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

United Airlines, Scandinavian Airlines, and British Airways can get you from London Heathrow Airport to Pennsylvania in just under 12h 35m. Your travel time can differ by up to 10h 31m. The distance from London Heathrow Airport to Pennsylvania is about 3533 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 £324 on SAUDIA. Other airlines that offer cheap prices include Air India from £393 and Emirates from £490 one-way.

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.

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).

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 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 £1,019, our data indicates the cheapest price to be £434. The most popular route (London Heathrow - New York John F Kennedy Intl), is priced around £369.

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 (85%), Finnair (70%), Iberia( 70%).

What are the most popular airlines that fly from London Heathrow Airport to Pennsylvania?

When booking a flight from London Heathrow Airport to Pennsylvania, you may want to consider flying on Emirates, Turkish Airlines or Air Mauritius as they are the most popular for this route.

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.

£395+ Cheap Flights from London Heathrow Airport to Pennsylvania

Cheap flight deals from Heathrow to Pennsylvania

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 October 2026.

Sun 25/1008:50 -

1 stop15h 30m

Thu 19/1120:50 -

1 stop13h 45m

Deal found 22/10£530

Sun 25/1008:50 -

1 stop15h 30m

Tue 17/1120:50 -

1 stop13h 45m

Deal found 22/10£532

Mon 26/1009:50 -

1 stop14h 30m

Sat 14/1120:50 -

1 stop13h 45m

Deal found 22/10£536

Mon 26/1009:50 -

1 stop14h 30m

Thu 19/1120:50 -

1 stop13h 45m

Deal found 22/10£538

Sun 25/1008:50 -

1 stop15h 30m

Sat 14/1120:50 -

1 stop9h 35m

Deal found 22/10£543

Sun 25/1008:50 -

1 stop15h 30m

Sun 15/1120:50 -

1 stop9h 35m

Deal found 22/10£544

Mon 26/1008:50 -

1 stop15h 30m

Tue 17/1120:50 -

1 stop13h 45m

Deal found 22/10£545

Sat 31/1008:50 -

1 stop15h 30m

Tue 17/1120:50 -

1 stop9h 35m

Deal found 22/10£546

Sun 1/1109:50 -

1 stop14h 30m

Tue 17/1120:50 -

1 stop13h 45m

Deal found 22/10£552

Mon 26/1008:50 -

1 stop15h 30m

Sun 15/1120:50 -

1 stop9h 35m

Deal found 22/10£559

Sun 1/1109:50 -

1 stop14h 30m

Sun 15/1120:50 -

1 stop11h 35m

Deal found 22/10£574

Mon 23/1106:00 -

2 stops21h 46m

Sat 28/1109:15 -

2 stops30h 45m

Deal found 26/10£585

Best flights from Heathrow to Pennsylvania
Discover carefully curated flight deals from Heathrow to Pennsylvania that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 October 2026.

