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Cheap flights from the United Kingdom to San Juan from £263

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 23/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJU
29 Dec — 5 Jan1
1 adult

Cheap flight deals from United Kingdom to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from United Kingdom (GB0) 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 24 December 2024.

Round-trip from

£554

One-way from

£263
Finnair
  • Finnair
  • 20/1-1/2
  • 3 total stops
  • 33h 04m total
  • United Kingdom to San Juan
Search Deals
23/2
  • 23/2
  • 2 total stops
  • 20h 52m total
  • United Kingdom to San Juan
Search Deals

Find flight deals from United Kingdom to San Juan

Cheapest flights from United Kingdom to San Juan
Explore the most affordable flight options available from United Kingdom to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 December 2024.

Fri 27/1207:25LHR - SJU
1 stop20h 26mIcelandair
Wed 8/101:55SJU - LHR
1 stop14h 50mIcelandair
Deal found 24/12£700
Wed 25/1208:25LHR - SJU
1 stop14h 27mJetBlue
Wed 1/107:00SJU - LHR
1 stop18h 55mJetBlue
Deal found 24/12£725
Fri 27/1212:35LHR - SJU
1 stop15h 51mIberia
Thu 9/121:20SJU - LHR
2 stops15h 40mIberia
Deal found 24/12£963
Sat 28/1207:30STN - SJU
3 stops35h 10mMultiple Airlines
Mon 6/102:32SJU - STN
3 stops27h 28mMultiple Airlines
Deal found 23/12£1,042
Sat 28/1218:00LHR - SJU
1 stop24h 40mMultiple Airlines
Tue 7/123:25SJU - LHR
3 stops31h 25mMultiple Airlines
Deal found 23/12£1,045
Sat 28/1215:00LHR - SJU
1 stop27h 35mAir Canada
Mon 6/102:05SJU - LHR
2 stops24h 25mAir Canada
Deal found 24/12£1,172
Thu 26/1209:20LHR - SJU
1 stop24h 52mLufthansa
Tue 7/119:35SJU - LHR
1 stop21h 00mLufthansa
Deal found 24/12£1,242
Wed 25/1216:35LGW - SJU
2 stops39h 13mMultiple Airlines
Wed 1/107:15SJU - LGW
1 stop18h 45mMultiple Airlines
Deal found 24/12£1,329
Wed 25/1218:30LHR - SJU
2 stops37h 18mTAP AIR PORTUGAL
Thu 2/107:00SJU - LHR
2 stops24h 25mTAP AIR PORTUGAL
Deal found 24/12£1,346
Fri 27/1210:40LGW - SJU
2 stops28h 07mTAP AIR PORTUGAL
Thu 9/112:44SJU - LGW
2 stops23h 06mTAP AIR PORTUGAL
Deal found 24/12£1,368
Fri 27/1218:15LCY - SJU
2 stops39h 57mLufthansa
Thu 9/114:10SJU - LCY
2 stops23h 30mLufthansa
Deal found 24/12£1,428
Tue 24/1210:05LHR - SJU
2 stops31h 30mBritish Airways
Thu 2/114:30SJU - LHR
1 stop14h 50mBritish Airways
Deal found 24/12£1,593

Find flights from United Kingdom to San Juan within your budget

Customise your flight search to find flights from United Kingdom 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 24 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Mon 20/1

