How long is the flight from London to Pennsylvania?

British Airways, United Airlines, and SWISS can get you from London to Pennsylvania in just under 12h 20m. Your travel time can differ by up to 4h 49m. London and Pennsylvania are separated by a distance of 3533 mi. Both multi-stop and direct flights can be found to your destination and back.

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

To fly one-way, consider booking your trip with SAUDIA, which is currently one of the cheapest options available, starting at £324. British Airways flights start at £331 while deals on Air India start at £393 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 to Pennsylvania?

Most travelers choose London Heathrow - New York John F Kennedy Intl, London Heathrow - Newark or London Gatwick - New York John F Kennedy Intl when deciding on the best route from London to Pennsylvania.

What are the cheapest flights from London to Pennsylvania?

Looking at all options, your cheapest flight can be booked for £386. While the most popular route (London Heathrow - New York John F Kennedy Intl) can be booked for £197 on average, our data indicates £1,602 when flying from London to Pennsylvania.

What are the most reliable airlines from London to Pennsylvania?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London to Pennsylvania on time: Malaysia Airlines (84%), American Airlines (77%), Finnair (77%).

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

British Airways, Aer Lingus and Finnair are the most popular airlines when flying from London to Pennsylvania.

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

Yes. In addition to deals on London to Pennsylvania flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to Pennsylvania?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Pennsylvania.

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

Yes. Cheapflights offers flight deals from London 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.

£350+ Cheap Flights from London to Pennsylvania

Cheap flight deals from London to Pennsylvania

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from London to Pennsylvania
Explore the most affordable flight options available from London to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Wed 7/1009:50 -

1 stop14h 05m

Wed 21/1019:35 -

Nonstop7h 15m

Deal found 18/9£585

Wed 7/1009:50 -

1 stop14h 05m

Tue 13/1018:45 -

Nonstop7h 05m

Deal found 20/9£586

Tue 6/1020:05 -

2 stops25h 00m

Sun 18/1017:40 -

2 stops14h 20m

Deal found 19/9£587

Fri 13/1108:30 -

1 stop12h 40m

Sun 22/1117:40 -

1 stop9h 10m

Deal found 19/9£588

Thu 8/1006:50 -

2 stops13h 51m

Sun 18/1015:25 -

2 stops15h 25m

Deal found 19/9£588

Thu 15/1008:40 -

1 stop14h 48m

Wed 21/1015:26 -

1 stop10h 04m

Deal found 18/9£588

Tue 6/1006:55 -

2 stops14h 10m

Sun 18/1017:40 -

1 stop14h 00m

Deal found 19/9£589

Thu 1/1008:40 -

1 stop15h 15m

Mon 5/1020:25 -

1 stop11h 15m

Deal found 18/9£589

Mon 19/1008:40 -

1 stop19h 05m

Sat 24/1006:30 -

1 stop20h 25m

Deal found 21/9£590

Tue 3/1108:40 -

2 stops20h 14m

Sun 8/1108:30 -

3 stops28h 20m

Deal found 18/9£590

Tue 15/1213:10 -

Nonstop8h 05m

Thu 31/1218:35 -

Nonstop7h 00m

Deal found 19/9£591

Tue 3/1107:45 -

3 stops20h 11m

Tue 10/1117:40 -

2 stops23h 50m

Deal found 19/9£591

Best flights from London to Pennsylvania
Discover carefully curated flight deals from London to Pennsylvania that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Wed 11/1108:50 -

