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Cheap flights from Pennsylvania to the United Kingdom from $173

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 1/13. 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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Find the cheapest flights from Pennsylvania to the United Kingdom

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:00 pm - 8:35 pm
EWR
-
LHR
26h 35m1 stop
Multiple Airlines Logo
9:00 am - 9:30 pm
LHR
-
EWR
16h 30m1 stop
$492Multiple Airlines
qua, jan 7 - ter, mar 24
TAP AIR PORTUGAL Logo
12:15 am - 8:40 pm
EWR
-
LGW
15h 25m1 stop
TAP AIR PORTUGAL Logo
10:45 am - 10:00 pm
LGW
-
EWR
16h 15m1 stop
$492TAP AIR PORTUGAL
qui, jan 8 - sex, jan 16
Icelandair Logo
7:35 pm - 10:50 am
EWR
-
LHR
10h 15m1 stop
Icelandair Logo
12:15 pm - 6:25 pm
LHR
-
EWR
11h 10m1 stop
$493Icelandair
dom, jan 11 - sex, jan 16
Icelandair Logo
7:35 pm - 10:50 am
EWR
-
LHR
10h 15m1 stop
Icelandair Logo
12:15 pm - 6:25 pm
LHR
-
EWR
11h 10m1 stop
$494Icelandair
qua, fev 11 - qui, fev 19
Aer Lingus Logo
5:45 pm - 8:05 am
EWR
-
LHR
9h 20m1 stop
Aer Lingus Logo
8:50 am - 4:15 pm
LHR
-
EWR
12h 25m1 stop
$495Aer Lingus
sáb, jan 10 - sáb, jan 17
Aer Lingus Logo
5:45 pm - 8:05 am
EWR
-
LHR
9h 20m1 stop
Aer Lingus Logo
9:50 am - 4:15 pm
LHR
-
EWR
11h 25m1 stop
$496Aer Lingus
qui, jan 8 - qui, jan 15
American Airlines Logo
12:39 pm - 9:00 am
EWR
-
LGW
15h 21m2 stops
American Airlines Logo
11:20 am - 9:30 am
LGW
-
EWR
27h 10m2 stops
$500American Airlines
sáb, jan 24 - sáb, jan 31
Air Canada Logo
3:20 pm - 7:10 am
LGA
-
LHR
10h 50m1 stop
Air Canada Logo
1:25 pm - 7:02 pm
LHR
-
LGA
10h 37m1 stop
$501Air Canada
dom, fev 1 - seg, fev 9
American Airlines Logo
6:25 pm - 6:20 am
JFK
-
LHR
6h 55mnonstop
American Airlines Logo
11:25 am - 7:15 pm
LHR
-
JFK
12h 50m1 stop
$502American Airlines
ter, jan 13 - sáb, jan 17
Air Canada Logo
3:20 pm - 7:10 am
LGA
-
LHR
10h 50m1 stop
Air Canada Logo
1:25 pm - 7:02 pm
LHR
-
LGA
10h 37m1 stop
$502Air Canada
dom, fev 1 - seg, fev 9

JetBlue flights from Pennsylvania to United Kingdom

Our best JetBlue deals on Pennsylvania to United Kingdom flight tickets
JetBlue
Jan 15
JFK9:35 amNew York John F Kennedy Intl
7h 05m
LHR9:40 pmLondon Heathrow
Jan 26
LHR12:20 pmLondon Heathrow
8h 32m
JFK3:52 pmNew York John F Kennedy Intl
$503
Find similar
JetBlue
Mar 5
JFK9:35 amNew York John F Kennedy Intl
7h 05m
LHR9:40 pmLondon Heathrow
Mar 20
LHR12:20 pmLondon Heathrow
8h 32m
JFK4:52 pmNew York John F Kennedy Intl
$504
Find similar
JetBlue
Dec 12
JFK9:09 pmNew York John F Kennedy Intl
7h 21m
LHR9:30 amLondon Heathrow
Jan 9
LHR8:05 amLondon Heathrow
8h 24m
JFK11:29 amNew York John F Kennedy Intl
$518
Find similar

