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

Scandinavian Airlines, Air Canada, and United Airlines can get you from London Heathrow Airport to Pennsylvania in just under 19h 21m. Your travel time can differ by up to 11h 18m. The distance from London Heathrow Airport to Pennsylvania is about 3708 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 £489 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 £1,000, our data indicates the cheapest price to be £409. The most popular route (London Heathrow - New York John F Kennedy Intl), is priced around £365.

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.

£336+ 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 24 October 2026.

Sun 25/1008:50 -

1 stop15h 30m

Thu 19/1120:50 -

1 stop13h 45m

Deal found 22/10£529

Sun 25/1008:50 -

1 stop15h 30m

Tue 17/1120:50 -

1 stop13h 45m

Deal found 22/10£531

Mon 26/1009:50 -

1 stop14h 30m

Sat 14/1120:50 -

1 stop13h 45m

Deal found 22/10£535

Mon 26/1009:50 -

1 stop14h 30m

Thu 19/1120:50 -

1 stop13h 45m

Deal found 22/10£537

Sun 25/1008:50 -

1 stop15h 30m

Sat 14/1120:50 -

1 stop9h 35m

Deal found 22/10£542

Sun 25/1008:50 -

1 stop15h 30m

Sun 15/1120:50 -

1 stop9h 35m

Deal found 22/10£543

Mon 26/1008:50 -

1 stop15h 30m

Tue 17/1120:50 -

1 stop13h 45m

Deal found 22/10£544

Sat 31/1008:50 -

1 stop15h 30m

Tue 17/1120:50 -

1 stop9h 35m

Deal found 22/10£545

Sun 1/1109:50 -

1 stop14h 30m

Tue 17/1120:50 -

1 stop13h 45m

Deal found 22/10£551

Mon 26/1008:50 -

1 stop15h 30m

Sun 15/1120:50 -

1 stop9h 35m

Deal found 22/10£558

Mon 23/1113:35 -

1 stop15h 24m

Sun 29/1120:00 -

1 stop9h 50m

Deal found 21/10£563

Fri 20/1106:40 -

2 stops23h 06m

Mon 30/1115:14 -

2 stops21h 26m

Deal found 20/10£564

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 24 October 2026.

