Pennsylvania

$444+ Cheap flights from Heathrow (LHR) to Pennsylvania

LHR — PHL
Dec 10 — Dec 171
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Cheap flight deals from Heathrow to Pennsylvania

Cheapest flights from Heathrow to Pennsylvania

Wed 12/26:40 am -
2 stops23h 12m
Mon 12/73:39 pm -
2 stops19h 21m
Deal found 11/9$795
Mon 12/76:00 am -
2 stops21h 36m
Mon 12/149:15 am -
2 stops16h 55m
Deal found 11/8$796
Wed 11/256:00 am -
2 stops21h 36m
Wed 12/29:15 am -
2 stops30h 45m
Deal found 11/7$799
Sun 11/226:00 am -
2 stops21h 36m
Mon 12/79:15 am -
2 stops16h 55m
Deal found 11/7$801
Tue 11/249:00 am -
2 stops18h 36m
Tue 12/19:15 am -
2 stops30h 45m
Deal found 11/6$804
Tue 11/246:00 am -
2 stops21h 36m
Tue 12/85:05 pm -
2 stops33h 05m
Deal found 11/5$806
Wed 12/28:25 pm -
2 stops31h 44m
Wed 12/912:01 pm -
3 stops23h 04m
Deal found 11/8$807
Thu 12/247:30 pm -
2 stops32h 36m
Thu 12/318:30 am -
2 stops26h 30m
Deal found 11/9$808
Thu 12/39:00 am -
2 stops18h 36m
Sun 12/69:15 am -
2 stops30h 45m
Deal found 11/5$808
Wed 12/166:40 am -
2 stops23h 06m
Wed 1/611:58 am -
2 stops16h 22m
Deal found 11/8$813
Mon 11/236:40 am -
2 stops23h 06m
Mon 11/305:08 pm -
2 stops20h 22m
Deal found 11/9$822
Thu 12/245:00 pm -
2 stops35h 06m
Wed 1/611:58 am -
2 stops28h 42m
Deal found 11/9$825

Find flight deals from Heathrow to Pennsylvania

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$726

One-way from

$444
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$920

Good round-trip deal

$1,020 or less

Good one-way deal

$711 or less
Provider with most accurate pricing for London (LON)-Philadelphia flight deals.
Provider most trusted by Cheapflights users for London (LON)-Philadelphia flights.
From London Heathrow to Pennsylvania
One-way flight from London Heathrow to Pennsylvania
Highest demand for flights based on searches. 9% potential increase in price ($102 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Average for round-trip flights in November 2026
Price to beat on a round-trip flight from London Heathrow to Pennsylvania.
Price to beat on a one-way flight from London Heathrow to Pennsylvania.

Cheapflights Fare Finder

 
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 round-trip

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Sat 3/6

6:00 am-7:20 pm

2 stops18h 20m

Pittsburgh

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$569

LondonPhiladelphia

LHR London Heathrow - PHL Philadelphia

LHRPHL

London Heathrow

Tue 12/29

6:30 am-2:00 pm

1 stop12h 30m

Philadelphia

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$604

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Mon 2/15

6:00 am-8:35 pm

2 stops19h 35m

Pittsburgh

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$605

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Sun 2/7

12:20 pm-11:46 pm

1 stop16h 26m

Pittsburgh

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$633

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Fri 2/5

12:20 pm-11:46 pm

1 stop16h 26m

Pittsburgh

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$638

LondonPhiladelphia

LHR London Heathrow - PHL Philadelphia

LHRPHL

London Heathrow

Mon 12/28

12:05 pm-12:34 am

2 stops17h 29m

Philadelphia

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$641

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Mon 3/1

3:55 pm-7:20 pm

Nonstop8h 25m

Pittsburgh

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$644

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Thu 1/7

8:45 am-12:49 pm

2 stops33h 04m

Pittsburgh

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$645

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Sun 4/25

11:55 am-11:55 pm

1 stop17h 00m

Pittsburgh

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$647

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Sat 12/5

8:50 pm-8:30 pm

3 stops28h 40m

Pittsburgh

Wed 12/31

12:00 am-6:00 am

Nonstop0h 00m

$661

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 59 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 round-trip price

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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Pennsylvania (average of $783). Flying from London Heathrow Airport to Pennsylvania in August is currently the most expensive (average of $1,186). 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?

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

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 to fly round-trip from London Heathrow Airport to Pennsylvania?

Airfare is below average for this route at the moment.
London Heathrow Airport to Pennsylvania flights typically cost between $831 and $971 in January.
The cheapest round-trip price found within the last 5 days was $795 on Scandinavian Airlines (Jan 22-Jan 30).

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

The price you pay for your flight from London Heathrow Airport to Pennsylvania may vary depending on when you book. For the best chance of a lower fare, look to book 90 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Pennsylvania

See what other customers who have flown with Aer Lingus,American Airlines, andBritish Airways from London Heathrow Airport 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.

Crew

8.1

Boarding

7.5

Entertainment

7.0

Overall

7.3

Food

6.7

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.

Crew

8.1

Boarding

7.5

Entertainment

7.0

Overall

7.3

Food

6.7

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.

Crew

8.1

Boarding

7.5

Entertainment

7.0

Overall

7.3

Food

6.7

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.

Crew

8.1

Boarding

7.5

Entertainment

7.0

Overall

7.3

Food

6.7

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.

Related info for your journey

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

    Departing from London Heathrow Airport to Pennsylvania will take you 8h 25m. London Heathrow Airport and Pennsylvania are separated by a distance of 3708 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $473. However, be on the lookout for offers from JetBlue and Finnair, as they are both options that can get you from London Heathrow Airport to Pennsylvania for a low price.

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

  • 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 (86%), Finnair (71%), Iberia( 71%).

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

    The cheapest flight price from London Heathrow Airport to Pennsylvania is $527. On average you can expect to pay $972. The most popular route, (London Heathrow - Newark), can usually be booked for $500.

  • 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 vacation 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Pennsylvania (average of $783). Flying from London Heathrow Airport to Pennsylvania in August is currently the most expensive (average of $1,186). 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

Top 3 airlines flying from Heathrow to Pennsylvania

AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$609Average$908FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$610Average$1,232FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$677Average$1,075FlexibilityNo cancel feeOn-timeN/A

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