top options include:
- Miami International Airport (MIA)
- Orlando International Airport (MCO)
- Fort Lauderdale-Hollywood International Airport (FLL)
CUN is around 13 kilometres from central Cancun. If you're ride-sharing, driving or catching a taxi from the centre, it'll take 25 minutes or so to get there, depending on the traffic. If you're using public transport, expect the journey time to be around 35 minutes.
In search of a hotel close to CUN? If you're catching an early flight from Cancun International Airport to San Juan, these accommodation options will put you moments from check-in:
80% of flights departing from Cancun International Airport touch down at their destination on schedule. With its solid on-time performance, you're unlikely to face delays when jetting out of CUN.

How to find the cheapest flights from Cancun International Airport (CUN) to San Juan

$272 is currently the lowest price for a one-way Cancun International Airport to San Juan flight. A return plane ticket starts at $516. These fares may change depending on demand.
Booking early is often the key to locking in a cheap flight from CUN to San Juan. Airlines adjust prices based on demand, so the nearer your departure date, the more you'll likely spend on your ticket.
Landing cheap tickets from Cancun International Airport to San Juan is more likely if you're flexible with your trip dates. Use the 'Whole month' function to access the lowest prices across every month and bag an incredible deal.
Locking in a cheap flight from CUN to San Juan is easy with Price Alerts. Simply set up one of these automatic notifications and we'll notify you when there's a better deal.
Tailor your trip with filters. Pick your preferred arrival and departure times, total journey duration and airlines. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest' flights from Cancun International Airport to San Juan.

Airports in San Juan

Luis Munoz Marin International Airport (SJU)

The distance from Luis Munoz Marin International Airport (SJU) to central San Juan is roughly 11 kilometres. It takes about 20 minutes to get to the centre driving.
If you're using public transport, expect a journey time of around 1 hour.
If you have a late flight from Cancun International Airport to San Juan, few things beat the convenience of staying near the terminal. Pick up your bags from the carousel and then be showered and relaxing not long after at one of these accommodation options near SJU:
Reserving your ride from Luis Munoz Marin International Airport around two weeks in advance of your flight from CUN to San Juan can help you get the lowest rate.

Best time to go to San Juan

March is the most popular month for flights from Cancun International Airport to San Juan. To skip the crowds, head to San Juan in December.
Lock in a Cancun International Airport to San Juan plane ticket with a departure in August to visit the city during its warmest month. You can expect temperatures to range from 24ºC to 32ºC.
February has average temperatures of between 21ºC and 28ºC. Search for a cheap ticket from CUN to San Juan around that time if you want to travel when it's cooler.

More about San Juan

After booking your flight from Cancun International Airport to San Juan, find a hotel that offers the right mix of comfort and location. Make one of these options your base for exploring San Juan:
There are so many things to explore in this city it can be difficult to know where to start. Esperanza Beach, Balneario El Escambron and Escambron Green are highlights which should be on any good San Juan itinerary.

Explore more of Puerto Rico

Aguadilla is just one of the many cities in Puerto Rico waiting to be discovered after you've seen San Juan. Around 113 kilometres away to the west, its top attractions include Silla Aguadilla, Bridges Surf Beach and Playa Rompe Olas.
Around 105 kilometres west of San Juan, Isabela is another essential stop in Puerto Rico. Get a taste of what this destination has to offer at Playa montones, Shore Island Beach and Guajataca Forest Reserve.