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Cheap flights from Pennsylvania to London from $171

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to London departing on 1/26. 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
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
7:35 pm - 10:55 am
EWR
-
LGW
10h 20m1 stop
Icelandair Logo
11:55 am - 6:25 pm
LGW
-
EWR
11h 30m1 stop
$493Icelandair
Wed, Jan 14 - Sun, Jan 18
TAP AIR PORTUGAL Logo
11:55 pm - 8:50 am
EWR
-
LGW
27h 55m2 stops
TAP AIR PORTUGAL Logo
11:00 am - 10:05 pm
LGW
-
EWR
16h 05m1 stop
$494TAP AIR PORTUGAL
Mon, Jan 19 - Mon, Jan 26
Multiple Airlines Logo
11:55 pm - 3:45 pm
EWR
-
LGW
10h 50m1 stop
Multiple Airlines Logo
2:00 pm - 11:27 pm
LGW
-
EWR
14h 27m1 stop
$498Multiple Airlines
Sun, Jan 11 - Thu, Jan 15
Multiple Airlines Logo
5:00 am - 10:00 am
EWR
-
LGW
24h 00m1 stop
Multiple Airlines Logo
2:00 pm - 11:27 pm
LGW
-
EWR
14h 27m1 stop
$501Multiple Airlines
Thu, Jan 15 - Thu, Jan 22
Norse Atlantic UK Logo
6:05 pm - 6:00 am
JFK
-
LGW
6h 55mnonstop
Norse Atlantic UK Logo
1:00 pm - 3:55 pm
LGW
-
JFK
7h 55mnonstop
$506Norse Atlantic UK
Wed, Jan 14 - Mon, Jan 19
Norse Atlantic UK Logo
6:05 pm - 6:00 am
JFK
-
LGW
6h 55mnonstop
Norse Atlantic UK Logo
1:05 pm - 3:55 pm
LGW
-
JFK
7h 50mnonstop
$507Norse Atlantic UK
Fri, Feb 27 - Mon, Apr 20
British Airways Logo
8:50 pm - 7:00 pm
JFK
-
LGW
17h 10m1 stop
British Airways Logo
11:45 am - 7:15 pm
LGW
-
JFK
12h 30m1 stop
$510British Airways
Fri, Jan 16 - Thu, Jan 22
SWISS Logo
4:25 pm - 5:50 pm
JFK
-
LGW
20h 25m1 stop
SWISS Logo
6:40 pm - 1:05 pm
LGW
-
JFK
23h 25m1 stop
$512SWISS
Fri, Jan 16 - Mon, Jan 19
British Airways Logo
11:30 am - 6:45 am
DCA
-
LGW
14h 15m1 stop
British Airways Logo
10:40 am - 9:30 pm
LGW
-
DCA
15h 50m1 stop
$578British Airways
Wed, Apr 15 - Tue, Apr 28
SWISS Logo
8:30 pm - 5:50 pm
IAD
-
LGW
16h 20m1 stop
SWISS Logo
6:40 pm - 3:10 pm
LGW
-
IAD
25h 30m1 stop
$584SWISS
Thu, Jan 15 - Wed, Jan 21

Icelandair flights from Pennsylvania to London Gatwick Airport

Our best Icelandair deals on Pennsylvania to London Gatwick Airport flight tickets
Icelandair
Jan 14
EWR7:35 pmNewark
10h 20m
1 stop
LGW10:55 amLondon Gatwick
Jan 18
LGW11:55 amLondon Gatwick
11h 30m
1 stop
EWR6:25 pmNewark
$493
Find similar
Icelandair
Jan 7
JFK7:25 pmNew York John F Kennedy Intl
10h 30m
1 stop
LGW10:55 amLondon Gatwick
Jan 15
LGW11:55 amLondon Gatwick
11h 05m
1 stop
JFK6:00 pmNew York John F Kennedy Intl
$503
Find similar
Icelandair
Mar 24
JFK8:25 pmNew York John F Kennedy Intl
10h 30m
1 stop
LGW10:55 amLondon Gatwick
Apr 15
LGW3:40 pmLondon Gatwick
11h 30m
1 stop
JFK10:10 pmNew York John F Kennedy Intl
$504
Find similar