10:15-00:04

2 stops17h 49m

San Juan Luis Munoz Marin Intl

Sat 1/2

21:20-16:35

1 stop15h 15m

£554

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Sun 26/1

07:00-00:57

2 stops21h 57m

San Juan Luis Munoz Marin Intl

Thu 30/1

15:29-10:00

1 stop14h 31m

£566

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Tue 11/2

08:55-09:35

2 stops28h 40m

San Juan Luis Munoz Marin Intl

Tue 18/2

22:31-20:10

1 stop17h 39m

£568

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Sat 8/2

12:20-01:42

1 stop17h 22m

San Juan Luis Munoz Marin Intl

Sat 15/2

13:50-05:55

1 stop12h 05m

£578

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Sat 8/2

11:10-06:12

2 stops23h 02m

San Juan Luis Munoz Marin Intl

Fri 14/2

02:05-20:35

1 stop14h 30m

£607

ManchesterSan Juan

MAN - SJU

MANSJU

Manchester

Sat 18/1

08:50-00:04

2 stops19h 14m

San Juan Luis Munoz Marin Intl

Sat 1/2

14:35-14:00

2 stops19h 25m

£607

LondonSan Juan

LCY - SJU

LCYSJU

London City

Tue 11/2

13:30-17:01

3 stops31h 31m

San Juan Luis Munoz Marin Intl

Tue 18/2

06:00-09:25

3 stops23h 25m

£614

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Fri 28/2

06:25-23:55

2 stops21h 30m

San Juan Luis Munoz Marin Intl

Sat 8/3

21:20-16:35

1 stop15h 15m

£618

LondonSan Juan

LGW - SJU

LGWSJU

London Gatwick

Mon 20/1

11:00-11:53

2 stops28h 53m

San Juan Luis Munoz Marin Intl

Sat 1/2

05:00-09:50

2 stops24h 50m

£619

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Mon 20/1

18:30-23:34

2 stops33h 04m

San Juan Luis Munoz Marin Intl

Sat 1/2

05:00-11:25

2 stops26h 25m

£629

Flights are sorted by cheapest return flights first.

Deals found on 24/12

Showing 1-10 of 51 results
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Best time to book a flight from United Kingdom to San Juan

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

Travel insights for flights from United Kingdom to San Juan

Get recent, data-driven insights about flights from United Kingdom to San Juan including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from United Kingdom to San Juan?

Currently, April is the cheapest month in which you can book a flight from United Kingdom to San Juan (average of £631). Flying from United Kingdom to San Juan 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.

What is the cheapest time of day to fly from GB to SJU?

Find hourly flight availability from United Kingdom to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 24 December 2024.

When flying from United Kingdom to San Juan, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan ranges from 55.0 - 156.0 inches per month. November is typically the wettest month, when rainfall can reach 156.0 mm. March is typically the driest time to visit San Juan when rainfall is around 55.0 mm.

Temperature in San Juan by month

Plan your trip to San Juan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 25.0 C).

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated 24 December 2024.
Peruse reviews from past customers who have flown with Lufthansa, Virgin Atlantic and Aer Lingus from United Kingdom to San Juan to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,580 reviews
Check prices

Crew

8.6

Entertainment

7.9

Food

7.3

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Delta
8.0
Very Good
8,580 reviews
Delta
8.0
Very Good
8,580 reviews
Check prices

Crew

8.6

Entertainment

7.9

Food

7.3

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Finnair
7.7
Good
1,285 reviews
Delta
8.0
Very Good
8,580 reviews
Check prices

Crew

8.6

Entertainment

7.9

Food

7.3

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Virgin Atlantic
7.5
Good
666 reviews
Delta
8.0
Very Good
8,580 reviews
Check prices

Crew

8.6

Entertainment

7.9

Food

7.3

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

United Airlines
7.4
Good
9,009 reviews
Delta
8.0
Very Good
8,580 reviews
Check prices

Crew

8.6

Entertainment

7.9

Food

7.3

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

JetBlue
7.4
Good
3,260 reviews
Delta
8.0
Very Good
8,580 reviews
Check prices

Crew

8.6

Entertainment

7.9

Food

7.3

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from United Kingdom to San Juan one-way?

    One-way options have recently been found by users for as low as £492 on Iberia. Other airlines that offer cheap prices include Air Canada from £538 and Avianca from £554 one-way.

  • What are the most popular routes from United Kingdom to San Juan?

    While some choose either London Gatwick - San Juan Luis Munoz Marin Intl or London City - San Juan Luis Munoz Marin Intl, London Heathrow - San Juan Luis Munoz Marin Intl is the most popular route from United Kingdom to San Juan.

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

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

  • How can I find direct flights from United Kingdom to San Juan?

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

  • Can I find deals for business class flights from United Kingdom to San Juan?

    Yes. Cheapflights offers flight deals from United Kingdom 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.

  • What is the cheapest month to book a flight from United Kingdom to San Juan?

    Currently, April is the cheapest month in which you can book a flight from United Kingdom to San Juan (average of £631). Flying from United Kingdom to San Juan 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

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from United Kingdom to San Juan

Discover the top 9 airlines that operate flights from United Kingdom to San Juan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 24 December 2024.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£414Average£1,060FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
JetBlueCheapest£424Average£654FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IcelandairCheapest£454Average£724FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
FinnairCheapest£457Average£667FlexibilityNo cancel feeOn-time76%
Search Finnair flights
TAP AIR PORTUGALCheapest£487Average£749FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
IberiaCheapest£551Average£870FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£561Average£870FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£704Average£1,049FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapest£1,027Average£1,200FlexibilityNo cancel feeOn-timeN/A
Search Delta 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 United Kingdom to San Juan?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from United Kingdom to San Juan. 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 United Kingdom to San Juan?

Cheapflights helps you find that perfect flight to San Juan from United Kingdom by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from United Kingdom to San Juan with no change fees?

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

Can Cheapflights notify me if prices for flights from United Kingdom to San Juan become cheaper?

Yes, Cheapflights offers price alerts on United Kingdom 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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