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Cheap flights from London to Pennsylvania from £290

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PHL
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

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 16 January 2026.

Round-trip from

£338

One-way from

£290

Popular in

December

Cheapest in

January

Average price

£480

Good round-trip deal

£523 or less

Good one-way deal

£407 or less
Icelandair
  • Icelandair
  • 16/4-1/5
  • 2 total stops
  • 21h 40m total
  • London to Pennsylvania
Search Deals
6/3
  • 6/3
  • 1 total stop
  • 14h 00m total
  • London to Pennsylvania
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£14 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 January 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

Find 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 January 2026.

Thu 16/415:40
LGW
-
JFK
1 stop11h 25m
Icelandair
Fri 1/520:30
JFK
-
LGW
1 stop10h 15m
Icelandair
Deal found 14/1£338
Wed 4/209:00
LHR
-
JFK
1 stop12h 40m
United Airlines
Wed 11/210:05
JFK
-
LHR
1 stop16h 05m
United Airlines
Deal found 14/1£338
Wed 29/415:40
LGW
-
JFK
1 stop11h 25m
Icelandair
Fri 8/520:30
JFK
-
LGW
1 stop13h 10m
Icelandair
Deal found 14/1£339
Thu 19/306:35
LHR
-
JFK
1 stop14h 05m
United Airlines
Sun 22/322:00
JFK
-
LHR
1 stop14h 20m
United Airlines
Deal found 15/1£339
Mon 13/412:50
LGW
-
JFK
1 stop13h 50m
Multiple Airlines
Tue 14/423:25
JFK
-
LGW
1 stop12h 55m
Multiple Airlines
Deal found 14/1£339
Fri 6/209:00
LHR
-
LGA
2 stops19h 43m
United Airlines
Mon 9/215:20
LGA
-
LHR
1 stop11h 35m
United Airlines
Deal found 13/1£339
Wed 21/109:00
LHR
-
JFK
1 stop12h 40m
SWISS
Thu 5/216:25
JFK
-
LHR
1 stop10h 40m
SWISS
Deal found 14/1£339
Fri 1/513:05
LGW
-
JFK
Nonstop7h 50m
Norse Atlantic UK
Wed 13/518:20
JFK
-
LGW
Nonstop7h 00m
Norse Atlantic UK
Deal found 15/1£340
Wed 4/209:00
LHR
-
LGA
2 stops15h 02m
Air Canada
Wed 11/215:20
LGA
-
LHR
1 stop10h 50m
Air Canada
Deal found 14/1£340
Thu 29/109:00
LHR
-
JFK
2 stops16h 58m
Air Canada
Mon 2/210:05
JFK
-
LHR
2 stops17h 00m
Air Canada
Deal found 14/1£340
Wed 28/111:55
LGW
-
JFK
1 stop11h 05m
Icelandair
Wed 4/219:25
JFK
-
LGW
1 stop10h 30m
Icelandair
Deal found 15/1£341
Thu 19/306:35
LHR
-
JFK
1 stop14h 05m
United Airlines
Fri 24/410:05
JFK
-
LHR
1 stop18h 55m
United Airlines
Deal found 15/1£341

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 January 2026.
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

