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Cheap flights from Pennsylvania to the United Kingdom from $44

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 the United Kingdom departing on 9/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Scandinavian Airlines Logo
5:40 pm - 4:25 pmEWR-LHR
17h 45m1 stop
Scandinavian Airlines Logo
6:40 am - 1:25 pmLHR-EWR
11h 45m1 stop
$351Scandinavian Airlines
Find Deal
vie., nov. 7 - dom., nov. 9
Scandinavian Airlines Logo
6:30 pm - 9:35 amEWR-LHR
34h 05m1 stop
Scandinavian Airlines Logo
6:40 am - 1:35 pmLHR-EWR
11h 55m1 stop
$354Scandinavian Airlines
Find Deal
vie., dic. 5 - lun., dic. 8
British Airways Logo
9:30 pm - 9:40 amJFK-LHR
7h 10mnonstop
British Airways Logo
9:30 am - 7:05 pmLHR-JFK
14h 35m1 stop
$361British Airways
Find Deal
vie., sep. 26 - dom., sep. 28
TAP AIR PORTUGAL Logo
1:15 am - 8:20 amEWR-LGW
27h 05m1 stop
TAP AIR PORTUGAL Logo
9:20 pm - 10:00 pmLGW-EWR
29h 40m1 stop
$364TAP AIR PORTUGAL
Find Deal
vie., oct. 31 - mar., ene. 20
TAP AIR PORTUGAL Logo
12:15 am - 8:35 pmEWR-LGW
15h 20m1 stop
TAP AIR PORTUGAL Logo
10:10 am - 10:00 pmLGW-EWR
16h 50m1 stop
$365TAP AIR PORTUGAL
Find Deal
lun., nov. 24 - jue., dic. 4
British Airways Logo
7:30 pm - 7:45 amJFK-LHR
7h 15mnonstop
British Airways Logo
6:10 am - 2:50 pmLHR-JFK
13h 40m1 stop
$366British Airways
Find Deal
vie., sep. 12 - dom., sep. 14
Iberia Logo
8:05 am - 8:00 pmJFK-LHR
6h 55mnonstop
Iberia Logo
9:55 am - 10:00 pmLHR-JFK
17h 05m1 stop
$369Iberia
Find Deal
sáb., nov. 15 - dom., nov. 16
Norse Atlantic UK Logo
6:20 pm - 6:20 amJFK-LGW
7h 00mnonstop
Norse Atlantic UK Logo
1:05 pm - 3:55 pmLGW-JFK
7h 50mnonstop
$369Norse Atlantic UK
Find Deal
jue., oct. 2 - jue., oct. 9
Norse Atlantic UK Logo
6:20 pm - 6:20 amJFK-LGW
7h 00mnonstop
Norse Atlantic UK Logo
1:05 pm - 3:55 pmLGW-JFK
7h 50mnonstop
$370Norse Atlantic UK
Find Deal
jue., oct. 2 - jue., oct. 9
Iberia Logo
8:40 pm - 8:00 pmJFK-LGW
18h 20m1 stop
Iberia Logo
2:45 pm - 5:45 pmLGW-JFK
8h 00mnonstop
$374Iberia
Find Deal
vie., oct. 3 - dom., oct. 5

Air Canada flights from Pennsylvania to United Kingdom

Our best Air Canada deals on Pennsylvania to United Kingdom flight tickets
Air Canada
Sep 28
LGA7:05 pmNew York LaGuardia
9h 30m
1 stop
LHR9:35 amLondon Heathrow
Oct 4
LHR9:30 amLondon Heathrow
15h 07m
1 stop
LGA7:37 pmNew York LaGuardia
$441
Find similar
Air Canada
Nov 7
LGA6:05 amNew York LaGuardia
20h 05m
1 stop
LHR7:10 amLondon Heathrow
Nov 10
LHR9:00 amLondon Heathrow
15h 02m
2 stops
LGA7:02 pmNew York LaGuardia
$459
Find similar
Air Canada
Aug 18
LGA7:10 pmNew York LaGuardia
20h 50m
2 stops
LHR9:00 pmLondon Heathrow
Sep 2
LHR2:05 pmLondon Heathrow
24h 27m
1 stop
LGA9:32 amNew York LaGuardia
$486
Find similar

United Airlines flights from Pennsylvania to United Kingdom

Our best United Airlines deals on Pennsylvania to United Kingdom flight tickets
United Airlines
Sep 5
EWR6:55 pmNewark
7h 20m
LHR7:15 amLondon Heathrow
Sep 7
LHR6:50 amLondon Heathrow
11h 25m
1 stop
EWR1:15 pmNewark
$373
Find similar
United Airlines
Aug 21
EWR6:00 amNewark
19h 55m
1 stop
LHR6:55 amLondon Heathrow
Aug 27
LHR6:50 amLondon Heathrow
11h 20m
1 stop
EWR1:10 pmNewark
$477
Find similar
United Airlines
Aug 24
EWR5:25 pmNewark
7h 30m
LHR5:55 amLondon Heathrow
Aug 30
LHR6:50 amLondon Heathrow
11h 20m
1 stop
EWR1:10 pmNewark
$480
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania to United Kingdom 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 agosto 14, 2025.
Use the filters below to find and compare flights from Pennsylvania to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NewarkLondon

