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$295+ Cheap flights from Gatwick (LGW) 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — PHL
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Gatwick to Philadelphia

Cheapest flights from Gatwick to Philadelphia
Explore the most affordable flight options available from Gatwick to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Booking.com deal was found by Cheapflights users on 1/26. 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.
Thu 3/128:50 am
LGW
-
PHL
1 stop12h 10m
Multiple Airlines
Sun 3/156:30 pm
PHL
-
LGW
1 stop15h 55m
Multiple Airlines
Deal found 1/26$587
This Norse deal was found by Cheapflights users on 1/25. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/22:00 pm
LGW
-
PHL
1 stop34h 48m
Multiple Airlines
Mon 2/95:30 am
PHL
-
LGW
1 stop23h 30m
Multiple Airlines
Deal found 1/25$589
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Mon 2/232:00 pm
LGW
-
PHL
2 stops32h 44m
Multiple Airlines
Mon 3/25:30 am
PHL
-
LGW
1 stop23h 30m
Multiple Airlines
Deal found 1/26$590
This Kiwi.com deal was found by Cheapflights users on 1/24. 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.
Mon 2/22:00 pm
LGW
-
PHL
1 stop37h 03m
Multiple Airlines
Sun 2/1510:59 pm
PHL
-
LGW
1 stop30h 01m
Multiple Airlines
Deal found 1/24$591
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Thu 3/122:00 pm
LGW
-
PHL
2 stops22h 07m
Multiple Airlines
Thu 3/1910:08 pm
PHL
-
LGW
1 stop31h 52m
Multiple Airlines
Deal found 1/26$592
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Mon 3/92:00 pm
LGW
-
PHL
2 stops24h 42m
Multiple Airlines
Mon 3/166:00 am
PHL
-
LGW
1 stop24h 00m
Multiple Airlines
Deal found 1/26$593
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
Thu 1/292:00 pm
LGW
-
PHL
1 stop34h 48m
Multiple Airlines
Thu 2/58:43 pm
PHL
-
LGW
1 stop32h 17m
Multiple Airlines
Deal found 1/25$594
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
Fri 1/302:00 pm
LGW
-
PHL
1 stop25h 37m
Multiple Airlines
Mon 2/212:24 pm
PHL
-
LGW
2 stops16h 36m
Multiple Airlines
Deal found 1/25$600
This Expedia deal was found by Cheapflights users on 1/25. 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.
Wed 3/1111:45 am
LGW
-
PHL
2 stops27h 56m
British Airways
Wed 3/187:20 pm
PHL
-
LGW
1 stop12h 45m
British Airways
Deal found 1/25$602

Find flight deals from Gatwick to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$587
(Booking.com)

One-way from

$295
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$643
Provider with most accurate pricing for London Gatwick-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Gatwick-Philadelphia flights.
Search Deals
From London Gatwick to Philadelphia
Search Deals
One-way flight from London Gatwick to Philadelphia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gatwick 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 January 26, 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Philadelphia that are best for you.

Fly from

Gatwick

Fly to

Philadelphia

Route

Depart

Return

Price

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Sat 2/7

7:40 pm-11:10 am

2 stops44h 30m

Philadelphia

Sun 4/26

5:56 pm-6:50 am

1 stop31h 54m

$638

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Sun 2/8

7:40 pm-11:10 am

2 stops44h 30m

Philadelphia

Wed 4/29

8:25 pm-9:10 am

2 stops55h 45m

$646

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Sun 2/8

7:40 pm-11:10 am

2 stops44h 30m

Philadelphia

Fri 5/1

2:19 pm-10:40 am

1 stop15h 21m

$648

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Wed 2/11

11:45 am-2:34 pm

2 stops31h 49m

Philadelphia

Thu 4/30

8:25 pm-9:10 am

2 stops55h 45m

$654

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Mon 2/9

11:45 am-11:10 am

2 stops52h 25m

Philadelphia

Mon 4/27

8:25 pm-9:25 am

2 stops32h 00m

$655

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Mon 2/9

2:00 pm-12:39 pm

1 stop27h 39m

Philadelphia

Mon 4/13

9:37 pm-6:20 am

2 stops27h 43m

$659

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Fri 4/24

2:00 pm-7:41 am

1 stop22h 41m

Philadelphia

Sun 5/3

12:46 pm-10:00 am

1 stop16h 14m

$659

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Sat 2/7

7:40 pm-11:10 am

2 stops44h 30m

Philadelphia

Tue 4/28

8:30 pm-8:00 pm

1 stop18h 30m

$660

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Tue 2/10

7:40 pm-11:42 am

2 stops45h 02m

Philadelphia

Thu 4/30

8:25 pm-9:10 am

2 stops55h 45m

$665

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Fri 2/6

11:45 am-8:25 pm

2 stops37h 40m

Philadelphia

Mon 2/9

7:02 pm-7:30 am

1 stop31h 28m

$666

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 22 results
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  • Most accurate provider: When it comes to deals on London Gatwick Airport-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Gatwick Airport-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Gatwick Airport-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Gatwick Airport-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Gatwick Airport-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Gatwick to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Gatwick 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.

Cheapflights Insights

Everything you need to know about your flight from London Gatwick Airport to Philadelphia

What is the cheapest month to book a flight from London Gatwick Airport to Philadelphia?

Currently, January is the cheapest month in which you can book a flight from London Gatwick Airport to Philadelphia (average of $353). Flying from London Gatwick Airport to Philadelphia in July is currently the most expensive (average of $460). 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.

Related info for your journey

Find useful and relevant information for your journey from Gatwick 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 London Gatwick?

    If you book a flight to Philadelphia from London Gatwick, you will be flying to Philadelphia, which is the city’s only airport. Philadelphia (PHL) is located 7.0 mi from the center of Philadelphia. There are 0 flights from London Gatwick to Philadelphia per day from 0 different airlines.

  • How long is the flight from London Gatwick Airport to Philadelphia?

    For as low as $638, British Airways can have you in Philadelphia from London Gatwick Airport in 44h 30m. Airlines will cover a distance of 3551 mi.

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

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

  • How can I find direct flights from Gatwick to Philadelphia?

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

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

    Yes. Cheapflights offers flight deals from Gatwick 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 London Gatwick Airport to Philadelphia?

    Currently, January is the cheapest month in which you can book a flight from London Gatwick Airport to Philadelphia (average of $353). Flying from London Gatwick Airport to Philadelphia in July is currently the most expensive (average of $460). 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 Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
Reading
Ocean City
King of Prussia
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Newark
Chester

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Alternative routes for Gatwick to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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