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Cheap flights from London Heathrow Airport to Pennsylvania from £298

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PHL
23 May — 30 May1
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 23 April 2026.

Mon 18/520:50
LHR
-
JFK
1 stop30h 10m
LEVEL
Sat 23/523:45
JFK
-
LHR
1 stop28h 25m
LEVEL
Deal found 18/4£411
Wed 20/512:00
LHR
-
IAD
1 stop12h 25m
American Airlines
Mon 25/513:06
IAD
-
LHR
1 stop14h 59m
American Airlines
Deal found 21/4£413
Wed 20/512:00
LHR
-
DCA
1 stop15h 15m
American Airlines
Mon 25/515:20
DCA
-
LHR
1 stop15h 50m
American Airlines
Deal found 21/4£413
Tue 19/520:50
LHR
-
JFK
1 stop30h 10m
LEVEL
Tue 26/523:45
JFK
-
LHR
1 stop28h 25m
LEVEL
Deal found 18/4£413
Wed 29/406:50
LHR
-
JFK
1 stop11h 10m
Multiple Airlines
Wed 6/516:15
JFK
-
LHR
1 stop10h 40m
Multiple Airlines
Deal found 19/4£414
Tue 8/909:55
LHR
-
JFK
1 stop16h 45m
LEVEL
Sun 27/923:25
JFK
-
LHR
1 stop28h 45m
LEVEL
Deal found 19/4£414
Tue 5/520:25
LHR
-
JFK
2 stops22h 10m
Lufthansa
Thu 14/517:30
JFK
-
LHR
1 stop11h 25m
Lufthansa
Deal found 20/4£415
Mon 4/506:50
LHR
-
JFK
1 stop11h 10m
Multiple Airlines
Wed 13/509:00
JFK
-
LHR
1 stop16h 30m
Multiple Airlines
Deal found 20/4£416
Wed 24/612:35
LHR
-
IAD
Nonstop8h 15m
British Airways
Wed 8/719:15
IAD
-
LHR
Nonstop7h 30m
British Airways
Deal found 22/4£417
Fri 25/912:05
LHR
-
LGA
1 stop13h 54m
Air Canada
Thu 1/1016:45
LGA
-
LHR
1 stop10h 50m
Air Canada
Deal found 20/4£417
Fri 1/512:20
LHR
-
JFK
1 stop12h 45m
Multiple Airlines
Mon 4/509:00
JFK
-
LHR
1 stop20h 00m
Multiple Airlines
Deal found 20/4£417
Fri 26/611:45
LHR
-
IAD
1 stop12h 33m
Delta
Sat 4/711:06
IAD
-
LHR
1 stop15h 04m
Delta
Deal found 22/4£417

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 23 April 2026.

Round-trip from

£411

One-way from

£298

Popular in

December

Cheapest in

September

Average price

£624

Good round-trip deal

£626 or less

Good one-way deal

£480 or less
LEVEL
  • LEVEL
  • 18/5-23/5
  • 2 total stops
  • 58h 35m total
  • London to Pennsylvania
Search Deals
6/5
  • 6/5
  • 1 total stop
  • 29h 15m total
  • London to Pennsylvania
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£3 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 23 April 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

Cheapest return flight

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 15/5

07:25-18:25

2 stops16h 00m

New York LaGuardia

Mon 18/5

14:30-08:35

1 stop13h 05m

£443

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Wed 6/5

09:55-22:00

1 stop17h 05m

New York John F Kennedy Intl

Thu 17/9

23:25-09:10

1 stop28h 45m

£443

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Thu 4/6

20:50-21:40

1 stop29h 50m

New York John F Kennedy Intl

Thu 11/6

23:25-09:10

1 stop28h 45m

£443

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Wed 20/5

21:05-13:15

2 stops21h 10m

Newark

Wed 27/5

17:45-14:35

1 stop15h 50m

£448

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Mon 4/5

08:40-14:35

1 stop10h 55m

New York John F Kennedy Intl

Wed 13/5

19:00-07:15

Nonstop7h 15m

£450
Fastest return journey

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Wed 6/5

10:25-13:20

Nonstop7h 55m

Newark

Mon 11/5

09:45-21:35

Nonstop6h 50m

£454

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Mon 4/5

10:30-13:30

Nonstop8h 00m

New York John F Kennedy Intl

Mon 11/5

19:29-12:10

1 stop11h 41m

£472

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Mon 1/6

18:40-14:59

1 stop25h 19m

Newark

Sun 7/6

17:45-12:55

2 stops14h 10m

£476

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Mon 28/9

21:05-17:00

2 stops24h 55m

New York John F Kennedy Intl

Mon 5/10

18:55-16:25

2 stops16h 30m

£477

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Mon 4/5

09:40-20:14

2 stops15h 34m

New York LaGuardia

Mon 11/5

16:00-06:45

1 stop9h 45m

£481

Flights are sorted by cheapest return flights first.

