Q: How many flights are there between Philadelphia and London Heathrow Airport per day?

Each day, there are 3 nonstop flights that take off from Philadelphia and land in London Heathrow Airport, with an average flight time of 7h 10m. The most common departure time is 7:00 p.m. and most flights take off in the evening. Each week, there are 21 flights and there are the same amount of flights each day (3). Visit our flight page for the latest deals!>/a>

Q: How many flights are there between Philadelphia and London Heathrow Airport per day?

Each day, there are 3 nonstop flights that take off from Philadelphia and land in London Heathrow Airport, with an average flight time of 7h 10m. The most common departure time is 7:00 p.m. and most flights take off in the evening. Each week, there are 21 flights and there are the same amount of flights each day (3). Visit our flight page for the latest deals!>/a>

Question 1

How many flights are there between Philadelphia and London Heathrow Airport per day?

Accepted Answer

Each day, there are 3 nonstop flights that take off from Philadelphia and land in London Heathrow Airport, with an average flight time of 7h 10m. The most common departure time is 7:00 p.m. and most flights take off in the evening. Each week, there are 21 flights and there are the same amount of flights each day (3). Visit our flight page for the latest deals!>/a>

Question 2

How many flights are there between Philadelphia and London Heathrow Airport per day?

Accepted Answer

Each day, there are 3 nonstop flights that take off from Philadelphia and land in London Heathrow Airport, with an average flight time of 7h 10m. The most common departure time is 7:00 p.m. and most flights take off in the evening. Each week, there are 21 flights and there are the same amount of flights each day (3). Visit our flight page for the latest deals!>/a>

Question 3

What’s the earliest departure time from Philadelphia to London?

Accepted Answer

Early birds can take the earliest flight from Philadelphia at 6:30 pm and will be landing in London Heathrow Airport at 6:40 am.

Question 4

What’s the latest departure time from Philadelphia to London?

Accepted Answer

If you prefer to fly at night, the latest flight from Philadelphia to London Heathrow Airport jets off at 10:15 pm and lands at 10:20 am.

Question 5

Which airlines offer Wi-Fi service onboard planes from Philadelphia to London?

Accepted Answer

All the following airlines offer inflight Wi-Fi service on the Philadelphia to London flight route: American Airlines, British Airways, Iberia, Finnair, Aer Lingus, and Lufthansa.

Question 6

Which aircraft models fly most regularly from Philadelphia to London?

Accepted Answer

The Airbus A350-1000 is the aircraft model that flies most regularly on the Philadelphia to London flight route.

Question 7

Which airline alliances offer flights from Philadelphia to London?

Accepted Answer

oneworld is the only airline alliance operating flights between Philadelphia and London.

Question 8

On which days can I fly direct from Philadelphia to London?

Accepted Answer

There are direct flights from Philadelphia to London on a daily basis.

Question 9

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

Accepted Answer

The cheapest month for flights from Philadelphia to London Heathrow Airport is September, where tickets cost C$ 910 (return) on average. On the other hand, the most expensive months are June and December, where the average cost of round-trip tickets is C$ 1,713 and C$ 1,409 respectively.

Question 10

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

Accepted Answer

The cheapest month for flights from Philadelphia to London Heathrow Airport is September, where tickets cost C$ 910 (return) on average. On the other hand, the most expensive months are June and December, where the average cost of round-trip tickets is C$ 1,713 and C$ 1,409 respectively.

Question 11

How does KAYAK find such low prices on flights from Philadelphia to London?

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 from Philadelphia to London. <a href='/flight-routes/Philadelphia-PHL/London-Heathrow-LHR'>Visit our flight page for the latest deals!>/a>

Question 12

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

Accepted Answer

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

Question 13

What is the Hacker Fare option on flights from Philadelphia to London?

Accepted Answer

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

Question 14

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

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 from Philadelphia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Philadelphia-PHL/London-Heathrow-LHR'>Visit our flight page for the latest deals!>/a>

Question 15

Which cabin class options are there for flights between Philadelphia and London Heathrow Airport?

