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British Airways flights from London to Philadelphia (LON - PHL)
LON — PHL
22 Jul — 29 Jul1
Return
1 adult
Economy
Cheapflights users flying from London to Philadelphia on British Airways typically fly into Philadelphia and depart from London Heathrow. Select your dates above for pricing.
British Airways flights from London to Philadelphia in 2025
Find detailed information about British Airways flights from London to Philadelphia. Explore the options provided by British Airways to plan your journey from London to Philadelphia. Data last updated 17 July 2025.
Find British Airways flight deals from London to Philadelphia
Cheapest British Airways flights from London to PhiladelphiaExplore the most affordable British Airways flight options available from London to Philadelphia. Find the lowest fares with prices last updated on 17 July 2025.
Explore the most affordable British Airways flight options available from London to Philadelphia. Find the lowest fares with prices last updated on 17 July 2025.
Tue 26/813:30LHR - PHL
Nonstop7h 55mBritish Airways
Mon 8/915:54PHL - LHR
1 stop10h 26mBritish Airways
Deal found 17/7£483
Wed 20/807:00LCY - PHL
1 stop12h 05mBritish Airways
Mon 25/819:25PHL - LCY
1 stop18h 55mBritish Airways
Deal found 16/7£610
Travel insights for British Airways flights from London to Philadelphia
Get recent, data-driven insights about British Airways flights from London to Philadelphia including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from London to Philadelphia with British Airways?
Use this chart to determine the optimal time to book a return flight from London to Philadelphia. Price data was last updated on 11 July 2025.
Booking with British Airways 11 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Philadelphia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from London to Philadelphia with British Airways?
Currently, the most affordable month to book a British Airways flight from London to Philadelphia in November, with an average price of £317. Conversely, traveling with British Airways from London to Philadelphia in July will be the most expensive, with an average cost of £398. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
Weekly British Airways flight availability from London to Philadelphia
The most British Airways flights from LON to PHL are scheduled on a Monday (3 on average). You will have fewer British Airways flight options on Friday, which is when the least amount of flights are scheduled (2 on average).
Rainfall in Philadelphia by month
Plan your trip to Philadelphia by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Philadelphia ranges from 69.0 - 112.0 inches per month. July is typically the wettest month, when rainfall can reach 112.0 mm. February is typically the driest time to visit Philadelphia when rainfall is around 69.0 mm.
Temperature in Philadelphia by month
Plan your trip to Philadelphia by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).
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.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
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Fly from London to Philadelphia on another airline
Consider alternative airlines that service the Philadelphia area. Flight routes are based on user searches made on Cheapflights and were last updated on 17 July 2025.
See what others are saying about British Airways
Read reviews and see what other travellers are saying about their experiences with British Airways. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing British Airways for your next flight. Reviews last updated 17 July 2025.
British Airways
7,150 reviews
Overview
Entertainment
6.4
Boarding
6.8
Food
6.3
Comfort
6.7
Crew
7.6