Cheap flights from Philadelphia (PHL) to Heathrow (LHR)

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How to find the cheapest flight from
Philadelphia (PHL) to Heathrow (LHR)

All the information you need to plan the best PHL to LHR flight in 2022: compare Philadelphia to Heathrow flight prices with the expected peak season, weather and rainfall in Heathrow.
PHL - LHR
Price
$507 - $955
LHR
Temperature
39.2 - 62.6 °F
LHR
Precipitation
1.6 - 2.8 inches

Popular in

June

High demand for flights, 29% potential price rise

Cheapest in

February

Best time to find cheap flights, 25% potential price drop

Round-trip from

$507

From Philadelphia to London Heathrow

One-way from

$319

One-way flight from Philadelphia to London Heathrow

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest month to fly from Philadelphia to London Heathrow Airport?

Our data shows that February tends to be the cheapest month to fly to London Heathrow Airport from Philadelphia. Users have commonly found prices around $667 for the month, but tickets can be as low as $403. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from Philadelphia to London Heathrow Airport (PHL - LHR)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to London Heathrow Airport as you normally would.

How far in advance should I book a flight from Philadelphia to London Heathrow Airport?

Users have found that booking a flight from Philadelphia to London Heathrow Airport at least 38 days early can save you up to 59% on average compared to booking a flight this week. If booking 38 days before your flight isn’t an option for you, users have found flights from Philadelphia to London Heathrow Airport for as little as $825 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,026 for flights departing within the next 3 days.

Cheap flights from Philadelphia to Heathrow in January, February 2022

The best prices found for PHL to LHR flights for January, February
4 Feb - 6 Feb
$519pp
PHL
Philadelphia
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
   
2 STOPS
PHL
Philadelphia
9 Feb - 15 Feb
$539pp
PHL
Philadelphia
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Virgin Atlantic
   
2 STOPS
PHL
Philadelphia
4 Feb - 6 Feb
$540pp
PHL
Philadelphia
Air France
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Air France
   
2 STOPS
PHL
Philadelphia

Philadelphia to Heathrow 2022 flight deals

Cheap flights to Heathrow from Philadelphia found for this year
4 Feb - 6 Feb
$519pp
PHL
Philadelphia
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
   
2 STOPS
PHL
Philadelphia
1 Mar - 8 Mar
$537pp
PHL
Philadelphia
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Virgin Atlantic
   
2 STOPS
PHL
Philadelphia
9 Feb - 15 Feb
$539pp
PHL
Philadelphia
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Virgin Atlantic
   
2 STOPS
PHL
Philadelphia

Non-stop flights to Heathrow from Philadelphia

Save time with Philadelphia to Heathrow direct flight deals
1 Mar - 8 Mar
$674pp
PHL
Philadelphia
Finnair
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
PHL
Philadelphia
21 Feb - 3 Mar
$675pp
PHL
Philadelphia
British Airways
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
British Airways
Non-Stop
PHL
Philadelphia
9 Feb - 15 Feb
$676pp
PHL
Philadelphia
Finnair
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
PHL
Philadelphia

Last minute flights from Philadelphia to Heathrow

Late deals on round-trip flights to Heathrow from Philadelphia, departing today and this week
26 Jan - 2 Feb
$559pp
PHL
Philadelphia
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
PHL
Philadelphia
26 Jan - 9 Feb
$560pp
PHL
Philadelphia
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
PHL
Philadelphia
27 Jan - 31 Jan
$648pp
PHL
Philadelphia
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
PHL
Philadelphia

One-way flights to Heathrow from Philadelphia

The cheapest one-way flights from Philadelphia to Heathrow
4:30 pm - 4:40 am
Iberia
Nonstop
7h 10m
PHL - LHR
Iberia
$319
SnapTravelAir
5:00 pm - 9:55 am
Aer Lingus
1 Stop
11h 55m
PHL - LHR
Aer Lingus
$332
BudgetAir
5:04 am - 3:45 pm
Multiple Airlines
3 Stops
29h 41m
PHL - LHR
Multiple Airlines
$344
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Philadelphia</span> to <span class="emphasized">Heathrow</span> flights.

Flight FAQs

From Philadelphia to Heathrow

What airport do you fly from for flights from Philadelphia to London Heathrow?

Located just 7.0 mi from the city center, Philadelphia is the airport most travelers will use when flying to London Heathrow from Philadelphia. Booking flights from Philadelphia (PHL) to London Heathrow should be relatively easy as there are 11 daily outbound flights to London Heathrow from 11 different airlines.

Which airlines flying from Philadelphia to London Heathrow have flexible cancellations due to COVID-19?

Some of our airline partners flying from Philadelphia to London Heathrow have new flexible policies in place due to COVID-19. British Airways, American Airlines, and Aer Lingus are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like British Airways with this kind of flexibility.

Can I find flights from Philadelphia to London Heathrow Airport for under $600 on Cheapflights?

