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Cheap flights from London Heathrow to Philadelphia

from as little as £369

15 nights in Philadelphia, departing London Heathrow on 27 / May / 2022 with Lufthansa (price found 42 hours ago)

Subject to availability, prices correct of the last 24 hours
Philadelphia

Cheap return flights from London Heathrow to Philadelphia

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The London Heathrow / Philadelphia route

All 5694 km of it

Cheap flight deals for this route

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Philadelphia flight facts

What you need to know

Alternative flights from the UK to Philadelphia

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Philadelphia

Today alone, Netflights has searched over 17,022 flights. 27 / May / 2022 is currently the lowest priced day of the year to fly the London Heathrow/Philadelphia route. There are around 870 flights on any given week from the UK to Philadelphia and the cheapest month to fly right now is May.

Min / Max Temperature (°C)
LOWEST

-2 °C

AVG

14 °C

HIGHEST

30 °C

Rainfall (mm)
LOWEST

71 mm

AVG

98.1 mm

HIGHEST

123 mm

Key facts about Philadelphia

How to get cheap flights from London Heathrow to Philadelphia

Tips and advice from our flight experts

Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from London Heathrow to Philadelphia, across the nine airlines that offer this route. We've found that 27 / May / 2022 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.

There are 870 flights from London Heathrow to or via Philadelphia every week. Out of the nine available airlines, the most popular ones are Virgin Atlantic, Finnair & Lufthansa. But that doesn’t necessarily mean they’ll be the best option for your travel dates. To see as many flights as possible, try widening your search to include other departure airports.

Your flight from London Heathrow to Philadelphia will take at least 7 hrs 55 mins. On average, it takes 10 hrs 25 mins to fly the 5694 km distance. Take a look at flight times to see which one works best for you.

If you want to travel in August, it's best to book your flights early, as this is peak season in Philadelphia. The cheapest month to fly is normally January – try searching three to four months prior to then to get a bargain. You can also search by month, which will reveal the cheapest time of the week to fly.

Other popular destinations near Philadelphia

Where other people are flying to

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