Mon 16/1106:40 -

2 stops19h 50m

Mon 23/1106:00 -

2 stops29h 00m

Deal found 19/10£587

Wed 2/1212:05 -

1 stop11h 57m

Thu 10/1209:15 -

2 stops19h 05m

Deal found 21/10£608

Tue 8/1207:50 -

1 stop11h 15m

Tue 15/1221:15 -

1 stop11h 10m

Deal found 23/10£613

Thu 5/1109:20 -

1 stop12h 48m

Thu 12/1115:35 -

1 stop10h 20m

Deal found 19/10£677

Thu 3/1206:00 -

2 stops19h 30m

Thu 10/1212:10 -

2 stops25h 45m

Deal found 19/10£680

Fri 20/1106:40 -

3 stops19h 50m

Mon 30/1115:14 -

2 stops25h 26m

Deal found 21/10£595

Thu 3/1207:30 -

1 stop13h 35m

Thu 10/1209:15 -

2 stops19h 05m

Deal found 19/10£609

Sat 21/1118:00 -

2 stops25h 16m

Sun 22/1117:05 -

1 stop13h 15m

Deal found 19/10£614

Sat 7/1106:40 -

3 stops18h 23m

Sat 14/1111:00 -

2 stops24h 00m

Deal found 23/10£620

Mon 16/1112:20 -

1 stop16h 21m

Wed 2/1206:00 -

1 stop10h 40m

Deal found 19/10£684

Mon 23/1106:05 -

1 stop13h 35m

Mon 30/1118:35 -

Nonstop7h 00m

Deal found 23/10£699

Sun 14/306:00 -

3 stops30h 58m

Sun 28/307:00 -

2 stops24h 45m

Deal found 20/10£717

Wed 23/1206:40 -

2 stops18h 50m

Sun 3/112:05 -

3 stops25h 45m

Deal found 23/10£620

Wed 4/1109:20 -

1 stop16h 51m

Sun 8/1110:27 -

1 stop15h 28m

Deal found 21/10£698

Thu 5/1107:30 -

1 stop13h 35m

Wed 11/1109:15 -

2 stops30h 45m

Deal found 19/10£667

Wed 3/212:20 -

1 stop16h 26m

Fri 5/212:10 -

1 stop13h 45m

Deal found 23/10£703

Fri 6/1118:40 -

2 stops30h 23m

Mon 9/1112:25 -

2 stops24h 15m

Deal found 23/10£660

Mon 16/1107:30 -

2 stops16h 05m

Mon 23/1117:55 -

1 stop10h 15m

Deal found 19/10£677

Thu 26/1109:30 -

1 stop11h 35m

Mon 30/1109:45 -

1 stop15h 10m

Deal found 23/10£688

Mon 23/1106:40 -

2 stops23h 06m

Mon 30/1115:14 -

2 stops21h 26m

Deal found 21/10£691

Tue 17/1107:40 -

2 stops21h 04m

Tue 24/1113:49 -

1 stop11h 06m

Deal found 20/10£690

Wed 31/306:40 -

2 stops22h 39m

Sun 4/407:20 -

2 stops27h 40m

Deal found 20/10£691

Tue 17/1110:25 -

2 stops18h 19m

Tue 24/1110:30 -

2 stops16h 25m

Deal found 20/10£690

Thu 3/1209:00 -

2 stops19h 44m

Mon 7/1219:54 -

2 stops30h 16m

Deal found 23/10£695

Sun 6/1209:00 -

2 stops19h 44m

Sun 13/1219:54 -

2 stops30h 16m

Deal found 22/10£696

Mon 16/1112:00 -

1 stop12h 08m

Wed 2/1210:00 -

2 stops15h 40m

Deal found 19/10£701

Sat 30/106:50 -

2 stops15h 09m

Tue 2/210:25 -

2 stops17h 45m

Deal found 19/10£705

Thu 3/1212:00 -

2 stops26h 42m

Thu 10/1215:12 -

2 stops20h 08m

Deal found 19/10£718

Thu 3/1207:40 -

2 stops31h 00m

Thu 10/1210:35 -

1 stop15h 05m

Deal found 19/10£720

Sat 5/1209:00 -

2 stops17h 16m

Sat 12/1219:54 -

2 stops30h 16m

Deal found 21/10£724

Find flight deals from Heathrow to Pennsylvania

Round-trip from	£535
One-way from	£336
Popular in	August
Cheapest in	January
Average price	£673
Good round-trip deal	£593 or less
Good one-way deal	£490 or less

Aer Lingus
26/10-14/11
2 total stops
28h 15m total
London to Pennsylvania

Search Deals

19/1-31/12
3 total stops
41h 46m total
London to Pennsylvania

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£59 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

Mon 18/1

06:30-14:05

1 stop12h 35m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£414

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Sun 7/2

20:45-08:24

3 stops40h 39m

Pittsburgh

Wed 31/12

00:00-06:00

Nonstop0h 00m

£417

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

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

£442

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

£443

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

£443

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Sun 17/1

09:20-20:29

1 stop16h 09m

Pittsburgh

Wed 31/12

00:00-06:00

Nonstop0h 00m

£443

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Sun 10/1

20:45-08:24

3 stops40h 39m

Pittsburgh

Wed 31/12

00:00-06:00

Nonstop0h 00m

£448

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Sun 7/2

18:40-21:00

2 stops31h 20m

Pittsburgh

Wed 31/12

00:00-06:00

Nonstop0h 00m

£451

LondonPhiladelphia

LHR London Heathrow - PHL Philadelphia

LHRPHL

London Heathrow

Thu 3/12

09:00-12:14

2 stops32h 14m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£460

Flights are sorted by cheapest return flights first.

Deals found on 19/10

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-MDT

LHR-AVP

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-MDT

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 £585). Flying from London Heathrow Airport to Pennsylvania in August is currently the most expensive (average of £886). 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 £618 and £732 in November.
The cheapest return price found within the last 5 days was £586 on Air Canada (23 Nov–30 Nov).

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

1,416 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

1,416 reviews

Finnair

7.6

Good

1,416 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

1,853 reviews

Finnair

7.6

Good

1,416 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

1,416 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

12,195 reviews

Finnair

7.6

Good

1,416 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

8,267 reviews

Finnair

7.6

Good

1,416 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?
Scandinavian Airlines, Air Canada, and United Airlines can get you from London Heathrow Airport to Pennsylvania in just under 19h 21m. Your travel time can differ by up to 11h 18m. The distance from London Heathrow Airport to Pennsylvania is about 3708 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 £489 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 £1,000, our data indicates the cheapest price to be £409. The most popular route (London Heathrow - New York John F Kennedy Intl), is priced around £365.
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 £585). Flying from London Heathrow Airport to Pennsylvania in August is currently the most expensive (average of £886). 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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Top 10 airlines flying from Heathrow to Pennsylvania

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest£255	Average£256	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
JetBlue	Cheapest£420	Average£577	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Finnair	Cheapest£449	Average£729	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Iberia	Cheapest£454	Average£792	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
American Airlines	Cheapest£466	Average£746	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Aer Lingus	Cheapest£479	Average£759	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
United Airlines	Cheapest£493	Average£775	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
British Airways	Cheapest£496	Average£731	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Icelandair	Cheapest£556	Average£673	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Lufthansa	Cheapest£583	Average£808	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 £336

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/1. 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 24 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 24 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 24 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 24 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 24 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 24 October 2026.

Last-minute flights from Heathrow to PennsylvaniaDiscover last-minute flight deals from Heathrow to Pennsylvania. Data last updated 24 October 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Pennsylvania. Data last updated 24 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 24 October 2026.

Search for one-way flight options from Heathrow to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated 24 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 24 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 £618 and £732 in November.The cheapest return price found within the last 5 days was £586 on Air Canada (23 Nov–30 Nov).

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 24 October 2026.

Popular flight searches

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Heathrow to Pennsylvania flights

Consider these flights travelling from Heathrow to Pennsylvania.

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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 24 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 24 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 24 October 2026.

Last-minute flights from Heathrow to Pennsylvania
Discover last-minute flight deals from Heathrow to Pennsylvania. Data last updated 24 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 24 October 2026.

London Heathrow Airport to Pennsylvania flights typically cost between £618 and £732 in November.
The cheapest return price found within the last 5 days was £586 on Air Canada (23 Nov–30 Nov).