EWR - LHR

EWRLHR

Newark

vie. 11/7

5:40 pm-4:25 pm

1 stop17h 45m

London Heathrow

dom. 11/9

6:40 am-1:25 pm

1 stop11h 45m

$351

NewarkLondon

EWR - LHR

EWRLHR

Newark

vie. 12/5

6:30 pm-9:35 am

1 stop34h 05m

London Heathrow

lun. 12/8

6:40 am-1:35 pm

1 stop11h 55m

$354

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

vie. 9/26

9:30 pm-9:40 am

Nonstop7h 10m

London Heathrow

dom. 9/28

9:30 am-7:05 pm

1 stop14h 35m

$361

NewarkLondon

EWR - LGW

EWRLGW

Newark

vie. 10/31

1:15 am-8:20 am

1 stop27h 05m

London Gatwick

mar. 1/20

9:20 pm-10:00 pm

1 stop29h 40m

$364

NewarkLondon

EWR - LGW

EWRLGW

Newark

lun. 11/24

12:15 am-8:35 pm

1 stop15h 20m

London Gatwick

jue. 12/4

10:10 am-10:00 pm

1 stop16h 50m

$365

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

vie. 9/12

7:30 pm-7:45 am

Nonstop7h 15m

London Heathrow

dom. 9/14

6:10 am-2:50 pm

1 stop13h 40m

$366

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

sáb. 11/15

8:05 am-8:00 pm

Nonstop6h 55m

London Heathrow

dom. 11/16

9:55 am-10:00 pm

1 stop17h 05m

$369

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

jue. 10/2

6:20 pm-6:20 am

Nonstop7h 00m

London Gatwick

jue. 10/9

1:05 pm-3:55 pm

Nonstop7h 50m

$369

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

jue. 10/2

6:20 pm-6:20 am

Nonstop7h 00m

London Gatwick

jue. 10/9

1:05 pm-3:55 pm

Nonstop7h 50m

$370

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

vie. 10/3

8:40 pm-8:00 pm

1 stop18h 20m

London Gatwick

dom. 10/5

2:45 pm-5:45 pm

Nonstop8h 00m

$374

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 the United Kingdom from

How to get the cheapest flight ticket from Pennsylvania to United Kingdom

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 month to fly to United Kingdom?

In general, February is the cheapest month to fly from Pennsylvania to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $663. If you aren’t able to travel to United Kingdom during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $681.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Pennsylvania to United Kingdom is on a Wednesday when prices can be found for as low as $785. The most expensive day to fly to United Kingdom is Saturday, with ticket prices averaging around $987.

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

According to our data, the cheapest time of day to fly to United Kingdom is at noon. momondo users have found flights departing from Pennsylvania to United Kingdom at noon for as low as $764. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly in the afternoon, with an average ticket price of $881. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Pennsylvania to United Kingdom flight route?

Fly from Philadelphia to London Heathrow for the best Pennsylvania - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Pennsylvania when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around $826 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Pennsylvania for as low as $722 on momondo.

What cabin class options are available on Pennsylvania to United Kingdom flights?

There are 4 cabin classes available to choose from on Pennsylvania to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Pennsylvania to United Kingdom flights?

You could potentially save up to 75% on your flight if you consider stops on a Pennsylvania to United Kingdom flight.

Cheap Pennsylvania to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pennsylvania to United Kingdom

Best Price Found

$44

Fastest flight time

6h 50m

Direct flights

Every day

Airports in United Kingdom

2 airports
The best one-way flight to United Kingdom from Pennsylvania in the past 72 hours is $44. The best round-trip flight deal from Pennsylvania to United Kingdom found on momondo in the last 72 hours is $351.
The fastest flight from Pennsylvania to United Kingdom takes 6h 50m
Direct flights go from Pennsylvania to United Kingdom every day.
There are 2 airports near United Kingdom: London Heathrow (LHR), London Gatwick (LGW)
Search flight deals

  • When did momondo last update prices for flights from Pennsylvania to United Kingdom?

    Prices for flights from Pennsylvania to United Kingdom were last updated today.

  • How many operators does momondo search for flights from Pennsylvania to United Kingdom?

  • How old do you have to be to fly from Pennsylvania to United Kingdom?

    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 United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents required for your trip to United Kingdom 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 United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Pennsylvania to United Kingdom?

Best airlines flying from Pennsylvania to United Kingdom

Compare and see reviews for airlines that fly from Pennsylvania to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $95Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
DeltaPriceFrom $219Free CancellationRating
8.0
7,980 reviews
Search Delta flights
IcelandairPriceFrom $492Free CancellationRating
7.0
526 reviews
Search Icelandair flights
British AirwaysPriceFrom $520Free CancellationRating
6.6
7,266 reviews
Search British Airways flights
American AirlinesPriceFrom $534Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Air CanadaPriceFrom $556Free CancellationRating
7.1
9,949 reviews
Search Air Canada flights
Aer LingusPriceFrom $568Free CancellationRating
7.1
1,214 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $575Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
FinnairPriceFrom $604Free CancellationRating
7.6
1,321 reviews
Search Finnair flights
IberiaPriceFrom $608Free CancellationRating
7.0
2,878 reviews
Search Iberia flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Pennsylvania to United Kingdom. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to United Kingdom from Pennsylvania which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Pennsylvania to United Kingdom?

Once you have performed a search for Pennsylvania to United Kingdom flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to United Kingdom from Pennsylvania are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your United Kingdom 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.
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Find better results for your trip to the United Kingdom

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom $321
Flights to Manchesterfrom $362
Flights to Edinburghfrom $385
Flights to Birminghamfrom $398
Flights to Glasgowfrom $406
Flights to Belfastfrom $475
Flights to Newcastle upon Tynefrom $456
Flights to Bristolfrom $474
Flights to Invernessfrom $402
Flights to Liverpoolfrom $461
Flights to Aberdeenfrom $507
Flights to Leedsfrom $456