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Cheap flights from London Stansted Airport to San Juan Luis Munoz Marin Intl Airport from £329

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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
STN — SJU
24 Aug — 31 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Stansted to Luis Munoz Marin Intl

Enter your travel dates to find the best prices.

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 25 July 2026.

Tue 8/909:10
STN
-
SJU
1 stop14h 20m
Multiple Airlines
Tue 15/917:15
SJU
-
STN
1 stop13h 25m
Multiple Airlines
Deal found 25/7£617
Sat 5/908:45
STN
-
SJU
2 stops15h 45m
Multiple Airlines
Tue 15/917:15
SJU
-
STN
1 stop13h 25m
Multiple Airlines
Deal found 25/7£658
Mon 7/905:55
STN
-
SJU
1 stop14h 30m
Multiple Airlines
Mon 14/917:15
SJU
-
STN
1 stop13h 50m
Multiple Airlines
Deal found 24/7£687
Fri 11/921:25
STN
-
SJU
2 stops23h 00m
Multiple Airlines
Mon 28/920:50
SJU
-
STN
1 stop13h 40m
Multiple Airlines
Deal found 21/7£688
Tue 3/1110:25
STN
-
SJU
1 stop13h 35m
Multiple Airlines
Sun 29/1121:35
SJU
-
STN
1 stop13h 45m
Multiple Airlines
Deal found 21/7£701
Fri 20/1114:05
STN
-
SJU
2 stops33h 55m
Multiple Airlines
Fri 27/1118:10
SJU
-
STN
1 stop13h 20m
Multiple Airlines
Deal found 22/7£705
Thu 3/906:00
STN
-
SJU
2 stops20h 30m
Multiple Airlines
Thu 10/920:25
SJU
-
STN
1 stop22h 30m
Multiple Airlines
Deal found 22/7£711
Fri 13/1105:55
STN
-
SJU
1 stop14h 45m
Multiple Airlines
Sun 29/1121:35
SJU
-
STN
1 stop13h 45m
Multiple Airlines
Deal found 21/7£732
Thu 26/1117:15
STN
-
SJU
2 stops27h 25m
Multiple Airlines
Mon 14/1221:35
SJU
-
STN
1 stop14h 25m
Multiple Airlines
Deal found 25/7£742

Find 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 25 July 2026.

Round-trip from

£601

One-way from

£329

Popular in

December

Cheapest in

February

Average price

£910
18/1-28/1
  • 18/1-28/1
  • 2 total stops
  • 26h 40m total
  • London to San Juan
Search Deals
4/11
  • 4/11
  • 3 total stops
  • 50h 24m total
  • London to San Juan
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£24 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 25 July 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Fri 9/10

17:35-15:56

2 stops27h 21m

San Juan Luis Munoz Marin Intl

Mon 19/10

10:30-16:40

2 stops25h 10m

£1,001

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Fri 9/10

10:50-11:28

2 stops29h 38m

San Juan Luis Munoz Marin Intl

Mon 19/10

10:30-16:40

2 stops25h 10m

£1,003

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Fri 11/9

17:35-13:34

2 stops24h 59m

San Juan Luis Munoz Marin Intl

Sun 13/9

15:00-22:10

2 stops26h 10m

£1,196

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Mon 26/10

10:55-11:23

2 stops28h 28m

San Juan Luis Munoz Marin Intl

Sun 1/11

07:00-09:55

2 stops22h 55m

£1,203
Fastest return journey

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Thu 31/12

10:55-09:48

2 stops26h 53m

San Juan Luis Munoz Marin Intl

Tue 12/1

06:05-09:55

2 stops23h 50m

£1,344

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Mon 7/9

10:50-08:47

2 stops26h 57m

San Juan Luis Munoz Marin Intl

Mon 14/9

10:30-16:40

2 stops25h 10m

£1,443
Cheapest one-way

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Wed 4/11

20:55-19:19

3 stops50h 24m

£329

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Wed 2/12

12:20-23:35

3 stops39h 15m

£414

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Tue 4/8

20:40-22:29

3 stops54h 49m

£493

LondonSan Juan

STN - SJU

STNSJU

London Stansted

Wed 5/8

22:00-22:29

3 stops29h 29m

£551

Flights are sorted by cheapest return flights first.

Deals found on 20/7

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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.

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

    There are many flights that can get you from London Stansted Airport to San Juan Luis Munoz Marin Intl Airport in 29h 38m. Fly via Turkish Airlines to get the fastest option. The distance between London Stansted Airport and San Juan Luis Munoz Marin Intl Airport is about 4212 mi.

  • 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.

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

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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
London City to Luis Munoz Marin Intl flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Stansted to Luis Munoz Marin Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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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