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

United Airlines, Virgin Atlantic, and Delta can get you from London Heathrow Airport to Pennsylvania in just under 8h 20m. Your travel time can differ by up to 4h 20m. The distance from London Heathrow Airport to Pennsylvania is about 3440 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 £273 on JetBlue. Other airlines that offer cheap prices include British Airways from £396 and Iberia from £435 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 - Newark, London Heathrow - New York John F Kennedy Intl 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 £1,612, our data indicates the cheapest price to be £447. The most popular route (London Heathrow - Newark), is priced around £299.

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 (84%), American Airlines (77%), Finnair( 77%).

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.

£303+ 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 17 September 2026.

Fri 25/908:40 -

1 stop10h 55m

Fri 2/1018:00 -

Nonstop7h 20m

Deal found 17/9£379

Sat 31/1013:00 -

1 stop12h 30m

Fri 6/1115:30 -

1 stop10h 40m

Deal found 17/9£379

Mon 19/1009:50 -

1 stop12h 05m

Sat 24/1019:25 -

1 stop9h 50m

Deal found 17/9£379

Thu 24/914:05 -

1 stop10h 31m

Wed 21/1015:30 -

1 stop10h 00m

Deal found 16/9£380

Thu 1/1009:50 -

1 stop12h 05m

Thu 19/1118:50 -

1 stop9h 25m

Deal found 16/9£380

Sat 21/1106:00 -

2 stops15h 51m

Mon 23/1113:10 -

1 stop13h 00m

Deal found 17/9£381

Thu 1/1006:00 -

1 stop19h 05m

Sun 4/1021:45 -

1 stop29h 35m

Deal found 17/9£381

Sat 14/1106:00 -

2 stops15h 51m

Fri 20/1113:10 -

1 stop13h 00m

Deal found 16/9£381

Thu 24/906:50 -

1 stop11h 10m

Mon 28/916:15 -

1 stop10h 40m

Deal found 14/9£381

Mon 19/1007:30 -

2 stops16h 11m

Thu 29/1009:05 -

1 stop16h 50m

Deal found 17/9£382

Sat 31/1018:40 -

1 stop23h 35m

Sat 7/1119:35 -

1 stop16h 05m

Deal found 15/9£382

Fri 23/1007:30 -

2 stops16h 11m

Mon 26/1014:30 -

1 stop13h 25m

Deal found 16/9£383

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 17 September 2026.