Sat 5/1209:00 -

2 stops17h 38m

Sat 12/1206:00 -

2 stops19h 20m

Deal found 26/10£593

Mon 23/1106:40 -

2 stops23h 06m

Mon 7/1212:20 -

2 stops22h 40m

Deal found 25/10£618

Wed 9/1206:30 -

1 stop12h 35m

Mon 14/1221:15 -

1 stop10h 15m

Deal found 26/10£631

Thu 14/109:20 -

1 stop15h 49m

Mon 18/109:30 -

1 stop16h 25m

Deal found 24/10£710

Tue 24/1113:10 -

1 stop25h 17m

Tue 1/1209:52 -

1 stop15h 43m

Deal found 24/10£795

Fri 11/1212:55 -

2 stops14h 56m

Fri 18/1211:46 -

2 stops14h 19m

Deal found 26/10£1,204

Wed 31/306:40 -

2 stops22h 39m

Sun 4/407:20 -

2 stops27h 40m

Deal found 24/10£619

Mon 8/306:30 -

1 stop12h 35m

Mon 15/322:10 -

1 stop10h 20m

Deal found 23/10£654

Wed 9/1209:00 -

2 stops36h 21m

Wed 16/1210:53 -

1 stop14h 02m

Deal found 25/10£663

Sun 22/1106:40 -

2 stops23h 06m

Sat 28/1112:13 -

3 stops21h 22m

Deal found 22/10£621

Tue 8/1207:30 -

1 stop13h 35m

Tue 15/1209:45 -

1 stop15h 10m

Deal found 24/10£675

Thu 5/1106:40 -

2 stops18h 23m

Sat 14/1107:10 -

3 stops24h 45m

Deal found 23/10£624

Wed 11/1106:30 -

1 stop12h 30m

Wed 18/1119:40 -

Nonstop7h 10m

Deal found 26/10£720

Tue 8/1215:10 -

2 stops27h 50m

Tue 15/1210:35 -

1 stop15h 05m

Deal found 24/10£694

Mon 7/1210:35 -

1 stop12h 47m

Mon 14/1213:17 -

1 stop13h 03m

Deal found 26/10£724

Mon 7/1210:25 -

2 stops28h 17m

Mon 14/1215:12 -

1 stop10h 28m

Deal found 23/10£695

Mon 23/1106:40 -

2 stops23h 06m

Mon 30/1112:20 -

3 stops23h 05m

Deal found 24/10£695

Sat 16/106:30 -

1 stop12h 30m

Sat 30/118:35 -

Nonstop7h 00m

Deal found 25/10£724

Thu 3/1209:00 -

2 stops19h 44m

Mon 7/1219:54 -

2 stops30h 16m

Deal found 23/10£696

Mon 9/1106:30 -

1 stop12h 30m

Wed 18/1119:40 -

Nonstop7h 10m

Deal found 22/10£737

Sun 6/1209:00 -

2 stops19h 44m

Sun 13/1219:54 -

2 stops30h 16m

Deal found 22/10£697

Mon 11/106:40 -

2 stops22h 39m

Tue 12/111:49 -

2 stops16h 31m

Deal found 25/10£788

Wed 9/1213:00 -

2 stops25h 40m

Wed 16/1208:19 -

1 stop16h 36m

Deal found 25/10£697

Tue 24/1112:05 -

1 stop11h 59m

Tue 1/1206:00 -

2 stops20h 10m

Deal found 24/10£704

Sat 30/112:05 -

1 stop11h 39m

Wed 3/206:20 -

2 stops18h 35m

Deal found 26/10£734

Tue 15/1210:35 -

2 stops16h 47m

Tue 29/1217:20 -

1 stop33h 00m

Deal found 24/10£984

Tue 29/1213:00 -

1 stop30h 44m

Tue 5/116:55 -

1 stop32h 00m

Deal found 22/10£736

Fri 20/1110:35 -

2 stops18h 34m

Fri 27/1111:46 -

1 stop14h 34m

Deal found 24/10£1,038

Mon 7/1206:35 -

2 stops17h 15m

Mon 14/1214:50 -

1 stop10h 50m

Deal found 23/10£780

Tue 22/1211:45 -

2 stops17h 03m

Tue 29/1207:42 -

1 stop21h 18m

Deal found 24/10£1,100

Find flight deals from Heathrow to Pennsylvania

Round-trip from	£564
One-way from	£395
Popular in	August
Cheapest in	January
Average price	£695
Good round-trip deal	£598 or less
Good one-way deal	£587 or less

Scandinavian Airlines
1/4-30/4
4 total stops
57h 29m total
London to Pennsylvania

Search Deals

8/12-31/12
3 total stops
40h 06m total
London to Pennsylvania

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£58 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 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

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

LondonPhiladelphia

LHR London Heathrow - PHL Philadelphia

LHRPHL

London Heathrow

Wed 25/11

09:20-18:54

1 stop14h 34m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£439

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Thu 7/1

09:20-20:29

1 stop16h 09m

Pittsburgh

Wed 31/12

00:00-06:00

Nonstop0h 00m

£443

LondonPhiladelphia

LHR London Heathrow - PHL Philadelphia

LHRPHL

London Heathrow

Thu 10/12

09:20-18:43

1 stop14h 23m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£443

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Sat 16/1

09:20-20:29

1 stop16h 09m

Pittsburgh

Wed 31/12

00:00-06:00

Nonstop0h 00m

£444

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Wed 13/1

12:20-23:46

1 stop16h 26m

Pittsburgh

Wed 31/12

00:00-06:00

Nonstop0h 00m

£444

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Fri 15/1

09:20-20:29

1 stop16h 09m

Pittsburgh

Wed 31/12

00:00-06:00

Nonstop0h 00m

£444

Fastest return journey

LondonPhiladelphia

LHR London Heathrow - PHL Philadelphia

LHRPHL

London Heathrow

Mon 18/1

13:10-16:15

Nonstop8h 05m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£451

LondonPhiladelphia

LHR London Heathrow - PHL Philadelphia

LHRPHL

London Heathrow

Wed 20/1

13:10-16:15

Nonstop8h 05m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£466

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Mon 21/12

12:20-23:42

1 stop16h 22m

Pittsburgh

Wed 31/12

00:00-06:00

Nonstop0h 00m

£469

LondonPhiladelphia

LHR London Heathrow - PHL Philadelphia

LHRPHL

London Heathrow

Tue 15/12

08:00-21:39

2 stops18h 39m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£481

Flights are sorted by cheapest return flights first.

Deals found on 22/10

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

LHR-PHL

LHR-PIT

LHR-SCE

LHR-ERI

LHR-MDT

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

LHR-USPA

LHR-PHL

LHR-PIT

LHR-SCE

LHR-ERI

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 £586). Flying from London Heathrow Airport to Pennsylvania in August is currently the most expensive (average of £888). 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.

