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Cheap Flights from London to San Juan
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Cheap Flights from London to San Juan starting at S$ 432

Whether you’re going for a one-way or round-trip to San Juan, we’ve got you covered! Check out these different flight options from London below.

  • One way
  • Round-trip
      • LGW13:00
        25h 51m
        1 stop
        SJU10:51
        Tue, Jan 28|London - San Juan|Norse Atlantic Airways
        S$ 432S$ 680
        37% OFF
        37% OFF
        S$ 680S$ 432

        Fly from London to San Juan on Tue, Jan 28 with Norse Atlantic Airways. One-way connecting flights with Norse Atlantic Airways depart Gatwick Airport and arrive Luis Muñoz Marín International Airport starting at S$ 432 including taxes and charges.

      • LGW12:00
        17h 57m
        1 stop
        SJU01:57
        Mon, Jan 13|London - San Juan|Norse Atlantic Airways
        S$ 438S$ 680
        36% OFF
        36% OFF
        S$ 680S$ 438

        Fly from London to San Juan on Mon, Jan 13 with Norse Atlantic Airways. One-way connecting flights with Norse Atlantic Airways depart Gatwick Airport and arrive Luis Muñoz Marín International Airport starting at S$ 438 including taxes and charges.

      • LGW12:00
        17h 57m
        1 stop
        SJU01:57
        Mon, Dec 9|London - San Juan|Norse Atlantic Airways
        S$ 441S$ 680
        35% OFF
        35% OFF
        S$ 680S$ 441

        Fly from London to San Juan on Mon, Dec 9 with Norse Atlantic Airways. One-way connecting flights with Norse Atlantic Airways depart Gatwick Airport and arrive Luis Muñoz Marín International Airport starting at S$ 441 including taxes and charges.

      • LGW14:00
        23h 37m
        1 stop
        SJU09:37
        Fri, Jan 17|London - San Juan|Norse Atlantic Airways
        S$ 446
        S$ 446

        Fly from London to San Juan on Fri, Jan 17 with Norse Atlantic Airways. One-way connecting flights with Norse Atlantic Airways depart Gatwick Airport and arrive Luis Muñoz Marín International Airport starting at S$ 446 including taxes and charges.

      • LGW14:00
        17h 3m
        1 stop
        SJU03:03
        Thu, Dec 5|London - San Juan|Norse Atlantic Airways
        S$ 454
        S$ 454

        Fly from London to San Juan on Thu, Dec 5 with Norse Atlantic Airways. One-way connecting flights with Norse Atlantic Airways depart Gatwick Airport and arrive Luis Muñoz Marín International Airport starting at S$ 454 including taxes and charges.

      • LGW14:00
        24h 37m
        1 stop
        SJU10:37
        Sat, Feb 1|London - San Juan|Norse Atlantic Airways
        S$ 457
        S$ 457

        Fly from London to San Juan on Sat, Feb 1 with Norse Atlantic Airways. One-way connecting flights with Norse Atlantic Airways depart Gatwick Airport and arrive Luis Muñoz Marín International Airport starting at S$ 457 including taxes and charges.

      • LGW13:00
        25h 51m
        1 stop
        SJU10:51
        Tue, Jan 14|London - San Juan|Norse Atlantic Airways
        S$ 485
        S$ 485

        Fly from London to San Juan on Tue, Jan 14 with Norse Atlantic Airways. One-way connecting flights with Norse Atlantic Airways depart Gatwick Airport and arrive Luis Muñoz Marín International Airport starting at S$ 485 including taxes and charges.

      • LGW14:00
        16h 40m
        1 stop
        SJU02:40
        Thu, Dec 12|London - San Juan|Norse Atlantic Airways
        S$ 509
        S$ 509

        Fly from London to San Juan on Thu, Dec 12 with Norse Atlantic Airways. One-way connecting flights with Norse Atlantic Airways depart Gatwick Airport and arrive Luis Muñoz Marín International Airport starting at S$ 509 including taxes and charges.

      • LGW13:00
        25h 57m
        1 stop
        SJU10:57
        Tue, Dec 10|London - San Juan|Norse Atlantic Airways
        S$ 516
        S$ 516

        Fly from London to San Juan on Tue, Dec 10 with Norse Atlantic Airways. One-way connecting flights with Norse Atlantic Airways depart Gatwick Airport and arrive Luis Muñoz Marín International Airport starting at S$ 516 including taxes and charges.

      • LGW14:00
        23h 39m
        1 stop
        SJU09:39
        Fri, Dec 6|London - San Juan|Norse Atlantic Airways
        S$ 523
        S$ 523

        Fly from London to San Juan on Fri, Dec 6 with Norse Atlantic Airways. One-way connecting flights with Norse Atlantic Airways depart Gatwick Airport and arrive Luis Muñoz Marín International Airport starting at S$ 523 including taxes and charges.

      • LON13:00
        3h 5m
        Nonstop
        SJU14:00
        Tue, Dec 3|London - San Juan|Norse Atlantic Airways
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from London to San Juan

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to San Juan from London have changed and are set to move below.

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Cheapest Airlines flying from London to San Juan

Compare prices from various providers below to understand which option best suits your travel needs, before enjoying a comfortable journey with a trusted airline from London to San Juan.

Vueling Airlines
From S$ 376
Norse Atlantic Airways
From S$ 422
PLAY Airline
From S$ 494
American Airlines
From S$ 602
Jetblue Airways
From S$ 692
Tap Portugal
From S$ 759
Royal Air Maroc
From S$ 766
Wizz Air UK
From S$ 791
Wizz Air Malta
From S$ 796
easyJet
From S$ 800

Find more flights and airlines

Alternative Routes from London to San Juan

There are various non-direct routes from London to San Juan which could be cheaper and faster! Check out these alternative options to see if they could work for your trip.

  • Cheapest
    Vueling Airlines
    LGW
    09:50
    32h 52m
    2 transfer
    SJU
    14:42
    Gatwick Airport - Luis Muñoz Marín International Airport
    Sat, Feb 1Vueling Airlines
    S$ 376
  • PLAY
    STN
    11:00
    31h 42m
    2 transfer
    SJU
    14:42
    London Stansted Airport - Luis Muñoz Marín International Airport
    Sat, Feb 1PLAY
    S$ 494
  • Vueling Airlines
    LHR
    09:55
    20h 4m
    2 transfer
    SJU
    01:59
    London Heathrow Airport - Luis Muñoz Marín International Airport
    Sun, Jan 19Vueling Airlines
    S$ 558
  • Vueling Airlines
    LHR
    09:55
    20h 4m
    2 transfer
    SJU
    01:59
    London Heathrow Airport - Luis Muñoz Marín International Airport
    Sun, Jan 19Vueling Airlines
    S$ 558
    Find More Flights

Frequently Asked Questions

  • When to buy flight tickets from London (LON) to San Juan (SJU) the cheapest?

    Airlines adjust prices for flights from London to San Juan based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much is a flight from London (LON) to San Juan (SJU) cost?

    According to Trip.com's data, the lowest price is around S$ 2,169.

  • What is the transportation method from the main airport to downtown in San Juan?

    • The distance from Luis Muñoz Marín International Airport to downtown is about 11km, by taxi about 30 minutes.

  • How many airports in San Juan?

How to find a cheap flight from London to San Juan

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Find cheapest flight ticket from London to San Juan

Cheapest direct flight priceS$ 431
Off-season for travelDecember
Peak season for travelAugust
Flight distance6,749.18km
Popular airlineavianca

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