£383 Cheap Flights from London (LHR) to San Juan (SJU)

View £383 flight on Wed, 23 Sept 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Luis Munoz Marin Intl. Airport (SJU)

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Cheap Flights from London (LHR) to San Juan (SJU)

Prices were available within the past 7 days and start at £383 for one-way flights and £591 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Tue, 5 May - Tue, 12 May
LHR
London
SJU
San Juan
£591 Return, found 3 days ago
£591
Return
found 3 days ago
Select JetBlue Airways flight, departing Tue, 5 May from London to San Juan, returning Tue, 12 May, priced at £591 found 3 days ago
JetBlue Airways
Wed, 23 Sept - Wed, 30 Sept
LHR
London
SJU
San Juan
£607 Return, found 5 days ago
£607
Return
found 5 days ago
Select JetBlue Airways flight, departing Wed, 23 Sept from London to San Juan, returning Wed, 30 Sept, priced at £607 found 5 days ago
JetBlue Airways
Tue, 5 May - Tue, 12 May
LHR
London
SJU
San Juan
£609 Return, found 3 days ago
£609
Return
found 3 days ago
Select JetBlue Airways flight, departing Tue, 5 May from London to San Juan, returning Tue, 12 May, priced at £609 found 3 days ago
JetBlue Airways
Wed, 30 Sept - Wed, 28 Oct
LHR
London
SJU
San Juan
£610 Return, found 6 days ago
£610
Return
found 6 days ago
Select JetBlue Airways flight, departing Wed, 30 Sept from London to San Juan, returning Wed, 28 Oct, priced at £610 found 6 days ago
avianca
Sun, 18 Oct - Tue, 20 Oct
LHR
London
SJU
San Juan
£720 Return, found 8 hours ago
£720
Return
found 8 hours ago
Select avianca flight, departing Sun, 18 Oct from London to San Juan, returning Tue, 20 Oct, priced at £720 found 8 hours ago
Icelandair
Thu, 30 Apr - Wed, 6 May
LHR
London
SJU
San Juan
£818 Return, found 21 hours ago
£818
Return
found 21 hours ago
Select Icelandair flight, departing Thu, 30 Apr from London to San Juan, returning Wed, 6 May, priced at £818 found 21 hours ago
British Airways
Mon, 1 Feb - Sun, 7 Feb
LHR
London
SJU
San Juan
£865 Return, found 1 day ago
£865
Return
found 1 day ago
Select British Airways flight, departing Mon, 1 Feb from London to San Juan, returning Sun, 7 Feb, priced at £865 found 1 day ago
Iberia
Tue, 22 Sept - Tue, 29 Sept
LHR
London
SJU
San Juan
£911 Return, found 3 hours ago
£911
Return
found 3 hours ago
Select Iberia flight, departing Tue, 22 Sept from London to San Juan, returning Tue, 29 Sept, priced at £911 found 3 hours ago
Air France
Tue, 22 Sept - Tue, 29 Sept
LHR
London
SJU
San Juan
£921 Return, found 3 hours ago
£921
Return
found 3 hours ago
Select Air France flight, departing Tue, 22 Sept from London to San Juan, returning Tue, 29 Sept, priced at £921 found 3 hours ago
TAP Portugal
Tue, 25 Aug - Sat, 5 Sept
LHR
London
SJU
San Juan
£926 Return, found 1 hour ago
£926
Return
found 1 hour ago
Select TAP Portugal flight, departing Tue, 25 Aug from London to San Juan, returning Sat, 5 Sept, priced at £926 found 1 hour ago

Alternative airports near San Juan

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Luis Munoz Marin Intl. SJU. Cheapest option available. Average driving time to city centre is 16 minutes. Flights from £859
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city centre16 min
Flights from £859

Find the cheapest month to fly from London (LHR) to San Juan (SJU)

March is typically the cheapest month to fly

From £498 - £1,293 per traveller.

Frequently asked questions

How much is a flight from LHR to Isla Verde Intl. Airport?
Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from London Heathrow to Luis Munoz Marin Intl. Airport (SJU) start from £591. Make your booking today to secure the best price for your journey. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LHR to Luis Munoz Marin Intl. Airport (SJU)?
Most flights can be cancelled online, but every airline has its own set of terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Heathrow Airport (LHR) to SJU that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for LHR to Isla Verde Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from LHR to Luis Munoz Marin Intl. Airport (SJU)?
The distance is around 6,700 kilometres, so fill your carry-on bag with everything you need to make your journey comfortable. Wondering what to take on board your Hounslow to Carolina flight? A neck pillow, earplugs and a sleep mask are among the essentials.
Which airlines fly direct from Heathrow Airport (LHR) to SJU?
If you want to fly straight from Heathrow Airport to Luis Munoz Marin Intl. Airport (SJU), you'll have to book a flight with one or more stops. Unfortunately, there are no airlines that fly directly on this route.
Are LHR to Isla Verde Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Heathrow Airport to Luis Munoz Marin Intl. Airport (SJU) can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out altogether! If you'd rather play it safe and start planning early on, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines release their prices that far in advance. Our top tip? Check back often as updates are made regularly.

Travel information

Origin airport
Heathrow
Destination airport
Luis Munoz Marin Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, TAP Portugal, Turkish Airlines, United, Virgin Atlantic, avianca
Return price
£591
Distance
6691 km

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