576 € Cheap Flights from Helsinki Vantaa to San Juan

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Flight deals from Helsinki Vantaa to San Juan

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

Find the cheapest month to fly from Helsinki Vantaa to San Juan

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

Alternative Helsinki Vantaa to San Juan routes

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

Helsinki to San Juan: Flight information

The things to know before you go.
Cheapest flight found576 €
Cheapest month to flyJanuary

Finding cheap flights from Helsinki Vantaa 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 Helsinki Vantaa to San Juan is 576 €. 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 Helsinki Vantaa to San Juan. But we found flights with one or more stops from 576 €.
As of September 2025, there are no flights flying from Helsinki Vantaa to San Juan.
The cheapest month to fly from Helsinki Vantaa to San Juan is usually January.
If you're flying from Helsinki Vantaa 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 576 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Helsinki Vantaa Airport to San Juan on Saturday, 31 January 2026.
No airlines currently offer direct flights between Helsinki Vantaa 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 September, the average temperature is usually around 28°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, Ryanair offers the cheapest flight tickets to San Juan.

Flying from Helsinki-Vantaa Airport (HEL) to San Juan: what you need to know

  • Helsinki-Vantaa Airport is located in Helsinki. Following the UTC-4 timezone, San Juan is six hours behind Helsinki.

  • To avoid rushing for your HEL to San Juan flight, leave plenty of time to check in and find your gate. Turning up two hours ahead of international departures and an hour before domestic flights is the standard rule.

  • If you're jetting off during a major holiday or another peak period, allow extra time. A good rule is two hours before domestic flights and up to four hours before international departures. Lines at check-in and security will be longer.

  • Stopovers are the perfect opportunity to break up your trip and perhaps even explore a different city. When searching for plane tickets from HEL to San Juan, deselect the 'Direct flights only' box to see where you can stop along the way. Consider one of these popular options:

    • Dallas/Fort Worth International Airport (DFW)

    • John F. Kennedy International Airport (JFK)

    • Miami International Airport (MIA)

  • HEL is about 16 kilometres from central Helsinki. If you're catching a cab, ride-sharing or driving from the centre, it'll take you 30 minutes or so to get there, depending on traffic. If you're taking public transport, expect the trip time to be around 45 minutes.

  • Want a relaxed start to your journey? Stay near HEL. Whether you're taking an early flight from Helsinki-Vantaa Airport to San Juan or want to avoid feeling rushed, these hotels are a convenient choice:

  • Of all flights departing from Helsinki-Vantaa Airport, 60.23% arrive on time at their destination.

How to find the cheapest flights from Helsinki-Vantaa Airport (HEL) to San Juan

  • The lowest price we've found for a one-way Helsinki-Vantaa Airport to San Juan flight is 396 €. The cheapest price for a return flight is 576 €. Bear in mind fares can change due to demand at the time of booking.

  • Booking ahead of time is often the key to scoring a cheap flight from HEL to San Juan. Fares tend to rise as seats fill up, so the closer you get to departure, the more expensive your ticket may be.

  • If you can be flexible with your travel dates, make the most of the 'Whole month' search tool. It'll find the lowest price across every month when looking for a Helsinki-Vantaa Airport to San Juan ticket.

  • Cut down on the time spent looking for cheap flights from HEL to San Juan by setting up a Price Alert. You'll receive an email or push notification on the app when a special offer becomes available.

  • Find a cheap flight from Helsinki-Vantaa Airport to San Juan with the help of our filters. Choose your preferred duration, departure time and airlines, then sort the results by 'Cheapest' for the best deals.

Airports in San Juan

Luis Munoz Marin International Airport (SJU)

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

  • Getting there on public transport takes about 55 minutes.

  • If you're arriving on a late flight from Helsinki-Vantaa Airport to San Juan, nothing beats the convenience of staying near the terminal. Pick up your bags from the carousel and then be showered and resting not long after at one of these hotels near SJU:

  • Go wherever you want, whenever you want with a Luis Munoz Marin International Airport rental car. Book your wheels from Sixt, Ace Rent a Car or U-Save and experience more of San Juan and beyond.

  • Reserving your vehicle from Luis Munoz Marin International Airport about two weeks in advance of your flight from HEL to San Juan can help you secure the lowest rate.

Fernando Luis Ribas Dominicci Airport (SIG)

  • The centre of San Juan is located around 8 kilometres from Fernando Luis Ribas Dominicci Airport (SIG). After your flight from Helsinki-Vantaa Airport to San Juan has touched down and you've made your way to arrivals, expect a drive of about 15 minutes.

  • The trip will take roughly 1 hour on public transport.

  • Following your HEL to San Juan flight, settle in at a hotel near SIG. These are some comfortable accommodation options that'll help you get into relaxation mode:

Best time to go to San Juan

  • Plan your trip to San Juan in high season if you prefer a bustling atmosphere, but remember that prices are usually higher. Alternatively, book your flights from Helsinki-Vantaa Airport to San Juan in the low season when prices are cheaper and it's not as busy.

  • The warmest month in San Juan is September, with temperatures ranging between 23ºC (73ºF) and 33ºC (91ºF). Lock in your Helsinki-Vantaa Airport to San Juan plane ticket then if that's the weather you find most pleasant.

  • Search for cheap tickets from HEL to San Juan in February if you want to travel 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 ideal place to stay. Once you've booked your flight from Helsinki-Vantaa Airport to San Juan, browse our selection 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 itinerary. Continue your sightseeing adventures at Fortaleza Street.

Explore more of Puerto Rico

  • You've visited San Juan, now it's time to explore other parts of Puerto Rico. Travel about 113 kilometres west to Aguadilla to check off its top sights. From El Parterre to Aguadilla Ice Skating Arena and Bandera de los Reyes Magos, you'll have a packed itinerary ahead.

  • Isabela is another well-known destination in Puerto Rico and is around 105 kilometres west of San Juan. No trip is complete without visiting 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.