Question 1

What are the cheapest airlines flying from London to Philadelphia round-trip?

Accepted Answer

Cheapflights users have booked flights from London to Philadelphia round-trip from £400. Other airlines that can offer you cheap pricing are JetBlue, from £432, and Finnair, from £477. You may be able to fly from London to Philadelphia for 27% less than the average price by searching for these airlines.

Question 2

How recently were the London to Philadelphia flight deals updated?

Accepted Answer

The London to Philadelphia flight deals you see on this page were last updated on 30/5.

Question 3

How far ahead should I book a flight from London to Philadelphia?

Accepted Answer

The price you pay for your flight from London to Philadelphia may vary depending on when you book. For the best chance of a lower fare, look to book 28 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 4

What is the cheapest month to book a flight from London to Philadelphia?

Accepted Answer

Currently, March is the cheapest month in which you can book a flight from London to Philadelphia (average of £630). Flying from London to Philadelphia in July is currently the most expensive (average of £754). 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.

Question 5

What is the cheapest day to fly from London to Philadelphia?

Accepted Answer

Travellers seeking maximum savings on their London to Philadelphia flight should consider departing on Sunday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

What are the most popular routes from London to Philadelphia?

Accepted Answer

When deciding which route to take from London to Philadelphia consider London Heathrow - Philadelphia, London City - Philadelphia or London Gatwick - Philadelphia as they are the most popular.

Question 7

What are the cheapest flights from London to Philadelphia?

Accepted Answer

Looking at all options, your cheapest flight can be booked for £486. While the most popular route (London Heathrow - Philadelphia) can be booked for £443 on average our data indicates £1,872 when flying from London to Philadelphia.

Question 8

What are the most reliable airlines from London to Philadelphia?

Accepted Answer

Consider Malaysia Airlines (88%), American Airlines (86%) or Finnair (86%) when booking your flight. These represent the most reliable airlines when flying from London to Philadelphia.

Question 9

What are the most popular airlines that fly from London to Philadelphia?

Accepted Answer

Before booking your flight from London to Philadelphia check out the most popular airlines for this route: American Airlines, Air Canada or Alaska Airlines.

Question 10

Can I find flights from London to Philadelphia for under £400 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from London to Philadelphia for under £400. The cheapest flight booked recently is on Multiple Airlines for just £362, but on average you can expect to pay £458.

Question 11

Are there nonstop flights from London to Philadelphia for under £500 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from London to Philadelphia under £500. A good price for a nonstop flight from London to Philadelphia is less than £563.

Question 12

Are there last-minute flights available from London to Philadelphia for under £600?

Accepted Answer

There are currently 20+ open flights from London to Philadelphia within the next 7 days for less than £600.

Question 13

What is the cheapest day to fly round-trip from London to Philadelphia?

Accepted Answer

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 10% on the overall cost on flights from London to Philadelphia.

Question 14

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

Accepted Answer

Travelers have found it’s best to book a flight 29 days in advance to save up to 18% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 29 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from London to Philadelphia 1-2 weeks in advance for as low as £520, or £650 for flights within the next 24 hours.

Question 15

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

Accepted Answer

November is one of the best times of the year to fly to Philadelphia from London. Prices for November average £554 per person but you can even find prices for as low as £403. The most expensive prices can be found in the month of July. Opting for a November flight can save you 22% on your journey compared to booking in July

Question 16

What is the cheapest time of day to fly from LON to PHL?

Accepted Answer

It’s optimal to fly from London to Philadelphia in the afternoon. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight in the morning.

Question 17

What airport do you fly into for flights to Philadelphia from London?

Accepted Answer

If you book a flight to Philadelphia from London, you will be flying to Philadelphia, which is the city’s only airport. Philadelphia (PHL) is located 7.0 mi from the center of Philadelphia. There are 12 flights from London to Philadelphia per day from 14 different airlines.

