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Flights to San Juan Luis Munoz Marin Intl

£293 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 18/4. 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
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.
JetBlue Logo
08:40 - 22:08
LHR
-
SJU
18h 28m
1 stop
JetBlue Logo
19:58 - 20:45
SJU
-
LHR
19h 47m
1 stop
£540JetBlue
Mon, 13 Apr - Mon, 27 Apr
Multiple Airlines Logo
14:00 - 09:19
LGW
-
SJU
24h 19m
1 stop
Multiple Airlines Logo
02:59 - 10:00
SJU
-
LGW
26h 01m
1 stop
£543Multiple Airlines
Sat, 18 Apr - Sat, 25 Apr
Multiple Airlines Logo
14:00 - 11:52
LGW
-
SJU
26h 52m
1 stop
Multiple Airlines Logo
02:59 - 10:00
SJU
-
LGW
26h 01m
1 stop
£544Multiple Airlines
Sat, 18 Apr - Sat, 25 Apr
Multiple Airlines Logo
14:00 - 23:24
LGW
-
SJU
14h 24m
1 stop
Multiple Airlines Logo
02:59 - 10:00
SJU
-
LGW
26h 01m
1 stop
£545Multiple Airlines
Sat, 18 Apr - Sat, 25 Apr
Icelandair Logo
14:20 - 12:42
GLA
-
SJU
27h 22m
2 stops
Icelandair Logo
14:25 - 13:25
SJU
-
GLA
18h 00m
2 stops
£883Icelandair
Sat, 12 Sep - Wed, 16 Sep
Icelandair Logo
14:20 - 12:17
GLA
-
SJU
26h 57m
2 stops
Icelandair Logo
14:25 - 13:25
SJU
-
GLA
18h 00m
2 stops
£898Icelandair
Sat, 12 Sep - Wed, 16 Sep
British Airways Logo
06:30 - 23:59
GLA
-
SJU
22h 29m
2 stops
British Airways Logo
12:05 - 10:30
SJU
-
GLA
17h 25m
2 stops
£1,043British Airways
Sat, 12 Sep - Wed, 16 Sep
British Airways Logo
06:30 - 23:59
GLA
-
SJU
22h 29m
2 stops
British Airways Logo
12:05 - 10:20
SJU
-
GLA
17h 15m
2 stops
£1,047British Airways
Sat, 12 Sep - Wed, 16 Sep
United Airlines Logo
05:55 - 20:34
BHX
-
SJU
19h 39m
2 stops
United Airlines Logo
07:40 - 09:50
SJU
-
BHX
21h 10m
2 stops
£1,058United Airlines
Tue, 28 Apr - Tue, 5 May
United Airlines Logo
05:55 - 12:34
BHX
-
SJU
35h 39m
2 stops
United Airlines Logo
07:40 - 17:25
SJU
-
BHX
28h 45m
2 stops
£1,061United Airlines
Mon, 13 Apr - Mon, 20 Apr

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 17 March 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
Fastest return journey

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Mon 13/4

08:40-22:08

1 stop18h 28m

San Juan Luis Munoz Marin Intl

Mon 27/4

19:58-20:45

1 stop19h 47m

£540

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sat 18/4

14:00-09:19

1 stop24h 19m

San Juan Luis Munoz Marin Intl

Sat 25/4

02:59-10:00

1 stop26h 01m

£543

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sat 18/4

14:00-11:52

1 stop26h 52m

San Juan Luis Munoz Marin Intl

Sat 25/4

02:59-10:00

1 stop26h 01m

£544

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sat 18/4

14:00-23:24

1 stop14h 24m

San Juan Luis Munoz Marin Intl

Sat 25/4

02:59-10:00

1 stop26h 01m

£545

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Sat 12/9

14:20-12:42

2 stops27h 22m

San Juan Luis Munoz Marin Intl

Wed 16/9

14:25-13:25

2 stops18h 00m

£883

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Sat 12/9

14:20-12:17

2 stops26h 57m

San Juan Luis Munoz Marin Intl

Wed 16/9

14:25-13:25

2 stops18h 00m

£898

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Sat 12/9

06:30-23:59

2 stops22h 29m

San Juan Luis Munoz Marin Intl

Wed 16/9

12:05-10:30

2 stops17h 25m

£1,043

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Sat 12/9

06:30-23:59

2 stops22h 29m

San Juan Luis Munoz Marin Intl

Wed 16/9

12:05-10:20

2 stops17h 15m

£1,047

BirminghamSan Juan

BHX - SJU

BHXSJU

Birmingham

Tue 28/4

05:55-20:34

2 stops19h 39m

San Juan Luis Munoz Marin Intl

Tue 5/5

07:40-09:50

2 stops21h 10m

£1,058

BirminghamSan Juan

BHX - SJU

BHXSJU

Birmingham

Mon 13/4

05:55-12:34

2 stops35h 39m

San Juan Luis Munoz Marin Intl

Mon 20/4

07:40-17:25

2 stops28h 45m

£1,061

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 September, then book flights to San Juan Luis Munoz Marin Intl Airport from United Kingdom during February instead. Flights to San Juan Luis Munoz Marin Intl Airport in February, while not as cheap as those in September, still average around £552.

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 £673 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 £528 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 AIRPORTSeptember18% cheaperFlying from London Heathrow Airport to San Juan Luis Munoz Marin Intl Airport costs on average just £556 in September
MOST EXPENSIVE MONTH TO FLY TO SAN JUAN LUIS MUNOZ MARIN INTL AIRPORT FROM LONDON HEATHROW AIRPORTDecember46% more expensiveIt costs about £986 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 AIRPORTDecember484% 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

£293

Best Round-Trip Price

£540

Fastest flight time

23h 15m

Popular in

December
The best one-way flight price to San Juan from United Kingdom in the last 72 hours is £293 (London Stansted to San Juan Luis Munoz Marin Intl).
Search Deals
The best round-trip flight price to San Juan from United Kingdom in the last 72 hours is £540 (London Heathrow to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to San Juan from United Kingdom takes 23h 15m (London Heathrow to San Juan Luis Munoz Marin Intl).
Search Deals
December has the highest demand for flights to San Juan, with a 1% 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 September 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 £67. 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 52% of people opting to fly with this airline when travelling to San Juan Luis Munoz Marin Intl Airport. Keep in mind that there are 10 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 March 2026, there are 13 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
Carolina
Fajardo
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 £626