Cheap flights from Philadelphia (PHL) to London (LON) from $179

Saturday flights are found to be more expensive to fly from Philadelphia to London. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London.

To save on the cost of your flight from Philadelphia to London, book at least 61 days before your planned departure. Booking around this time can save you about 35% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $992 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,268.

Flights from Philadelphia to London lean towards being more expensive in July. Prices are generally better when you fly from Philadelphia to London in February, with the cheapest ticket starting at $656.

A simple way to save on the total cost of your ticket is to fly from Philadelphia to London at noon. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight in the morning.

If you book a flight to London from Philadelphia, you will be flying from 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 Philadelphia to London per day from 11 different airlines.

Due to the rapidly changing circumstances due to COVID-19, airlines like British Airways, American Airlines, and Aer Lingus flying from Philadelphia to London have implemented new flexible cancellation policies.

Yes, there are multiple flights from Philadelphia to London for under $600. The cheapest flight booked recently is on Multiple Airlines for just $538, but on average you can expect to pay $609.

Cheapflights has at least 20 direct flights from Philadelphia to London under $900. A good price for a nonstop flight from Philadelphia to London is less than $875.

There are currently 20+ open flights from Philadelphia to London within the next 7 days for less than $1,000.

Flying on Aer Lingus is currently your cheapest option to London, with prices starting at $585. This flight start at 36% lower than the current average price 3 months from now.

Most travelers choose Philadelphia - London Heathrow, Philadelphia - London Gatwick or Philadelphia - London City when deciding on the best route from Philadelphia to London.

Consider American Airlines, Air Canada or Air France when booking your flight. These represent the most popular airlines when flying from Philadelphia to London.

The top 3 most reliable airlines when flying from Philadelphia to London are Qatar Airways (90%), Malaysia Airlines (87%) and EL AL (87%).

On average you can expect to pay $4,127 for a flight from Philadelphia to London. The cheapest flight overall is $665 while the most popular route, (Philadelphia - London Heathrow) is currently priced at $604.

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Philadelphia Airport to London Heathrow Airport flight would often be abbreviated as a PHL to LHR flight. Ready for more IATA code knowledge? These are related airports for your current travel destination: London Gatwick Airport (LGW), London Stansted Airport (STN), London City Airport (LCY), London Luton Airport (LTN), London Southend Airport (SEN).