1 stop12h 20m

Wed 18/1118:35 -

Nonstop7h 00m

Deal found 18/9£588

Mon 5/1007:30 -

1 stop13h 35m

Sun 18/1010:40 -

2 stops15h 05m

Deal found 19/9£594

Fri 6/1107:45 -

1 stop13h 25m

Fri 13/1117:40 -

1 stop16h 15m

Deal found 22/9£630

Wed 11/1107:05 -

3 stops22h 50m

Wed 18/1114:12 -

2 stops20h 48m

Deal found 22/9£630

Wed 30/909:55 -

2 stops17h 26m

Wed 28/1010:34 -

2 stops17h 11m

Deal found 21/9£639

Thu 5/1109:20 -

1 stop16h 51m

Thu 12/1110:27 -

1 stop15h 28m

Deal found 21/9£639

Tue 3/1108:40 -

2 stops17h 09m

Tue 10/1114:07 -

2 stops22h 43m

Deal found 19/9£651

Mon 7/1210:40 -

2 stops26h 59m

Mon 14/1209:30 -

2 stops25h 15m

Deal found 20/9£658

Mon 19/1012:00 -

1 stop11h 40m

Mon 26/1021:50 -

1 stop9h 35m

Deal found 18/9£670

Wed 7/1015:40 -

2 stops22h 51m

Wed 21/1019:19 -

2 stops14h 21m

Deal found 17/9£707

Mon 2/1115:50 -

2 stops30h 48m

Mon 9/1106:00 -

1 stop20h 50m

Deal found 20/9£751

Mon 2/1112:55 -

2 stops14h 12m

Mon 9/1112:52 -

2 stops13h 13m

Deal found 18/9£955

Tue 6/1013:25 -

1 stop10h 30m

Wed 28/1019:35 -

Nonstop7h 00m

Deal found 20/9£597

Mon 5/1016:40 -

Nonstop8h 10m

Mon 19/1021:45 -

Nonstop7h 20m

Deal found 19/9£655

Sun 14/311:10 -

1 stop11h 25m

Sun 28/308:50 -

1 stop16h 55m

Deal found 19/9£658

Tue 24/1107:50 -

1 stop11h 10m

Sun 29/1118:35 -

Nonstop7h 00m

Deal found 22/9£616

Sun 7/308:15 -

3 stops29h 43m

Sun 14/318:39 -

2 stops18h 51m

Deal found 20/9£696

Thu 22/1006:30 -

1 stop17h 25m

Wed 28/1018:40 -

1 stop19h 10m

Deal found 20/9£657

Mon 5/1013:00 -

Nonstop8h 00m

Mon 12/1018:45 -

Nonstop7h 05m

Deal found 21/9£619

Mon 19/1008:40 -

2 stops30h 12m

Mon 26/1020:13 -

2 stops20h 22m

Deal found 21/9£693

Tue 13/1018:35 -

2 stops27h 22m

Wed 11/1114:07 -

2 stops22h 43m

Deal found 19/9£776

Thu 5/1110:10 -

3 stops40h 01m

Thu 12/1117:58 -

3 stops21h 37m

Deal found 21/9£705

Wed 7/1006:40 -

2 stops19h 51m

Mon 12/1007:21 -

2 stops21h 14m

Deal found 19/9£811

Fri 27/1107:45 -

1 stop13h 25m

Mon 30/1117:40 -

1 stop11h 40m

Deal found 20/9£692

Thu 3/1209:00 -

2 stops19h 44m

Mon 7/1219:54 -

2 stops19h 41m

Deal found 17/9£693

Fri 27/1107:50 -

1 stop11h 10m

Mon 30/1118:35 -

Nonstop7h 00m

Deal found 22/9£631

Tue 24/1108:40 -

2 stops17h 09m

Sun 29/1114:07 -

2 stops22h 43m

Deal found 19/9£777

Mon 19/1006:00 -

3 stops31h 17m

Mon 26/1018:07 -

2 stops24h 33m

Deal found 19/9£713

Tue 27/1007:15 -

1 stop13h 55m

Mon 2/1117:40 -

1 stop11h 40m

Deal found 19/9£692

Thu 5/1110:40 -

2 stops26h 46m

Thu 12/1112:47 -

3 stops26h 48m

Deal found 21/9£714

Find flight deals from London to Pennsylvania

Round-trip from	£585
One-way from	£348
Popular in	August
Cheapest in	January
Average price	£666
Good round-trip deal	£620 or less
Good one-way deal	£490 or less

British Airways
7/10-21/10
1 total stop
21h 20m total
London to Pennsylvania

Search Deals

2/11-31/12
2 total stops
36h 30m 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 (LON) to Pennsylvania.

