Cheap flights from the United Kingdom to San Juan Luis Munoz Marin Intl Airport from £313

LHR — SJU
11 Dec — 18 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Luis Munoz Marin Intl

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Luis Munoz Marin Intl

Sun 6/1207:45 -
1 stop14h 39m
Thu 10/1215:00 -
1 stop14h 30m
Deal found 10/11£598
Thu 26/1111:00 -
1 stop26h 59m
Mon 7/1218:10 -
1 stop15h 10m
Deal found 7/11£632
Wed 18/1109:50 -
1 stop20h 56m
Mon 23/1118:20 -
2 stops18h 05m
Deal found 10/11£641
Sat 5/1209:55 -
2 stops20h 03m
Sat 12/1215:35 -
1 stop16h 05m
Deal found 10/11£650
Sun 22/1120:25 -
2 stops33h 11m
Sat 5/1221:02 -
2 stops29h 23m
Deal found 8/11£655
Wed 9/1220:25 -
2 stops33h 33m
Wed 16/1205:01 -
2 stops27h 34m
Deal found 9/11£656
Thu 26/1111:00 -
1 stop14h 16m
Sun 6/1221:35 -
1 stop17h 25m
Deal found 7/11£657
Thu 24/1212:20 -
1 stop16h 57m
Thu 7/108:10 -
1 stop32h 45m
Deal found 7/11£662
Thu 31/1207:25 -
1 stop14h 30m
Sat 16/117:35 -
1 stop23h 20m
Deal found 8/11£663
Wed 9/1206:40 -
2 stops22h 27m
Wed 23/1206:00 -
3 stops30h 00m
Deal found 9/11£663
Mon 7/1218:40 -
2 stops35h 18m
Sun 13/1202:49 -
3 stops35h 01m
Deal found 7/11£664
Tue 8/1209:40 -
1 stop20h 18m
Mon 14/1203:28 -
1 stop23h 02m
Deal found 8/11£667

Find flight deals from United Kingdom to Luis Munoz Marin Intl

Round-trip from

£546

One-way from

£313

Popular in

July

Cheapest in

February

Average price

£730
JetBlue
  • JetBlue
  • 16/1-23/1
  • 2 total stops
  • 31h 21m total
  • United Kingdom to San Juan
18/11-31/12
  • 18/11-31/12
  • 1 total stop
  • 20h 56m total
  • United Kingdom to San Juan
Highest demand for flights based on searches. 15% potential increase in price (£100 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from the United Kingdom to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ManchesterSan Juan

MAN Manchester - SJU San Juan Luis Munoz Marin Intl

MANSJU

Manchester

Tue 20/4

07:00-14:34

3 stops36h 34m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£324

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Fri 5/2

07:45-11:25

2 stops31h 40m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£347

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Fri 15/1

12:15-20:04

2 stops59h 49m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£352

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Mon 26/4

08:00-11:25

2 stops32h 25m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£371

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Thu 3/12

07:40-01:58

3 stops46h 18m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£374

LondonSan Juan

LTN London Luton - SJU San Juan Luis Munoz Marin Intl

LTNSJU

London Luton

Tue 27/4

21:30-17:10

2 stops24h 40m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£378

ManchesterSan Juan

MAN Manchester - SJU San Juan Luis Munoz Marin Intl

MANSJU

Manchester

Thu 22/4

15:45-17:10

3 stops30h 25m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£391

EdinburghSan Juan

EDI Edinburgh Turnhouse - SJU San Juan Luis Munoz Marin Intl

EDISJU

Edinburgh Turnhouse

Tue 16/2

18:20-16:40

2 stops26h 20m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£395

LondonSan Juan

LGW London Gatwick - SJU San Juan Luis Munoz Marin Intl

LGWSJU

London Gatwick

Thu 11/3

16:50-16:55

2 stops28h 05m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£401

LondonSan Juan

LHR London Heathrow - SJU San Juan Luis Munoz Marin Intl

LHRSJU

London Heathrow

Thu 4/2

07:25-23:29

1 stop20h 04m

San Juan Luis Munoz Marin Intl

Wed 31/12

00:00-05:00

Nonstop0h 00m

£455

Flights are sorted by cheapest return flights first.

Deals found on 10/11

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from United Kingdom to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from United Kingdom with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to San Juan Luis Munoz Marin Intl Airport

What is the cheapest month to book a flight from United Kingdom to San Juan Luis Munoz Marin Intl Airport?

Currently, February is the cheapest month in which you can book a flight from United Kingdom to San Juan Luis Munoz Marin Intl Airport (average of £531). Flying from United Kingdom to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of £995). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How far ahead should I book a flight from United Kingdom to San Juan Luis Munoz Marin Intl Airport?

Booking 35 days in advance of your planned departure date is, on average, the best time to get cheap flights from United Kingdom to San Juan Luis Munoz Marin Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Luis Munoz Marin Intl

Read reviews from past customers who have flown with Virgin Atlantic,JetBlue, andIberia from the United Kingdom to San Juan Luis Munoz Marin Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

6.9

Entertainment

7.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Food

6.9

Entertainment

7.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Food

6.9

Entertainment

7.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Food

6.9

Entertainment

7.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Food

6.9

Entertainment

7.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Food

6.9

Entertainment

7.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Related info for your journey

  • How long is the flight from United Kingdom to San Juan Luis Munoz Marin Intl Airport?

    Departing from United Kingdom to San Juan Luis Munoz Marin Intl Airport will take you 14h 05m. United Kingdom and San Juan Luis Munoz Marin Intl Airport are separated by a distance of 4179 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from United Kingdom to San Juan Luis Munoz Marin Intl Airport?

  • Can I find deals for flights from United Kingdom to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Luis Munoz Marin Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Luis Munoz Marin Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Luis Munoz Marin Intl.

  • Can I find deals for business class flights from United Kingdom to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from United Kingdom to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from United Kingdom to San Juan Luis Munoz Marin Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from United Kingdom to San Juan Luis Munoz Marin Intl Airport (average of £531). Flying from United Kingdom to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of £995). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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
Bayamón

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from United Kingdom to Luis Munoz Marin Intl

AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£418Average£673FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Aer LingusCheapest£493Average£1,044FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
IberiaCheapest£845Average£1,027FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£846Average£1,077FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£1,036Average£1,224FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

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