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Flights to San Juan Luis Munoz Marin Intl

£284 Cheap flights to San Juan Luis Munoz Marin Intl Airport

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to San Juan Luis Munoz Marin Intl Airport departing on 16/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from the United Kingdom to San Juan Luis Munoz Marin Intl Airport

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:00 - 09:35
LGW
-
SJU
24h 35m
1 stop
Multiple Airlines Logo
21:50 - 10:00
SJU
-
LGW
31h 10m
1 stop
£501Multiple Airlines
Wed, 16 Sep - Sat, 26 Sep
Multiple Airlines Logo
12:35 - 02:50
LGW
-
SJU
18h 15m
1 stop
Multiple Airlines Logo
07:05 - 08:15
SJU
-
LGW
21h 10m
1 stop
£516Multiple Airlines
Fri, 6 Nov - Sun, 15 Nov
JetBlue Logo
11:55 - 22:46
LHR
-
SJU
15h 51m
1 stop
JetBlue Logo
13:00 - 09:30
SJU
-
LHR
15h 30m
1 stop
£532JetBlue
Mon, 31 Aug - Mon, 14 Sep
JetBlue Logo
08:15 - 19:34
LHR
-
SJU
16h 19m
1 stop
JetBlue Logo
18:55 - 06:30
SJU
-
LHR
30h 35m
1 stop
£553JetBlue
Wed, 16 Sep - Sun, 20 Sep
Iberia Logo
09:15 - 20:00
LHR
-
SJU
14h 45m
1 stop
Iberia Logo
21:35 - 14:55
SJU
-
LHR
13h 20m
1 stop
£663Iberia
Thu, 21 Jan - Wed, 3 Feb
Aer Lingus Logo
18:35 - 16:40
BHX
-
SJU
26h 05m
2 stops
Aer Lingus Logo
18:10 - 07:45
SJU
-
BHX
33h 35m
2 stops
£745Aer Lingus
Tue, 24 Nov - Sun, 29 Nov
Aer Lingus Logo
18:05 - 15:25
LCY
-
SJU
26h 20m
2 stops
Aer Lingus Logo
17:15 - 18:20
SJU
-
LCY
20h 05m
2 stops
£746Aer Lingus
Mon, 31 Aug - Mon, 14 Sep
Icelandair Logo
21:25 - 10:00
LHR
-
SJU
41h 35m
2 stops
Icelandair Logo
10:30 - 11:55
SJU
-
LHR
20h 25m
2 stops
£772Icelandair
Mon, 31 Aug - Sun, 13 Sep
Icelandair Logo
12:15 - 02:25
LHR
-
SJU
18h 10m
2 stops
Icelandair Logo
14:00 - 10:50
SJU
-
LHR
16h 50m
2 stops
£778Icelandair
Wed, 20 Jan - Thu, 28 Jan
Iberia Logo
19:40 - 20:00
LHR
-
SJU
28h 20m
1 stop
Iberia Logo
12:47 - 08:15
SJU
-
LHR
15h 28m
1 stop
£936Iberia
Thu, 10 Dec - Sat, 19 Dec

momondo Fare Finder

 
Locate flights to San Juan Luis Munoz Marin Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 31 July 2026.
Use the filters below to find and compare flights to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Wed 16/9

14:00-09:35

1 stop24h 35m

San Juan Luis Munoz Marin Intl

Sat 26/9

21:50-10:00

1 stop31h 10m

£501

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Fri 6/11

12:35-02:50

1 stop18h 15m

San Juan Luis Munoz Marin Intl

Sun 15/11

07:05-08:15

1 stop21h 10m

£516

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Mon 31/8

11:55-22:46

1 stop15h 51m

San Juan Luis Munoz Marin Intl

Mon 14/9

13:00-09:30

1 stop15h 30m

£532

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Wed 16/9

08:15-19:34

1 stop16h 19m

San Juan Luis Munoz Marin Intl

Sun 20/9

18:55-06:30

1 stop30h 35m

£553
Fastest return journey

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Thu 21/1

09:15-20:00

1 stop14h 45m

San Juan Luis Munoz Marin Intl

Wed 3/2

21:35-14:55

1 stop13h 20m

£663

BirminghamSan Juan

BHX - SJU

BHXSJU

Birmingham

Tue 24/11

18:35-16:40

2 stops26h 05m

San Juan Luis Munoz Marin Intl

Sun 29/11

18:10-07:45

2 stops33h 35m

£745

LondonSan Juan

LCY - SJU

LCYSJU

London City

Mon 31/8

18:05-15:25

2 stops26h 20m

San Juan Luis Munoz Marin Intl

Mon 14/9

17:15-18:20

2 stops20h 05m

£746

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Mon 31/8

21:25-10:00

2 stops41h 35m

San Juan Luis Munoz Marin Intl

Sun 13/9

10:30-11:55

2 stops20h 25m

£772

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Wed 20/1

12:15-02:25

2 stops18h 10m

San Juan Luis Munoz Marin Intl

Thu 28/1

14:00-10:50

2 stops16h 50m

£778

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Thu 10/12

19:40-20:00

1 stop28h 20m

San Juan Luis Munoz Marin Intl

Sat 19/12

12:47-08:15

1 stop15h 28m

£936

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Juan Luis Munoz Marin Intl Airport from

Flights to San Juan Luis Munoz Marin Intl Airport – Travel Insights & Trends

Get data-powered insights and trends for flights to San Juan Luis Munoz Marin Intl Airport to help you craft the best travel plan.