Search Deals

Price to beat on a one-way flight from London (LON) to Pennsylvania.

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Sat 21/11

13:30-16:10

2 stops31h 40m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£353

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Sat 31/10

19:10-20:58

3 stops53h 48m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£363

LondonPhiladelphia

LGW London Gatwick - PHL Philadelphia

LGWPHL

London Gatwick

Fri 30/10

12:35-23:42

1 stop15h 07m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£364

LondonPittsburgh

LGW London Gatwick - PIT Pittsburgh

LGWPIT

London Gatwick

Mon 30/11

17:00-19:20

2 stops31h 20m

Pittsburgh

Wed 31/12

00:00-06:00

Nonstop0h 00m

£370

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Fri 6/11

20:10-16:10

1 stop25h 00m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£374

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Thu 10/12

21:45-16:10

1 stop23h 25m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£374

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Fri 20/11

22:25-16:10

1 stop22h 45m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£377

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Mon 23/11

12:20-23:52

1 stop16h 32m

Pittsburgh

Wed 31/12

00:00-06:00

Nonstop0h 00m

£392

LondonPhiladelphia

LHR London Heathrow - PHL Philadelphia

LHRPHL

London Heathrow

Wed 18/11

06:30-14:00

1 stop12h 30m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£401

LondonPittsburgh

LHR London Heathrow - PIT Pittsburgh

LHRPIT

London Heathrow

Fri 20/11

09:20-22:48

1 stop18h 28m

Pittsburgh

Wed 31/12

00:00-06:00

Nonstop0h 00m

£408

Flights are sorted by cheapest return flights first.

Deals found on 21/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from London to Pennsylvania

Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from London with our price prediction graph.

STN-PHL

LHR-PIT

LHR-PHL

LGW-PIT

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 to Pennsylvania

LON-USPA

STN-PHL

LHR-PIT

LHR-PHL

LGW-PIT

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

Currently, January is the cheapest month in which you can book a flight from London to Pennsylvania (average of £579). Flying from London 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 LON to PA?

When flying from London 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 to Pennsylvania

The most flights from LON to USPA are scheduled on a Monday (16 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (11 on average).

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

Airfare is below average for this route at the moment.

London to Pennsylvania flights typically cost between £594 and £724 in October.
The cheapest return price found within the last 5 days was £585 on British Airways (7 Oct–21 Oct).

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

The best time to book flights from London to Pennsylvania is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Pennsylvania

See what other customers who have flown with Finnair,Aer Lingus, andJetBlue from London 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.

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

1,783 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

3,038 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

Iberia

7.0

Good

3,249 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

8,227 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 to Pennsylvania?
British Airways, United Airlines, and SWISS can get you from London to Pennsylvania in just under 12h 20m. Your travel time can differ by up to 4h 49m. London and Pennsylvania are separated by a distance of 3533 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from London to Pennsylvania one-way?
To fly one-way, consider booking your trip with SAUDIA, which is currently one of the cheapest options available, starting at £324. British Airways flights start at £331 while deals on Air India start at £393 one-way.
What are the most popular routes from London to Pennsylvania?
Most travelers choose London Heathrow - New York John F Kennedy Intl, London Heathrow - Newark or London Gatwick - New York John F Kennedy Intl when deciding on the best route from London to Pennsylvania.
What are the most reliable airlines from London to Pennsylvania?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London to Pennsylvania on time: Malaysia Airlines (84%), American Airlines (77%), Finnair (77%).
What are the cheapest flights from London to Pennsylvania?
Looking at all options, your cheapest flight can be booked for £386. While the most popular route (London Heathrow - New York John F Kennedy Intl) can be booked for £197 on average, our data indicates £1,602 when flying from London to Pennsylvania.
Can I find deals for flights from London to Pennsylvania that include hotel bookings?
Yes. In addition to deals on London to Pennsylvania flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Pennsylvania?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Pennsylvania.
Can I find deals for business class flights from London to Pennsylvania?
Yes. Cheapflights offers flight deals from London 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 to Pennsylvania?
Currently, January is the cheapest month in which you can book a flight from London to Pennsylvania (average of £579). Flying from London 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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Top destinations

