Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Pennsylvania from £264

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PHL
29 Mar — 5 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Pennsylvania

Enter your travel dates to find the best prices.

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 27 February 2026.

Wed 18/306:40
LHR
-
JFK
1 stop14h 05m
Scandinavian Airlines
Sat 18/417:10
JFK
-
LHR
1 stop23h 25m
Scandinavian Airlines
Deal found 24/2£326
Wed 18/312:15
LHR
-
JFK
1 stop10h 45m
Icelandair
Mon 23/320:25
JFK
-
LHR
1 stop19h 05m
Icelandair
Deal found 23/2£327
Thu 16/413:05
LHR
-
JFK
1 stop11h 15m
Icelandair
Fri 24/423:10
JFK
-
LHR
1 stop16h 10m
Icelandair
Deal found 23/2£328
Wed 11/320:35
LHR
-
JFK
1 stop26h 25m
Icelandair
Tue 5/520:30
JFK
-
LHR
1 stop10h 25m
Icelandair
Deal found 23/2£329
Sun 8/320:35
LHR
-
JFK
1 stop26h 25m
Icelandair
Mon 23/320:25
JFK
-
LHR
1 stop10h 25m
Icelandair
Deal found 23/2£330
Sat 9/513:05
LHR
-
JFK
1 stop11h 15m
Icelandair
Mon 11/520:30
JFK
-
LHR
1 stop10h 25m
Icelandair
Deal found 25/2£330
Tue 14/407:05
LHR
-
JFK
1 stop13h 35m
Scandinavian Airlines
Tue 28/417:10
JFK
-
LHR
1 stop11h 25m
Scandinavian Airlines
Deal found 24/2£332
Tue 14/407:05
LHR
-
JFK
1 stop13h 35m
Scandinavian Airlines
Tue 21/417:10
JFK
-
LHR
1 stop11h 25m
Scandinavian Airlines
Deal found 24/2£333
Mon 13/419:50
LHR
-
JFK
1 stop24h 50m
Scandinavian Airlines
Mon 20/418:55
JFK
-
LHR
1 stop16h 05m
Scandinavian Airlines
Deal found 26/2£333
Thu 16/407:05
LHR
-
JFK
1 stop13h 35m
Scandinavian Airlines
Sun 19/417:10
JFK
-
LHR
1 stop23h 25m
Scandinavian Airlines
Deal found 26/2£334
Tue 28/416:40
LHR
-
LGA
1 stop11h 50m
United Airlines
Thu 7/519:29
LGA
-
LHR
1 stop10h 11m
United Airlines
Deal found 24/2£339
Thu 19/306:40
LHR
-
EWR
1 stop11h 55m
Scandinavian Airlines
Wed 29/417:15
EWR
-
LHR
1 stop11h 05m
Scandinavian Airlines
Deal found 23/2£344

Find flight deals from Heathrow to Pennsylvania

Keep the following information in mind while searching for Heathrow to Pennsylvania flight deals. Data was last updated 27 February 2026.

Round-trip from

£326

One-way from

£264

Popular in

December

Cheapest in

September

Average price

£543

Good round-trip deal

£519 or less

Good one-way deal

£390 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 18/3-18/4
  • 2 total stops
  • 37h 30m total
  • London to Pennsylvania
Search Deals
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 12/3
  • 1 total stop
  • 16h 50m total
  • London to Pennsylvania
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£17 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Pennsylvania.
Search Deals
Price to beat on a one-way flight from London Heathrow to Pennsylvania.
Search Deals

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 27 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Pennsylvania that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Thu 16/4

21:05-13:15

2 stops21h 10m

Newark

Sun 19/4

17:45-14:35

1 stop15h 50m

£413

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Wed 6/5

08:40-15:35

1 stop11h 55m

Washington, D.C. Dulles Intl

Tue 19/5

22:55-11:20

Nonstop7h 25m

£424

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Wed 8/4

21:05-15:40

2 stops23h 35m

New York John F Kennedy Intl

Tue 14/4

17:10-16:25

1 stop18h 15m

£428

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Tue 5/5

11:20-17:30

1 stop11h 10m

Washington, D.C. Reagan-National

Sun 10/5

17:00-09:15

1 stop11h 15m

£435

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Mon 16/3

06:00-15:15

1 stop13h 15m

Newark

Mon 23/3

23:40-11:05

Nonstop7h 25m

£443

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Thu 28/5

06:00-15:30

1 stop14h 30m

Newark

Sat 3/10

17:30-10:20

1 stop11h 50m

£444

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Mon 13/4

10:20-19:10

1 stop13h 50m

New York John F Kennedy Intl

Mon 20/4

18:20-06:25

Nonstop7h 05m

£446

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Wed 18/3

06:00-15:25

1 stop13h 25m

Washington, D.C. Dulles Intl

Tue 31/3

20:20-16:25

1 stop15h 05m

£447

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sun 26/4

15:50-22:41

1 stop11h 51m

Washington, D.C. Reagan-National

Tue 5/5

06:00-20:10

1 stop9h 10m

£449

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Sat 11/4

14:00-17:25

Nonstop8h 25m

Washington, D.C. Dulles Intl

Mon 20/4

17:40-06:20

Nonstop7h 40m

£455

Flights are sorted by cheapest return flights first.

