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Cheap flights from London Heathrow Airport to Pennsylvania from £203

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PHL
22 Apr — 29 Apr1
1 adult

Cheap flight deals from Heathrow to Pennsylvania

Keep the following information in mind while searching for Heathrow to Pennsylvania flight deals. Data was last updated 17 April 2025.

Round-trip from

£298

One-way from

£203

Popular in

August

Cheapest in

February

Average price

£566

Good round-trip deal

£563 or less

Good one-way deal

£503 or less
Brussels Airlines
  • Brussels Airlines
  • 5/5-12/5
  • Nonstop
  • 15h 35m total
  • London to Pennsylvania
Search Deals
5/6
  • 5/6
  • 1 total stop
  • 19h 55m total
  • London to Pennsylvania
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£48 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Pennsylvania.
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Price to beat on a one-way flight from London Heathrow to Pennsylvania.
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Find flight deals from Heathrow to Pennsylvania

Cheapest flights from Heathrow to Pennsylvania
Explore the most affordable flight options available from Heathrow to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2025.

Mon 5/513:00LHR - EWR
Nonstop8h 10mBrussels Airlines
Mon 12/523:00EWR - LHR
Nonstop7h 25mBrussels Airlines
Deal found 16/4£298
Thu 15/512:10LHR - JFK
1 stop29h 40mUnited Airlines
Wed 21/506:55JFK - LHR
2 stops33h 05mUnited Airlines
Deal found 16/4£305
Thu 15/506:50LHR - PHL
2 stops19h 33mUnited Airlines
Sun 18/506:15PHL - LHR
2 stops46h 45mUnited Airlines
Deal found 16/4£314
Fri 16/509:30LHR - JFK
1 stop17h 18mAir Canada
Fri 6/610:30JFK - LHR
2 stops15h 00mAir Canada
Deal found 16/4£321
Fri 23/509:30LHR - LGA
2 stops43h 08mUnited Airlines
Sat 31/514:58LGA - LHR
1 stop10h 57mUnited Airlines
Deal found 16/4£323
Wed 30/414:05LHR - EWR
2 stops26h 12mUnited Airlines
Wed 7/518:45EWR - LHR
Nonstop7h 30mUnited Airlines
Deal found 16/4£323
Sat 21/609:30LHR - LGA
2 stops18h 03mAir Canada
Mon 23/620:15LGA - LHR
1 stop29h 15mAir Canada
Deal found 16/4£330
Wed 30/406:00LHR - EWR
1 stop12h 15mMultiple Airlines
Wed 7/520:50EWR - LHR
Nonstop7h 30mMultiple Airlines
Deal found 16/4£330
Fri 25/406:00LHR - JFK
1 stop11h 50mSWISS
Mon 28/420:30JFK - LHR
1 stop14h 55mSWISS
Deal found 17/4£339
Wed 23/417:10LHR - JFK
1 stop24h 40mMultiple Airlines
Wed 30/418:10JFK - LHR
1 stop17h 55mMultiple Airlines
Deal found 17/4£340
Wed 9/717:40LHR - EWR
2 stops19h 28mAir Canada
Tue 25/1110:30EWR - LHR
1 stop15h 40mAir Canada
Deal found 16/4£341
Wed 23/409:30LHR - EWR
1 stop11h 10mLufthansa
Wed 30/418:15EWR - LHR
Nonstop7h 30mLufthansa
Deal found 16/4£342

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to Pennsylvania that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 April 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Pennsylvania that are best for you.

Fly from

Heathrow

Fly to

Pennsylvania

Route

Depart

Return

Price

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Mon 5/5

13:00-16:10

Nonstop8h 10m

Newark

Mon 12/5

23:00-11:25

Nonstop7h 25m

£298

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Thu 15/5

12:10-12:50

1 stop29h 40m

New York John F Kennedy Intl

Wed 21/5

06:55-21:00

2 stops33h 05m

£305

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

Thu 15/5

06:50-21:23

2 stops19h 33m

Philadelphia

Sun 18/5

06:15-10:00

2 stops46h 45m

£314

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Fri 16/5

09:30-21:48

1 stop17h 18m

New York John F Kennedy Intl

Fri 6/6

10:30-06:30

2 stops15h 00m

£321

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 23/5

09:30-23:38

2 stops43h 08m

New York LaGuardia

Sat 31/5

14:58-06:55

1 stop10h 57m

£323

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Wed 30/4

06:00-13:15

1 stop12h 15m

Newark

Wed 7/5

20:50-09:20

Nonstop7h 30m

£330

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Sat 21/6

09:30-22:33

2 stops18h 03m

New York LaGuardia

Mon 23/6

20:15-06:30

1 stop29h 15m

£330

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Sun 18/5

08:45-16:35

1 stop12h 50m

New York John F Kennedy Intl

Sun 8/6

16:15-07:55

1 stop10h 40m

£339

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Mon 5/5

06:00-12:50

1 stop11h 50m

New York John F Kennedy Intl

Mon 12/5

18:10-17:05

1 stop17h 55m

£340

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Wed 9/7

17:40-08:08

2 stops19h 28m

Newark

Tue 25/11

10:30-07:10

1 stop15h 40m

£341

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 60 results
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Best time to book a flight from Heathrow to Pennsylvania

Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Pennsylvania

What is the cheapest month to book a flight from London Heathrow Airport to Pennsylvania?

