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Cheap flights from London Gatwick Airport to Philadelphia from £236

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Gatwick Airport to Philadelphia departing on 27/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from London Gatwick Airport to Philadelphia

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:50 - 18:55
LGW
-
PHL
15h 05m
1 stop
Multiple Airlines Logo
08:25 - 10:40
PHL
-
LGW
21h 15m
2 stops
£480Multiple Airlines
Wed, 22 Apr - Wed, 29 Apr
Multiple Airlines Logo
09:45 - 18:55
LGW
-
PHL
14h 10m
1 stop
Multiple Airlines Logo
20:25 - 11:05
PHL
-
LGW
9h 40m
1 stop
£481Multiple Airlines
Thu, 9 Apr - Tue, 14 Apr
Multiple Airlines Logo
14:00 - 07:41
LGW
-
PHL
22h 41m
1 stop
Multiple Airlines Logo
10:54 - 10:00
PHL
-
LGW
18h 06m
1 stop
£493Multiple Airlines
Wed, 22 Apr - Sun, 10 May
Multiple Airlines Logo
14:00 - 11:40
LGW
-
PHL
26h 40m
1 stop
Multiple Airlines Logo
11:36 - 10:00
PHL
-
LGW
17h 24m
2 stops
£498Multiple Airlines
Wed, 22 Apr - Sun, 10 May
Multiple Airlines Logo
14:00 - 10:38
LGW
-
PHL
25h 38m
1 stop
Multiple Airlines Logo
07:30 - 10:00
PHL
-
LGW
21h 30m
1 stop
£498Multiple Airlines
Mon, 20 Apr - Mon, 27 Apr
Multiple Airlines Logo
14:00 - 09:11
LGW
-
PHL
24h 11m
2 stops
Multiple Airlines Logo
07:30 - 10:00
PHL
-
LGW
21h 30m
1 stop
£502Multiple Airlines
Mon, 20 Apr - Mon, 27 Apr
Multiple Airlines Logo
14:00 - 19:51
LGW
-
PHL
34h 51m
1 stop
Multiple Airlines Logo
07:30 - 10:00
PHL
-
LGW
21h 30m
1 stop
£504Multiple Airlines
Mon, 20 Apr - Mon, 27 Apr
Multiple Airlines Logo
08:40 - 18:55
LGW
-
PHL
15h 15m
1 stop
Multiple Airlines Logo
08:25 - 09:10
PHL
-
LGW
19h 45m
2 stops
£506Multiple Airlines
Mon, 20 Apr - Mon, 27 Apr
Multiple Airlines Logo
08:55 - 18:55
LGW
-
PHL
15h 00m
1 stop
Multiple Airlines Logo
08:25 - 09:10
PHL
-
LGW
19h 45m
2 stops
£511Multiple Airlines
Fri, 24 Apr - Mon, 27 Apr
JetBlue Logo
12:20 - 08:31
LGW
-
PHL
25h 11m
1 stop
JetBlue Logo
09:22 - 09:35
PHL
-
LGW
19h 13m
1 stop
£512JetBlue
Mon, 25 May - Wed, 3 Jun

British Airways flights from London Gatwick Airport to Philadelphia

Our best British Airways deals on London Gatwick Airport to Philadelphia flight tickets
British Airways
22 Apr
LGW11:30London Gatwick
28h 22m
2 stops
PHL10:52Philadelphia
29 Apr
PHL14:45Philadelphia
15h 05m
2 stops
LGW10:50London Gatwick
£554
British Airways
22 Apr
LGW07:10London Gatwick
13h 40m
1 stop
PHL15:50Philadelphia
29 Apr
PHL17:05Philadelphia
19h 50m
1 stop
LGW17:55London Gatwick
£562
British Airways
24 Mar
LGW19:40London Gatwick
25h 15m
1 stop
PHL16:55Philadelphia
6 Aug
PHL18:20Philadelphia
22h 30m
1 stop
LGW21:50London Gatwick
£965

JetBlue flights from London Gatwick Airport to Philadelphia

Our best JetBlue deals on London Gatwick Airport to Philadelphia flight tickets
JetBlue
25 May
LGW12:20London Gatwick
25h 11m
1 stop
PHL08:31Philadelphia
3 Jun
PHL09:22Philadelphia
19h 13m
1 stop
LGW09:35London Gatwick
£512
JetBlue
3 Jun
LGW12:20London Gatwick
25h 11m
1 stop
PHL08:31Philadelphia
15 Jun
PHL20:45Philadelphia
31h 50m
1 stop
LGW09:35London Gatwick
£516
JetBlue
1 Jul
LGW12:20London Gatwick
12h 29m
1 stop
PHL19:49Philadelphia
22 Jul
PHL20:45Philadelphia
31h 50m
1 stop
LGW09:35London Gatwick
£521

momondo Fare Finder

 
Customise your flight search to find flights from London Gatwick Airport 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, momondo users made 279,928 searches. Data last updated 12 March 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Wed 22/4