Question 18

Accepted Answer

If you’re travelling from London to Philadelphia, one of the more common airlines travelling that route is Finnair. Flights from Finnair travelling this route typically cost £755.42 RT. This price is typically 63% more expensive than other airlines that offer London to Philadelphia flights. When booking this route, the cheapest RT price found was £565. London Heathrow Airport is the most common London airport to take off from when flying to Philadelphia. Philadelphia Airport is the most popular arrival airport in Philadelphia. When flying from London to Philadelphia, Finnair flights are 3% more popular than any other airline flying that same route.

Question 19

Accepted Answer

One of the most popular airlines travelling from London to Philadelphia is American Airlines. Flights from American Airlines travelling this route typically cost £754.87 RT. This price is typically 69% cheaper than other airlines that offer London to Philadelphia flights. When booking this route, the cheapest RT price found was £585. The most popular departure airport in London when flying to Philadelphia is London Heathrow Airport. The most popular airport to fly into when visiting Philadelphia is Philadelphia Airport. When flying from London to Philadelphia, American Airlines flights are -3% more popular than any other airline flying that same route.

Question 20

What does LHR to PHL mean?

Accepted Answer

LHR and PHL are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. LHR to PHL refers to a flight route from London Heathrow Airport to Philadelphia Airport. Ready for more IATA code knowledge? These are related airports for your current travel destination: London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN).

Question 21

Can I find deals for flights from London to Philadelphia that include extra baggage allowance?

Accepted Answer

The amount of baggage you can bring on your London to Philadelphia flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Question 22

Can I find deals on flights from London to Philadelphia with specific airlines?

Accepted Answer

Yes, Cheapflights allows you to browse and filter London to Philadelphia flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Question 23

Can I find deals for flights from London to Philadelphia that include hotel bookings?

Accepted Answer

Yes. In addition to deals on London to Philadelphia flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 24

How can I find direct flights from London to Philadelphia?

Accepted Answer

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

Question 25

Can I find deals for business class flights from London to Philadelphia?

Accepted Answer

Yes. Cheapflights offers flight deals from London to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 26

Can I find deals for flights from London to Philadelphia that allow pets onboard?

Accepted Answer

Many airlines flying from London to Philadelphia offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Question 27

Can I find deals on last-minute flights from London to Philadelphia?

Accepted Answer

Yes, you can often find last-minute deals on London to Philadelphia flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

Question 28

How does Cheapflights help users find flights from London to Philadelphia?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Philadelphia from London today with Cheapflights!

Question 29

Why should you use Cheapflights to find cheap flight tickets from London to Philadelphia?

Accepted Answer

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

Question 30

Can Cheapflights find flights from London to Philadelphia with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Philadelphia flexibly with Cheapflights today.

Question 31

Can Cheapflights notify me if prices for flights from London to Philadelphia become cheaper?

Accepted Answer

Of course! You can now track prices for flights from London to Philadelphia and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Popular in	July
Cheapest in	November
Round-trip from	£496
One-way from	£175

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest£330	Average£444	FlexibilityNo cancel fee	On-time75%	Search KLM flights
JetBlue	Cheapest£365	Average£463	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Air Canada	Cheapest£381	Average£493	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
British Airways	Cheapest£426	Average£545	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Austrian Airlines	Cheapest£431	Average£546	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
Aer Lingus	Cheapest£432	Average£551	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Virgin Atlantic	Cheapest£435	Average£525	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Finnair	Cheapest£444	Average£594	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
American Airlines	Cheapest£460	Average£594	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Alaska Airlines	Cheapest£460	Average£602	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights

1%of flight departures	Early morningMidnight to 6 am
35%of flight departures	Morning6 am to noon
64%of flight departures	AfternoonNoon to 6 pm
0%of flight departures	Evening6 pm to midnight

Monday	12daily flights
Tuesday	12daily flights
Wednesday	12daily flights
Thursday	12daily flights
Friday	12daily flights
Saturday	12daily flights
Sunday	12daily flights

Cheap flights from London to Philadelphia from £175

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 11/6. 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.

The best prices from London to Philadelphia are usually found in November or February, booked 28 days in advance, depart on a Tuesday or Wednesday and return on a Sunday

Cheap flight deals from London to Philadelphia

Popular in

Cheapest in

Round-trip from

One-way from

What is the cheapest day to fly round-trip from London to Philadelphia?

