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Cheap flights from Puerto Rico to London Heathrow Airport from £214

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — LHR
22 Jan — 29 Jan1
1 adult

Cheap flight deals from Puerto Rico to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Puerto Rico (PR0) 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 17 January 2025.

Round-trip from

£478

One-way from

£214
Iberia
  • Iberia
  • 16/3-25/3
  • 2 total stops
  • 27h 55m total
  • Puerto Rico to London
Search Deals
11/3
  • 11/3
  • 2 total stops
  • 36h 55m total
  • Puerto Rico to London
Search Deals

Find flight deals from Puerto Rico to Heathrow

Cheapest flights from Puerto Rico to Heathrow
Explore the most affordable flight options available from Puerto Rico to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Sun 16/315:30SJU - LHR
1 stop14h 10mIberia
Tue 25/310:00LHR - SJU
1 stop13h 45mIberia
Deal found 16/1£478
Sat 1/208:00SJU - LHR
1 stop17h 55mJetBlue
Thu 6/212:20LHR - SJU
1 stop19h 30mJetBlue
Deal found 16/1£507
Sun 16/207:45SJU - LHR
2 stops31h 00mBritish Airways
Fri 28/209:15LHR - SJU
1 stop14h 30mBritish Airways
Deal found 16/1£550
Sun 16/216:15SJU - LHR
1 stop14h 20mKLM
Fri 28/210:10LHR - SJU
1 stop17h 49mKLM
Deal found 17/1£554
Tue 28/1001:05SJU - LHR
2 stops26h 05mAir Canada
Fri 7/1111:10LHR - SJU
1 stop31h 35mAir Canada
Deal found 16/1£560
Wed 5/307:30SJU - LHR
2 stops18h 55mDelta
Wed 12/308:55LHR - SJU
2 stops18h 12mDelta
Deal found 17/1£569
Wed 10/913:55SJU - LHR
1 stop14h 30mAmerican Airlines
Thu 18/907:55LHR - SJU
2 stops15h 35mAmerican Airlines
Deal found 17/1£583
Sun 27/413:45SJU - LHR
1 stop11h 55mMultiple Airlines
Sun 11/509:15LHR - SJU
1 stop15h 35mMultiple Airlines
Deal found 16/1£602
Thu 30/114:10SJU - LHR
2 stops18h 50mLufthansa
Tue 11/209:30LHR - SJU
2 stops19h 06mLufthansa
Deal found 16/1£608
Wed 5/207:20SJU - LHR
2 stops34h 15mTAP AIR PORTUGAL
Fri 7/213:40LHR - SJU
2 stops38h 04mTAP AIR PORTUGAL
Deal found 16/1£650
Sat 1/214:30SJU - LHR
2 stops15h 30mFinnair
Thu 6/206:15LHR - SJU
1 stop17h 30mFinnair
Deal found 16/1£738
Sat 17/512:50SJU - LHR
1 stop16h 25mAir France
Mon 26/509:20LHR - SJU
1 stop15h 14mAir France
Deal found 17/1£749

Find flights from Puerto Rico to Heathrow within your budget

Customise your flight search to find flights from Puerto Rico 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 17 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

