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Cheap flights from London Stansted Airport to San Juan Luis Munoz Marin Intl Airport from £296

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/10. Fares are subject to change and may not be available on all flights or dates of travel.
STN — SJU
3 Sep — 10 Sep1
1 adult

Cheap flight deals from Stansted to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Stansted (STN) to Luis Munoz Marin Intl (SJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 August 2025.

Round-trip from

£591

One-way from

£296

Popular in

December

Cheapest in

September

Average price

£773
3/11-12/11
  • 3/11-12/11
  • 2 total stops
  • 28h 35m total
  • London to San Juan
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22/10
  • 22/10
  • 3 total stops
  • 34h 51m total
  • London to San Juan
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£9 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from Stansted to Luis Munoz Marin Intl

Cheapest flights from Stansted to Luis Munoz Marin Intl
Explore the most affordable flight options available from Stansted to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2025.

Mon 3/1108:05STN - SJU
1 stop15h 50mMultiple Airlines
Wed 12/1121:25SJU - STN
1 stop12h 45mMultiple Airlines
Deal found 28/8£591
Sat 11/1006:25STN - SJU
1 stop17h 05mMultiple Airlines
Sat 18/1016:55SJU - STN
1 stop14h 30mMultiple Airlines
Deal found 26/8£643
Tue 23/906:20STN - SJU
3 stops35h 39mMultiple Airlines
Tue 30/918:15SJU - STN
2 stops24h 55mMultiple Airlines
Deal found 26/8£645
Tue 25/1108:10STN - SJU
3 stops36h 01mMultiple Airlines
Tue 2/1218:30SJU - STN
2 stops21h 45mMultiple Airlines
Deal found 27/8£722
Sat 11/1011:40STN - SJU
3 stops32h 19mMultiple Airlines
Sat 25/1013:15SJU - STN
2 stops21h 15mMultiple Airlines
Deal found 28/8£732
Thu 25/911:40STN - SJU
2 stops18h 03mMultiple Airlines
Tue 7/1002:49SJU - STN
3 stops26h 51mMultiple Airlines
Deal found 28/8£743
Thu 9/1006:15STN - SJU
1 stop17h 15mMultiple Airlines
Mon 20/1020:20SJU - STN
1 stop20h 00mMultiple Airlines
Deal found 28/8£762
Thu 9/1006:15STN - SJU
1 stop17h 15mMultiple Airlines
Tue 21/1020:20SJU - STN
1 stop19h 40mMultiple Airlines
Deal found 28/8£763
Thu 9/1011:40STN - SJU
2 stops17h 56mMultiple Airlines
Thu 16/1007:05SJU - STN
2 stops22h 35mMultiple Airlines
Deal found 28/8£770

Cheapflights Fare Finder

 
Customise your flight search to find flights from Stansted to Luis Munoz Marin Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 29 August 2025.
Use the filters below to find and compare flights from London Stansted Airport to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Stansted

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Mon 3/11

08:05-19:55

1 stop15h 50m

San Juan Luis Munoz Marin Intl

Wed 12/11

21:25-14:10

1 stop12h 45m

£591

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Sat 11/10

06:25-18:30

1 stop17h 05m

San Juan Luis Munoz Marin Intl

Sat 18/10

16:55-12:25

1 stop14h 30m

£643

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Tue 23/9

06:20-12:59

3 stops35h 39m

San Juan Luis Munoz Marin Intl

Tue 30/9

18:15-00:10

2 stops24h 55m

£645

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Tue 25/11

08:10-16:11

3 stops36h 01m

San Juan Luis Munoz Marin Intl

Tue 2/12

18:30-20:15

2 stops21h 45m

£722

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Sat 11/10

11:40-14:59

3 stops32h 19m

San Juan Luis Munoz Marin Intl

Sat 25/10

13:15-15:30

2 stops21h 15m

£732

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Thu 25/9

11:40-00:43

2 stops18h 03m

San Juan Luis Munoz Marin Intl

Tue 7/10

02:49-10:40

3 stops26h 51m

£743

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Thu 9/10

06:15-18:30

1 stop17h 15m

San Juan Luis Munoz Marin Intl

Mon 20/10

20:20-21:20

1 stop20h 00m

£762

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Thu 9/10

06:15-18:30

1 stop17h 15m

San Juan Luis Munoz Marin Intl

Tue 21/10

20:20-21:00

1 stop19h 40m

£763

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Mon 24/11

08:05-08:25

2 stops28h 20m

San Juan Luis Munoz Marin Intl

Tue 2/12

18:30-20:15

2 stops21h 45m

£770

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Wed 22/10

18:45-00:36

3 stops34h 51m

£296

Flights are sorted by cheapest return flights first.

Deals found on 26/8

Showing 1-10 of 18 results
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Best time to book a flight from Stansted to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Stansted with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Stansted to Luis Munoz Marin Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

  • How can I find direct flights from Stansted 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 Stansted to Luis Munoz Marin Intl.

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

    Yes. Cheapflights offers flight deals from Stansted 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 London Stansted Airport to San Juan Luis Munoz Marin Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from London Stansted Airport to San Juan Luis Munoz Marin Intl Airport (average of £631). Flying from London Stansted Airport to San Juan Luis Munoz Marin Intl Airport in July is currently the most expensive (average of £1,027). 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

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Alternative routes for Stansted to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Luis Munoz Marin Intl flights
Gatwick to Luis Munoz Marin Intl flights
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Fly with Cheapflights

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How does Cheapflights help users find flights from Stansted to Luis Munoz Marin Intl?

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Why should you use Cheapflights to find cheap flight tickets from Stansted to Luis Munoz Marin Intl?

Millions of users choose and trust Cheapflights to book the best flight deals from Stansted to Luis Munoz Marin Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Stansted to Luis Munoz Marin Intl with no change fees?

Need flexible booking options for your flight to Luis Munoz Marin Intl from Stansted? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Stansted to Luis Munoz Marin Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Luis Munoz Marin Intl from Stansted today and book when prices fit your budget.

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