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Pennsylvania (average of £648). Flying from London Heathrow Airport to Pennsylvania in July is currently the most expensive (average of £839). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to PA?

Find hourly flight availability from Heathrow to Pennsylvania. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2025.

When flying from London Heathrow Airport to Pennsylvania, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London Heathrow Airport to Pennsylvania

Explore weekly flight availability from Heathrow to Pennsylvania. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 April 2025.

The most flights from LHR to USPA are scheduled on a Monday (15 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in Pennsylvania by month

Plan your trip to Pennsylvania by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Pennsylvania ranges from 69.0 - 112.0 inches per month. July is typically the wettest month, when rainfall can reach 112.0 mm. February is typically the driest time to visit Pennsylvania when rainfall is around 69.0 mm.

Temperature in Pennsylvania by month

Plan your trip to Pennsylvania by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Pennsylvania, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Reviews of airlines servicing Pennsylvania

Get insights into the airlines that provide service to Pennsylvania. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pennsylvania. Reviews last updated 17 April 2025.
See what other customers who have flown with Delta, KLM and Finnair from London to Pennsylvania have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,916 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,916 reviews
Delta
8.0
Very Good
7,916 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,327 reviews
Delta
8.0
Very Good
7,916 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very Good
7,916 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
775 reviews
Delta
8.0
Very Good
7,916 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very Good
7,916 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Pennsylvania. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from London Heathrow Airport to Pennsylvania one-way?

    One-way options have recently been found by users for as low as £214 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include Vueling from £215 and Lufthansa from £333 one-way.

  • What are the most popular routes from London Heathrow Airport to Pennsylvania?

    The most popular flight routes from London Heathrow Airport to Pennsylvania are London Heathrow - New York John F Kennedy Intl, London Heathrow - Newark and London Heathrow - New York LaGuardia.

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

    Before booking your flight to Pennsylvania from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Aer Lingus (79%), American Airlines (77%), Finnair( 77%).

  • What are the cheapest flights from London Heathrow Airport to Pennsylvania?

    Looking for the cheapest flight from London Heathrow Airport to Pennsylvania? While on average our users pay £888, our data indicates the cheapest price to be £422. The most popular route (London Heathrow - New York John F Kennedy Intl), is priced around £303.

  • Can I find deals for flights from Heathrow to Pennsylvania that include hotel bookings?

    Yes. In addition to deals on Heathrow to Pennsylvania flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Pennsylvania?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Pennsylvania.

  • Can I find deals for business class flights from Heathrow to Pennsylvania?

    Yes. Cheapflights offers flight deals from Heathrow to Pennsylvania by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Pennsylvania?

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Pennsylvania (average of £648). Flying from London Heathrow Airport to Pennsylvania in July is currently the most expensive (average of £839). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Heathrow to Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to John F Kennedy Intl flights
Heathrow to LaGuardia flights
London City to John F Kennedy Intl flights
Gatwick to Newark flights
London City to Newark flights
Gatwick to LaGuardia flights
Heathrow to Los Angeles flights
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Stansted to Stewart flights
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Heathrow to San Francisco flights
Stansted to John F Kennedy Intl flights
Heathrow to O'Hare Intl flights
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Luton to John F Kennedy Intl flights
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Heathrow to Hobby flights
Gatwick to Orlando flights
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Gatwick to Boston flights
Heathrow to Baltimore flights
Heathrow to Atlanta flights
London City to Orlando flights
Heathrow to Tampa flights
Heathrow to George Bush Intcntl flights
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Heathrow to Denver flights
Heathrow to Raleigh flights
Heathrow to Charlotte flights
Heathrow to Nashville flights
Gatwick to Miami flights
London City to LaGuardia flights
Heathrow to Detroit flights
Stansted to Newark flights
Gatwick to San Francisco flights
London City to San Francisco flights
Luton to Los Angeles flights
Heathrow to Ontario flights
London City to Boston flights
Gatwick to Los Angeles flights
Gatwick to Las Vegas flights
Heathrow to Midway flights
Gatwick to O'Hare Intl flights
Heathrow to Austin flights
London City to O'Hare Intl flights

Top 10 airlines flying from Heathrow to Pennsylvania

Discover the top 10 airlines that operate flights from Heathrow to Pennsylvania. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£319Average£542FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IcelandairCheapest£340Average£523FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapest£342Average£559FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£359Average£559FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
LufthansaCheapest£430Average£571FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£438Average£628FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£454Average£669FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IberiaCheapest£466Average£611FlexibilityNo cancel feeOn-time77%
Search Iberia flights
American AirlinesCheapest£467Average£612FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AtlanticCheapest£470Average£686FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Pennsylvania?

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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Pennsylvania?

Cheapflights helps you find that perfect flight to Pennsylvania from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Heathrow to Pennsylvania with no change fees?

Need flexible booking options for your flight to Pennsylvania from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Pennsylvania become cheaper?

Yes! Start tracking prices for Heathrow to Pennsylvania flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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