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Cheap flights from Philadelphia to London Gatwick Airport from £232

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 17/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LGW
20 Jun — 27 Jun1
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 21 May 2026.

Thu 16/708:25
PHL
-
LGW
2 stops20h 35m
Multiple Airlines
Sun 16/814:00
LGW
-
PHL
1 stop23h 51m
Multiple Airlines
Deal found 17/5£660
Wed 29/710:11
PHL
-
LGW
1 stop18h 49m
Multiple Airlines
Thu 20/814:00
LGW
-
PHL
1 stop15h 44m
Multiple Airlines
Deal found 16/5£662
Mon 3/812:46
PHL
-
LGW
1 stop16h 14m
Multiple Airlines
Thu 20/814:00
LGW
-
PHL
1 stop15h 44m
Multiple Airlines
Deal found 16/5£668
Sun 12/721:16
PHL
-
LGW
1 stop31h 44m
Multiple Airlines
Sun 16/814:00
LGW
-
PHL
1 stop23h 51m
Multiple Airlines
Deal found 17/5£671
Wed 7/1015:25
PHL
-
LGW
2 stops24h 05m
TAP AIR PORTUGAL
Wed 14/1012:05
LGW
-
PHL
2 stops26h 45m
TAP AIR PORTUGAL
Deal found 16/5£672
Mon 13/707:20
PHL
-
LGW
2 stops21h 40m
Multiple Airlines
Sun 16/814:00
LGW
-
PHL
1 stop23h 51m
Multiple Airlines
Deal found 17/5£674
Wed 15/713:28
PHL
-
LGW
1 stop15h 32m
Multiple Airlines
Sun 16/814:00
LGW
-
PHL
1 stop23h 51m
Multiple Airlines
Deal found 17/5£678
Wed 14/1015:25
PHL
-
LGW
2 stops24h 05m
TAP AIR PORTUGAL
Wed 21/1010:35
LGW
-
PHL
2 stops28h 15m
TAP AIR PORTUGAL
Deal found 16/5£678
Wed 29/710:11
PHL
-
LGW
1 stop18h 49m
Multiple Airlines
Tue 18/814:00
LGW
-
PHL
1 stop23h 56m
Multiple Airlines
Deal found 16/5£680
Wed 5/816:20
PHL
-
LGW
2 stops23h 20m
Multiple Airlines
Tue 11/821:35
LGW
-
PHL
2 stops23h 06m
Multiple Airlines
Deal found 16/5£683
Tue 29/906:00
PHL
-
LGW
2 stops22h 45m
TAP AIR PORTUGAL
Tue 20/1010:35
LGW
-
PHL
2 stops28h 15m
TAP AIR PORTUGAL
Deal found 16/5£684
Tue 6/1015:25
PHL
-
LGW
2 stops19h 10m
TAP AIR PORTUGAL
Tue 13/1010:35
LGW
-
PHL
2 stops28h 15m
TAP AIR PORTUGAL
Deal found 15/5£685

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 21 May 2026.

Round-trip from

£660

One-way from

£232

Popular in

June

Cheapest in

September

Average price

£659
16/7-16/8
  • 16/7-16/8
  • 3 total stops
  • 44h 26m total
  • Philadelphia to London
Search Deals
17/10
  • 17/10
  • 1 total stop
  • 35h 03m total
  • Philadelphia to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£121 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£26 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 21 May 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

Mon 21/9

15:25-15:35

2 stops19h 10m

London Gatwick

Mon 28/9

12:05-09:50

2 stops26h 45m

£722

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Thu 27/8

13:15-09:25

2 stops15h 10m

London Gatwick

Mon 31/8

10:25-23:00

2 stops17h 35m

£767

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Wed 28/10

15:30-09:50

2 stops14h 20m

London Gatwick

Fri 6/11

16:40-22:36

2 stops34h 56m

£773

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Fri 25/9

19:00-14:40

2 stops14h 40m

London Gatwick

Fri 2/10

15:40-09:50

2 stops23h 10m

£794

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Fri 9/10

13:20-09:25

2 stops15h 05m

London Gatwick

Mon 12/10

10:25-23:02

2 stops17h 37m

£804

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sat 7/11

18:30-20:40

3 stops21h 10m

London Gatwick

Wed 11/11

16:35-22:36

2 stops35h 01m

£824
Fastest return journey

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Tue 3/11

15:30-10:55

2 stops14h 25m

London Gatwick

Sun 15/11

11:55-22:36

2 stops15h 41m

£921

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sun 9/8

08:28-09:45

2 stops20h 17m

London Gatwick

Sun 16/8

12:05-07:38

2 stops24h 33m

£1,042

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Thu 8/10

15:25-11:20

3 stops38h 55m

London Gatwick

Mon 12/10

12:05-09:50

2 stops26h 45m

£1,076

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Thu 8/10

15:25-11:20

3 stops38h 55m

London Gatwick

Tue 13/10

12:10-22:43

3 stops39h 33m

£1,080

Flights are sorted by cheapest return flights first.

Deals found on 19/5

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 £794, TAP AIR PORTUGAL can have you in London Gatwick Airport from Philadelphia in 14h 40m. 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
Milton Keynes
Hounslow
Croydon
Wembley
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Ipswich
Southend-on-Sea
Guildford
Southall
Chelmsford

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Why should you use Cheapflights to find cheap flight tickets from Philadelphia to Gatwick?

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Yes, we can. To see specific flights from Philadelphia to Gatwick with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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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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