
€397 Cheap Flights London to Philadelphia (LHR-PHL)
Popular airlines from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL)
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Cheap flights from London to Philadelphia (LHR-PHL)
Prices were available within the past 7 days and start at €397 for one-way flights and €645 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, 9 Jul - Wed, 15 Jul
LHR
London
PHL
Philadelphia
€645 Return, found 2 days ago
€645
Return
found 2 days ago

Tue, 16 Jun - Sat, 20 Jun
LHR
London
PHL
Philadelphia
€697 Return, found 18 hours ago
€697
Return
found 18 hours ago

Tue, 16 Jun - Tue, 2 Mar
LHR
London
PHL
Philadelphia
€719 Return, found 18 hours ago
€719
Return
found 18 hours ago

Sun, 28 Jun - Tue, 7 Jul
LHR
London
PHL
Philadelphia
€720 Return, found 3 days ago
€720
Return
found 3 days ago

Wed, 1 Jul - Wed, 15 Jul
LHR
London
PHL
Philadelphia
€728 Return, found 3 days ago
€728
Return
found 3 days ago

Wed, 8 Jul - Wed, 15 Jul
LHR
London
PHL
Philadelphia
€735 Return, found 5 days ago
€735
Return
found 5 days ago

Sun, 27 Sept - Wed, 30 Sept
LHR
London
PHL
Philadelphia
€736 Return, found 5 days ago
€736
Return
found 5 days ago

Wed, 21 Oct - Thu, 5 Nov
LHR
London
PHL
Philadelphia
€758 Return, found 1 day ago
€758
Return
found 1 day ago

Wed, 21 Oct - Thu, 5 Nov
LHR
London
PHL
Philadelphia
€764 Return, found 1 day ago
€764
Return
found 1 day ago

Wed, 21 Oct - Thu, 5 Nov
LHR
London
PHL
Philadelphia
€768 Return, found 1 day ago
€768
Return
found 1 day ago
Find the cheapest month to fly from London (LHR) to Philadelphia (PHL)
November is typically the cheapest month to fly
From €618 - €781 per traveller.
Frequently asked questions
Travel information
Origin airport | Heathrow |
|---|---|
Destination airport | Philadelphia Intl. |
Return price | €645 |
Distance | 5656 km |
Average flight time | 2 hours 55 mins |
Book with confidence
Perfect flights from London to Philadelphia
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Our flexible Heathrow to Philadelphia Intl. ticket options cater to your travel preferences, with incredible one-way fares from €397 and roundtrip prices from €645. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
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