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Cheap flights from London to Pennsylvania from £265

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PHL
27 Aug — 3 Sep1
1 adult

Cheap flight deals from London to Pennsylvania

Keep the following information in mind while searching for London to Pennsylvania flight deals. Data was last updated 22 August 2025.

Round-trip from

£312

One-way from

£265

Popular in

August

Cheapest in

February

Average price

£680

Good round-trip deal

£520 or less

Good one-way deal

£557 or less
5/11-11/11
  • 5/11-11/11
  • 2 total stops
  • 37h 50m total
  • London to Pennsylvania
Search Deals
Norse Atlantic UK
  • Norse Atlantic UK
  • 23/9
  • Nonstop
  • 7h 50m total
  • London to Pennsylvania
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£30 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
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.
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Find flight deals from London to Pennsylvania

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 22 August 2025.

Wed 5/1106:45LGW - JFK
1 stop20h 45mMultiple Airlines
Tue 11/1100:30JFK - LGW
1 stop17h 05mMultiple Airlines
Deal found 20/8£312
Mon 17/1110:15STN - JFK
3 stops34h 30mMultiple Airlines
Thu 27/1117:35JFK - STN
2 stops24h 45mMultiple Airlines
Deal found 19/8£312
Wed 17/913:00LTN - JFK
2 stops33h 00mMultiple Airlines
Sun 5/1018:55JFK - LTN
2 stops15h 45mMultiple Airlines
Deal found 21/8£312
Mon 17/1113:00LGW - JFK
Nonstop7h 55mNorse Atlantic UK
Tue 25/1118:05JFK - LGW
Nonstop6h 55mNorse Atlantic UK
Deal found 21/8£313
Wed 24/913:15STN - JFK
2 stops32h 45mMultiple Airlines
Mon 29/918:55JFK - STN
2 stops18h 25mMultiple Airlines
Deal found 21/8£313
Wed 12/1106:45LGW - JFK
1 stop20h 45mMultiple Airlines
Tue 18/1118:05JFK - LGW
Nonstop6h 55mMultiple Airlines
Deal found 21/8£314
Sat 18/1016:30STN - JFK
3 stops28h 10mMultiple Airlines
Sat 25/1017:10JFK - STN
2 stops25h 55mMultiple Airlines
Deal found 21/8£314
Tue 9/910:00LTN - JFK
2 stops36h 00mMultiple Airlines
Mon 29/918:55JFK - LTN
2 stops16h 05mMultiple Airlines
Deal found 20/8£314
Wed 17/915:35LGW - JFK
2 stops30h 25mMultiple Airlines
Sun 5/1018:55JFK - LGW
2 stops21h 00mMultiple Airlines
Deal found 21/8£315
Wed 8/1010:35STN - JFK
2 stops35h 25mMultiple Airlines
Wed 22/1017:10JFK - STN
2 stops24h 20mMultiple Airlines
Deal found 21/8£315
Wed 5/1106:45LGW - JFK
1 stop20h 45mMultiple Airlines
Tue 18/1100:30JFK - LGW
1 stop17h 05mMultiple Airlines
Deal found 21/8£315
Tue 9/910:45STN - JFK
2 stops35h 15mMultiple Airlines
Thu 18/918:55JFK - STN
2 stops22h 30mMultiple Airlines
Deal found 20/8£315

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Pennsylvania that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 August 2025.
Use the filters below to find and compare flights from London to Pennsylvania that are best for you.

