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Cheap flights from San Juan Luis Munoz Marin Intl Airport to London Heathrow Airport from £204

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 31/1. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — LHR
26 Jan — 2 Feb1
1 adult

The best prices from San Juan Luis Munoz Marin Intl to London Heathrow are usually found in February or March, booked 26 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Luis Munoz Marin Intl to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) to Heathrow (LHR). 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 21 January 2025.

Round-trip from

£474

One-way from

£204

Popular in

June

Cheapest in

February

Average price

£572
Iberia
  • Iberia
  • 16/3-25/3
  • 2 total stops
  • 28h 36m total
  • San Juan to London
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31/1
  • 31/1
  • 2 total stops
  • 25h 42m total
  • San Juan to London
Search Deals
High demand for flights, 16% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Luis Munoz Marin Intl to Heathrow

Cheapest flights from Luis Munoz Marin Intl to Heathrow
Explore the most affordable flight options available from Luis Munoz Marin Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2025.

Sun 16/317:29SJU - LHR
1 stop14h 51mIberia
Tue 25/310:00LHR - SJU
1 stop13h 45mIberia
Deal found 20/1£474
Tue 11/312:49SJU - LHR
1 stop13h 56mMultiple Airlines
Mon 17/314:30LHR - SJU
2 stops23h 14mMultiple Airlines
Deal found 20/1£503
Tue 4/210:30SJU - LHR
1 stop15h 25mJetBlue
Mon 10/208:25LHR - SJU
1 stop15h 31mJetBlue
Deal found 20/1£504
Tue 28/1001:05SJU - LHR
2 stops26h 05mAir Canada
Fri 7/1115:00LHR - SJU
1 stop27h 45mAir Canada
Deal found 20/1£559
Tue 22/413:45SJU - LHR
1 stop13h 20mBritish Airways
Wed 30/412:30LHR - SJU
1 stop16h 40mBritish Airways
Deal found 20/1£563
Wed 5/306:15SJU - LHR
2 stops20h 35mDelta
Wed 12/320:05LHR - SJU
2 stops21h 17mDelta
Deal found 20/1£568
Wed 10/911:55SJU - LHR
1 stop16h 30mAmerican Airlines
Thu 18/907:55LHR - SJU
2 stops15h 35mAmerican Airlines
Deal found 20/1£581
Mon 3/202:05SJU - LHR
2 stops25h 05mLufthansa
Sun 9/214:30LHR - SJU
2 stops26h 17mLufthansa
Deal found 20/1£595
Mon 25/817:55SJU - LHR
1 stop14h 20mVirgin Atlantic
Mon 8/919:45LHR - SJU
2 stops31h 51mVirgin Atlantic
Deal found 20/1£629
Wed 5/207:20SJU - LHR
2 stops30h 10mTAP AIR PORTUGAL
Fri 7/212:25LHR - SJU
2 stops39h 19mTAP AIR PORTUGAL
Deal found 19/1£649
Sun 9/305:01SJU - LHR
2 stops23h 04mAer Lingus
Tue 25/307:50LHR - SJU
2 stops17h 00mAer Lingus
Deal found 20/1£726
Sat 17/507:30SJU - LHR
2 stops18h 15mAir France
Mon 26/517:35LHR - SJU
2 stops34h 28mAir France
Deal found 20/1£734

Find flights from Luis Munoz Marin Intl to Heathrow within your budget

Customise your flight search to find flights from Luis Munoz Marin Intl to Heathrow 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 21 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Sun 16/3

