₹39,059 Cheap Flights from Philadelphia (PHL) to London (LHR)

View ₹39,059 flight on Mon, 15 Sept 2025Opens in a new window

Popular airlines from Philadelphia International Airport (PHL) to Heathrow Airport (LHR)

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Cheap Flights from Philadelphia (PHL) to London (LHR)

Prices were available within the past 7 days and start at ₹39,059 for one-way flights and ₹45,353 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, 8 Oct - Tue, 14 Oct
PHL
Philadelphia
LHR
London
₹45,353 Return, found 3 days ago
₹45,353
Return
found 3 days ago
Select Air Canada flight, departing Wed, 8 Oct from Philadelphia to London, returning Tue, 14 Oct, priced at ₹45,353 found 3 days ago
United
Wed, 8 Oct - Tue, 14 Oct
PHL
Philadelphia
LHR
London
₹45,353 Return, found 3 days ago
₹45,353
Return
found 3 days ago
Select United flight, departing Wed, 8 Oct from Philadelphia to London, returning Tue, 14 Oct, priced at ₹45,353 found 3 days ago
Air Canada
Wed, 8 Oct - Tue, 14 Oct
PHL
Philadelphia
LHR
London
₹45,353 Return, found 3 days ago
₹45,353
Return
found 3 days ago
Select Air Canada flight, departing Wed, 8 Oct from Philadelphia to London, returning Tue, 14 Oct, priced at ₹45,353 found 3 days ago
United
Sun, 14 Sept - Tue, 23 Sept
PHL
Philadelphia
LHR
London
₹45,424 Return, found 1 day ago
₹45,424
Return
found 1 day ago
Select United flight, departing Sun, 14 Sept from Philadelphia to London, returning Tue, 23 Sept, priced at ₹45,424 found 1 day ago
United
Tue, 7 Oct - Tue, 14 Oct
PHL
Philadelphia
LHR
London
₹45,539 Return, found 4 days ago
₹45,539
Return
found 4 days ago
Select United flight, departing Tue, 7 Oct from Philadelphia to London, returning Tue, 14 Oct, priced at ₹45,539 found 4 days ago
United
Sun, 14 Sept - Tue, 23 Sept
PHL
Philadelphia
LHR
London
₹45,918 Return, found 1 day ago
₹45,918
Return
found 1 day ago
Select United flight, departing Sun, 14 Sept from Philadelphia to London, returning Tue, 23 Sept, priced at ₹45,918 found 1 day ago
United
Wed, 8 Oct - Tue, 14 Oct
PHL
Philadelphia
LHR
London
₹45,931 Return, found 3 days ago
₹45,931
Return
found 3 days ago
Select United flight, departing Wed, 8 Oct from Philadelphia to London, returning Tue, 14 Oct, priced at ₹45,931 found 3 days ago
Delta
Tue, 7 Oct - Tue, 14 Oct
PHL
Philadelphia
LHR
London
₹46,032 Return, found 4 days ago
₹46,032
Return
found 4 days ago
Select Delta flight, departing Tue, 7 Oct from Philadelphia to London, returning Tue, 14 Oct, priced at ₹46,032 found 4 days ago
Air France
Tue, 7 Oct - Tue, 14 Oct
PHL
Philadelphia
LHR
London
₹49,950 Return, found 4 days ago
₹49,950
Return
found 4 days ago
Select Air France flight, departing Tue, 7 Oct from Philadelphia to London, returning Tue, 14 Oct, priced at ₹49,950 found 4 days ago
Lufthansa
Sat, 18 Oct - Mon, 3 Nov
PHL
Philadelphia
LHR
London
₹50,142 Return, found 4 days ago
₹50,142
Return
found 4 days ago
Select Lufthansa flight, departing Sat, 18 Oct from Philadelphia to London, returning Mon, 3 Nov, priced at ₹50,142 found 4 days ago

Find the cheapest month to fly from Philadelphia (PHL) to London (LHR)

November is typically the cheapest month to fly

From ₹42,113 - ₹73,653 per traveller.
Flight from Philadelphia to London route information
Origin airport
Philadelphia Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, Swiss International Air Lines, United, Virgin Atlantic
Return price
₹45,353
Distance
5656 km
Average flight time
12 hours 10 mins

Philadelphia to London Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Philadelphia to London will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring London.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with PHL to LHR flights that won’t make your bank account wince. Ready to temporarily leave behind Philadelphia for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to LHR with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from PHL to London Heathrow?
The lowest price advertised for a round-trip journey from Philadelphia Intl. Airport (PHL) to LHR is ₹45,353. But you better move fast. This price is taken from fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Philadelphia Intl. Airport (PHL) to Heathrow Airport?
Most flights can be cancelled online, but each air carrier has its own set of terms and conditions. If you do decide to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Philadelphia Intl. Airport (PHL) to Heathrow Airport (LHR) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Philadelphia Airport to LHR flights, you'll see a "no change fees" filter for you to select.
How far is the flight from PHL to LHR?
With a flight distance of 5,700 kilometres between Philadelphia and Hounslow, this is a long-haul journey. Be sure to stay hydrated and take a short walk down the aisle from time to time.
Which airlines fly direct from Philadelphia Airport to Heathrow Airport?
A leading airline that operates on the route from PHL to London Heathrow is British Airways (BA). It offers 30 flights every month. Another airline operating on this route is American Airlines (AA). You'll have 26 flights a month to select from.
Are Philadelphia Intl. Airport (PHL) to Heathrow Airport (LHR) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Philadelphia Intl. Airport (PHL) to Heathrow Airport (LHR) at the last minute could be your ticket to a great deal. However, it might cost you a whole lot more! If you'd rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia.

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