Norse Atlantic UK flights from Pennsylvania to London Gatwick Airport

Our best Norse Atlantic UK deals on Pennsylvania to London Gatwick Airport flight tickets
Norse Atlantic UK
Feb 27
JFK6:05 pmNew York John F Kennedy Intl
6h 55m
LGW6:00 amLondon Gatwick
Apr 20
LGW1:05 pmLondon Gatwick
7h 50m
JFK3:55 pmNew York John F Kennedy Intl
$507
Find similar
Norse Atlantic UK
Apr 1
JFK6:20 pmNew York John F Kennedy Intl
7h 00m
LGW6:20 amLondon Gatwick
Apr 12
LGW1:05 pmLondon Gatwick
7h 50m
JFK3:55 pmNew York John F Kennedy Intl
$512
Find similar
Norse Atlantic UK
Apr 4
JFK6:20 pmNew York John F Kennedy Intl
7h 00m
LGW6:20 amLondon Gatwick
Apr 13
LGW1:05 pmLondon Gatwick
7h 50m
JFK3:55 pmNew York John F Kennedy Intl
$513
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania 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 December 4, 2025.
Use the filters below to find and compare flights from Pennsylvania to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NewarkLondon

EWR - LGW

EWRLGW

Newark

Wed 1/14

7:35 pm-10:55 am

1 stop10h 20m

London Gatwick

Sun 1/18

11:55 am-6:25 pm

1 stop11h 30m

$493

NewarkLondon

EWR - LGW

EWRLGW

Newark

Mon 1/19

11:55 pm-8:50 am

2 stops27h 55m

London Gatwick

Mon 1/26

11:00 am-10:05 pm

1 stop16h 05m

$494

NewarkLondon

EWR - LGW

EWRLGW

Newark

Sun 1/11

11:55 pm-3:45 pm

1 stop10h 50m

London Gatwick

Thu 1/15

2:00 pm-11:27 pm

1 stop14h 27m

$498

NewarkLondon

EWR - LGW

EWRLGW

Newark

Thu 1/15

5:00 am-10:00 am

1 stop24h 00m

London Gatwick

Thu 1/22

2:00 pm-11:27 pm

1 stop14h 27m

$501

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Wed 1/14

6:05 pm-6:00 am

Nonstop6h 55m

London Gatwick

Mon 1/19

1:00 pm-3:55 pm

Nonstop7h 55m

$506

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Fri 2/27

6:05 pm-6:00 am

Nonstop6h 55m

London Gatwick

Mon 4/20

1:05 pm-3:55 pm

Nonstop7h 50m

$507

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Fri 1/16

8:50 pm-7:00 pm

1 stop17h 10m

London Gatwick

Thu 1/22

11:45 am-7:15 pm

1 stop12h 30m

$510

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Fri 1/16

4:25 pm-5:50 pm

1 stop20h 25m

London Gatwick

Mon 1/19

6:40 pm-1:05 pm

1 stop23h 25m

$512

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Wed 4/15

11:30 am-6:45 am

1 stop14h 15m

London Gatwick

Tue 4/28

10:40 am-9:30 pm

1 stop15h 50m

$578

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Thu 1/15

8:30 pm-5:50 pm

1 stop16h 20m

London Gatwick

Wed 1/21

6:40 pm-3:10 pm

1 stop25h 30m

$584

Flights are sorted by cheapest round-trip flights first.

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

How to get the cheapest flight ticket from Pennsylvania 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

What is the cheapest day to depart on your flight to London Gatwick Airport?

The cheapest day to depart from Pennsylvania to London Gatwick Airport is on a Tuesday when prices can be found for as low as $731. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to London Gatwick Airport on Wednesday is $1,068.

What is the cheapest time of day to depart on your flight to London Gatwick Airport?

Flying to London Gatwick Airport from Pennsylvania in the morning is the least expensive time of day to depart. momondo users have found prices as low as $604 when looking at flights departing in the morning. In the afternoon is when there is more demand to fly to London Gatwick Airport, so prices are often more expensive at around $981 per ticket.

Cheap Pennsylvania to London Gatwick Airport flight deals and tips

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

Fastest flight time

6h 55m

Direct flights

Every day
The fastest flight from Pennsylvania to London Gatwick Airport takes 6h 55m
Direct flights go from Pennsylvania to London Gatwick Airport every day.
Search flight deals

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

    Prices for flights from Pennsylvania to London Gatwick Airport are updated daily.

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

  • How old do you have to be to fly from Pennsylvania to London Gatwick 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 Pennsylvania to London Gatwick Airport.

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

    The travel and health documents required for your trip to London Gatwick Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Gatwick Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Pennsylvania to London Gatwick Airport

Compare and see reviews for airlines that fly from Pennsylvania to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $136Free CancellationRating
7.2
2,900 reviews
Search JetBlue flights
British AirwaysPriceFrom $560Free CancellationRating
6.7
7,559 reviews
Search British Airways flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Wembley
Romford
Watford
Ilford
Cobham
Folkestone
Uxbridge
Stansted
Chelmsford

Why use momondo?

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

It is quick and easy to find Pennsylvania to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

All flight searches from Pennsylvania to London on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Pennsylvania to London.

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

Yes. momondo can track prices for Pennsylvania to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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