Accepted Answer

There are 2 cabin class options for the route. These are Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 16

Which cabin class options are there for flights between Philadelphia and London Heathrow Airport?

Accepted Answer

There are 2 cabin class options for the route. These are Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 17

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

Accepted Answer

To get a below average price on the flight from Philadelphia to London Heathrow Airport, you should book around 2 weeks before departure, which saves you about 32% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 18 weeks before departure.

Question 18

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

Accepted Answer

To get a below average price on the flight from Philadelphia to London Heathrow Airport, you should book around 2 weeks before departure, which saves you about 32% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 18 weeks before departure.

Question 19

Can I save money by flying with a layover from Philadelphia to London Heathrow Airport?

Accepted Answer

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at C$ 602 on average.

Question 20

Can I save money by flying with a layover from Philadelphia to London Heathrow Airport?

Accepted Answer

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at C$ 602 on average.

Question 21

What are the most popular airlines flying to Heathrow?

Accepted Answer

The most popular airline among KAYAK users flying to Heathrow is British Airways, followed by United Airlines and Virgin Atlantic.

Low season	January
High season	September

PHL - LHR

Find cheap flights from Philadelphia to London

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

Cheap Flights from Philadelphia to London (PHL-LHR)

Recent round-trip flight deals from Philadelphia to Heathrow

Recent one-way flight deals from Philadelphia to Heathrow

Everything you should know

KAYAK's insights & trends for Philadelphia to Heathrow flights

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

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

The cheapest month for flights from Philadelphia to London Heathrow Airport is September, where tickets cost C$ 910 (return) on average. On the other hand, the most expensive months are June and December, where the average cost of round-trip tickets is C$ 1,713 and C$ 1,409 respectively.

Can I save money by flying with a layover from Philadelphia to London Heathrow Airport?

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at C$ 602 on average.

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

To get a below average price on the flight from Philadelphia to London Heathrow Airport, you should book around 2 weeks before departure, which saves you about 32% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 18 weeks before departure.

Which cabin class options are there for flights between Philadelphia and London Heathrow Airport?

There are 2 cabin class options for the route. These are Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How many flights are there between Philadelphia and London Heathrow Airport per day?

What’s the earliest departure time from Philadelphia to London?

Early birds can take the earliest flight from Philadelphia at 6:30 pm and will be landing in London Heathrow Airport at 6:40 am.

What’s the latest departure time from Philadelphia to London?

If you prefer to fly at night, the latest flight from Philadelphia to London Heathrow Airport jets off at 10:15 pm and lands at 10:20 am.

Good to know

When to book flights from Philadelphia to Heathrow

Flights from Philadelphia to Heathrow: the best tips from KAYAK users' own experiences

FAQs for booking Philadelphia to London flights

Which airlines offer Wi-Fi service onboard planes from Philadelphia to London?

All the following airlines offer inflight Wi-Fi service on the Philadelphia to London flight route: American Airlines, British Airways, Iberia, Finnair, Aer Lingus, and Lufthansa.

Which aircraft models fly most regularly from Philadelphia to London?

The Airbus A350-1000 is the aircraft model that flies most regularly on the Philadelphia to London flight route.

Which airline alliances offer flights from Philadelphia to London?

oneworld is the only airline alliance operating flights between Philadelphia and London.

On which days can I fly direct from Philadelphia to London?

There are direct flights from Philadelphia to London on a daily basis.

How does KAYAK find such low prices on flights from Philadelphia to London?

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 from Philadelphia to London.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Philadelphia is likely to change within 7 days, so travellers know whether to wait or book now.

What is the Hacker Fare option on flights from Philadelphia to London?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to Philadelphia with another airline.

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

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 from Philadelphia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Prefer to fly direct from Philadelphia to London?

Everything you need to know for your flight from Philadelphia to Heathrow

Information on your arrival and departure airports

Cabin class types available on flights to Heathrow

Complete your trip to London with a hotel stay or car rental

Find direct flights to and from Philadelphia and Heathrow

Flights to other popular destinations

Flights from domestic origins to Heathrow