What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel during the month of February, then book flights to San Juan Luis Munoz Marin Intl Airport from United Kingdom during November instead. Flights to San Juan Luis Munoz Marin Intl Airport in November, while not as cheap as those in February, still average around £626.

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around £706 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from United Kingdom for as low as £558 on momondo.

Cheapest flights to San Juan Luis Munoz Marin Intl

Find the cheapest flights to San Juan Luis Munoz Marin Intl from your nearest city or airport
Find flights from London Heathrow Airport to San Juan Luis Munoz Marin Intl Airport
CHEAPEST MONTH TO FLY TO SAN JUAN LUIS MUNOZ MARIN INTL AIRPORT FROM LONDON HEATHROW AIRPORTSeptember20% cheaperFlying from London Heathrow Airport to San Juan Luis Munoz Marin Intl Airport costs on average just £569 in September
MOST EXPENSIVE MONTH TO FLY TO SAN JUAN LUIS MUNOZ MARIN INTL AIRPORT FROM LONDON HEATHROW AIRPORTDecember41% more expensiveIt costs about £1,000 for flights to San Juan Luis Munoz Marin Intl Airport from London Heathrow Airport in December
MOST POPULAR MONTH TO FLY TO SAN JUAN LUIS MUNOZ MARIN INTL AIRPORT FROM LONDON HEATHROW AIRPORTDecember352% more users visitedMore momondo users searched in flights to San Juan Luis Munoz Marin Intl Airport from London Heathrow Airport in December than any other month

Cheap San Juan Luis Munoz Marin Intl Airport flight deals and tips

Summary info about San Juan Luis Munoz Marin Intl Airport flight prices, duration and airlines

Best One-Way Price

£284

Best Round-Trip Price

£501

Fastest flight time

27h 00m

Popular in

June
The best one-way flight price to San Juan from United Kingdom in the last 5 days is £284 (London Gatwick to San Juan Luis Munoz Marin Intl).
Search Deals
The best return flight price to San Juan from United Kingdom in the last 5 days is £501 (London Gatwick to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to San Juan from United Kingdom takes 27h 00m (London Heathrow to San Juan Luis Munoz Marin Intl).
Search Deals
June has the highest demand for flights to San Juan, with a 10% price increase on average.
Search Deals

Frequently asked questions about flying to San Juan Luis Munoz Marin Intl Airport

What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

In general, when looking for the cheapest flight to San Juan Luis Munoz Marin Intl Airport, try to choose a flight departing in February for the best deal.

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

On average, from most locations, when planning your trip to San Juan Luis Munoz Marin Intl Airport, try to book your flight in the region of 44 days in advance for the cheapest prices.

Is there an alternative airport near San Juan Luis Munoz Marin Intl Airport?

Finding an alternative and possibly cheaper destination airport near San Juan Luis Munoz Marin Intl Airport is possible. If you are planning a flight to San Juan Luis Munoz Marin Intl Airport, consider booking flights to San Juan Isla Grande Airport (1 mi from San Juan city centre), Ceiba J. Aponte de la Torre Airport (34 mi from San Juan city centre), Ponce Mercedita Airport (43 mi from San Juan city centre), Vieques Airport (46 mi from San Juan city centre) or Culebra Airport (54 mi from San Juan city centre).

Is there a cheaper alternative to flying into San Juan?

Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in San Juan is Culebra Airport where the average price is £66. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

Which airlines fly to San Juan Luis Munoz Marin Intl Airport?

JetBlue, Icelandair and Iberia are the top three most popular airlines that fly to San Juan Luis Munoz Marin Intl Airport according to our data. JetBlue is the first choice among our users, with 77% of people opting to fly with this airline when travelling to San Juan Luis Munoz Marin Intl Airport. Keep in mind that there are 9 different airlines that fly to San Juan Luis Munoz Marin Intl Airport on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights to San Juan Luis Munoz Marin Intl Airport?

Prices for flights to San Juan Luis Munoz Marin Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights to San Juan Luis Munoz Marin Intl Airport?

As of July 2026, there are 12 operators available to choose from for flights to San Juan Luis Munoz Marin Intl Airport.

How old do you have to be to fly to San Juan Luis Munoz Marin Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to San Juan Luis Munoz Marin Intl Airport.

What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

The travel and health documents required for your trip to San Juan Luis Munoz Marin Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Juan Luis Munoz Marin Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Rio Grande
Fajardo
Carolina
Dorado
Luquillo

Why use momondo?

Why should I use momondo to find a flight deal to San Juan?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Juan.

Can I find flights to San Juan with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Juan which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to San Juan?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to San Juan.

I’m not ready to book a flight to San Juan right now. Can momondo alert me if prices change?

Price alerts on flights to San Juan are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to San Juan Luis Munoz Marin Intl Airport SJU

Popular Flights to San Juan Luis Munoz Marin Intl Airport

Popular routes according to searches in the past day on momondo
Flights from New York John F Kennedy Intl to SJUfrom £357
Flights from Chicago O'Hare Intl to SJUfrom £376
Flights from Boston Logan Intl to SJUfrom £455