15:30-09:40

1 stop14h 10m

London Heathrow

Tue 25/3

10:00-19:45

1 stop13h 45m

£478

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Sat 1/2

08:00-05:55

1 stop17h 55m

London Heathrow

Thu 6/2

12:20-03:50

1 stop19h 30m

£507

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Sun 16/2

07:45-18:45

2 stops31h 00m

London Heathrow

Fri 28/2

09:15-19:45

1 stop14h 30m

£550

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Sun 16/2

16:15-10:35

1 stop14h 20m

London Heathrow

Fri 28/2

10:10-23:59

1 stop17h 49m

£554

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Wed 5/3

14:29-07:55

1 stop13h 26m

London Heathrow

Tue 11/3

20:05-16:06

2 stops24h 01m

£569

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Tue 4/2

02:05-07:10

2 stops25h 05m

London Heathrow

Sat 8/3

11:10-13:45

1 stop30h 35m

£597

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Sun 9/2

13:20-06:50

1 stop13h 30m

London Heathrow

Sun 16/2

13:10-23:54

1 stop14h 44m

£600

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Sun 27/4

13:45-06:40

1 stop11h 55m

London Heathrow

Sun 11/5

09:15-19:50

1 stop15h 35m

£602

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Thu 30/1

14:10-13:00

2 stops18h 50m

London Heathrow

Tue 11/2

09:30-00:36

2 stops19h 06m

£608

San JuanLondon

SJU - LHR

SJULHR

San Juan Luis Munoz Marin Intl

Wed 5/2

07:20-21:35

2 stops34h 15m

London Heathrow

Fri 7/2

13:40-23:44

2 stops38h 04m

£650

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 23 results
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Best time to book a flight from Puerto Rico to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Puerto Rico 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 Puerto Rico to Heathrow

Get recent, data-driven insights about flights from Puerto Rico to Heathrow including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Puerto Rico to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Puerto Rico to London Heathrow Airport (average of £112). Flying from Puerto Rico 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 PR to LHR?

Find hourly flight availability from Puerto Rico 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 17 January 2025.

When flying from Puerto Rico to London Heathrow Airport, 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 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 17 January 2025.
Get a feel of what it's like to fly with JetBlue, Air Canada and United Airlines from Puerto Rico to London by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,513 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

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
8,513 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

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

KLM
7.8
Good
1,339 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

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

Finnair
7.6
Good
1,285 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

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
1,487 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

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
8,969 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Entertainment

7.9

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.2

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 Puerto Rico 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 to fly from Puerto Rico to London Heathrow Airport one-way?

    The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as £227. However, be on the lookout for offers from Delta and Air Canada, as they are both options that can get you from Puerto Rico to London Heathrow Airport for a low price.

  • What are the most popular routes from Puerto Rico to London Heathrow Airport?

    The most popular flight routes from Puerto Rico to London Heathrow Airport are San Juan Luis Munoz Marin Intl - London Heathrow, Culebra - London Heathrow and Ponce Mercedita - London Heathrow.

  • Can I find deals for flights from Puerto Rico to Heathrow that include hotel bookings?

    Yes. In addition to deals on Puerto Rico to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Puerto Rico to Heathrow?

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

  • Can I find deals for business class flights from Puerto Rico to Heathrow?

    Yes. Cheapflights offers flight deals from Puerto Rico 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 Puerto Rico to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Puerto Rico to London Heathrow Airport (average of £112). Flying from Puerto Rico 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 Puerto Rico?

Book flights to Puerto Rico if you plan to visit one of these locations
Deal
Hounslow
Gatwick
Milton Keynes
Croydon
Luton
Slough
Ilford
Hayes
Eastbourne
Northampton
Swindon
Maidstone
Winchester
Southend-on-Sea
Wembley
Ipswich
Watford
Crawley
Southall

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Puerto Rico to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Santo Domingo to Gatwick flights
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Nassau to Gatwick flights
Montego Bay to Gatwick flights
Basseterre to Gatwick flights
St. John's to Gatwick flights
St. George's to Gatwick flights
Punta Cana to Gatwick flights
Castries to Heathrow flights
Saint Thomas Island to Heathrow flights
St. George's to Heathrow flights
Castries to Gatwick flights
Simpson Bay to Heathrow flights
Punta Cana to Heathrow flights
George Town to Gatwick flights
Kingstown to Gatwick flights
Road Town to Gatwick flights
Simpson Bay to Gatwick flights
Havana to Heathrow flights
Port of Spain to Stansted flights
Nassau to Stansted flights
Kingston to Stansted flights
Willemstad to Heathrow flights
Scarborough to Heathrow flights
Montego Bay to London City flights

Top airline flying from Puerto Rico to Heathrow

Discover the top airline that operate flights from Puerto Rico 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 17 January 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£478Average£866FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Puerto Rico to Heathrow?

Cheapflights helps you search for flights from Puerto Rico to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Puerto Rico to Heathrow?

Cheapflights simply makes it quick and affordable to book flights from Puerto Rico to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Puerto Rico to Heathrow with no change fees?

Yes, we can. To see specific flights from Puerto Rico to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Puerto Rico to Heathrow become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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