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Cheap flights from London to Pennsylvania from £311

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 22/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PHL
15 Jun — 22 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Pennsylvania

Enter your travel dates to find the best prices.

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 16 May 2026.

Mon 8/616:25
STN
-
JFK
1 stop11h 00m
Multiple Airlines
Mon 15/616:55
JFK
-
STN
1 stop14h 55m
Multiple Airlines
Deal found 11/5£438
Wed 2/915:55
LTN
-
JFK
2 stops30h 05m
Multiple Airlines
Tue 8/918:55
JFK
-
LTN
2 stops22h 15m
Multiple Airlines
Deal found 11/5£440
Mon 15/612:25
LTN
-
JFK
3 stops32h 15m
Multiple Airlines
Mon 22/617:10
JFK
-
LTN
2 stops24h 40m
Multiple Airlines
Deal found 13/5£440
Sat 6/609:55
LHR
-
JFK
1 stop17h 05m
LEVEL
Tue 7/723:50
JFK
-
LHR
1 stop28h 20m
LEVEL
Deal found 12/5£440
Wed 17/609:10
LGW
-
JFK
1 stop17h 50m
LEVEL
Thu 9/723:50
JFK
-
LGW
1 stop29h 25m
LEVEL
Deal found 12/5£441
Thu 28/519:50
LHR
-
JFK
1 stop24h 50m
Scandinavian Airlines
Fri 5/617:10
JFK
-
LHR
1 stop11h 25m
Scandinavian Airlines
Deal found 12/5£442
Thu 25/620:10
LGW
-
JFK
Nonstop7h 50m
Norse Atlantic UK
Sat 4/718:20
JFK
-
LGW
Nonstop7h 00m
Norse Atlantic UK
Deal found 13/5£443
Thu 4/613:15
STN
-
JFK
1 stop14h 10m
Multiple Airlines
Sun 7/623:55
JFK
-
STN
1 stop16h 25m
Multiple Airlines
Deal found 14/5£443
Sat 23/521:25
LTN
-
JFK
2 stops24h 35m
Multiple Airlines
Sun 7/617:10
JFK
-
LTN
2 stops23h 30m
Multiple Airlines
Deal found 12/5£443
Sun 14/610:20
LHR
-
JFK
1 stop11h 40m
Scandinavian Airlines
Wed 15/717:10
JFK
-
LHR
1 stop11h 25m
Scandinavian Airlines
Deal found 14/5£443
Fri 9/1009:30
LHR
-
LGA
1 stop12h 26m
Air Canada
Sun 18/1014:30
LGA
-
LHR
1 stop14h 05m
Air Canada
Deal found 13/5£443
Mon 8/614:25
LTN
-
JFK
2 stops31h 35m
Multiple Airlines
Mon 15/618:55
JFK
-
LTN
2 stops15h 50m
Multiple Airlines
Deal found 13/5£443

Find flight deals from London to Pennsylvania

Keep the following information in mind while searching for London to Pennsylvania flight deals. Data was last updated 16 May 2026.

Round-trip from

£438

One-way from

£311

Popular in

December

Cheapest in

September

Average price

£602

Good round-trip deal

£661 or less

Good one-way deal

£533 or less
8/6-15/6
  • 8/6-15/6
  • 2 total stops
  • 25h 55m total
  • London to Pennsylvania
Search Deals
22/6
  • 22/6
  • 2 total stops
  • 27h 05m total
  • London to Pennsylvania
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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

 
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 16 May 2026.
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
Fastest return journey

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Fri 25/9

13:05-15:55

Nonstop7h 50m

New York John F Kennedy Intl

Sun 4/10

18:20-06:20

Nonstop7h 00m

£452

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Wed 1/7

13:05-15:55

Nonstop7h 50m

New York John F Kennedy Intl

Tue 7/7

18:20-06:20

Nonstop7h 00m

£458

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Sun 31/5

18:05-13:15

1 stop24h 10m

Newark

Sun 7/6

17:45-12:55

2 stops14h 10m

£476

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Tue 20/10

19:50-13:15

2 stops22h 25m

Newark

Sun 25/10

18:30-17:40

1 stop19h 10m

£479

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Sun 1/11

19:50-13:40

2 stops22h 50m

Newark

Sun 8/11

18:30-18:50

1 stop19h 20m

£482

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Fri 5/6

21:05-13:15

2 stops21h 10m

Newark

Mon 8/6

17:45-12:55

2 stops14h 10m

£482

LondonNew York

LGW - LGA

LGWLGA

London Gatwick

Fri 30/10

11:40-08:55

1 stop25h 15m

New York LaGuardia

Thu 5/11

09:55-09:45

1 stop18h 50m

£507

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Thu 25/6

20:10-23:00

Nonstop7h 50m

New York John F Kennedy Intl

Fri 3/7

18:20-06:20

Nonstop7h 00m

£508

LondonNew York

LGW - LGA

LGWLGA

London Gatwick

Sat 12/9

12:40-08:55

1 stop25h 15m

New York LaGuardia

Tue 2/3

17:55-09:45

1 stop10h 50m

£509

LondonNew York

LGW - LGA

LGWLGA

London Gatwick

Sat 12/9

12:40-08:55

1 stop25h 15m

New York LaGuardia

Sun 13/9

20:25-07:55

1 stop30h 30m

£511

Flights are sorted by cheapest return flights first.