08:50-18:55

1 stop15h 05m

Philadelphia

Wed 29/4

08:25-10:40

2 stops21h 15m

£480
Fastest return journey

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Thu 9/4

09:45-18:55

1 stop14h 10m

Philadelphia

Tue 14/4

20:25-11:05

1 stop9h 40m

£481

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Wed 22/4

14:00-07:41

1 stop22h 41m

Philadelphia

Sun 10/5

10:54-10:00

1 stop18h 06m

£493

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Wed 22/4

14:00-11:40

1 stop26h 40m

Philadelphia

Sun 10/5

11:36-10:00

2 stops17h 24m

£498

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Mon 20/4

14:00-10:38

1 stop25h 38m

Philadelphia

Mon 27/4

07:30-10:00

1 stop21h 30m

£498

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Mon 20/4

14:00-09:11

2 stops24h 11m

Philadelphia

Mon 27/4

07:30-10:00

1 stop21h 30m

£502

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Mon 20/4

14:00-19:51

1 stop34h 51m

Philadelphia

Mon 27/4

07:30-10:00

1 stop21h 30m

£504

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Mon 20/4

08:40-18:55

1 stop15h 15m

Philadelphia

Mon 27/4

08:25-09:10

2 stops19h 45m

£506

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Fri 24/4

08:55-18:55

1 stop15h 00m

Philadelphia

Mon 27/4

08:25-09:10

2 stops19h 45m

£511

LondonPhiladelphia

LGW - PHL

LGWPHL

London Gatwick

Mon 25/5

12:20-08:31

1 stop25h 11m

Philadelphia

Wed 3/6

09:22-09:35

1 stop19h 13m

£512

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Philadelphia from

How to get the cheapest flight ticket from London Gatwick Airport to Philadelphia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Philadelphia?

Our data shows that Wednesday is the least expensive day to fly to Philadelphia. Tickets to fly out on this day can be as low as £603. On the other hand, Sunday is the most expensive day to depart from London Gatwick Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £670.

What is the cheapest time of day to depart on your flight to Philadelphia?

The cheapest time of day to fly to Philadelphia is in the morning when flights can be purchased for as low as £624. At midday is when there is more demand to fly to Philadelphia, so prices are often more expensive at around £626 per ticket.

Can stopping save me money on London Gatwick Airport to Philadelphia flights?

You could potentially save up to 10% on your flight if you consider stops on a London Gatwick Airport to Philadelphia flight.

When to book flights from London Gatwick Airport to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from London Gatwick Airport to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Gatwick Airport to Philadelphia (LGW to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Gatwick Airport to Philadelphia

Fastest flight time

12h 29m

Direct flights

None
The fastest flight from London Gatwick Airport to Philadelphia takes 12h 29m
There are no direct flights from London Gatwick Airport to Philadelphia. There are no popular flight routes from London Gatwick Airport to Philadelphia.
Search flight deals

  • How far is London Gatwick to Philadelphia by plane?

    The distance between London Gatwick and Philadelphia is about 3544.3 mi. A reasonable flight in good conditions will take 12h 29m.

  • When did momondo last update prices for flights from London Gatwick Airport to Philadelphia Airport?

    Prices for flights from London Gatwick Airport to Philadelphia Airport were last updated today.

  • How many operators does momondo search for flights from London Gatwick Airport to Philadelphia Airport?

  • How old do you have to be to fly from London Gatwick Airport to Philadelphia Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Gatwick Airport to Philadelphia Airport.

  • What documentation or ID do you need to fly to Philadelphia Airport?

    The necessary travel and health documents for your Philadelphia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from London Gatwick Airport to Philadelphia?

Best airlines flying from London Gatwick Airport to Philadelphia

Compare and see reviews for airlines that fly from London Gatwick Airport to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £451Free CancellationRating
6.7
7,784 reviews
Search British Airways flights

Travelling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Newark
Vineland
King of Prussia
Dover
Essington
Reading
Rehoboth Beach
Cherry Hill
Dewey Beach

Why use momondo?

Why should I use momondo to find a flight deal from London to Philadelphia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Philadelphia. momondo saves you time and could save you money on your trip.

Can I find flights from London to Philadelphia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Philadelphia flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Philadelphia?

momondo helps you find the best flight between London and Philadelphia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Philadelphia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Philadelphia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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