Finnair flights from London to San Juan Luis Munoz Marin Intl Airport (LON - SJU)
LON — SJU
9 Oct — 16 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
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Cheapest Finnair flights from London to Luis Munoz Marin Intl
Explore the most affordable Finnair flight options available from London to Luis Munoz Marin Intl. Find the lowest fares with prices last updated on 9 September 2026.
Thu 10/912:45 -
2 stops32h 15m
Sat 19/920:30 -
2 stops44h 00m
Deal found 7/9£1,796
Best Finnair flights from London to Luis Munoz Marin Intl
Discover carefully curated Finnair flight deals from London to Luis Munoz Marin Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.
Sun 10/109:05 -
2 stops35h 35m
Sat 16/115:14 -
1 stop16h 51m
Deal found 8/9£1,242
Last-minute Finnair flights from London to Luis Munoz Marin Intl
Discover last-minute Finnair flight deals from London to Luis Munoz Marin Intl. Data last updated 9 September 2026 and is based on user searches.
Thu 10/912:45 -
2 stops32h 15m
Sat 19/920:30 -
2 stops44h 00m
Deal found 7/9£1,796
Finnair flights from London to Luis Munoz Marin Intl in 2026
Find detailed information about Finnair flights from London to Luis Munoz Marin Intl. Explore the options provided by Finnair to plan your journey from London to Luis Munoz Marin Intl. Data last updated 9 September 2026.
Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport ranges from 55.0 - 156.0 inches per month. November is typically the wettest month, when rainfall can reach 156.0 mm. March is typically the driest time to visit San Juan Luis Munoz Marin Intl Airport when rainfall is around 55.0 mm.
Temperature in Luis Munoz Marin Intl by month
Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 25.0 C).
Best time to book a flight from London to Luis Munoz Marin Intl
Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from London with our price prediction graph.
LON-SJU
LHR-SJU
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
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Consider alternative airlines that service the Luis Munoz Marin Intl area. Flight routes are based on user searches made on Cheapflights and were last updated on 9 September 2026.
Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 9 September 2026.
If Luis Munoz Marin Intl is not for you, choose from these other destinations located in Caribbean. Flight routes are based on user searches made on Cheapflights and were last updated on 9 September 2026.
Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 9 September 2026.
Read reviews and see what other travellers are saying about their experiences with Finnair. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Finnair for your next flight. Reviews last updated 9 September 2026.
The flight from Helsinki to Toronto was very cramped. No leg space and no room to even walk. Very bad experience
8.0
Very Good|Jul 2026
Very limited food provided. Limited drinks, lights out for 10 of 12.30 flights. Very few staff.
2.0
Poor|Jun 2026
Lost our luggage and took two days to get it back. Ruined the trip.
10.0
Wonderful|Jun 2026
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
10.0
Wonderful|May 2026
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