Deals found on 14/5

Showing 1-10 of 60 resultsSorted by cheapest first
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2
3
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6

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

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

The best time to book flights from London to Pennsylvania is 11 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.

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

Currently, February is the cheapest month in which you can book a flight from London to Pennsylvania (average of £270). Flying from London to Pennsylvania in November is currently the most expensive (average of £939). 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 16 May 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

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 16 May 2026.

The most flights from LON to USPA are scheduled on a Monday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (15 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 16 May 2026.
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
7.7
Good
1,396 reviews
Check prices

Entertainment

6.9

Comfort

7.4

Overall

7.7

Crew

8.2

Boarding

7.7

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Finnair
7.7
Good
1,396 reviews
Finnair
7.7
Good
1,396 reviews
Check prices

Entertainment

6.9

Comfort

7.4

Overall

7.7

Crew

8.2

Boarding

7.7

Food

6.7

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
1,563 reviews
Finnair
7.7
Good
1,396 reviews
Check prices

Entertainment

6.9

Comfort

7.4

Overall

7.7

Crew

8.2

Boarding

7.7

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
JetBlue
7.2
Good
2,977 reviews
Finnair
7.7
Good
1,396 reviews
Check prices

Entertainment

6.9

Comfort

7.4

Overall

7.7

Crew

8.2

Boarding

7.7

Food

6.7

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
11,662 reviews
Finnair
7.7
Good
1,396 reviews
Check prices

Entertainment

6.9

Comfort

7.4

Overall

7.7

Crew

8.2

Boarding

7.7

Food

6.7

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
7,981 reviews
Finnair
7.7
Good
1,396 reviews
Check prices

Entertainment

6.9

Comfort

7.4

Overall

7.7

Crew

8.2

Boarding

7.7

Food

6.7

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

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, Scandinavian Airlines, and Air Transat can get you from London to Pennsylvania in just under 7h 50m. Your travel time can differ by up to 17h 25m. 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 SAUDIA, which is currently one of the cheapest options available, starting at £218. British Airways flights start at £332 while deals on Air India start at £369 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 Heathrow - New York LaGuardia 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 (82%), 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 £439. While the most popular route (London Heathrow - New York John F Kennedy Intl) can be booked for £339 on average, our data indicates £1,083 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, February is the cheapest month in which you can book a flight from London to Pennsylvania (average of £270). Flying from London to Pennsylvania in November is currently the most expensive (average of £939). 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 London to Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to John F Kennedy Intl flights
Heathrow to LaGuardia flights
Stansted to John F Kennedy Intl flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Gatwick to LaGuardia flights
Heathrow to Los Angeles flights
Luton to John F Kennedy Intl flights
Heathrow to Orlando flights
Stansted to Newark flights
Heathrow to Boston flights
Luton to Newark flights
Heathrow to Miami flights
London City to Newark flights
Manchester to John F Kennedy Intl flights
Heathrow to O'Hare Intl flights
Heathrow to Dallas/Fort Worth flights
Heathrow to San Francisco flights
Gatwick to Boston flights
Heathrow to Dulles Intl flights
Manchester to Orlando flights
Gatwick to Orlando flights
Heathrow to Las Vegas flights
Heathrow to Seattle flights
Gatwick to Los Angeles flights
Stansted to Los Angeles flights
London City to Los Angeles flights
Heathrow to Baltimore flights
Gatwick to Miami flights
Heathrow to Hobby flights
Heathrow to Atlanta flights
Stansted to Orlando flights
Stansted to Miami flights
London City to Boston flights
Manchester to Newark flights
Heathrow to Tampa flights
London City to Miami flights
Stansted to Boston flights
Stansted to LaGuardia flights
Heathrow to George Bush Intcntl flights
Heathrow to Ontario flights
Manchester to LaGuardia flights
Edinburgh to John F Kennedy Intl flights
London City to San Francisco flights
Gatwick to San Francisco flights
Stansted to San Francisco flights
Luton to Los Angeles flights
Gatwick to O'Hare Intl 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 16 May 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£387Average£608FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest£390Average£538FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
JetBlueCheapest£421Average£585FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest£435Average£542FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest£437Average£525FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest£453Average£641FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£455Average£610FlexibilityNo cancel feeOn-time77%
Search Iberia flights
American AirlinesCheapest£459Average£674FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AtlanticCheapest£461Average£679FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£463Average£617FlexibilityNo cancel feeOn-time76%
Search Finnair 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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