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Cheap flights from Philadelphia to London Gatwick Airport from £244

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LGW
29 Aug — 5 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Philadelphia to Gatwick

Enter your travel dates to find the best prices.

Cheapest flights from Philadelphia to Gatwick
Explore the most affordable flight options available from Philadelphia to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2026.

Tue 18/822:59
PHL
-
LGW
2 stops30h 01m
Multiple Airlines
Tue 25/814:00
LGW
-
PHL
1 stop24h 35m
Multiple Airlines
Deal found 29/7£647
Sat 22/820:55
PHL
-
LGW
1 stop31h 40m
JetBlue
Sat 29/812:20
LGW
-
PHL
1 stop12h 41m
JetBlue
Deal found 29/7£648
Thu 27/809:12
PHL
-
LGW
1 stop19h 23m
JetBlue
Mon 31/812:20
LGW
-
PHL
1 stop12h 41m
JetBlue
Deal found 29/7£648
Sat 10/1015:25
PHL
-
LGW
1 stop13h 35m
Multiple Airlines
Tue 13/1012:40
LGW
-
PHL
2 stops38h 01m
Multiple Airlines
Deal found 29/7£649
Fri 9/1017:57
PHL
-
LGW
1 stop35h 03m
Multiple Airlines
Mon 12/1014:00
LGW
-
PHL
1 stop24h 10m
Multiple Airlines
Deal found 29/7£651
Tue 18/809:25
PHL
-
LGW
1 stop19h 10m
JetBlue
Tue 25/812:20
LGW
-
PHL
1 stop12h 41m
JetBlue
Deal found 29/7£651
Sun 6/916:20
PHL
-
LGW
2 stops14h 40m
Multiple Airlines
Tue 15/921:35
LGW
-
PHL
2 stops23h 06m
Multiple Airlines
Deal found 29/7£653
Sun 6/913:00
PHL
-
LGW
2 stops20h 40m
Multiple Airlines
Sat 12/914:00
LGW
-
PHL
1 stop15h 09m
Multiple Airlines
Deal found 29/7£654
Fri 31/720:55
PHL
-
LGW
1 stop31h 40m
JetBlue
Thu 20/812:20
LGW
-
PHL
1 stop12h 41m
JetBlue
Deal found 29/7£654
Tue 25/809:25
PHL
-
LGW
1 stop19h 10m
JetBlue
Tue 8/912:20
LGW
-
PHL
1 stop12h 40m
JetBlue
Deal found 29/7£656
Wed 7/1014:50
PHL
-
LGW
1 stop14h 10m
Multiple Airlines
Mon 19/1014:00
LGW
-
PHL
1 stop24h 10m
Multiple Airlines
Deal found 29/7£657

Find flight deals from Philadelphia to Gatwick

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Gatwick (LGW). 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 30 July 2026.

Round-trip from

£647

One-way from

£244

Popular in

June

Cheapest in

September

Average price

£941
18/8-25/8
  • 18/8-25/8
  • 3 total stops
  • 54h 36m total
  • Philadelphia to London
Search Deals
JetBlue
  • JetBlue
  • 4/8
  • 1 total stop
  • 19h 14m total
  • Philadelphia to London
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (£193 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£31 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Philadelphia to Gatwick 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 30 July 2026.
Use the filters below to find and compare flights from Philadelphia to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Wed 28/10

15:30-10:00

3 stops38h 30m

London Gatwick

Thu 5/11

16:00-22:36

2 stops35h 36m

£742

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sat 9/1

08:40-20:40

3 stops31h 00m

London Gatwick

Sun 28/2

09:05-19:24

2 stops39h 19m

£771

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Fri 2/10

10:42-09:45

2 stops18h 03m

London Gatwick

Mon 5/10

12:05-09:32

2 stops26h 27m

£778

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Wed 7/10

15:57-20:30

2 stops23h 33m

London Gatwick

Sun 18/10

12:05-09:50

2 stops26h 45m

£780

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sun 6/9

09:12-15:10

2 stops24h 58m

London Gatwick

Tue 15/9

16:25-22:03

2 stops34h 38m

£781

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sat 10/10

06:00-09:45

2 stops22h 45m

London Gatwick

Thu 15/10

10:35-09:50

2 stops28h 15m

£792
Fastest return journey

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Thu 27/8

13:15-09:25

2 stops15h 10m

London Gatwick

Fri 4/9

10:25-21:37

2 stops16h 12m

£795

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sat 22/8

17:25-16:00

2 stops41h 35m

London Gatwick

Sat 29/8

10:25-23:26

2 stops42h 01m

£808

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Thu 8/10

15:25-11:20

3 stops38h 55m

London Gatwick

Wed 14/10

12:05-09:50

2 stops26h 45m

£814

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Tue 25/8

09:25-20:25

3 stops30h 00m

London Gatwick

Wed 2/9

10:35-08:22

2 stops26h 47m

£821

Flights are sorted by cheapest return flights first.

Deals found on 26/7

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Philadelphia to Gatwick

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

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Gatwick. 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 from for flights from Philadelphia to London Gatwick?

    For a flight from Philadelphia to London Gatwick, you will be flying from Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city. Philadelphia is the only Philadelphia airport and it handles 0 outbound flights to London Gatwick per day. 0 airlines have flights to London Gatwick from Philadelphia on a regular basis.

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

    For as low as £648, JetBlue can have you in London Gatwick Airport from Philadelphia in 31h 40m. The distance from Philadelphia to London Gatwick Airport is about 3551 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Philadelphia to Gatwick by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Hayes
Croydon
Colchester
Brentford
Eastbourne
Watford
Southend-on-Sea
Enfield
Kingston upon Thames
Southall
Aylesbury
Dover
Romford

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Not ready to book yet? You can track prices for flights from Philadelphia to Gatwick on Cheapflights with our Price Alert feature and get notified when better prices are available.

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