$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 $599 round trip and $249 one way. Prices and availability subject to change. Additional terms may apply.

Wed, Nov 19 - Wed, Dec 10
PHL
Philadelphia
LHR
London
$599 Roundtrip, found 15 hours ago
$599
Roundtrip
found 15 hours ago
Select Aer Lingus flight, departing Wed, Nov 19 from Philadelphia to London, returning Wed, Dec 10, priced at $599 found 15 hours ago
Sun, Oct 19 - Thu, Oct 30
PHL
Philadelphia
LHR
London
$600 Roundtrip, found 22 hours ago
$600
Roundtrip
found 22 hours ago
Select Aer Lingus flight, departing Sun, Oct 19 from Philadelphia to London, returning Thu, Oct 30, priced at $600 found 22 hours ago
Tue, Sep 2 - Wed, Sep 24
PHL
Philadelphia
LHR
London
$601 Roundtrip, found 5 days ago
$601
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Tue, Sep 2 from Philadelphia to London, returning Wed, Sep 24, priced at $601 found 5 days ago
Wed, Nov 5 - Tue, Nov 18
PHL
Philadelphia
LHR
London
$605 Roundtrip, found 4 days ago
$605
Roundtrip
found 4 days ago
Select British Airways flight, departing Wed, Nov 5 from Philadelphia to London, returning Tue, Nov 18, priced at $605 found 4 days ago
Wed, Nov 5 - Tue, Nov 18
PHL
Philadelphia
LHR
London
$613 Roundtrip, found 4 days ago
$613
Roundtrip
found 4 days ago
Select Iberia flight, departing Wed, Nov 5 from Philadelphia to London, returning Tue, Nov 18, priced at $613 found 4 days ago
Wed, Nov 19 - Wed, Dec 10
PHL
Philadelphia
LHR
London
$614 Roundtrip, found 15 hours ago
$614
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Wed, Nov 19 from Philadelphia to London, returning Wed, Dec 10, priced at $614 found 15 hours ago
Wed, Dec 3 - Tue, Dec 9
PHL
Philadelphia
LHR
London
$625 Roundtrip, just found
$625
Roundtrip
just found
Select Lufthansa flight, departing Wed, Dec 3 from Philadelphia to London, returning Tue, Dec 9, priced at $625 just found
Sun, Sep 21 - Fri, Nov 7
PHL
Philadelphia
LHR
London
$626 Roundtrip, found 5 days ago
$626
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sun, Sep 21 from Philadelphia to London, returning Fri, Nov 7, priced at $626 found 5 days ago
Wed, Nov 19 - Wed, Dec 10
PHL
Philadelphia
LHR
London
$632 Roundtrip, found 15 hours ago
$632
Roundtrip
found 15 hours ago
Select United flight, departing Wed, Nov 19 from Philadelphia to London, returning Wed, Dec 10, priced at $632 found 15 hours ago
Tue, Aug 26 - Tue, Sep 30
PHL
Philadelphia
LHR
London
$638 Roundtrip, just found
$638
Roundtrip
just found
Select British Airways flight, departing Tue, Aug 26 from Philadelphia to London, returning Tue, Sep 30, priced at $638 just found

Heathrow flight + hotel packages - economy flights

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

Three Falcons Hotel

4 out of 5
per person
Aug 2 - Aug 6
found 1 day ago
Roundtrip flight included
Philadelphia (PHL) to London (LHR)
One Hundred Shoreditch

One Hundred Shoreditch

4 out of 5
per person
Aug 1 - Aug 7
found 1 day ago
Roundtrip flight included
Philadelphia (PHL) to London (LHR)
The Hoxton Shepherds Bush

The Hoxton Shepherds Bush

4 out of 5
per person
Aug 1 - Aug 7
found 1 day ago
Roundtrip flight included
Philadelphia (PHL) to London (LHR)
Hotel Riu Plaza London Victoria

Hotel Riu Plaza London Victoria

4 out of 5
per person
Aug 2 - Aug 6
found 1 day ago
Roundtrip flight included
Philadelphia (PHL) to London (LHR)
ME London

ME London

5 out of 5
per person
Aug 2 - Aug 6
found 1 day ago
Roundtrip flight included
Philadelphia (PHL) to London (LHR)
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Frequently asked questions

Can I catch a flight from Philadelphia Intl. Airport (PHL) to Heathrow Airport (LHR) right now?
It's wise to know about any quarantine requirements and travel advice reports in effect in your destination. Ensure you check out the Covid-19 Travel Advisor for up-to-date info on catching a flight to Heathrow Airport (LHR) from Philadelphia Airport.
Are there direct flights from Philadelphia Airport to London Heathrow?
Your next amazing adventure is on the opposite side of a single flight. You can travel direct from PHL to LHR with multiple airlines, including American Airlines and British Airways.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Heathrow Airport, please visit our Customer Service Portal.
How long is the flight from PHL to London Heathrow?
The trip from Philadelphia Airport to Heathrow Airport (LHR) usually takes around 11 hours and 43 minutes. You'll have more than enough time to catch up on some sleep on this lengthy flight, but don't forget to take essentials like a travel pillow if you really want to be comfortable.
What is the flight distance from PHL to London Heathrow?
The distance from PHL to Heathrow Airport (LHR) is 3,500 mi. Aside from cramming your laptop with more films, it'll be smart to carry some noise-canceling earbuds and a pullover as well.
What airlines fly from PHL to Heathrow Airport?
You'll find a few airlines that have direct flights between Philadelphia and London. American Airlines (AA) is one of the most reliable. This carrier operates at least 30 flights each month. An alternative is British Airways (BA), which offers 30 flights each month. The more airlines you take into account, the more likely you are to find a fantastic deal.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you're flying with British Airways, Virgin Atlantic or SAS you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

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
$599

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
*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.