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How to get the cheapest flight ticket from London to Philadelphia
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Philadelphia?
In general, February is the cheapest month to fly from London to Philadelphia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R12 198. If you are unable to visit Philadelphia during the month of February, then departing from London during the month March is also very affordable. Most momondo users find prices during this month for around R12 437.
What is the cheapest time of day to depart on your flight to Philadelphia?
Our most recent data shows that the best time of day to fly to Philadelphia is at midday. Flights from London to Philadelphia during this time can be as low as R0. Flights to Philadelphia are more costly in the morning, with an average ticket price of R22 230. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Philadelphia?
You are more likely to see cheaper flights to Philadelphia from London when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around R13 949 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from London for as low as R13 134 on momondo.
How have London to Philadelphia flight prices changed over time?
As of February 2025, prices for London to Philadelphia flights are approximately 11% more expensive when compared to flights at the same time last year.
When to book flights from London to Philadelphia
Cheap London to Philadelphia (LON to PHL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London to Philadelphia
How far is London to Philadelphia by plane?
The distance between London and Philadelphia is about 5695,4 km.
When did momondo last update prices for flights from London to Philadelphia Airport?
Prices for flights from London to Philadelphia Airport are refreshed on a daily basis.
How old do you have to be to fly from London to Philadelphia Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The necessary travel and health documents for your Philadelphia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London to Philadelphia?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to Philadelphia is Airbus A350-1000 (41,95% of total bookings). The next most popular plane models are Boeing 777 (10,85%), Airbus A319 (10,30%), and Airbus A330-200 (7,89%).
Travelling to a place near Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from London to Philadelphia?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Philadelphia from London.
Can I find flights from London to Philadelphia with flexible booking policies on momondo?
Yes. All flights to Philadelphia from London on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from London to Philadelphia?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Philadelphia from London.
I’m not ready to book a flight from London to Philadelphia right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of London to Philadelphia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.