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Cheap flights from London City Airport to San Juan from £370

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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — SJU
17 Apr — 24 Apr1
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 18 March 2026.

Wed 15/409:15
LCY
-
SJU
2 stops20h 43m
Multiple Airlines
Sun 19/402:09
SJU
-
LCY
3 stops29h 26m
Multiple Airlines
Deal found 16/3£827
Fri 10/419:00
LCY
-
SJU
2 stops33h 58m
Multiple Airlines
Sun 19/407:00
SJU
-
LCY
2 stops20h 50m
Multiple Airlines
Deal found 15/3£831
Fri 20/1107:50
LCY
-
SJU
1 stop16h 10m
Multiple Airlines
Sun 29/1121:35
SJU
-
LCY
1 stop13h 00m
Multiple Airlines
Deal found 17/3£857
Tue 14/409:15
LCY
-
SJU
2 stops22h 14m
Multiple Airlines
Mon 20/402:59
SJU
-
LCY
3 stops28h 36m
Multiple Airlines
Deal found 15/3£872
Wed 8/409:15
LCY
-
SJU
2 stops19h 43m
Multiple Airlines
Tue 14/411:03
SJU
-
LCY
2 stops20h 32m
Multiple Airlines
Deal found 14/3£890
Wed 8/409:15
LCY
-
SJU
2 stops19h 43m
Multiple Airlines
Wed 15/412:00
SJU
-
LCY
2 stops24h 25m
Multiple Airlines
Deal found 14/3£907
Tue 17/1109:10
LCY
-
SJU
1 stop14h 50m
Multiple Airlines
Tue 24/1121:35
SJU
-
LCY
1 stop12h 30m
Multiple Airlines
Deal found 17/3£922
Sun 12/419:15
LCY
-
SJU
2 stops33h 43m
Multiple Airlines
Sat 18/402:09
SJU
-
LCY
3 stops34h 16m
Multiple Airlines
Deal found 13/3£929
Mon 13/406:45
LCY
-
SJU
2 stops20h 20m
British Airways
Wed 29/413:25
SJU
-
LCY
2 stops15h 55m
British Airways
Deal found 13/3£932

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 18 March 2026.

Round-trip from

£827

One-way from

£370

Popular in

July

Cheapest in

September

Average price

£681
15/4-19/4
  • 15/4-19/4
  • 5 total stops
  • 50h 09m total
  • London to San Juan
Search Deals
10/4
  • 10/4
  • 2 total stops
  • 26h 55m total
  • London to San Juan
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£72 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 18 March 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

Fri 10/4

19:00-23:58

2 stops33h 58m

San Juan Luis Munoz Marin Intl

Sun 19/4

07:00-08:50

2 stops20h 50m

£831

LondonSan Juan

LCY - SJU

LCYSJU

London City

Mon 13/4

06:45-22:05

2 stops20h 20m

San Juan Luis Munoz Marin Intl

Wed 29/4

13:25-10:20

2 stops15h 55m

£932

LondonSan Juan

LCY - SJU

LCYSJU

London City

Fri 3/4

16:30-19:19

3 stops31h 49m

San Juan Luis Munoz Marin Intl

Sun 12/4

10:00-13:10

3 stops22h 10m

£968

LondonSan Juan

LCY - SJU

LCYSJU

London City

Wed 29/4

09:15-23:04

3 stops18h 49m

San Juan Luis Munoz Marin Intl

Wed 6/5

10:00-08:40

2 stops17h 40m

£977

LondonSan Juan

LCY - SJU

LCYSJU

London City

Fri 3/4

20:15-23:58

2 stops32h 43m

San Juan Luis Munoz Marin Intl

Sun 19/4

07:00-17:20

2 stops29h 20m

£1,001
Fastest return journey

LondonSan Juan

LCY - SJU

LCYSJU

London City

Thu 30/4

09:50-19:05

1 stop14h 15m

San Juan Luis Munoz Marin Intl

Thu 7/5

20:40-15:15

1 stop13h 35m

£1,039

LondonSan Juan

LCY - SJU

LCYSJU

London City

Mon 27/4

09:15-23:50

2 stops19h 35m

San Juan Luis Munoz Marin Intl

Wed 6/5

07:00-17:55

2 stops29h 55m

£1,041

LondonSan Juan

LCY - SJU

LCYSJU

London City

Mon 30/3

18:00-23:58

2 stops34h 58m

San Juan Luis Munoz Marin Intl

Mon 6/4

11:03-17:30

2 stops25h 27m

£1,061

LondonSan Juan

LCY - SJU

LCYSJU

London City

Mon 18/5

06:45-22:05

2 stops20h 20m

San Juan Luis Munoz Marin Intl

Tue 26/5

20:40-15:15

1 stop13h 35m

£1,075

LondonSan Juan

LCY - SJU

LCYSJU

London City

Wed 20/5

06:45-22:05

2 stops20h 20m

San Juan Luis Munoz Marin Intl

Tue 26/5

20:40-15:15

1 stop13h 35m

£1,075

Flights are sorted by cheapest return flights first.

Deals found on 15/3

Showing 1-10 of 17 resultsSorted by cheapest first
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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 £932, British Airways can have you in San Juan from London City Airport in 20h 20m. 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

Browse thousands of different options on Cheapflights for your next trip

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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
Stansted to Luis Munoz Marin Intl flights
London City 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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