Question 1

How long is the flight to London Heathrow Airport?

Accepted Answer

The duration of your flight to London depends on your departure and arrival airports. Obviously, any flights that include a stopover will also be longer. The most popular routes to London on KAYAK are from San Juan, which takes 12h 35m, Ponce, which takes 14h 10m, and Culebra, which takes 16h 10m.

Question 2

How far is London Heathrow Airport from central London?

Accepted Answer

You’ll need to travel 14 miles to reach the London city centre from London Heathrow Airport. <a href='/flight-routes/Puerto-Rico-PR0/London-Heathrow-LHR'>Visit our flight page for the latest deals!>/a>

Question 3

What is the cheapest day to fly to London?

Accepted Answer

Based on KAYAK data, the cheapest day to fly to London is Tuesday where round-trip tickets can be as cheap as £474. On the other hand, the most expensive day to fly is Saturday, where round-trip prices are £1,068 on average.

Question 4

What is the cheapest month to fly to London Heathrow Airport?

Accepted Answer

The cheapest month for flights to London Heathrow Airport is March, where tickets cost £524 on average for return flights. On the other hand, the most expensive months are June and July, where the average cost of tickets from Puerto Rico is £815 and £703 respectively. For one-way flights, the best month to travel is March with an average price of £524.

Question 5

How does KAYAK find such low prices on flights to London Heathrow Airport?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to London Heathrow Airport. <a href='/flight-routes/Puerto-Rico-PR0/London-Heathrow-LHR'>Visit our flight page for the latest deals!>/a>

Question 6

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to London Heathrow Airport?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Heathrow Airport is likely to change within 7 days, so travellers know whether to wait or book now. <a href='/flight-routes/Puerto-Rico-PR0/London-Heathrow-LHR'>Visit our flight page for the latest deals!>/a>

Question 7

What is the Hacker Fare option on flights to London Heathrow Airport?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Heathrow Airport with an airline and back with another airline. <a href='/flight-routes/Puerto-Rico-PR0/London-Heathrow-LHR'>Visit our flight page for the latest deals!>/a>

Question 8

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to London Heathrow Airport?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Heathrow Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Puerto-Rico-PR0/London-Heathrow-LHR'>Visit our flight page for the latest deals!>/a>

Question 9

What is the cheapest time of day to fly to London Heathrow Airport?

Accepted Answer

The cheapest time of day to fly to London Heathrow Airport is generally in the afternoon, when round-trip flights cost £723 on average. The most expensive time of day to fly to London Heathrow Airport is generally at night, which is peak travel time and where the average cost of a ticket is £1,416.

Question 10

How far in advance should I book a flight to London Heathrow Airport?

Accepted Answer

To get a below average price, you should book around 3 weeks before departure. For the absolute cheapest price, our data suggests you should book 5 weeks before departure.

Question 11

How many direct flights to London Heathrow Airport are there each day?

Accepted Answer

There are around 53 direct flights from within Puerto Rico to London Heathrow Airport every day. Most flights depart in the morning, with 05:00 the most common departure time and 42% of flights departing in the morning.

Question 12

How many direct flights to London Heathrow Airport are there each week?

Accepted Answer

Each week there are around 365 direct flights from within Puerto Rico to London Heathrow Airport. The most common day for departures is Tuesday, with 16% of flights taking off on this day.

Low season	March
High season	July
Cheapest flight	£266

£266 Find Cheap Flights from Puerto Rico to London Heathrow Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Heathrow departing on 6/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

KAYAK searches hundreds of travel sites at once for deals on flights to London Heathrow Airport

Cheap Flight Deals from Puerto Rico to Heathrow

Recent return flight deals from Puerto Rico to Heathrow

Recent one-way flight deals from Puerto Rico to Heathrow

Recent last minute flight deals from Puerto Rico to Heathrow

KAYAK's insights & trends for flights to Heathrow

Get data-powered insights and trends into flights to Heathrow to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest day to fly to London?

Based on KAYAK data, the cheapest day to fly to London is Tuesday where round-trip tickets can be as cheap as £474. On the other hand, the most expensive day to fly is Saturday, where round-trip prices are £1,068 on average.

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest time of day to fly to London Heathrow Airport?

How far in advance should I book a flight to London Heathrow Airport?

To get a below average price, you should book around 3 weeks before departure. For the absolute cheapest price, our data suggests you should book 5 weeks before departure.

How long is the flight to London Heathrow Airport?

The duration of your flight to London depends on your departure and arrival airports. Obviously, any flights that include a stopover will also be longer. The most popular routes to London on KAYAK are from San Juan, which takes 12h 35m, Ponce, which takes 14h 10m, and Culebra, which takes 16h 10m.

How many direct flights to London Heathrow Airport are there each day?

There are around 53 direct flights from within Puerto Rico to London Heathrow Airport every day. Most flights depart in the morning, with 05:00 the most common departure time and 42% of flights departing in the morning.

Good to know - Cheap tickets from Puerto Rico to London Heathrow Airport

Low season

High season

Cheapest flight

FAQs - booking London Heathrow Airport flights

How far is London Heathrow Airport from central London?

How does KAYAK find such low prices on flights to London Heathrow Airport?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to London Heathrow Airport?

What is the Hacker Fare option on flights to London Heathrow Airport?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to London Heathrow Airport?

How many direct flights to London Heathrow Airport are there each week?

Top tips for finding cheap flights to London Heathrow Airport

Travelling to a place near Heathrow?

Everything you need to know for your flight to Heathrow

Information on the airport you'll fly into in London