Cheap flights from Heathrow to Philadelphia

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

All the information you need to plan the best LHR to PHL flight in 2021: compare Heathrow to Philadelphia flight prices with the expected peak season, weather and rainfall in Philadelphia.
LHR - PHL
Price
£308 - £555
PHL
Temperature
1 - 26 °C
PHL
Precipitation
69 - 112 mm

Popular in

July

High demand for flights, 30% potential price rise

Cheapest in

February

Best time to find cheap flights, 20% potential price drop

Average price

£364

Average for round-trip flights in September 2021

Round-trip from

308﷼

From London Heathrow to Philadelphia

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from London Heathrow Airport to Philadelphia?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 54 days in advance, which can save you up to 38% on flights from London Heathrow Airport to Philadelphia compared to booking the week you need them. Waiting 54 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £410. For sooner than that we have options available in the next 3 days from £502.

What is the cheapest month to fly from London Heathrow Airport to Philadelphia?

The best pricing can be found in the month of February. Prices to Philadelphia from London Heathrow Airport average £387. You can even find prices in February for less than £387, as users have found deals to Philadelphia from as low as £280. The month of July appears to be one of the more expensive times to travel to Philadelphia from London Heathrow Airport. Flying in the targeted month can save you up to 40%.

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

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

Cheap flights from Heathrow to Philadelphia in September, October 2021

The best prices found for LHR to PHL flights in September, October
16 Oct - 24 Oct
£315pp
LHR
London Heathrow
Air Canada
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
Air Canada
   
2 STOPS
LHR
London Heathrow
16 Oct - 24 Oct
£319pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Air Canada
   
2 STOPS
LHR
London Heathrow
6 Oct - 3 Nov
£323pp
LHR
London Heathrow
Air Canada
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
Air Canada
   
2 STOPS
LHR
London Heathrow

London Heathrow to Philadelphia 2021 flight deals

Cheap flights to Philadelphia from Heathrow found for this year
17 Nov - 8 Dec
£309pp
LHR
London Heathrow
Air Canada
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
Air Canada
   
2 STOPS
LHR
London Heathrow
10 Nov - 25 Nov
£310pp
LHR
London Heathrow
Air Canada
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
Air Canada
   
2 STOPS
LHR
London Heathrow
10 Nov - 23 Nov
£311pp
LHR
London Heathrow
Air Canada
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
Air Canada
   
2 STOPS
LHR
London Heathrow

Direct flights to Philadelphia from Heathrow

Save time with Heathrow to Philadelphia direct flight deals
2 Nov - 16 Nov
£355pp
LHR
London Heathrow
Finnair
Direct
PHL
Philadelphia
PHL
Philadelphia
Finnair
Direct
LHR
London Heathrow
27 Oct - 15 Nov
£364pp
LHR
London Heathrow
Multiple airlines
Direct
PHL
Philadelphia
PHL
Philadelphia
Finnair
Direct
LHR
London Heathrow
16 Nov - 1 Dec
£365pp
LHR
London Heathrow
Multiple airlines
Direct
PHL
Philadelphia
PHL
Philadelphia
Finnair
Direct
LHR
London Heathrow

Last-minute flights from Heathrow to Philadelphia

Late deals on return flights to Philadelphia from Heathrow, departing today and this week
28 Sep - 28 Oct
£432pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
1 Oct - 8 Oct
£440pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
1 Oct - 8 Oct
£470pp
LHR
London Heathrow
United Airlines
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
United Airlines
   
2 STOPS
LHR
London Heathrow

One-way flights to Philadelphia from London Heathrow

The cheapest one-way flights from Heathrow to Philadelphia
02:30 - 15:31
KLM
2 stops
18h 01m
LHR - PHL
KLM
£309
KLM
02:45 - 11:08
Multiple Airlines
2 stops
13h 23m
LHR - PHL
Multiple Airlines
£310
Lufthansa
02:30 - 12:10
Lufthansa
1 stop
14h 40m
LHR - PHL
Lufthansa
£311
Lufthansa

Related info for your journey

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

Flight FAQs

From Heathrow to Philadelphia

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

Most people fly into Philadelphia (PHL) if they book a flight to Philadelphia from London Heathrow. On average, Philadelphia has 7 inbound flights from London Heathrow per day from 14 airlines. Philadelphia is conveniently located just 7.0 mi from Philadelphia’s city centre.

