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Flights to San Juan Luis Munoz Marin Intl

£337 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 15/5. 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
11:55 - 22:53
LHR
-
SJU
15h 58m
1 stop
JetBlue Logo
13:12 - 09:30
SJU
-
LHR
15h 18m
1 stop
£580JetBlue
Tue, 2 Jun - Fri, 12 Jun
JetBlue Logo
12:20 - 21:32
LGW
-
SJU
14h 12m
1 stop
JetBlue Logo
16:55 - 09:35
SJU
-
LGW
11h 40m
1 stop
£582JetBlue
Wed, 2 Sep - Mon, 7 Sep
JetBlue Logo
11:55 - 22:53
LHR
-
SJU
15h 58m
1 stop
JetBlue Logo
13:12 - 09:30
SJU
-
LHR
15h 18m
1 stop
£585JetBlue
Wed, 3 Jun - Sun, 14 Jun
JetBlue Logo
08:15 - 17:30
LHR
-
SJU
14h 15m
1 stop
JetBlue Logo
14:11 - 09:30
SJU
-
LHR
14h 19m
1 stop
£586JetBlue
Thu, 4 Jun - Wed, 10 Jun
Aer Lingus Logo
20:25 - 19:05
BHX
-
SJU
27h 40m
2 stops
Aer Lingus Logo
07:20 - 07:40
SJU
-
BHX
19h 20m
2 stops
£992Aer Lingus
Wed, 20 May - Wed, 27 May
Aer Lingus Logo
14:25 - 02:41
MAN
-
SJU
17h 16m
2 stops
Aer Lingus Logo
05:01 - 07:40
SJU
-
MAN
21h 39m
2 stops
£1,015Aer Lingus
Mon, 11 May - Mon, 18 May
Icelandair Logo
14:20 - 13:34
GLA
-
SJU
28h 14m
2 stops
Icelandair Logo
06:00 - 13:25
SJU
-
GLA
26h 25m
2 stops
£1,085Icelandair
Thu, 1 Oct - Mon, 5 Oct
United Airlines Logo
14:00 - 23:50
GLA
-
SJU
14h 50m
1 stop
United Airlines Logo
07:00 - 10:10
SJU
-
GLA
22h 10m
2 stops
£1,117United Airlines
Thu, 1 Oct - Mon, 5 Oct
British Airways Logo
09:35 - 19:05
LCY
-
SJU
14h 30m
1 stop
British Airways Logo
20:40 - 15:15
SJU
-
LCY
13h 35m
1 stop
£1,154British Airways
Thu, 28 May - Thu, 4 Jun
United Airlines Logo
14:00 - 12:04
GLA
-
SJU
27h 04m
1 stop
United Airlines Logo
16:55 - 10:10
SJU
-
GLA
36h 15m
2 stops
£1,207United Airlines
Wed, 27 May - Wed, 3 Jun

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 1 May 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

LHR - SJU

LHRSJU

London Heathrow

Tue 2/6

11:55-22:53

1 stop15h 58m

San Juan Luis Munoz Marin Intl

Fri 12/6

13:12-09:30

1 stop15h 18m

£580
Fastest return journey

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Wed 2/9

12:20-21:32

1 stop14h 12m

San Juan Luis Munoz Marin Intl

Mon 7/9

16:55-09:35

1 stop11h 40m

£582

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Wed 3/6

11:55-22:53

1 stop15h 58m

San Juan Luis Munoz Marin Intl

Sun 14/6

13:12-09:30

1 stop15h 18m

£585

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Thu 4/6

08:15-17:30

1 stop14h 15m

San Juan Luis Munoz Marin Intl

Wed 10/6

14:11-09:30

1 stop14h 19m

£586

BirminghamSan Juan

BHX - SJU

BHXSJU

Birmingham

Wed 20/5

20:25-19:05

2 stops27h 40m

San Juan Luis Munoz Marin Intl

Wed 27/5

07:20-07:40

2 stops19h 20m

£992

ManchesterSan Juan

MAN - SJU

MANSJU

Manchester

Mon 11/5

14:25-02:41

2 stops17h 16m

San Juan Luis Munoz Marin Intl

Mon 18/5

05:01-07:40

2 stops21h 39m

£1,015

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Thu 1/10

14:20-13:34

2 stops28h 14m

San Juan Luis Munoz Marin Intl

Mon 5/10

06:00-13:25

2 stops26h 25m

£1,085

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Thu 1/10

14:00-23:50

1 stop14h 50m

San Juan Luis Munoz Marin Intl

Mon 5/10

07:00-10:10

2 stops22h 10m

£1,117

LondonSan Juan

LCY - SJU

LCYSJU

London City

Thu 28/5

09:35-19:05

1 stop14h 30m

San Juan Luis Munoz Marin Intl

Thu 4/6

20:40-15:15

1 stop13h 35m

£1,154

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Wed 27/5

14:00-12:04

1 stop27h 04m

San Juan Luis Munoz Marin Intl

Wed 3/6

16:55-10:10

2 stops36h 15m

£1,207

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 July, then book flights to San Juan Luis Munoz Marin Intl Airport from United Kingdom during June instead. Flights to San Juan Luis Munoz Marin Intl Airport in June, while not as cheap as those in July, still average around £182.

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 £655 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 £517 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 AIRPORTSeptember16% 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 £961 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 AIRPORTDecember496% 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

£337

Best Round-Trip Price

£580

Fastest flight time

18h 02m

Popular in

December
The best one-way flight price to San Juan from United Kingdom in the last 72 hours is £337 (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 £580 (London Heathrow to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to San Juan from United Kingdom takes 18h 02m (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 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 63% 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 May 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.

An easier way to manage your San Juan Luis Munoz Marin Intl trip

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

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