On this page, you can find and book flights from Philadelphia to London. This 5,715 km route is served regularly, with approximately 16 flights per week operating on this direction.
Flights are operated by Aer Lingus, American Airlines, and British Airways. Ticket prices change constantly, so we recommend using the price trend graph and the low-fare calendar on this page to find the best deals.
The table shows direct flights Philadelphia → London on the selected date. The flight takes approximately 7 h. Regular flights are operated by American Airlines, British Airways and Aer Lingus. Departures from Philadelphia International Airport and Trenton-Mercer Airport airports, arrivals at Heathrow Airport, London Gatwick Airport and Stansted Airport.
For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.
Below is a calendar of the lowest flight ticket prices for Philadelphia — London by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 834 in b, and the most expensive are around AED 1,269 in y. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
Philadelphia → London, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | AED 1,829 | low | May | AED 2,117 | medium | Sep | AED 2,069 | medium |
| Feb | AED 1,732 | low | Jun | AED 2,647 | high | Oct | AED 1,973 | medium |
| Mar | AED 1,877 | low | Jul | AED 2,887 | high | Nov | AED 1,781 | low |
| Apr | AED 2,021 | medium | Aug | AED 2,791 | high | Dec | AED 2,695 | high |
Some values are estimated based on seasonality.
The warmest month in London is July, with average high temperatures reaching 22.2°C, while the coolest weather is seen in January. Rainfall peaks in October, with about 81 mm of rain recorded, whereas April is considered the "driest" month.
The lowest flight prices are observed in November, starting AED 834. The most expensive period to fly is April, when ticket prices start AED 1,195 due to seasonal increases in demand.
September is considered the optimal choice for the best balance of price and weather. During this time, temperatures remain pleasant at around 19°C, while flight costs stay moderate compared to the summer months and the spring peak.
Three airlines operate flights from Philadelphia to London, with American Airlines and British Airways being the leading carriers. Both direct flights and connecting options are available on this route, providing a total frequency of about 16 departures per week. Detailed information on departure times and aircraft types can be found in the schedule below.
Flights Philadelphia — London depart from Philadelphia International Airport and Trenton-Mercer Airport and arrive at Heathrow Airport, London Gatwick Airport, Stansted Airport and London Luton Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
Approximate travel time on a direct flight is about 7 hours, given the 5,715 km distance between cities.
Regular flights are operated by American Airlines, British Airways, and Aer Lingus.
Yes, direct flights are available on this route, operated several times a week by major carriers.
The price changes constantly depending on demand; you can always check the current minimum in the low-fare calendar on this page.
Flights from Philadelphia most often arrive at Heathrow (LHR) or Gatwick (LGW) international airports in London.
Where travelers fly most — pick a route and check prices