Alternative routes for London to Pennsylvania

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Top 10 airlines flying from London 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£579	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Finnair	Cheapest£450	Average£687	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Iberia	Cheapest£455	Average£809	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Aer Lingus	Cheapest£466	Average£759	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
American Airlines	Cheapest£466	Average£744	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
British Airways	Cheapest£486	Average£714	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
United Airlines	Cheapest£494	Average£814	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£517	Average£810	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Icelandair	Cheapest£557	Average£674	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to Pennsylvania?

Cheapflights helps you search for flights from London 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 London to Pennsylvania?

Cheapflights helps you find that perfect flight to Pennsylvania from London 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 London to Pennsylvania with no change fees?

Yes, we can. To see specific flights from London to Pennsylvania with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from London to Pennsylvania become cheaper?

Yes! Start tracking prices for London 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 to Pennsylvania from £350

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Pennsylvania

Cheapest flights from London to PennsylvaniaExplore the most affordable flight options available from London to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Explore the most affordable flight options available from London to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Best flights from London to PennsylvaniaDiscover carefully curated flight deals from London to Pennsylvania that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Discover carefully curated flight deals from London to Pennsylvania that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Direct flights from London to PennsylvaniaExplore direct flight options from London to Pennsylvania based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 September 2026.

Explore direct flight options from London to Pennsylvania based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 September 2026.

Last-minute flights from London to PennsylvaniaDiscover last-minute flight deals from London to Pennsylvania. Data last updated 23 September 2026 and is based on user searches.

Discover last-minute flight deals from London to Pennsylvania. Data last updated 23 September 2026 and is based on user searches.

One-way flights from London to PennsylvaniaSearch for one-way flight options from London to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

Search for one-way flight options from London to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

Find flight deals from London 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 to Pennsylvania that are best for you.

Best time to book a flight from London to Pennsylvania

Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from London with our price prediction graph.

Cheapflights Insights

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

What is the cheapest time of day to fly from LON to PA?

Find hourly flight availability from London to Pennsylvania. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 September 2026.

When flying from London 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 to Pennsylvania

The most flights from LON to USPA are scheduled on a Monday (16 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (11 on average).

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

Airfare is below average for this route at the moment.

London to Pennsylvania flights typically cost between £594 and £724 in October.The cheapest return price found within the last 5 days was £585 on British Airways (7 Oct–21 Oct).

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

The best time to book flights from London to Pennsylvania is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Pennsylvania

See what other customers who have flown with Finnair,Aer Lingus, andJetBlue from London 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.

Related info for your journey

How long is the flight from London to Pennsylvania?

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

What are the most popular routes from London to Pennsylvania?

What are the most reliable airlines from London to Pennsylvania?

What are the cheapest flights from London to Pennsylvania?

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

How can I find direct flights from London to Pennsylvania?

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

What is the cheapest month to book a flight from London 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 London 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 London to Pennsylvania by cabin class

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

London and Pennsylvania flights

Browse other London and Pennsylvania flight options. Last updated on 23 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

London to Pennsylvania flights

Consider these flights travelling from London to Pennsylvania.

Top 10 airlines flying from London to Pennsylvania

Fly with Cheapflights

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Cheapest flights from London to Pennsylvania
Explore the most affordable flight options available from London to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Best flights from London to Pennsylvania
Discover carefully curated flight deals from London to Pennsylvania that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Direct flights from London to Pennsylvania
Explore direct flight options from London to Pennsylvania based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 September 2026.

Last-minute flights from London to Pennsylvania
Discover last-minute flight deals from London to Pennsylvania. Data last updated 23 September 2026 and is based on user searches.

One-way flights from London to Pennsylvania
Search for one-way flight options from London to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

London to Pennsylvania flights typically cost between £594 and £724 in October.
The cheapest return price found within the last 5 days was £585 on British Airways (7 Oct–21 Oct).