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This fare-table for flights from Philadelphia to London is based on historical airfares to London (Date and Time mentioned). Fares are non-warranted and subject to change as per availability with the airlines. Fares are inclusive of base fare, fuel surcharges, airline/airport taxes, and our service fee.

Search, Compare and Book Philadelphia to London Flight

Whether it’s your business trip, family vacation, romantic holiday or a weekend escape to unwind yourself from the hustle and bustle of life, it’s always good to save money. Cheapfaremart can help you to save money on your economy, premium economy, business or first class flight ticket booking.

Seek additional group flight discount if you are a group of 10 or more who are ready to share the same flight. Cheapfaremart has experienced travel guides to help you plan your holiday in London and other cities with multi-city flight booking.

Airport in Philadelphia

1.Philadelphia International Airport

Philadelphia International Airport (IATA: PHL, ICAO: KPHL, FAA LID: PHL), popularly recognized by its IATA code PHL, is a major airport in Philadelphia, Pennsylvania, United States. The airport has nonstop as well as connecting flights to London with flagship full-service airlines.

PHL is also a focus city for ultra-low-cost airline Frontier, but it’s not serving the route PHL to London. The airport, as of 2018, connects to 133 total destinations, including 97 domestic and 36 international destinations.

Airports in London

1. London Heathrow Airport (LHR / EGLL)

London Heathrow Airport is a major airport in London that serves international and domestic flights. Located at 18 miles from the center of London, United Kingdom, Heathrow ranks as the second busiest airport in the world by international passenger traffic. Know more about the Heathrow Airport.

2. London City Airport (LCY/EGLC)

The nearest major airport is London City Airport. This airport has international and domestic flights and is 9 miles from the center of London, United Kingdom. Know more about the London City Airport.

3. London Gatwick Airport (LGW / EGKK)

London Gatwick Airport has international and domestic flights and is 33 miles from London, United Kingdom. Know more about the Gatwick Airport.

How Long is the Flight from Philadelphia to London?

The flight time between Philadelphia and London is 7 hours, 36 minutes. The flight distance is 3,552 miles/5716 km. The table below displays the flight distance and flight time for different departure-airport pairs in the two cities.


Flight Distance

Flight Time


3,546 miles/5706 km

 7 hours 35 minutes


4,231  miles/6809

8 hours 58 minutes


4,229  miles/6806

8 hours 57 minutes

Also keep in mind the time difference between the two cities. London is ahead of Philadelphia by 4 hours.

Note: The flight distance and time are for a nonstop flight (excluding any layover). The actual distance and time might vary, and are non-warranted. Check with your airlines to know precise information. 

Which Airlines Fly from Philadelphia to London?


Nonstop or Connecting




Finnair, British Airways, American Airlines, Iberia, Virgin Atlantic, United Airlines, Air Canada, Lufthansa, Swiss International Airlines


Connecting  only

Aer Lingus, British Airways, Virgin Atlantic


Connecting only

Aer Lingus, Iberia, British Airways, American Airlines, Finnair, Icelandair

Guide to Book a Cheap Flight to London from Philadelphia?

There is no secret remedy of getting a cheap flight from PHL to London. Here are some basic but practical result-oriented suggestions that can make a huge difference to the cost of flights to England from Philadelphia.

1. The cheapest time to fly from Philadelphia to London

Traveling with a late-night flight or redeye flight helps you get a discount flight to LON from PHL. However, you should be ready to sacrifice some convenient. Such flight timing conflicts with sleep timing.

2. The cheapest day to fly to London from Philadelphia

London is a paradise for weekend vacationers. If yours is an extended vacation, tweak your travel days to avoid competing with them for flight tickets. Travel on a Tuesday, Wednesday or Thursday. It helps in saving money and also finding a less-crowded London.

3. The cheapest season to fly from Philadelphia to London

Spring (February and March) and fall (October and November) could be the cheapest seasons to fly to London from Philadelphia. In spring, the upper limit of temperature stays in around highs of the 40s while the lower limit hovers around the 30s degree Fahrenheit. During fall, the upper temperature hovers around the 50s while the lower remains in the highs of 40s.

4. The cheapest airlines to fly from Philadelphia to London

Philadelphia to London route does not see any budget carrier. Confirm your flight reservation at least 21 days ahead of the departure date.  Cheap flight tickets usually have their own restrictions. They may be non-refundable or do not include free baggage.

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