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$304+ Cheap flights from the United Kingdom to Philadelphia (PHL)

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PHL
févr. 25 — mars 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from United Kingdom to Philadelphia

Keep the following information in mind while searching for United Kingdom to Philadelphia flight deals. Data was last updated février 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$560
(Kiwi.com)

One-way from

$304
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$665

Good round-trip deal

$674 or less

Good one-way deal

$658 or less
Provider with most accurate pricing for London (LON)-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Philadelphia flights.
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From United Kingdom to Philadelphia
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One-way flight from United Kingdom to Philadelphia
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Highest demand for flights based on searches. 10% potential increase in price ($89 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from United Kingdom to Philadelphia.
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Price to beat on a one-way flight from United Kingdom to Philadelphia.
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Find flight deals from United Kingdom to Philadelphia

Cheapest flights from United Kingdom to Philadelphia
Explore the most affordable flight options available from United Kingdom to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on février 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/312:00 pmLGW - PHL
1 stop29h 27mMultiple Airlines
lun. 3/105:51 amPHL - LGW
1 stop22h 24mMultiple Airlines
Deal found 2/20$560
This JetBlue deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/108:25 amLHR - PHL
1 stop14h 17mJetBlue
mar. 9/1610:25 amPHL - LHR
1 stop15h 05mJetBlue
Deal found 2/20$563
This ChecknFly deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 3/16:00 pmLHR - PHL
1 stop33h 36mLufthansa
mer. 4/305:35 pmPHL - LHR
1 stop19h 05mLufthansa
Deal found 2/20$572
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 3/66:30 amLHR - PHL
2 stops38h 15mUnited Airlines
ven. 3/213:30 pmPHL - LHR
1 stop11h 40mUnited Airlines
Deal found 2/20$574
This Mytrip deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/38:20 amSTN - PHL
2 stops35h 30mMultiple Airlines
lun. 3/103:30 pmPHL - STN
2 stops16h 50mMultiple Airlines
Deal found 2/20$580
This Expedia deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/1810:05 amEDI - PHL
1 stop32h 00mBritish Airways
mar. 3/2510:15 pmPHL - EDI
1 stop14h 35mBritish Airways
Deal found 2/18$580
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/610:05 amLHR - PHL
Nonstop7h 45mAmerican Airlines
mar. 5/131:50 pmPHL - LHR
1 stop11h 25mAmerican Airlines
Deal found 2/19$583
This Air Canada deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/181:30 pmLHR - PHL
2 stops30h 15mMultiple Airlines
mar. 3/253:30 pmPHL - LHR
1 stop11h 40mMultiple Airlines
Deal found 2/19$586
This Booking.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/38:50 amLHR - PHL
1 stop12h 45mBritish Airways
lun. 3/1010:15 pmPHL - LHR
Nonstop7h 05mBritish Airways
Deal found 2/19$592
This Mytrip deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/47:30 amEDI - PHL
1 stop13h 30mMultiple Airlines
mar. 3/116:30 pmPHL - EDI
1 stop22h 40mMultiple Airlines
Deal found 2/18$593
This lol.travel deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/33:00 pmLHR - PHL
1 stop28h 50mAir Canada
lun. 3/103:30 pmPHL - LHR
1 stop11h 40mAir Canada
Deal found 2/19$594
This JetBlue deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/2612:10 pmLGW - PHL
1 stop16h 17mJetBlue
lun. 6/25:30 pmPHL - LGW
1 stop11h 05mJetBlue
Deal found 2/20$598

Find flights from United Kingdom to Philadelphia within your budget

Customize your flight search to find flights from United Kingdom to Philadelphia 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 2,558,603 searches. Data last updated février 20, 2025.