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

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

What is the cheapest time of day to fly from LON to PHL?

Cheap Finnair flights from London to Philadelphia

Take a look at some of the lowest-priced Finnair flights heading from London to Philadelphia. It's recommended that users confirm their flight details before booking.

Cheap American Airlines flights from London to Philadelphia

Some of the best deals we've found on American Airlines flights travelling from London to Philadelphia. Make sure to examine the flight information before completing your reservation.

Cheap London to Philadelphia flights in May & June 2024

Find cheap flight options from London to Philadelphia specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 908,271 searches. Prices were last updated on 30 May 2024.

Check out some of the best flight deals from London to Philadelphia in 2024. For more flight deals, be sure to check back very soon.

London to Philadelphia 2024 flight deals

Discover exclusive flight deals for travel between London and Philadelphia in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 30 May 2024.

Check out some of the best flight deals from London to Philadelphia in 2024. For more flight deals, be sure to check back very soon.

Direct flights to Philadelphia from London

To help reduce your travel time, choose from one of these non-stop flights from London to Philadelphia. Users can also choose from other London to Philadelphia flights by using the search form above.

London to Philadelphia flights leaving soon

Have a look at some of the last-minute flights available departing from London to Philadelphia. Tip: verify your flight details before completing your reservation.

One-way flights to Philadelphia from London

Take a look at some of the one-way flights we've detected from London to Philadelphia. Those needing a return flight from London to Philadelphia can use the search form above.

Find flights from London to Philadelphia within your budget

How far ahead should I book a flight from London to Philadelphia?

Use this chart to determine the optimal time to book a return flight from London to Philadelphia. Price data was last updated on 24 May 2024.

The price you pay for your flight from London to Philadelphia may vary depending on when you book. For the best chance of a lower fare, look to book 28 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from London to Philadelphia?

Use this chart to determine the cheapest time to fly return from London to Philadelphia. Price data was last updated on 26 May 2024.

Best time to book a flight from London to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from London with our price prediction graph.

Temperature and rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature and rainfall totals by month.

Reviews of airlines servicing Philadelphia

Related info for your journey

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

What airport do you fly into for flights to Philadelphia from London?

Can I find flights from London to Philadelphia for under £400 on Cheapflights?

Are there nonstop flights from London to Philadelphia for under £500 on Cheapflights?

Are there last-minute flights available from London to Philadelphia for under £600?

What are the cheapest airlines flying from London to Philadelphia round-trip?

What are the most popular routes from London to Philadelphia?

What are the most reliable airlines from London to Philadelphia?

What are the cheapest flights from London to Philadelphia?

What does LHR to PHL mean?

Can I find deals for flights from London to Philadelphia that include extra baggage allowance?

Can I find deals on flights from London to Philadelphia with specific airlines?

Can I find deals for flights from London to Philadelphia that include hotel bookings?

How can I find direct flights from London to Philadelphia?

Can I find deals for business class flights from London to Philadelphia?

Can I find deals for flights from London to Philadelphia that allow pets onboard?

Can I find deals on last-minute flights from London to Philadelphia?

How recently were the London to Philadelphia flight deals updated?

What are the most popular airlines that fly from London to Philadelphia?

What is the cheapest month to book a flight from London to Philadelphia?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from London to Philadelphia on these airlinesChoose from the following airlines for your flight from London to Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on 30 May 2024.

Choose from the following airlines for your flight from London to Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on 30 May 2024.

Top 10 airlines flying from London to Philadelphia

Popular flight searches

Check out other popular destinations found by fellow travellers in 2024

Search flights from London to Philadelphia by cabin class

Find flights from London to Philadelphia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from London to Philadelphia

Find hourly flight availability from London to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 May 2024.

Weekly flight availability from London to Philadelphia

Explore weekly flight availability from London to Philadelphia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 30 May 2024.

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

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 London to Philadelphia?

Why should you use Cheapflights to find cheap flight tickets from London to Philadelphia?

Can Cheapflights find flights from London to Philadelphia with no change fees?

Fly from London to Philadelphia on these airlines
Choose from the following airlines for your flight from London to Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on 30 May 2024.