Yes, there are multiple flights from Philadelphia to London Heathrow Airport for under $600. The cheapest flight booked recently is on KLM for just $519, but on average you can expect to pay $565.

Are there nonstop flights from Philadelphia to London Heathrow Airport for under $700 on Cheapflights?

Cheapflights has at least 20 direct flights from Philadelphia to London Heathrow Airport under $700. A good price for a nonstop flight from Philadelphia to London Heathrow Airport is less than $695.

Are there last-minute flights available from Philadelphia to London Heathrow Airport for under $600?

There are currently 20+ open flights from Philadelphia to London Heathrow Airport within the next 7 days for less than $600.

What are the cheapest airlines flying from Philadelphia to London Heathrow Airport round-trip?

According to our current data, KLM ($519), Virgin Atlantic ($537), and Air France ($540) offers the cheapest pricing from Philadelphia to London Heathrow Airport. You may be able to fly from Philadelphia to London Heathrow Airport for 23% less than the average price by searching for these airlines.

What are the most popular airlines that fly from Philadelphia to London Heathrow Airport?

American Airlines, Air Canada and Finnair are the most popular airlines when flying from Philadelphia to London Heathrow Airport.

What are the cheapest flights from Philadelphia to London Heathrow Airport?

Looking for the cheapest flight from Philadelphia to London Heathrow Airport? While on average our users pay $1,131, our data indicates the cheapest price to be $352. The most popular route (Philadelphia - London Heathrow), is priced around $519.

What are the most reliable airlines from Philadelphia to London Heathrow Airport?

Consider Qatar Airways (88%), Malaysia Airlines (88%) or EL AL (88%) when booking your flight. These represent the most reliable airlines when flying from Philadelphia to London Heathrow Airport.

Related searches

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Rent a Car

Car Rentals at Heathrow Car Rentals in England

COVID Restrictions

View COVID Travel Restrictions for Heathrow (LHR)

Do I need a COVID test to fly to Heathrow from Philadelphia?

Information is based on travel restrictions from Philadelphia to London Heathrow

Most visitors from Philadelphia need to provide a negative COVID-19 test result and/or quarantine to enter London Heathrow.

COVID-19 testing requirements
Visitors from Philadelphia must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 48 hours before departing to London Heathrow.

Quarantine requirements
Visitors from Philadelphia are not required to quarantine after entering London Heathrow.

Documents
Mandatory passenger locator form - Submit the form any time in the 48 hours before arriving in the UK. Show the form when checking in your plane, train or ferry to the UK.

Managed quarantine package for Scotland - All travelers arriving directly to Scotland are required to book their Managed Quarantine Package prior to travel.

COVID-19 testing package - All travelers must book and pay for a COVID-19 Testing Package prior to travel to England and Scotland.


Do I need a test to fly back to Philadelphia from Heathrow?

Returning to Philadelphia from London Heathrow

COVID-19 testing requirements
Visitors from London Heathrow must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Philadelphia.

Quarantine requirements
Visitors from London Heathrow are not required to quarantine after entering Philadelphia.

Hide COVID Travel Restrictions for Heathrow (LHR)

Alternative routes for Philadelphia to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Heathrow

Things to know before you go - useful duration and weather info for your trip from Philadelphia to Heathrow.
Today's exchange rate
$1 = £0.74
Average temperature for January in Heathrow
48.2 °F
Avg rainfall for January in Heathrow
2.1 ″

Airports servicing Philadelphia

Airports servicing London

Top 10 airlines flying from Philadelphia to London Heathrow

The chart below displays the airlines Cheapflights users traveling from Philadelphia to Heathrow choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$401 $810 No cancel fee 69%
Icelandair
$407 $759 No cancel fee 76%
Finnair
$463 $813 No cancel fee 76%
American Airlines
$464 $890 No cancel fee 71%
British Airways
$472 $753 No cancel fee 70%
Iberia
$475 $735 No cancel fee 77%
Delta
$484 $691 No cancel fee N/A
Virgin Atlantic
$499 $711 No cancel fee 72%
Lufthansa
$513 $826 No cancel fee 76%
Air Canada
$529 $965 No cancel fee 67%

Hourly flight availability from Philadelphia to Heathrow

See what time of day planes typically take off from Philadelphia towards Heathrow.
Evening 6 PM to midnight 100% of PHL to LHR departures
Early morning Midnight to 6 AM 0% of PHL to LHR departures
Morning 6 AM to noon 0% of PHL to LHR departures
Afternoon Noon to 6 PM 0% of PHL to LHR departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Philadelphia to Heathrow
See how many times per day planes take to the skies headed from Philadelphia to Heathrow.
Sunday
12 daily flights
Monday
12 daily flights
Tuesday
8 daily flights
Wednesday
12 daily flights
Thursday
12 daily flights
Friday
12 daily flights
Saturday
12 daily flights
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