Fly from

United Kingdom

Fly to

Philadelphia

Route

Depart

Return

Price

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

lun. 3/3

12:00 pm-12:27 pm

1 stop29h 27m

Philadelphia

lun. 3/10

5:51 am-8:15 am

1 stop22h 24m

$560

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

mer. 3/5

8:25 am-9:52 pm

1 stop18h 27m

Philadelphia

lun. 3/10

6:00 am-5:55 am

1 stop19h 55m

$569

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

jeu. 3/6

6:30 am-3:45 pm

2 stops38h 15m

Philadelphia

ven. 3/21

3:30 pm-7:10 am

1 stop11h 40m

$574

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

mar. 4/22

7:30 am-4:00 pm

1 stop13h 30m

Philadelphia

lun. 4/28

5:35 pm-9:40 am

1 stop11h 05m

$578

EdinburghPhiladelphia

EDI - PHL

EDIPHL

Edinburgh Turnhouse

mar. 3/18

10:05 am-2:05 pm

1 stop32h 00m

Philadelphia

mar. 3/25

10:15 pm-4:50 pm

1 stop14h 35m

$580

LondonPhiladelphia

STN - PHL

STNPHL

London Stansted

lun. 3/3

8:20 am-2:50 pm

2 stops35h 30m

Philadelphia

lun. 3/10

3:30 pm-12:20 pm

2 stops16h 50m

$580

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

mar. 5/6

10:05 am-12:50 pm

Nonstop7h 45m

Philadelphia

mar. 5/13

1:50 pm-6:15 am

1 stop11h 25m

$583

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

mar. 3/18

1:30 pm-3:45 pm

2 stops30h 15m

Philadelphia

mar. 3/25

3:30 pm-7:10 am

1 stop11h 40m

$586

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

lun. 3/3

8:50 am-4:35 pm

1 stop12h 45m

Philadelphia

lun. 3/10

4:00 pm-7:50 am

1 stop11h 50m

$592

LondonPhiladelphia

LHR - PHL

LHRPHL

London Heathrow

lun. 3/3

3:00 pm-2:50 pm

1 stop28h 50m

Philadelphia

lun. 3/10

3:30 pm-7:10 am

1 stop11h 40m

$594

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 60 results
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Best time to book a flight from United Kingdom to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from United Kingdom with our price prediction graph.
Estimated round-trip 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.

Travel insights for flights from United Kingdom to Philadelphia

Get recent, data-driven insights about flights from United Kingdom to Philadelphia including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from United Kingdom to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from United Kingdom to Philadelphia (average of $236). Flying from United Kingdom to Philadelphia in March is currently the most expensive (average of $295). 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 GB to PHL?

Find hourly flight availability from United Kingdom to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated février 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from United Kingdom to Philadelphia as you normally would.

Weekly flight availability from United Kingdom to Philadelphia

Explore weekly flight availability from United Kingdom to Philadelphia. 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 février 20, 2025.

The most flights from GB0 to PHL 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).

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Philadelphia, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated février 20, 2025.
See what other customers who have flown with Delta, KLM and Finnair from United Kingdom to Philadelphia have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Austrian Airlines
7.6
Good
773 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.5
Good
1,568 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What airport do you fly into for flights to Philadelphia from United Kingdom?

    Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly into when you book flights from United Kingdom to Philadelphia.

  • What are the cheapest airlines to fly from United Kingdom to Philadelphia one-way?

    To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at $525. Iberia flights start at $578 while deals on WestJet start at $589 one-way.

  • What are the most popular routes from United Kingdom to Philadelphia?

    The most popular flight routes from United Kingdom to Philadelphia are London Heathrow - Philadelphia, London City - Philadelphia and London Gatwick - Philadelphia.

  • What are the most reliable airlines from United Kingdom to Philadelphia?

    No one likes to see their flight delayed. When booking a flight from United Kingdom to Philadelphia consider choosing Malaysia Airlines (77%), American Airlines (74%) or Finnair (74%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from United Kingdom to Philadelphia?

    The cheapest flight price from United Kingdom to Philadelphia is $586. On average you can expect to pay $1,299. The most popular route, (London Heathrow - Philadelphia), can usually be booked for $560.

  • Can I find deals for flights from United Kingdom to Philadelphia that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Philadelphia?

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

  • Can I find deals for business class flights from United Kingdom to Philadelphia?

    Yes. Cheapflights offers flight deals from United Kingdom to Philadelphia 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 United Kingdom to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from United Kingdom to Philadelphia (average of $236). Flying from United Kingdom to Philadelphia in March is currently the most expensive (average of $295). 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

Traveling to a place near the United Kingdom?

Book flights to the United Kingdom if you plan to visit one of these locations
King of Prussia
Vineland
Pottstown
Reading
Wildwood
Exton
Ocean City
Cherry Hill
Essington
Chester
Willow Grove
Newark
Middletown
Millville
Wyomissing
Ephrata
Dewey Beach
West Chester
Malvern
Dover

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Alternative routes for United Kingdom to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from United Kingdom to Philadelphia

Discover the top 5 airlines that operate flights from United Kingdom to Philadelphia. 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 2,558,603 searches. Data last updated février 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$596Average$760FlexibilityNo cancel feeOn-time71%
Aer LingusCheapest$599Average$903FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$630Average$875FlexibilityNo cancel feeOn-time70%
FinnairCheapest$643Average$767FlexibilityNo cancel feeOn-time76%
IberiaCheapest$644Average$859FlexibilityNo cancel feeOn-time77%
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