Cheap flights from Heathrow to Philadelphia

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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
£298 - £537
PHL
Temperature
7 - 31 °C
PHL
Rainfall
60 - 114 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

£330

Average for round-trip flights in May 2021

Round-trip from

£298

From 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 Heathrow to Philadelphia?

To save up to 38% on this flight, we recommend booking at least 54 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Heathrow to Philadelphia from £397 1-2 weeks out and tickets from £486 for flights departing within the next 72 hours.

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

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, February can be a great choice for travel to Philadelphia. Flights to Philadelphia from Heathrow in February are about £375 on average during February, but can be found for as low as £271.

Cheap flights from Heathrow to Philadelphia in May, June 2021

The best prices found for LHR to PHL flights in May, June
15 Jun - 22 Jun
£364pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
15 Jun - 29 Jun
£365pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
15 Jun - 29 Jun
£369pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
Air Canada
   
2 STOPS
LHR
London Heathrow

Heathrow to Philadelphia 2021 flight deals

Cheap flights to Philadelphia from Heathrow found for this year
6 Sep - 27 Sep
£339pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
13 Sep - 4 Oct
£349pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
SWISS
   
2 STOPS
LHR
London Heathrow
13 Sep - 4 Oct
£350pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
Air Canada
 
1 STOP
LHR
London Heathrow

Direct flights to Philadelphia from Heathrow

Save time with Heathrow to Philadelphia direct flight deals
6 Sep - 27 Sep
£383pp
LHR
London Heathrow
Iberia
Direct
PHL
Philadelphia
PHL
Philadelphia
Iberia
Direct
LHR
London Heathrow
15 Jun - 22 Jun
£386pp
LHR
London Heathrow
Iberia
Direct
PHL
Philadelphia
PHL
Philadelphia
Iberia
Direct
LHR
London Heathrow
15 Jun - 29 Jun
£388pp
LHR
London Heathrow
Iberia
Direct
PHL
Philadelphia
PHL
Philadelphia
Iberia
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
25 May - 8 Jun
£444pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Virgin Atlantic
   
2 STOPS
LHR
London Heathrow
25 May - 7 Jun
£451pp
LHR
London Heathrow
KLM
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
KLM
 
1 STOP
LHR
London Heathrow
25 May - 7 Jun
£451pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
PHL
Philadelphia
PHL
Philadelphia
Air France
   
2 STOPS
LHR
London Heathrow

One-way flights to Philadelphia from Heathrow

The cheapest one-way flights from Heathrow to Philadelphia
09:45 - 17:38
SWISS
2 stops
36h 53m
LHR - PHL
SWISS
£264
swiss
12:00 - 09:20
American Airlines
1 stop
26h 20m
LHR - PHL
American Airlines
07:45 - 20:23
Delta
2 stops
41h 38m
LHR - PHL
Delta
£312
Delta

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

Are flight prices decreasing from Heathrow 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 Heathrow 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.

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.

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.

Can I find flights from Heathrow to Philadelphia for under £354 on Cheapflights?

Yes, there are multiple flights from Heathrow to Philadelphia for under £354. The cheapest flight booked recently is on Virgin Atlantic for just £339, but on average you can expect to pay £356.

Are there direct flights from Heathrow to Philadelphia for under £425 on Cheapflights?

Cheapflights has 20 direct flights from Heathrow to Philadelphia under £425. A good price for a direct flight from Heathrow to Philadelphia is less than £432.

Are there last-minute flights available from Heathrow to Philadelphia for under £496?

There are currently 20+ open flights from Heathrow to Philadelphia within the next 7 days for less than £496.

Does it rain more in Heathrow or Philadelphia?

Expected rainfall in Heathrow is more than in Philadelphia. You can expect this to be the case over the next 19 days.

Is Heathrow weather warmer or cooler than Philadelphia?

Expect the weather to be around 31 °C on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Philadelphia is generally hotter than in Heathrow.

How long does is the flight from Heathrow to Philadelphia?

There are many flights that can get you from Heathrow to Philadelphia in 8h 05m. Fly via Iberia, Air Canada, or Lufthansa to get the fastest option. This flight may include one or multiple stops.

What are the cheapest airlines to flying from Heathrow to Philadelphia return?

Virgin Atlantic, at £340, was found to be the cheapest airline from Heathrow to Philadelphia.Alternate airlines flying return to your destination include Lufthansa and Air Canada. These flights start at 9% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Heathrow to Philadelphia one-way?

£264 is the cheapest one-way deal found within the past few days, from SWISS. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from £286 and £288, respectively.

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 = $1.42
Flight duration
7h 42m
Average temperature for May in Philadelphia
24.0 °C
Avg rainfall for May in Philadelphia
91.0 mm

Airports servicing London

Airports servicing Philadelphia

Top 10 airlines flying from 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
Air France
£372 £491 No cancel fee 77%
Search Air France flights
Virgin Atlantic
£339 £537 No cancel fee 72%
Search Virgin Atlantic flights
Air Canada
£389 £537 No cancel fee 67%
Search Air Canada flights
Delta
£427 £538 No cancel fee N/A
Search Delta flights
KLM
£368 £557 No cancel fee 75%
Search KLM flights
British Airways
£363 £616 No cancel fee 70%
Search British Airways flights
American Airlines
£424 £645 No cancel fee 71%
Search American Airlines flights
Icelandair
£470 £675 No cancel fee 76%
Search Icelandair flights
Finnair
£409 £689 No cancel fee 76%
Search Finnair flights
Iberia
£418 £703 No cancel fee 77%
Search Iberia flights

Hourly flight availability from Heathrow to Philadelphia

See what time of day planes typically take off from Heathrow towards Philadelphia.
Afternoon Midday to 6 PM 100% of flight departures
Early morning Midnight to 6 AM 0% of flight departures
Morning 6 AM to midday 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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