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Cheap flights from London City Airport to San Juan from £424

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — SJU
18 Aug — 25 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London City to San Juan

Enter your travel dates to find the best prices.

Cheapest flights from London City to San Juan
Explore the most affordable flight options available from London City to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 July 2026.

Fri 11/1217:15
LCY
-
SJU
2 stops27h 25m
Aer Lingus
Sun 13/1221:30
SJU
-
LCY
2 stops32h 55m
Aer Lingus
Deal found 17/7£823
Wed 16/906:45
LCY
-
SJU
2 stops17h 47m
Multiple Airlines
Thu 24/914:22
SJU
-
LCY
2 stops17h 48m
Multiple Airlines
Deal found 18/7£940
Fri 18/909:15
LCY
-
SJU
2 stops19h 35m
Multiple Airlines
Sun 4/1014:22
SJU
-
LCY
2 stops16h 48m
Multiple Airlines
Deal found 14/7£1,005
Tue 22/909:35
LCY
-
SJU
1 stop13h 55m
British Airways
Thu 1/1011:51
SJU
-
LCY
2 stops22h 24m
British Airways
Deal found 14/7£1,024
Mon 21/909:35
LCY
-
SJU
1 stop14h 30m
British Airways
Thu 1/1011:51
SJU
-
LCY
2 stops22h 24m
British Airways
Deal found 14/7£1,031
Tue 22/909:35
LCY
-
SJU
1 stop13h 55m
British Airways
Wed 30/914:22
SJU
-
LCY
2 stops16h 48m
British Airways
Deal found 14/7£1,038
Sun 20/919:15
LCY
-
SJU
1 stop25h 10m
British Airways
Thu 1/1016:38
SJU
-
LCY
2 stops17h 37m
British Airways
Deal found 14/7£1,039
Fri 18/909:50
LCY
-
SJU
1 stop14h 00m
British Airways
Sun 4/1014:22
SJU
-
LCY
2 stops16h 48m
British Airways
Deal found 14/7£1,040
Mon 7/909:10
LCY
-
SJU
2 stops18h 14m
British Airways
Tue 22/914:22
SJU
-
LCY
2 stops16h 43m
British Airways
Deal found 17/7£1,043
Mon 21/909:35
LCY
-
SJU
1 stop14h 30m
British Airways
Wed 30/914:22
SJU
-
LCY
2 stops16h 48m
British Airways
Deal found 14/7£1,045

Find flight deals from London City to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from London City (LCY) to San Juan (PR1). 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 19 July 2026.

Round-trip from

£823

One-way from

£424

Popular in

December

Cheapest in

February

Average price

£897
Aer Lingus
  • Aer Lingus
  • 11/12-13/12
  • 4 total stops
  • 60h 20m total
  • London to San Juan
Search Deals
11/11
  • 11/11
  • 2 total stops
  • 38h 04m total
  • London to San Juan
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£27 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 London City to San Juan 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 19 July 2026.
Use the filters below to find and compare flights from London City Airport to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Juan

LCY - SJU

LCYSJU

London City

Mon 21/9

09:35-19:05

1 stop14h 30m

San Juan Luis Munoz Marin Intl

Thu 1/10

11:51-15:15

2 stops22h 24m

£1,031

LondonSan Juan

LCY - SJU

LCYSJU

London City

Mon 21/9

09:35-19:05

1 stop14h 30m

San Juan Luis Munoz Marin Intl

Wed 30/9

14:22-12:10

2 stops16h 48m

£1,045

LondonSan Juan

LCY - SJU

LCYSJU

London City

Tue 22/9

09:35-18:30

1 stop13h 55m

San Juan Luis Munoz Marin Intl

Sat 3/10

14:22-10:20

2 stops38h 58m

£1,052

LondonSan Juan

LCY - SJU

LCYSJU

London City

Sun 20/9

19:15-15:25

1 stop25h 10m

San Juan Luis Munoz Marin Intl

Wed 30/9

14:22-12:10

2 stops16h 48m

£1,053

LondonSan Juan

LCY - SJU

LCYSJU

London City

Thu 10/9

08:00-18:50

2 stops15h 50m

San Juan Luis Munoz Marin Intl

Mon 14/9

14:22-17:20

2 stops45h 58m

£1,118
Fastest return journey

LondonSan Juan

LCY - SJU

LCYSJU

London City

Tue 1/9

09:35-18:30

1 stop13h 55m

San Juan Luis Munoz Marin Intl

Mon 7/9

20:40-15:15

1 stop13h 35m

£1,121

LondonSan Juan

LCY - SJU

LCYSJU

London City

Thu 7/1

07:50-23:59

2 stops20h 09m

San Juan Luis Munoz Marin Intl

Thu 21/1

11:38-08:50

2 stops17h 12m

£1,227
Cheapest one-way

LondonSan Juan

LCY - SJU

LCYSJU

London City

Wed 9/12

09:50-23:35

2 stops17h 45m

£502

LondonSan Juan

LCY - SJU

LCYSJU

London City

Tue 24/11

08:50-20:00

1 stop15h 10m

£691

LondonSan Juan

LCY - SJU

LCYSJU

London City

Sun 1/11

19:15-16:40

1 stop25h 25m

£693

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from London City to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from London City 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.

Cheapflights Insights

Everything you need to know about your flight from London City Airport to San Juan

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from London City to San Juan. 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 City Airport to San Juan?

    For as low as £1,031, British Airways can have you in San Juan from London City Airport in 14h 30m. Airlines will cover a distance of 4201 mi.

  • Can I find deals for flights from London City to San Juan that include hotel bookings?

    Yes. In addition to deals on London City to San Juan flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London City to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London City to San Juan.

  • Can I find deals for business class flights from London City to San Juan?

    Yes. Cheapflights offers flight deals from London City to San Juan 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

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Alternative routes for London City to San Juan

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
Stansted to Luis Munoz Marin Intl flights
Heathrow to Aguadilla flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London City to San Juan?

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Why should you use Cheapflights to find cheap flight tickets from London City to San Juan?

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Can Cheapflights find flights from London City to San Juan with no change fees?

Yes! Cheapflights helps users easily find flights from London City to San Juan with no change fees.

Can Cheapflights notify me if prices for flights from London City to San Juan become cheaper?

Yes, Cheapflights offers price alerts on London City to San Juan flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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