United Airlines flights from Pennsylvania to United Kingdom

Our best United Airlines deals on Pennsylvania to United Kingdom flight tickets
United Airlines
Jan 23
EWR8:00 pmNewark
7h 25m
LHR8:25 amLondon Heathrow
Jan 30
LHR12:05 pmLondon Heathrow
13h 25m
1 stop
EWR8:30 pmNewark
$504
Find similar
United Airlines
Jan 13
EWR11:31 amNewark
28h 04m
1 stop
LHR8:35 pmLondon Heathrow
Jan 17
LHR12:05 pmLondon Heathrow
13h 25m
1 stop
EWR8:30 pmNewark
$505
Find similar
United Airlines
Jan 15
EWR9:10 amNewark
7h 10m
LHR9:20 pmLondon Heathrow
Jan 19
LHR9:05 amLondon Heathrow
33h 50m
1 stop
EWR1:55 pmNewark
$507
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 dezembro 11, 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

qua 1/7

1:00 pm-8:35 pm

1 stop26h 35m

London Heathrow

ter 3/24

9:00 am-9:30 pm

1 stop16h 30m

$492

NewarkLondon

EWR - LGW

EWRLGW

Newark

qui 1/8

12:15 am-8:40 pm

1 stop15h 25m

London Gatwick

sex 1/16

10:45 am-10:00 pm

1 stop16h 15m

$492

NewarkLondon

EWR - LHR

EWRLHR

Newark

dom 1/11

7:35 pm-10:50 am

1 stop10h 15m

London Heathrow

sex 1/16

12:15 pm-6:25 pm

1 stop11h 10m

$493

NewarkLondon

EWR - LHR

EWRLHR

Newark

qua 2/11

7:35 pm-10:50 am

1 stop10h 15m

London Heathrow

qui 2/19

12:15 pm-6:25 pm

1 stop11h 10m

$494

NewarkLondon

EWR - LHR

EWRLHR

Newark

sáb 1/10

5:45 pm-8:05 am

1 stop9h 20m

London Heathrow

sáb 1/17

8:50 am-4:15 pm

1 stop12h 25m

$495

NewarkLondon

EWR - LHR

EWRLHR

Newark

qui 1/8

5:45 pm-8:05 am

1 stop9h 20m

London Heathrow

qui 1/15

9:50 am-4:15 pm

1 stop11h 25m

$496

NewarkLondon

EWR - LGW

EWRLGW

Newark

sáb 1/24

12:39 pm-9:00 am

2 stops15h 21m

London Gatwick

sáb 1/31

11:20 am-9:30 am

2 stops27h 10m

$500

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

dom 2/1

3:20 pm-7:10 am

1 stop10h 50m

London Heathrow

seg 2/9

1:25 pm-7:02 pm

1 stop10h 37m

$501

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

ter 1/13

6:25 pm-6:20 am

Nonstop6h 55m

London Heathrow

sáb 1/17

11:25 am-7:15 pm

1 stop12h 50m

$502

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

dom 2/1

3:20 pm-7:10 am

1 stop10h 50m

London Heathrow

seg 2/9

1:25 pm-7:02 pm

1 stop10h 37m

$502

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, September 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 $646. If you aren’t able to travel to United Kingdom during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $660.

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 $773. The most expensive day to fly to United Kingdom is Saturday, with ticket prices averaging around $974.

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 evening, with an average ticket price of $869. Departure times in the evening 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 $819 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 $682 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 28% 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

$448

Fastest flight time

6h 30m

Direct flights

Every day

Airports in United Kingdom

1,286 airports
The best one-way flight to United Kingdom from Pennsylvania in the past 72 hours is $448. The best round-trip flight deal from Pennsylvania to United Kingdom found on momondo in the last 72 hours is $692.
The fastest flight from Pennsylvania to United Kingdom takes 6h 30m
Direct flights go from Pennsylvania to United Kingdom every day.
There are 1,286 airports in United Kingdom. From Pennsylvania there are direct flights to 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
2,899 reviews
Search JetBlue flights
DeltaPriceFrom $219Free CancellationRating
7.9
8,007 reviews
Search Delta flights
IcelandairPriceFrom $492Free CancellationRating
7.0
589 reviews
Search Icelandair flights
American AirlinesPriceFrom $505Free CancellationRating
7.2
11,049 reviews
Search American Airlines flights
British AirwaysPriceFrom $508Free CancellationRating
6.7
7,571 reviews
Search British Airways flights
FinnairPriceFrom $514Free CancellationRating
7.6
1,334 reviews
Search Finnair flights
Aer LingusPriceFrom $522Free CancellationRating
7.2
1,394 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $560Free CancellationRating
7.4
9,093 reviews
Search United Airlines flights
IberiaPriceFrom $578Free CancellationRating
7.0
3,045 reviews
Search Iberia flights
KLMPriceFrom $610Free CancellationRating
7.7
1,432 reviews
Search KLM 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 $330
Flights to Manchesterfrom $362
Flights to Edinburghfrom $386
Flights to Birminghamfrom $386
Flights to Glasgowfrom $388
Flights to Newcastle upon Tynefrom $440
Flights to Belfastfrom $487
Flights to Bristolfrom $452
Flights to Invernessfrom $416
Flights to Liverpoolfrom $435
Flights to Aberdeenfrom $521
Flights to Leedsfrom $447