Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Philadelphia to London from $262

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to London departing on 10/11. 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

Find the cheapest flights from Philadelphia to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:41 pm - 10:00 am-
35h 19m
Multiple Airlines Logo
2:00 pm - 11:59 pm-
14h 59m
$847Multiple Airlines
Sat, Aug 22 - Sat, Aug 29
Multiple Airlines Logo
1:00 pm - 10:00 am-
16h 00m
Multiple Airlines Logo
2:00 pm - 4:47 am-
19h 47m
$847Multiple Airlines
Sun, Sep 6 - Fri, Sep 18
JetBlue Logo
9:25 am - 9:35 am-
19h 10m
JetBlue Logo
12:20 pm - 8:01 pm-
12h 41m
$848JetBlue
Tue, Aug 18 - Tue, Aug 25
Multiple Airlines Logo
10:10 am - 10:00 am-
18h 50m
Multiple Airlines Logo
2:00 pm - 9:10 am-
24h 10m
$848Multiple Airlines
Mon, Oct 5 - Sun, Oct 11
Multiple Airlines Logo
3:30 pm - 10:00 am-
13h 30m
Multiple Airlines Logo
2:00 pm - 4:47 am-
19h 47m
$848Multiple Airlines
Sat, Sep 12 - Mon, Sep 14
Multiple Airlines Logo
1:00 pm - 10:00 am-
16h 00m
Multiple Airlines Logo
2:00 pm - 11:59 pm-
14h 59m
$851Multiple Airlines
Thu, Sep 3 - Sun, Sep 6
Multiple Airlines Logo
3:25 pm - 10:00 am-
13h 35m
Multiple Airlines Logo
2:00 pm - 12:20 am-
15h 20m
$853Multiple Airlines
Sat, Oct 10 - Wed, Oct 21
Multiple Airlines Logo
3:30 pm - 10:00 am-
13h 30m
Multiple Airlines Logo
2:00 pm - 9:05 am-
24h 05m
$853Multiple Airlines
Sat, Sep 12 - Sun, Sep 13
Multiple Airlines Logo
3:25 pm - 10:00 am-
13h 35m
Multiple Airlines Logo
2:00 pm - 12:20 am-
15h 20m
$853Multiple Airlines
Sat, Oct 10 - Thu, Oct 22
Multiple Airlines Logo
3:25 pm - 10:00 am-
13h 35m
Multiple Airlines Logo
2:00 pm - 9:10 am-
24h 10m
$853Multiple Airlines
Sat, Oct 10 - Mon, Oct 12

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

JetBlue flights from Philadelphia to London Gatwick Airport

Our best JetBlue deals on Philadelphia to London Gatwick Airport flight tickets
JetBlue
Aug 18
PHL9:25 amPhiladelphia
19h 10m
1 stop
LGW9:35 amLondon Gatwick
Aug 25
LGW12:20 pmLondon Gatwick
12h 41m
1 stop
PHL8:01 pmPhiladelphia
$848
JetBlue
Aug 20
PHL8:55 pmPhiladelphia
31h 40m
1 stop
LGW9:35 amLondon Gatwick
Aug 25
LGW12:20 pmLondon Gatwick
12h 41m
1 stop
PHL8:01 pmPhiladelphia
$856
JetBlue
Aug 16
PHL9:12 amPhiladelphia
19h 23m
1 stop
LGW9:35 amLondon Gatwick
Aug 26
LGW12:20 pmLondon Gatwick
12h 41m
1 stop
PHL8:01 pmPhiladelphia
$861

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to London Gatwick Airport 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 832,500 searches. Data last updated August 4, 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 round-trip

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sat 8/22

5:41 pm-10:00 am

2 stops35h 19m

London Gatwick

Sat 8/29

2:00 pm-11:59 pm

1 stop14h 59m

$847

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sun 9/6

1:00 pm-10:00 am

1 stop16h 00m

London Gatwick

Fri 9/18

2:00 pm-4:47 am

2 stops19h 47m

$847

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Tue 8/18

9:25 am-9:35 am

1 stop19h 10m

London Gatwick

Tue 8/25

12:20 pm-8:01 pm

1 stop12h 41m

$848

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Mon 10/5

10:10 am-10:00 am

1 stop18h 50m

London Gatwick

Sun 10/11

2:00 pm-9:10 am

1 stop24h 10m

$848

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sat 9/12

3:30 pm-10:00 am

1 stop13h 30m

London Gatwick

Mon 9/14

2:00 pm-4:47 am

2 stops19h 47m

$848

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Thu 9/3

1:00 pm-10:00 am

1 stop16h 00m

London Gatwick

Sun 9/6

2:00 pm-11:59 pm

1 stop14h 59m

$851
Quickest round-trip

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sat 10/10

3:25 pm-10:00 am

1 stop13h 35m

London Gatwick

Wed 10/21

2:00 pm-12:20 am

1 stop15h 20m

$853

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sat 9/12

3:30 pm-10:00 am

1 stop13h 30m

London Gatwick

Sun 9/13

2:00 pm-9:05 am

1 stop24h 05m

$853

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sat 10/10

3:25 pm-10:00 am

1 stop13h 35m

London Gatwick

Thu 10/22

2:00 pm-12:20 am

1 stop15h 20m

$853

PhiladelphiaLondon

PHL - LGW

PHLLGW

Philadelphia

Sat 10/10

3:25 pm-10:00 am

1 stop13h 35m

London Gatwick

Mon 10/12

2:00 pm-9:10 am

1 stop24h 10m

$853

Flights are sorted by cheapest round-trip flights first.

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

See travel insights to London from

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

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

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

You could potentially save up to 7% on your flight if you consider stops on a Philadelphia to London Gatwick Airport flight.

When to book flights from Philadelphia to London Gatwick Airport

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

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

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

Fastest flight time

12h 20m

Direct flights

None
The fastest flight from Philadelphia to London Gatwick Airport takes 12h 20m
There are no direct flights from Philadelphia to London Gatwick Airport. There are no popular flight routes from Philadelphia to London Gatwick Airport.
Search flight deals

Frequently asked questions about flying from Philadelphia to London Gatwick Airport

  • How far is Philadelphia to London Gatwick by plane?

    The straight-line distance from Philadelphia to London Gatwick is 3544.3 mi. Typically, this will take 12h 20m by plane in normal conditions.

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

    Prices for flights from Philadelphia Airport to London Gatwick Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to London Gatwick Airport.

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

    The required travel and health documents for your London Gatwick Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Hayes
Wembley
Dover
Croydon
Stansted
Kingston upon Thames
Slough
Harrow
Watford
Cobham
Richmond
Uxbridge
Worthing
Romford
Ilford
Dunstable

Why use momondo?

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

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

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

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

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

momondo helps you find the best flight between Philadelphia and London 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 Philadelphia to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Philadelphia and alert you when they change.

An easier way to manage your London Gatwick Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 9/3
Thu 9/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to London Heathrow Airportfrom $484
Flights to London Stansted Airportfrom $486
Flights to London City Airportfrom $619
Flights to London Luton Airportfrom $488
Flights to Glasgow Intl Airportfrom $592
Flights to Belfast Intl Airportfrom $614
Flights to London Southend Airportfrom $649
Flights to Belfast City Airportfrom $639