Deals found on 23/2

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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, April is the cheapest month in which you can book a flight from London Heathrow Airport to Pennsylvania (average of £323). Flying from London Heathrow Airport to Pennsylvania in August is currently the most expensive (average of £489). 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 27 February 2026.

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 27 February 2026.

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

How much does it cost for a return flight from London Heathrow Airport to Pennsylvania?

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 27 February 2026.
Read reviews from past customers who have flown with Finnair, United Airlines, andAer Lingus from London Heathrow Airport to Pennsylvania. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,369 reviews
Check prices

Comfort

7.4

Overall

7.6

Entertainment

6.9

Crew

8.2

Food

6.7

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Finnair
7.6
Good
1,369 reviews
Finnair
7.6
Good
1,369 reviews
Check prices

Comfort

7.4

Overall

7.6

Entertainment

6.9

Crew

8.2

Food

6.7

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
United Airlines
7.4
Good
9,358 reviews
Finnair
7.6
Good
1,369 reviews
Check prices

Comfort

7.4

Overall

7.6

Entertainment

6.9

Crew

8.2

Food

6.7

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Aer Lingus
7.2
Good
1,464 reviews
Finnair
7.6
Good
1,369 reviews
Check prices

Comfort

7.4

Overall

7.6

Entertainment

6.9

Crew

8.2

Food

6.7

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Iberia
7.0
Good
3,127 reviews
Finnair
7.6
Good
1,369 reviews
Check prices

Comfort

7.4

Overall

7.6

Entertainment

6.9

Crew

8.2

Food

6.7

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
British Airways
6.7
Okay
7,772 reviews
Finnair
7.6
Good
1,369 reviews
Check prices

Comfort

7.4

Overall

7.6

Entertainment

6.9

Crew

8.2

Food

6.7

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

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.

  • How long is the flight from London Heathrow Airport to Pennsylvania?

    Scandinavian Airlines, Virgin Atlantic, and Austrian Airlines can get you from London Heathrow Airport to Pennsylvania in just under 11h 55m. Your travel time can differ by up to 9h 15m. The distance from London Heathrow Airport to Pennsylvania is about 3664 mi. This flight may include one or multiple stops.

  • 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 £321 on JetBlue. Other airlines that offer cheap prices include Aer Lingus from £386 and British Airways from £390 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: American Airlines (75%), Aer Lingus (75%), Finnair( 75%).

  • 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 £913, our data indicates the cheapest price to be £323. The most popular route (London Heathrow - New York John F Kennedy Intl), is priced around £323.

  • 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, April is the cheapest month in which you can book a flight from London Heathrow Airport to Pennsylvania (average of £323). Flying from London Heathrow Airport to Pennsylvania in August is currently the most expensive (average of £489). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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
Heathrow to Los Angeles flights
Gatwick to Newark flights
Heathrow to Orlando flights
Stansted to John F Kennedy Intl flights
Heathrow to Miami flights
Gatwick to LaGuardia flights
Heathrow to San Francisco flights
Heathrow to Boston flights
Luton to John F Kennedy Intl flights
Heathrow to O'Hare Intl flights
London City to Newark flights
Stansted to Newark flights
Gatwick to Orlando flights
Heathrow to Dallas/Fort Worth flights
Luton to Newark flights
Heathrow to Las Vegas flights
Gatwick to Los Angeles flights
Heathrow to Atlanta flights
Heathrow to Seattle flights
Gatwick to Boston flights
Heathrow to Hobby flights
Heathrow to Dulles Intl flights
Stansted to Los Angeles flights
Gatwick to Miami flights
London City to Miami flights
Stansted to Miami flights
Heathrow to Baltimore flights
Heathrow to Tampa flights
Stansted to Orlando flights
London City to Los Angeles flights
Heathrow to George Bush Intcntl flights
Heathrow to Nashville flights
Heathrow to Denver flights
London City to Boston flights
Heathrow to Ontario flights
Gatwick to San Francisco flights
Luton to Miami flights
London City to Orlando flights
Stansted to San Francisco flights
Luton to Los Angeles flights
Heathrow to Midway flights
Stansted to Boston flights
Heathrow to Detroit flights
Heathrow to Raleigh flights
Gatwick to Las Vegas 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 27 February 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£300Average£512FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest£335Average£526FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
IcelandairCheapest£382Average£499FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest£409Average£531FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
JetBlueCheapest£416Average£578FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£446Average£616FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£449Average£618FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£450Average£610FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AtlanticCheapest£455Average£647FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Aer LingusCheapest£460Average£748FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Heathrow to Pennsylvania via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.