LHR - JFK

LHRJFK

London Heathrow

Mon 2/2

09:00-16:40

1 stop12h 40m

New York John F Kennedy Intl

Wed 11/2

15:40-07:45

1 stop11h 05m

£340

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Fri 24/4

13:05-22:05

1 stop14h 00m

New York John F Kennedy Intl

Sat 2/5

23:10-20:20

1 stop16h 10m

£341

LondonNew York

STN - JFK

STNJFK

London Stansted

Sun 8/3

06:10-18:00

2 stops16h 50m

New York John F Kennedy Intl

Sun 15/3

20:25-20:05

2 stops19h 40m

£344

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Sat 14/2

09:30-23:44

2 stops19h 14m

New York LaGuardia

Sat 21/2

10:15-05:55

1 stop14h 40m

£344

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 13/2

06:50-23:44

2 stops21h 54m

New York LaGuardia

Fri 20/2

10:15-05:55

1 stop14h 40m

£345

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Sun 24/5

13:05-19:20

1 stop11h 15m

New York John F Kennedy Intl

Thu 28/5

20:30-11:55

1 stop10h 25m

£347

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Wed 11/2

07:25-10:48

Nonstop8h 23m

New York John F Kennedy Intl

Wed 25/2

09:35-21:40

Nonstop7h 05m

£349

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Tue 10/2

07:25-10:48

Nonstop8h 23m

New York John F Kennedy Intl

Tue 17/2

21:15-09:30

Nonstop7h 15m

£350

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Mon 20/4

13:05-15:55

Nonstop7h 50m

New York John F Kennedy Intl

Sun 26/4

23:25-23:30

1 stop19h 05m

£350

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Sun 15/2

18:40-13:05

1 stop23h 25m

New York John F Kennedy Intl

Sun 22/2

21:00-17:50

1 stop15h 50m

£351

Flights are sorted by cheapest return flights first.

Deals found on 14/1

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, April is the cheapest month in which you can book a flight from London to Pennsylvania (average of £326). Flying from London to Pennsylvania in August is currently the most expensive (average of £488). 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 January 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 January 2026.

The most flights from LON to USPA are scheduled on a Monday (10 on average). You will have fewer flight options on Monday, 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 16 January 2026.
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
1,349 reviews
Check prices

Crew

8.2

Entertainment

6.9

Overall

7.6

Food

6.7

Comfort

7.4

Boarding

7.7

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
1,349 reviews
Finnair
7.6
Good
1,349 reviews
Check prices

Crew

8.2

Entertainment

6.9

Overall

7.6

Food

6.7

Comfort

7.4

Boarding

7.7

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
9,164 reviews
Finnair
7.6
Good
1,349 reviews
Check prices

Crew

8.2

Entertainment

6.9

Overall

7.6

Food

6.7

Comfort

7.4

Boarding

7.7

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
2,887 reviews
Finnair
7.6
Good
1,349 reviews
Check prices

Crew

8.2

Entertainment

6.9

Overall

7.6

Food

6.7

Comfort

7.4

Boarding

7.7

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
3,087 reviews
Finnair
7.6
Good
1,349 reviews
Check prices

Crew

8.2

Entertainment

6.9

Overall

7.6

Food

6.7

Comfort

7.4

Boarding

7.7

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
7,680 reviews
Finnair
7.6
Good
1,349 reviews
Check prices

Crew

8.2

Entertainment

6.9

Overall

7.6

Food

6.7

Comfort

7.4

Boarding

7.7

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?

    United Airlines, Icelandair, and JetBlue can get you from London to Pennsylvania in just under 8h 23m. Your travel time can differ by up to 5h 37m. London and Pennsylvania are separated by a distance of 3440 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 British Airways, which is currently one of the cheapest options available, starting at £358. Aer Lingus flights start at £381 while deals on Iberia start at £397 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: Aer Lingus (80%), American Airlines (79%), Finnair (79%).

  • What are the cheapest flights from London to Pennsylvania?

    Looking at all options, your cheapest flight can be booked for £385. While the most popular route (London Heathrow - New York John F Kennedy Intl) can be booked for £232 on average, our data indicates £877 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, April is the cheapest month in which you can book a flight from London to Pennsylvania (average of £326). Flying from London to Pennsylvania in August is currently the most expensive (average of £488). 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
Heathrow to LaGuardia flights
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Heathrow to Hobby flights
Gatwick to Las Vegas flights
Heathrow to Nashville flights
London City to Las Vegas flights
Heathrow to Ontario flights
Heathrow to Denver flights
Luton to Miami flights
Heathrow to George Bush Intcntl flights
Stansted to Orlando flights
Gatwick to Dallas/Fort Worth 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 January 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£302Average£502FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest£338Average£532FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
IcelandairCheapest£386Average£557FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest£402Average£529FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
JetBlueCheapest£419Average£581FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
British AirwaysCheapest£437Average£605FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£443Average£634FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£452Average£636FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest£454Average£592FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Virgin AtlanticCheapest£459Average£590FlexibilityNo 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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