$249 Cheap flights from Philadelphia Intl. to Heathrow (PHL to LHR)

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Find The Best Dates To Fly from Philadelphia Intl. to Heathrow

Compare Flight Prices from Philadelphia to London

Affordable Airfare Tickets from PHL to LHR Airport

The cheapest flights to Heathrow found within the past 7 days were $549 round trip and $249 one way. Prices and availability subject to change. Additional terms may apply.

Sun, Nov 23 - Fri, Dec 5
PHL
Philadelphia
LHR
London
$549 Roundtrip, found 6 days ago
$549
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Sun, Nov 23 from Philadelphia to London, returning Fri, Dec 5, priced at $549 found 6 days ago
Tue, Jan 13 - Fri, Jan 23
PHL
Philadelphia
LHR
London
$556 Roundtrip, found 6 days ago
$556
Roundtrip
found 6 days ago
Select British Airways flight, departing Tue, Jan 13 from Philadelphia to London, returning Fri, Jan 23, priced at $556 found 6 days ago
Sat, Dec 6 - Wed, Dec 17
PHL
Philadelphia
LHR
London
$573 Roundtrip, found 6 days ago
$573
Roundtrip
found 6 days ago
Select Iberia flight, departing Sat, Dec 6 from Philadelphia to London, returning Wed, Dec 17, priced at $573 found 6 days ago
Wed, Nov 26 - Wed, Dec 3
PHL
Philadelphia
LHR
London
$601 Roundtrip, just found
$601
Roundtrip
just found
Select JetBlue Airways flight, departing Wed, Nov 26 from Philadelphia to London, returning Wed, Dec 3, priced at $601 just found
Wed, Aug 13 - Tue, Aug 19
PHL
Philadelphia
LHR
London
$626 Roundtrip, found 6 days ago
$626
Roundtrip
found 6 days ago
Select Air Canada flight, departing Wed, Aug 13 from Philadelphia to London, returning Tue, Aug 19, priced at $626 found 6 days ago
Wed, Nov 19 - Wed, Dec 10
PHL
Philadelphia
LHR
London
$701 Roundtrip, just found
$701
Roundtrip
just found
Select American Airlines flight, departing Wed, Nov 19 from Philadelphia to London, returning Wed, Dec 10, priced at $701 just found
Sat, Mar 14 - Tue, Mar 17
PHL
Philadelphia
LHR
London
$718 Roundtrip, found 6 hours ago
$718
Roundtrip
found 6 hours ago
Select Scandinavian Airlines flight, departing Sat, Mar 14 from Philadelphia to London, returning Tue, Mar 17, priced at $718 found 6 hours ago
Sun, Nov 23 - Wed, Dec 3
PHL
Philadelphia
LHR
London
$719 Roundtrip, found 14 hours ago
$719
Roundtrip
found 14 hours ago
Select United flight, departing Sun, Nov 23 from Philadelphia to London, returning Wed, Dec 3, priced at $719 found 14 hours ago
Wed, Aug 6 - Wed, Sep 3
PHL
Philadelphia
LHR
London
$724 Roundtrip, found 4 days ago
$724
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Wed, Aug 6 from Philadelphia to London, returning Wed, Sep 3, priced at $724 found 4 days ago
Wed, Nov 26 - Wed, Dec 3
PHL
Philadelphia
LHR
London
$725 Roundtrip, just found
$725
Roundtrip
just found
Select British Airways flight, departing Wed, Nov 26 from Philadelphia to London, returning Wed, Dec 3, priced at $725 just found

Heathrow flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Trebovir Hotel

Trebovir Hotel

3 out of 5
per person
Jul 12 - Jul 17
found 1 day ago
Roundtrip non-stop flight included
Philadelphia (PHL) to London (LHR)
ME London

ME London

5 out of 5
Save 100% on your flight
per person
Jul 12 - Jul 17
found 1 day ago
Roundtrip non-stop flight included
Philadelphia (PHL) to London (LHR)
The Mayfair Townhouse – an Iconic Luxury Hotel

The Mayfair Townhouse – an Iconic Luxury Hotel

5 out of 5
per person
Jul 12 - Jul 17
found 1 day ago
Roundtrip non-stop flight included
Philadelphia (PHL) to London (LHR)
Park Plaza London Westminster Bridge

Park Plaza London Westminster Bridge

4 out of 5
per person
Jul 12 - Jul 17
found 1 day ago
Roundtrip non-stop flight included
Philadelphia (PHL) to London (LHR)
COMO Metropolitan London

COMO Metropolitan London

5 out of 5
per person
Jul 12 - Jul 17
found 1 day ago
Roundtrip non-stop flight included
Philadelphia (PHL) to London (LHR)
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Flight information from Philadelphia to London

 

Traveling From
Philadelphia Intl.
Traveling To
Heathrow
Shortest Flight Time
7 hours 5 mins
Earliest Departure Time
6:30PM EDT
Latest Departure Time
10:15PM EDT
Lowest Flight Price
$549

Route Info

Flight path for flights from Philadelphia International Airport to London Heathrow Airport


Origin:
PHL - Philadelphia International Airport
Destination:
LHR - London Heathrow Airport
Distance:
3,555.00 miles


Airlines & Aircraft Used on PHL to LHR Flight Routes


Airline Carrier
Aircraft
American Airlines
Antonov AN-24
American Airlines
Boeing 737-700 pax
American Airlines
Boeing 737-800 (winglets) pax
American Airlines
Boeing 757-200 pax
American Airlines
Canadair Regional Jet
American Airlines
De Havilland Canada DHC-8 Dash 8 all models
American Airlines
De Havilland Canada DHC-8-300 Dash 8 / 8Q
British Airways
Boeing 737-700 pax
Finnair
Canadair Regional Jet 700
Finnair
Embraer RJ140
Finnair
Embraer RJ145 Amazon

Discover our best flights from Philadelphia PHL to London LHR. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Philadelphia PHL to London LHR at the right price  

Airfares to London LHR from Philadelphia PHL currently cost between $549 and $725. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Philadelphia PHL to London LHR 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Philadelphia PHL to London LHR on Travelocity starting at $249. Prices and availability subject to change. Additional terms may apply. 

 

Get to London LHR from Philadelphia PHL quicker with direct flights. 

Get to London faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to LHR from PHL to take around 7 hour(s) 5 min(s).  

 

Find our cheapest airfares for flights from Philadelphia PHL to London LHR

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to LHR from PHL. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Philadelphia PHL to London LHR today 

If you’re flexible about when you travel, November is usually the cheapest month to fly from Philadelphia PHL to London LHR. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to London LHR from Philadelphia PHL 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to LHR from PHL have this option.  

 

Travel with confidence when you book flights to London LHR from Philadelphia PHL with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.