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

Due to the rapidly changing circumstances due to COVID-19, airlines like British Airways, Finnair, and American Airlines flying from London Heathrow to Philadelphia have implemented new flexible cancellation policies.

Are flight prices decreasing from London Heathrow Airport to Philadelphia due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both London Heathrow Airport and Philadelphia for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from London Heathrow Airport to Philadelphia for under £300 on Cheapflights?

Yes, there are multiple flights from London Heathrow Airport to Philadelphia for under £300. The cheapest flight booked recently is on Air Canada for just £296, but on average you can expect to pay £317.

Are there direct flights from London Heathrow Airport to Philadelphia for under £400 on Cheapflights?

Cheapflights has 20 direct flights from London Heathrow Airport to Philadelphia under £400. A good price for a direct flight from London Heathrow Airport to Philadelphia is less than £383.

Are there last-minute flights available from London Heathrow Airport to Philadelphia for under £500?

There are currently 20+ open flights from London Heathrow Airport to Philadelphia within the next 7 days for less than £500.

What is the cheapest airline to fly from London Heathrow Airport to Philadelphia return?

Our cheapest airline available from London Heathrow Airport to Philadelphia is Air Canada. Our recent data shows that you can find tickets from as low as £296 on this airline. Air Canada is currently priced 23% below the average price you’ll pay for this route.

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

Consider American Airlines (91%), Qatar Airways (91%) or Finnair (91%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to Philadelphia.

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

Consider American Airlines, Air Canada or Air France when booking your flight. These represent the most popular airlines when flying from London Heathrow Airport to Philadelphia.

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

The cheapest flight price from London Heathrow Airport to Philadelphia is £250. On average you can expect to pay £812. The most popular route, (London Heathrow - Philadelphia), can usually be booked for £305.

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COVID Restrictions

View COVID Travel Restrictions for Philadelphia (PHL)

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

Information is based on travel restrictions from London Heathrow to Philadelphia

Most visitors from London Heathrow will not be allowed to enter Philadelphia.

COVID-19 testing requirements
Visitors from London Heathrow must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Philadelphia.

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

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

Returning to London Heathrow from Philadelphia

COVID-19 testing requirements
Visitors from Philadelphia must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London Heathrow.

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

Hide COVID Travel Restrictions for Philadelphia (PHL)

Alternative routes for Heathrow to Philadelphia

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

Destination information for Philadelphia

Things to know before you go - useful duration and weather info for your trip from Heathrow to Philadelphia.
Today's exchange rate
£1 = $1.37
Average temperature for September in Philadelphia
27.0 °C
Avg rainfall for September in Philadelphia
109.0 mm

Airports servicing London

Airports servicing Philadelphia

Top 10 airlines flying from London Heathrow to Philadelphia

The chart below displays the airlines Cheapflights users travelling from Heathrow to Philadelphia 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
Virgin Atlantic
£248 £393 No cancel fee 72%
Search Virgin Atlantic flights
British Airways
£266 £450 No cancel fee 70%
Search British Airways flights
KLM
£270 £407 No cancel fee 75%
Search KLM flights
Air France
£272 £359 No cancel fee 77%
Search Air France flights
United Airlines
£272 £667 No cancel fee 69%
Search United Airlines flights
Air Canada
£285 £393 No cancel fee 67%
Search Air Canada flights
Finnair £300 £504 No cancel fee 76%
Search Finnair flights
Iberia
£306 £514 No cancel fee 77%
Search Iberia flights
American Airlines
£310 £472 No cancel fee 71%
Search American Airlines flights
Delta
£312 £394 No cancel fee N/A
Search Delta flights

Hourly flight availability from Heathrow to Philadelphia

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