How much does it cost for a return flight 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 £610 and £707 in April.
The cheapest return price found within the last 5 days was £584 on United Airlines (13 Apr–20 Apr).

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 90 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.

Reviews of airlines servicing Pennsylvania

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

7.6

Good

1,417 reviews

Check prices

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

1,417 reviews

Finnair

7.6

Good

1,417 reviews

Check prices

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

1,858 reviews

Finnair

7.6

Good

1,417 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

JetBlue

7.1

Good

3,066 reviews

Finnair

7.6

Good

1,417 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

American Airlines

7.0

Good

12,187 reviews

Finnair

7.6

Good

1,417 reviews

Check prices

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

8,273 reviews

Finnair

7.6

Good

1,417 reviews

Check prices

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

How long is the flight from London Heathrow Airport to Pennsylvania?
United Airlines, Scandinavian Airlines, and British Airways can get you from London Heathrow Airport to Pennsylvania in just under 12h 35m. Your travel time can differ by up to 10h 31m. The distance from London Heathrow Airport to Pennsylvania is about 3533 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 £324 on SAUDIA. Other airlines that offer cheap prices include Air India from £393 and Emirates from £490 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 (85%), Finnair (70%), Iberia( 70%).
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 £1,019, our data indicates the cheapest price to be £434. The most popular route (London Heathrow - New York John F Kennedy Intl), is priced around £369.
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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Pennsylvania (average of £586). Flying from London Heathrow Airport to Pennsylvania in August is currently the most expensive (average of £888). 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

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Heathrow to Denver flights

Luton to Orlando flights

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Stansted to Boston flights

Top 10 airlines flying from Heathrow to Pennsylvania

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest£256	Average£257	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
JetBlue	Cheapest£421	Average£578	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Finnair	Cheapest£450	Average£730	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Iberia	Cheapest£455	Average£794	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
American Airlines	Cheapest£466	Average£747	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Aer Lingus	Cheapest£480	Average£760	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
United Airlines	Cheapest£494	Average£777	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
British Airways	Cheapest£497	Average£732	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Icelandair	Cheapest£557	Average£674	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Lufthansa	Cheapest£584	Average£810	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Fly with Cheapflights

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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Cheap flights from London Heathrow Airport to Pennsylvania from £395

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Pennsylvania

Cheapest flights from Heathrow to PennsylvaniaExplore 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 October 2026.

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 October 2026.

Best flights from Heathrow to PennsylvaniaDiscover carefully curated flight deals from Heathrow to Pennsylvania that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 October 2026.

Discover carefully curated flight deals from Heathrow to Pennsylvania that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 October 2026.

Direct flights from Heathrow to PennsylvaniaExplore direct flight options from Heathrow to Pennsylvania based on user searches, and compare prices and availability for your desired travel dates. Data last updated 27 October 2026.

Explore direct flight options from Heathrow to Pennsylvania based on user searches, and compare prices and availability for your desired travel dates. Data last updated 27 October 2026.

Last-minute flights from Heathrow to PennsylvaniaDiscover last-minute flight deals from Heathrow to Pennsylvania. Data last updated 27 October 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Pennsylvania. Data last updated 27 October 2026 and is based on user searches.

One-way flights from Heathrow to PennsylvaniaSearch for one-way flight options from Heathrow to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated 27 October 2026.

Search for one-way flight options from Heathrow to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated 27 October 2026.

Find flight deals from Heathrow to Pennsylvania

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

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

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.

Cheapflights Insights

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

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 October 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.

How much does it cost for a return flight 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 £610 and £707 in April.The cheapest return price found within the last 5 days was £584 on United Airlines (13 Apr–20 Apr).

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 90 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.

Reviews of airlines servicing Pennsylvania

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.

Related info for your journey

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

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

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

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

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

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

How can I find direct flights from Heathrow to Pennsylvania?

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

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

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.

Complete your trip

Complete your trip to Pennsylvania by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Heathrow to Pennsylvania by cabin class

Find flights from Heathrow to Pennsylvania, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Heathrow and Pennsylvania flights

Browse other Heathrow and Pennsylvania flight options. Last updated on 27 October 2026.

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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 October 2026.

Best flights from Heathrow to Pennsylvania
Discover carefully curated flight deals from Heathrow to Pennsylvania that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 October 2026.

Direct flights from Heathrow to Pennsylvania
Explore direct flight options from Heathrow to Pennsylvania based on user searches, and compare prices and availability for your desired travel dates. Data last updated 27 October 2026.

Last-minute flights from Heathrow to Pennsylvania
Discover last-minute flight deals from Heathrow to Pennsylvania. Data last updated 27 October 2026 and is based on user searches.

One-way flights from Heathrow to Pennsylvania
Search for one-way flight options from Heathrow to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated 27 October 2026.

London Heathrow Airport to Pennsylvania flights typically cost between £610 and £707 in April.
The cheapest return price found within the last 5 days was £584 on United Airlines (13 Apr–20 Apr).