Tue 27/1009:00 -

1 stop12h 40m

Tue 3/1119:35 -

1 stop16h 05m

Deal found 15/9£383

Fri 13/1106:30 -

1 stop12h 30m

Mon 16/1118:00 -

Nonstop7h 20m

Deal found 12/9£390

Fri 6/1111:35 -

Nonstop8h 20m

Fri 13/1120:00 -

Nonstop7h 05m

Deal found 16/9£402

Wed 18/1118:00 -

Nonstop8h 30m

Wed 9/1221:00 -

Nonstop7h 10m

Deal found 16/9£402

Sun 8/1108:15 -

Nonstop8h 09m

Sat 14/1109:26 -

Nonstop7h 14m

Deal found 15/9£403

Tue 1/1215:35 -

Nonstop8h 05m

Wed 9/1210:15 -

Nonstop6h 55m

Deal found 16/9£403

Tue 6/1016:00 -

Nonstop8h 20m

Thu 15/1008:20 -

Nonstop7h 20m

Deal found 15/9£403

Sat 5/1207:30 -

1 stop16h 35m

Tue 8/1214:54 -

1 stop11h 26m

Deal found 15/9£407

Mon 19/1016:40 -

Nonstop8h 40m

Mon 14/1218:20 -

Nonstop7h 20m

Deal found 12/9£432

Wed 25/1117:20 -

1 stop11h 21m

Mon 30/1115:30 -

1 stop10h 20m

Deal found 13/9£437

Thu 22/1021:05 -

2 stops21h 10m

Tue 27/1018:40 -

2 stops15h 55m

Deal found 12/9£520

Thu 12/1118:30 -

2 stops30h 23m

Tue 17/1109:23 -

3 stops27h 07m

Deal found 16/9£695

Thu 29/1007:30 -

2 stops17h 48m

Wed 4/1118:17 -

1 stop12h 43m

Deal found 15/9£384

Wed 25/1108:55 -

2 stops16h 36m

Wed 9/1214:44 -

2 stops14h 11m

Deal found 16/9£399

Fri 16/1018:35 -

Nonstop8h 15m

Mon 19/1013:15 -

1 stop12h 30m

Deal found 12/9£404

Thu 19/1107:25 -

Nonstop8h 12m

Thu 26/1109:26 -

Nonstop7h 14m

Deal found 13/9£404

Thu 15/1016:00 -

Nonstop8h 20m

Mon 19/1019:15 -

Nonstop7h 00m

Deal found 12/9£404

Sun 18/1007:30 -

2 stops21h 00m

Tue 27/1019:37 -

1 stop11h 13m

Deal found 15/9£384

Thu 15/1007:30 -

1 stop16h 40m

Sun 18/1009:35 -

Nonstop7h 05m

Deal found 12/9£427

Fri 2/1009:15 -

1 stop11h 52m

Thu 15/1016:55 -

1 stop9h 55m

Deal found 15/9£435

Fri 30/1009:40 -

1 stop11h 50m

Sun 8/1118:59 -

1 stop9h 56m

Deal found 17/9£406

Wed 11/1111:45 -

2 stops16h 30m

Mon 16/1108:40 -

1 stop17h 10m

Deal found 13/9£411

Fri 25/906:50 -

2 stops16h 51m

Wed 30/910:17 -

1 stop15h 28m

Deal found 15/9£384

Mon 23/1116:20 -

Nonstop8h 55m

Sun 6/1222:15 -

Nonstop7h 35m

Deal found 12/9£432

Mon 2/1113:10 -

1 stop11h 05m

Mon 16/1114:56 -

1 stop9h 54m

Deal found 12/9£436

Thu 15/1016:05 -

1 stop11h 42m

Tue 1/622:00 -

Nonstop7h 20m

Deal found 17/9£406

Thu 15/1009:30 -

2 stops18h 06m

Mon 19/1017:21 -

1 stop13h 34m

Deal found 16/9£384

Fri 13/1114:00 -

Nonstop8h 40m

Fri 14/522:35 -

Nonstop7h 25m

Deal found 13/9£432

Fri 13/1121:05 -

2 stops23h 40m

Wed 18/1117:35 -

1 stop19h 05m

Deal found 13/9£524

Tue 13/1006:30 -

2 stops15h 07m

Thu 29/1012:27 -

1 stop15h 18m

Deal found 13/9£422

Find flight deals from Heathrow to Pennsylvania

Round-trip from	£380
One-way from	£303
Popular in	August
Cheapest in	January
Average price	£660
Good round-trip deal	£624 or less
Good one-way deal	£592 or less

Air Canada
1/11-10/11
2 total stops
21h 46m total
London to Pennsylvania

Search Deals

SWISS
3/11-31/12
1 total stop
23h 35m total
London to Pennsylvania

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (£65 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 September 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

LondonNew York

LHR London Heathrow - LGA New York LaGuardia

LHRLGA

London Heathrow

Sun 29/11

18:00-11:53

1 stop22h 53m

New York LaGuardia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£339

Fastest return journey

LondonNew York

LHR London Heathrow - JFK New York John F Kennedy Intl

LHRJFK

London Heathrow

Mon 2/11

12:20-15:46

Nonstop8h 26m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£341

LondonWashington, D.C.

LHR London Heathrow - DCA Washington, D.C. Reagan-National

LHRDCA

London Heathrow

Sat 14/11

11:40-19:15

1 stop12h 35m

Washington, D.C. Reagan-National

Wed 31/12

00:00-06:00

Nonstop0h 00m

£361

LondonWashington, D.C.

LHR London Heathrow - IAD Washington, D.C. Dulles Intl

LHRIAD

London Heathrow

Tue 10/11

19:05-16:20

1 stop26h 15m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£362

LondonWashington, D.C.