17:29-12:20

1 stop14h 51m

London Heathrow

Tue 25/3

10:00-19:45

1 stop13h 45m

£474

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Tue 11/3

12:49-06:45

1 stop13h 56m

London Heathrow

Mon 17/3

14:30-09:44

2 stops23h 14m

£503

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Tue 4/2

10:30-05:55

1 stop15h 25m

London Heathrow

Mon 10/2

08:25-19:56

1 stop15h 31m

£504

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Tue 22/4

13:45-08:05

1 stop13h 20m

London Heathrow

Wed 30/4

12:30-00:10

1 stop16h 40m

£563

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Wed 5/3

06:15-06:50

2 stops20h 35m

London Heathrow

Wed 12/3

20:05-13:22

2 stops21h 17m

£568

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Mon 3/2

02:05-07:10

2 stops25h 05m

London Heathrow

Sun 9/2

14:30-12:47

2 stops26h 17m

£595

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Tue 4/2

02:05-07:10

2 stops25h 05m

London Heathrow

Sun 9/2

15:00-00:36

2 stops37h 36m

£599

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Mon 19/5

12:00-06:55

1 stop13h 55m

London Heathrow

Thu 29/5

09:15-19:50

1 stop15h 35m

£638

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Wed 5/2

07:20-17:30

2 stops30h 10m

London Heathrow

Fri 7/2

12:25-23:44

2 stops39h 19m

£649

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Sun 9/3

05:01-08:05

2 stops23h 04m

London Heathrow

Tue 25/3

07:50-20:50

2 stops17h 00m

£726

Flights are sorted by cheapest return flights first.

Deals found on 19/1

Showing 1-10 of 23 results
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Best time to book a flight from Luis Munoz Marin Intl to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Luis Munoz Marin Intl 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 Luis Munoz Marin Intl to Heathrow

Get recent, data-driven insights about flights from Luis Munoz Marin Intl to Heathrow including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from San Juan Luis Munoz Marin Intl Airport to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Luis Munoz Marin Intl to Heathrow. Price data was last updated on 17 January 2025.

The price you pay for your flight from San Juan Luis Munoz Marin Intl Airport to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 26 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to London Heathrow Airport (average of £112). Flying from San Juan Luis Munoz Marin Intl Airport to London Heathrow Airport in August is currently the most expensive (average of £161). 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 SJU to LHR?

Find hourly flight availability from Luis Munoz Marin Intl to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 January 2025.

It’s optimal to fly from San Juan Luis Munoz Marin Intl Airport to London Heathrow Airport in the morning. By choosing this option you can save up to 50% on the cost of your flight, compared to a flight in the afternoon.

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 21 January 2025.
Read through reviews of airlines operating flights from San Juan to London, such as Air Canada, British Airways and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,521 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
8,521 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,490 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,985 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

JetBlue
7.4
Good
3,201 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Luis Munoz Marin Intl to Heathrow. 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 flying from San Juan Luis Munoz Marin Intl Airport to London Heathrow Airport round-trip?

    According to our current data, Iberia (£474), JetBlue (£504), and British Airways (£563) offers the cheapest pricing from San Juan Luis Munoz Marin Intl Airport to London Heathrow Airport. Users have found that Iberia is 28% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from San Juan Luis Munoz Marin Intl Airport to London Heathrow Airport one-way?

    The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as £229. However, be on the lookout for offers from Air Canada and Delta, as they are both options that can get you from San Juan Luis Munoz Marin Intl Airport to London Heathrow Airport for a low price.

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

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

  • How can I find direct flights from Luis Munoz Marin Intl to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luis Munoz Marin Intl to Heathrow.

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

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

    Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to London Heathrow Airport (average of £112). Flying from San Juan Luis Munoz Marin Intl Airport to London Heathrow Airport in August is currently the most expensive (average of £161). 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

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
Deal
Hounslow
Gatwick
Croydon
Milton Keynes
Slough
Luton
Ilford
Hayes
Eastbourne
Northampton
Swindon
Maidstone
Crawley
Winchester
Southend-on-Sea
Wembley
Ipswich
Watford
Southall

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Alternative routes for Luis Munoz Marin Intl to Heathrow

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

Top airline flying from Luis Munoz Marin Intl to Heathrow

Discover the top airline that operate flights from Luis Munoz Marin Intl to Heathrow. 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 21 January 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£477Average£864FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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

Deals for Luis Munoz Marin Intl to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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Certainly. Search results for flights to Heathrow from Luis Munoz Marin Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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