Cheap Flights from Madrid to San Juan

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Flight deals from Madrid to San Juan

Looking for a cheap last-minute deal or the best return flight from Madrid to San Juan? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Madrid to San Juan

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

Direct flights from Madrid to San Juan

Alternative Madrid to San Juan routes

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

Madrid to San Juan: Flight information

The things to know before you go.
Cheapest flight foundR 6,544
Cheapest month to flyMay
Average flight time8 hrs, 51 mins
Most popular airlineAmerican Airlines
Average flights per week46

Finding cheap flights from Madrid 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 Madrid to San Juan is R 9,537. 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.
8 hours and 51 minutes is the average flight time from Madrid to San Juan.
American Airlines, Qatar Airways and Iberia fly direct from Madrid to San Juan.
As of May 2025, there are 92 flights per week flying from Madrid to San Juan.
The cheapest month to fly from Madrid to San Juan is usually May 2025.
If you're flying from Madrid 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 9,537.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Madrid Airport to San Juan on Wednesday, 4 March 2026.
Yes – the average flight time is 8 hours and 51 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 May, the average temperature is usually around 27°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, American Airlines offers the cheapest flight tickets to San Juan.

Travelling from Adolfo Suarez Madrid-Barajas Airport (MAD) to San Juan: what you need to know

  • The average time for a direct flight from Adolfo Suarez Madrid-Barajas Airport to San Juan is 8 hours.

  • Adolfo Suarez Madrid-Barajas Airport is located in Madrid. Based in the UTC-4 timezone, San Juan is five hours behind Madrid.

  • With seven departures a week between the two airports, Adolfo Suarez Madrid-Barajas Airport (MAD) to Luis Munoz Marin International Airport (SJU) is the most popular route. Board Iberia's 15:50 flight to get your trip from MAD to SJU underway.

  • For hassle-free travel, arrive at the airport two hours ahead of international flights and an hour before domestic departures. That way, you can comfortably catch your MAD to San Juan flight.

  • Heading away during a peak time like a bank holiday? Expect longer lines at security and check-in. To give yourself peace of mind, arrive up to four hours before international flights and two hours before domestic departures.

  • Direct Adolfo Suarez Madrid-Barajas Airport to San Juan tickets are available for booking. Luis Munoz Marin International Airport (SJU) is where you'll disembark.

  • Check out the offers from Iberia. This carrier operates direct flights from Adolfo Suarez Madrid-Barajas Airport to San Juan.

  • We make it easy to book flight tickets from MAD to San Juan with a stopover. To see all your options, uncheck 'Direct flights only.' Next, pick a flight with a stop long enough to see the sights of your chosen city. Top stopovers include:

    • John F. Kennedy International Airport (JFK)

    • Punta Cana International Airport (PUJ)

    • Las Americas International Airport (SDQ)

  • The journey from central Madrid to MAD takes about 35 minutes by public transport. If you ride-share, drive or get a cab, you'll cover the 13 kilometres in 25 minutes or so, depending on traffic conditions.

  • Booked an early flight from Adolfo Suarez Madrid-Barajas Airport to San Juan? Avoid rushing to the terminal (and catch some extra z's) by choosing one of these stays close to MAD:

  • When it comes to the on-time performance of Adolfo Suarez Madrid-Barajas Airport, data shows 78.23% of flights arrive within the expected time frame.

How to find the cheapest flights from Adolfo Suarez Madrid-Barajas Airport (MAD) to San Juan

  • R 6,550 is the lowest price we've seen for a one-way Adolfo Suarez Madrid-Barajas Airport to San Juan flight. A round-trip flight ticket right now is R 9,527. Depending on when you book and the availability, these fares can change.

  • To score cheap flights from MAD to San Juan, reserve your journey two months before your departure date.

  • The best month for scoring cheap Adolfo Suarez Madrid-Barajas Airport to San Juan tickets is June. Use the 'Whole month' tool to compare flight prices, then choose the dates offering the lowest fares.

  • There's no need to keep looking every day to see if fares have dropped when you set up a Price Alert. We'll notify you as soon as there's an updated deal for cheap flights from MAD to San Juan.

  • Tailor your trip with filters. Pick your arrival and departure times, airlines and total journey duration. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest' flights from Adolfo Suarez Madrid-Barajas 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 8 kilometres. It'll take you around 10 minutes to get to the centre driving.

  • If you're travelling by public transport, expect a journey time of around 55 minutes.

  • The last thing you need is a lengthy journey to your hotel if you're arriving on a late flight from Adolfo Suarez Madrid-Barajas Airport to San Juan. Check in to one of these accommodation options near SJU instead:

  • Fast-track your adventure by picking up a Luis Munoz Marin International Airport rental car. Grab your wheels from Sixt, Ace Rent a Car or U-Save and explore beyond San Juan's usual tourist stops.

  • Booking your ride from Luis Munoz Marin International Airport about two weeks in advance of your flight from MAD to San Juan can help you lock in the best possible rate.

Fernando Luis Ribas Dominicci Airport (SIG)

  • The centre of San Juan is about 8 kilometres from Fernando Luis Ribas Dominicci Airport (SIG). Once your flight from Adolfo Suarez Madrid-Barajas Airport to San Juan has touched down and you've made your way through the terminal, expect a drive of about 15 minutes.

  • Public transport will get you there in around 1 hour.

  • Hang the 'Do not disturb' sign on your door and relax at a hotel close to SIG. Here are a few options where you can take a load off after your MAD to San Juan flight:

Best time to go to San Juan

  • Carefully consider your travel dates before locking in your flight from Adolfo Suarez Madrid-Barajas Airport to San Juan. The city comes alive in peak season, but hotel prices are usually higher and attractions can be crowded. Plan your trip to San Juan in the off-season for a more relaxed vibe.

  • The warmest month in San Juan is September, with temperatures ranging between 23ºC (73ºF) and 33ºC (91ºF). Lock in your Adolfo Suarez Madrid-Barajas Airport to San Juan flight ticket then if this is the type of weather you enjoy.

  • Look for cheap tickets from MAD to San Juan in February if you like travelling in 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. After booking your flight from Adolfo Suarez Madrid-Barajas Airport to San Juan, browse our range of accommodation options including:

  • La Garita del morro de san juan bahia and Castillo San Felipe del Morro are just the start of the big attractions to put on your San Juan itinerary. Keep the adventure rolling by checking out Fortaleza Street.

Explore more of Puerto Rico

  • San Juan has plenty going for it, but there are so many other parts of Puerto Rico you'll want to see. Around 113 kilometres west of San Juan, a visit to Aguadilla will keep you busy. Start with leading sights like El Parterre, Aguadilla Ice Skating Arena and Bandera de los Reyes Magos.

  • If you're ready to explore another great destination in Puerto Rico, head for Isabela, roughly 105 kilometres west of San Juan. Amarillo Mango, Urb. Llanos Piscina Park and Noches de Artesania are key reasons to visit.

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