LHR London Heathrow - IAD Washington, D.C. Dulles Intl

LHRIAD

London Heathrow

Sun 15/11

09:15-16:20

1 stop36h 05m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£362

LondonNew York

LHR London Heathrow - JFK New York John F Kennedy Intl

LHRJFK

London Heathrow

Tue 27/10

09:00-17:40

1 stop12h 40m

New York John F Kennedy Intl

Tue 3/11

19:35-16:40

1 stop16h 05m

£383

LondonNew York

LHR London Heathrow - LGA New York LaGuardia

LHRLGA

London Heathrow

Thu 29/10

07:30-21:18

2 stops17h 48m

New York LaGuardia

Wed 4/11

18:17-12:00

1 stop12h 43m

£384

LondonNew York

LHR London Heathrow - LGA New York LaGuardia

LHRLGA

London Heathrow

Sun 18/10

07:30-23:30

2 stops21h 00m

New York LaGuardia

Tue 27/10

19:37-10:50

1 stop11h 13m

£384

LondonNew York

LHR London Heathrow - LGA New York LaGuardia

LHRLGA

London Heathrow

Fri 25/9

06:50-18:41

2 stops16h 51m

New York LaGuardia

Wed 30/9

10:17-06:45

1 stop15h 28m

£384

LondonNew York

LHR London Heathrow - LGA New York LaGuardia

LHRLGA

London Heathrow

Thu 15/10

09:30-22:36

2 stops18h 06m

New York LaGuardia

Mon 19/10

17:21-11:55

1 stop13h 34m

£384

Flights are sorted by cheapest return flights first.

Deals found on 14/9

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-LGA

LHR-JFK

LHR-DCA

LHR-IAD

LHR-PHL

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-LGA

LHR-JFK

LHR-DCA

LHR-IAD

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Pennsylvania (average of £578). Flying from London Heathrow Airport to Pennsylvania in August is currently the most expensive (average of £876). 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 Wednesday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 on average).

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

Airfare is typical for this route at the moment.

London Heathrow Airport to Pennsylvania flights typically cost between £567 and £692 in February.
The cheapest return price found within the last 5 days was £585 on United Airlines (4 Feb–11 Feb).

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, andAmerican Airlines 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

1,431 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

1,431 reviews

Finnair

7.6

Good

1,431 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

1,765 reviews

Finnair

7.6

Good

1,431 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

7.1

Good

12,075 reviews

Finnair

7.6

Good

1,431 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

3,035 reviews

Finnair

7.6

Good

1,431 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

8,230 reviews

Finnair

7.6

Good

1,431 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, Virgin Atlantic, and Delta can get you from London Heathrow Airport to Pennsylvania in just under 8h 20m. Your travel time can differ by up to 4h 20m. The distance from London Heathrow Airport to Pennsylvania is about 3440 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 £273 on JetBlue. Other airlines that offer cheap prices include British Airways from £396 and Iberia from £435 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 - Newark, London Heathrow - New York John F Kennedy Intl 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 (84%), 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 £1,612, our data indicates the cheapest price to be £447. The most popular route (London Heathrow - Newark), is priced around £299.
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, January is the cheapest month in which you can book a flight from London Heathrow Airport to Pennsylvania (average of £578). Flying from London Heathrow Airport to Pennsylvania in August is currently the most expensive (average of £876). 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

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Alternative routes for Heathrow to Pennsylvania

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Luton to Miami flights

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London City to San Francisco flights

London City to Boston flights

Gatwick to Fort Lauderdale flights

Gatwick to O'Hare Intl flights

Gatwick to Hobby flights

Stansted to Las Vegas flights

London City to O'Hare Intl flights

Top 10 airlines flying from Heathrow to Pennsylvania

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£210	Average£692	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£254	Average£255	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
JetBlue	Cheapest£418	Average£574	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Air Canada	Cheapest£436	Average£678	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Finnair	Cheapest£447	Average£681	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Iberia	Cheapest£452	Average£796	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Lufthansa	Cheapest£459	Average£691	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Aer Lingus	Cheapest£463	Average£756	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
American Airlines	Cheapest£463	Average£733	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
United Airlines	Cheapest£490	Average£809	FlexibilityNo cancel fee	On-time69%	Search United Airlines 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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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.

Cheap flights from London Heathrow Airport to Pennsylvania from £303

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. 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 17 September 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 17 September 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 17 September 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 17 September 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 17 September 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 17 September 2026.

Last-minute flights from Heathrow to PennsylvaniaDiscover last-minute flight deals from Heathrow to Pennsylvania. Data last updated 17 September 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Pennsylvania. Data last updated 17 September 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 17 September 2026.

Search for one-way flight options from Heathrow to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated 17 September 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 17 September 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

The most flights from LHR to USPA are scheduled on a Wednesday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 on average).

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

Airfare is typical for this route at the moment.

London Heathrow Airport to Pennsylvania flights typically cost between £567 and £692 in February.The cheapest return price found within the last 5 days was £585 on United Airlines (4 Feb–11 Feb).

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, andAmerican Airlines 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?

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Heathrow and Pennsylvania flights

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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 17 September 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 17 September 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 17 September 2026.

Last-minute flights from Heathrow to Pennsylvania
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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 17 September 2026.

London Heathrow Airport to Pennsylvania flights typically cost between £567 and £692 in February.
The cheapest return price found within the last 5 days was £585 on United Airlines (4 Feb–11 Feb).