Deals found on 18/4

Showing 1-10 of 60 resultsSorted by cheapest first
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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

How far ahead should I book a flight from London Heathrow Airport to Pennsylvania?

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Pennsylvania, you should look to book at least 10 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to Pennsylvania (average of £209). Flying from London Heathrow Airport to Pennsylvania in March is currently the most expensive (average of £426). 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 23 April 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 23 April 2026.

The most flights from LHR to USPA are scheduled on a Monday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (15 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 23 April 2026.
Read reviews from past customers who have flown with Finnair,Aer Lingus, andJetBlue from London Heathrow Airport to Pennsylvania. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.7
Good
1,390 reviews
Check prices

Overall

7.7

Comfort

7.4

Boarding

7.7

Food

6.7

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Finnair
7.7
Good
1,390 reviews
Finnair
7.7
Good
1,390 reviews
Check prices

Overall

7.7

Comfort

7.4

Boarding

7.7

Food

6.7

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Aer Lingus
7.3
Good
1,528 reviews
Finnair
7.7
Good
1,390 reviews
Check prices

Overall

7.7

Comfort

7.4

Boarding

7.7

Food

6.7

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
JetBlue
7.2
Good
2,954 reviews
Finnair
7.7
Good
1,390 reviews
Check prices

Overall

7.7

Comfort

7.4

Boarding

7.7

Food

6.7

Entertainment

6.9

Crew

8.2

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
3,195 reviews
Finnair
7.7
Good
1,390 reviews
Check prices

Overall

7.7

Comfort

7.4

Boarding

7.7

Food

6.7

Entertainment

6.9

Crew

8.2

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
7,910 reviews
Finnair
7.7
Good
1,390 reviews
Check prices

Overall

7.7

Comfort

7.4

Boarding

7.7

Food

6.7

Entertainment

6.9

Crew

8.2

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?

    United Airlines, LEVEL, and Scandinavian Airlines can get you from London Heathrow Airport to Pennsylvania in just under 16h. Your travel time can differ by up to 5h 10m. The distance from London Heathrow Airport to Pennsylvania is about 3438 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 £322 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: Malaysia Airlines (79%), American Airlines (73%), Finnair( 73%).

  • 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 £1,037, our data indicates the cheapest price to be £445. The most popular route (London Heathrow - New York John F Kennedy Intl), is priced around £325.

  • 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, August is the cheapest month in which you can book a flight from London Heathrow Airport to Pennsylvania (average of £209). Flying from London Heathrow Airport to Pennsylvania in March is currently the most expensive (average of £426). 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
Stansted to John F Kennedy Intl flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Heathrow to Los Angeles flights
Gatwick to LaGuardia flights
Luton to John F Kennedy Intl flights
Heathrow to Orlando flights
Heathrow to Boston flights
Stansted to Newark flights
Luton to Newark flights
London City to Newark flights
Heathrow to Miami flights
Heathrow to Dulles Intl flights
Heathrow to Dallas/Fort Worth flights
Heathrow to San Francisco flights
Heathrow to O'Hare Intl flights
Heathrow to Las Vegas flights
Gatwick to Orlando flights
Gatwick to Boston flights
Gatwick to Los Angeles flights
Stansted to Los Angeles flights
Heathrow to Seattle flights
London City to Los Angeles flights
Heathrow to Baltimore flights
Heathrow to Hobby flights
London City to Boston flights
Stansted to Orlando flights
Gatwick to Miami flights
Heathrow to Tampa flights
Heathrow to Atlanta flights
Heathrow to Ontario flights
Stansted to Boston flights
Stansted to Miami flights
Gatwick to San Francisco flights
Heathrow to Denver flights
Luton to Los Angeles flights
London City to Orlando flights
Stansted to LaGuardia flights
Heathrow to George Bush Intcntl flights
London City to San Francisco flights
Gatwick to Dulles Intl flights
Stansted to San Francisco flights
Heathrow to Santa Ana flights
London City to Miami flights
Heathrow to Reagan-National flights
Gatwick 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 23 April 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£288Average£523FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IcelandairCheapest£382Average£564FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest£409Average£533FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
JetBlueCheapest£416Average£563FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air CanadaCheapest£431Average£539FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest£448Average£622FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£450Average£610FlexibilityNo cancel feeOn-time77%
Search Iberia flights
American AirlinesCheapest£454Average£660FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AtlanticCheapest£456Average£671FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£457Average£604FlexibilityNo cancel feeOn-time76%
Search Finnair 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.

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