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Cheap flights from Philadelphia to London Gatwick Airport from £182

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 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LGW
14 Jul — 21 Jul1
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 14 June 2026.

Wed 12/816:20
PHL
-
LGW
2 stops21h 05m
Multiple Airlines
Wed 19/820:45
LGW
-
PHL
2 stops24h 20m
Multiple Airlines
Deal found 9/6£644
Mon 13/720:25
PHL
-
LGW
1 stop15h 30m
Multiple Airlines
Wed 29/708:50
LGW
-
PHL
1 stop15h 05m
Multiple Airlines
Deal found 10/6£645
Tue 28/720:25
PHL
-
LGW
1 stop19h 50m
Multiple Airlines
Tue 4/809:40
LGW
-
PHL
1 stop14h 15m
Multiple Airlines
Deal found 14/6£646
Mon 3/809:20
PHL
-
LGW
1 stop19h 15m
JetBlue
Wed 12/812:20
LGW
-
PHL
1 stop12h 40m
JetBlue
Deal found 10/6£647
Sat 8/806:25
PHL
-
LGW
2 stops22h 35m
Multiple Airlines
Fri 21/814:00
LGW
-
PHL
1 stop14h 43m
Multiple Airlines
Deal found 11/6£648
Wed 7/1010:45
PHL
-
LGW
2 stops18h 00m
Multiple Airlines
Mon 12/1014:00
LGW
-
PHL
1 stop24h 10m
Multiple Airlines
Deal found 12/6£649
Sun 23/808:30
PHL
-
LGW
2 stops20h 30m
Multiple Airlines
Sat 10/1014:00
LGW
-
PHL
1 stop15h 20m
Multiple Airlines
Deal found 11/6£649
Thu 8/1015:25
PHL
-
LGW
2 stops18h 15m
Multiple Airlines
Mon 12/1014:00
LGW
-
PHL
1 stop24h 10m
Multiple Airlines
Deal found 11/6£651
Thu 13/816:20
PHL
-
LGW
2 stops15h 35m
Multiple Airlines
Mon 24/821:30
LGW
-
PHL
2 stops22h 19m
Multiple Airlines
Deal found 12/6£652
Tue 4/820:25
PHL
-
LGW
1 stop9h 40m
Multiple Airlines
Tue 11/808:50
LGW
-
PHL
1 stop15h 05m
Multiple Airlines
Deal found 12/6£652
Thu 3/910:50
PHL
-
LGW
2 stops29h 35m
Multiple Airlines
Fri 11/922:00
LGW
-
PHL
2 stops21h 47m
Multiple Airlines
Deal found 14/6£654

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 14 June 2026.

Round-trip from

£644

One-way from

£182

Popular in

June

Cheapest in

September

Average price

£1,019
6/9-11/9
  • 6/9-11/9
  • 2 total stops
  • 56h 16m total
  • Philadelphia to London
Search Deals
20/7
  • 20/7
  • 2 total stops
  • 39h 28m total
  • Philadelphia to London
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£143 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 14 June 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

Fri 9/10

13:20-09:25

2 stops15h 05m

London Gatwick

Tue 13/10

10:35-23:02

2 stops17h 27m

£728

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Tue 30/6

13:28-10:00

1 stop15h 32m

London Gatwick

Tue 7/7

14:00-20:00

1 stop35h 00m

£749

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Tue 25/8

06:00-09:25

2 stops22h 25m

London Gatwick

Thu 8/10

10:25-17:19

2 stops35h 54m

£757

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Mon 19/10

19:00-15:35

2 stops15h 35m

London Gatwick

Sun 1/11

21:25-22:36

3 stops30h 11m

£760

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Mon 28/9

10:45-14:40

2 stops22h 55m

London Gatwick

Fri 2/10

15:40-09:50

2 stops23h 10m

£787

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Mon 24/8

08:28-11:45

2 stops22h 17m

London Gatwick

Wed 7/10

15:40-09:50

2 stops23h 10m

£787

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Tue 8/12

06:00-09:50

2 stops22h 50m

London Gatwick

Sun 13/12

21:25-21:48

3 stops29h 23m

£864

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Mon 20/7

09:20-15:35

2 stops25h 15m

London Gatwick

Wed 20/1

16:35-18:23

2 stops30h 48m

£875

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

£878

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sun 12/7

09:12-09:35

1 stop19h 23m

London Gatwick

Tue 14/7

12:20-20:00

1 stop12h 40m

£929

Flights are sorted by cheapest return flights first.

Deals found on 13/6

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 £728, JetBlue can have you in London Gatwick Airport from Philadelphia in 15h 05m. The distance from Philadelphia to London Gatwick Airport is about 3551 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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
Wembley
Luton
Gatwick
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Kingston upon Thames
Eastbourne
Watford
Ipswich
Guildford
Romford
Borehamwood
Folkestone
Southall

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