Fly from

London

Fly to

Pennsylvania

Route

Depart

Return

Price

LondonNew York

STN - JFK

STNJFK

London Stansted

Fri 17/10

22:50-17:00

2 stops23h 10m

New York John F Kennedy Intl

Wed 22/10

17:10-22:30

2 stops24h 20m

£313

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Fri 14/11

16:35-22:30

1 stop34h 55m

New York John F Kennedy Intl

Sun 16/11

18:05-06:00

Nonstop6h 55m

£318

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Thu 13/11

06:45-22:30

1 stop20h 45m

New York John F Kennedy Intl

Tue 25/11

18:05-06:00

Nonstop6h 55m

£320

LondonNew York

STN - JFK

STNJFK

London Stansted

Wed 24/9

13:15-17:00

2 stops32h 45m

New York John F Kennedy Intl

Sun 28/9

18:55-18:00

2 stops18h 05m

£320

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Wed 12/11

13:00-15:55

Nonstop7h 55m

New York John F Kennedy Intl

Wed 19/11

18:05-06:00

Nonstop6h 55m

£335

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Wed 24/9

13:05-15:55

Nonstop7h 50m

New York John F Kennedy Intl

Thu 25/9

18:20-06:20

Nonstop7h 00m

£338

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Tue 16/9

15:05-18:05

Nonstop8h 00m

New York John F Kennedy Intl

Tue 23/9

20:05-08:10

Nonstop7h 05m

£340

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Thu 15/1

12:45-22:00

1 stop14h 15m

New York John F Kennedy Intl

Tue 20/1

23:45-08:30

1 stop27h 45m

£340

LondonNewark

LGW - EWR

LGWEWR

London Gatwick

Thu 25/12

10:10-22:00

1 stop16h 50m

Newark

Sat 24/1

17:40-09:50

1 stop11h 10m

£341

LondonNewark

LGW - EWR

LGWEWR

London Gatwick

Wed 3/12

10:40-22:10

1 stop16h 30m

Newark

Wed 10/12

00:15-10:00

1 stop28h 45m

£341

Flights are sorted by cheapest return flights first.

Deals found on 21/8

Showing 1-10 of 60 results
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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.
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

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

Currently, March is the cheapest month in which you can book a flight from London to Pennsylvania (average of £648). Flying from London to Pennsylvania in July is currently the most expensive (average of £839). 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?

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 22 August 2025.

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

Explore weekly flight availability from London to Pennsylvania. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 August 2025.

The most flights from LON to USPA are scheduled on a Monday (15 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (10 on average).

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

Reviews of airlines servicing Pennsylvania

Get insights into the airlines that provide service to Pennsylvania. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pennsylvania. Reviews last updated 22 August 2025.
See what other customers who have flown with Finnair, United Airlines, 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
1,320 reviews
Check prices

Entertainment

6.9

Comfort

7.5

Food

6.7

Boarding

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,320 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Entertainment

6.9

Comfort

7.5

Food

6.7

Boarding

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
United Airlines
7.4
Good
8,934 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Entertainment

6.9

Comfort

7.5

Food

6.7

Boarding

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
JetBlue
7.2
Good
2,916 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Entertainment

6.9

Comfort

7.5

Food

6.7

Boarding

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Iberia
7.0
Good
2,884 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Entertainment

6.9

Comfort

7.5

Food

6.7

Boarding

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
British Airways
6.7
Okay
7,292 reviews
Finnair
7.6
Good
1,320 reviews
Check prices

Entertainment

6.9

Comfort

7.5

Food

6.7

Boarding

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Related info for your journey

Find useful and relevant information for your journey from London to Pennsylvania. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London to Pennsylvania?

    Norse Atlantic UK, TAP AIR PORTUGAL, and LEVEL can get you from London to Pennsylvania in just under 7h 55m. Your travel time can differ by up to 24h 15m. London and Pennsylvania are separated by a distance of 3458 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 Norse Atlantic UK, which is currently one of the cheapest options available, starting at £265. TAP AIR PORTUGAL flights start at £265 while deals on LEVEL start at £269 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 - Newark 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: Aer Lingus (69%), American Airlines (65%), Finnair (65%).

  • What are the cheapest flights from London to Pennsylvania?

    Looking at all options, your cheapest flight can be booked for £470. While the most popular route (London Heathrow - New York John F Kennedy Intl) can be booked for £286 on average our data indicates £2,302 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, March is the cheapest month in which you can book a flight from London to Pennsylvania (average of £648). Flying from London to Pennsylvania in July is currently the most expensive (average of £839). 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 London to Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.
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Heathrow to Newark flights
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Heathrow to Reagan-National flights
London City to O'Hare Intl flights
London City to San Francisco flights
Gatwick to Dulles Intl flights
Heathrow to Austin flights
Heathrow to Nashville flights

Top 10 airlines flying from London to Pennsylvania

Discover the top 10 airlines that operate flights from London to Pennsylvania. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 August 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£303Average£524FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IcelandairCheapest£335Average£546FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapest£337Average£538FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£357Average£536FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
LufthansaCheapest£411Average£537FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£433Average£609FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£443Average£651FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£445Average£587FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Aer LingusCheapest£452Average£618FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Virgin AtlanticCheapest£467Average£696FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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