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Cheap flights from Pennsylvania to the United Kingdom from $178

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 5/1. 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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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
8:25 pm - 10:50 pm
JFK
-
STN
22h 25m
2 stops
Multiple Airlines Logo
11:35 am - 10:05 pm
STN
-
JFK
15h 30m
2 stops
$458Multiple Airlines
Wed, Mar 25 - Tue, Mar 31
Multiple Airlines Logo
11:30 am - 7:45 pm
LGA
-
LGW
27h 15m
2 stops
Multiple Airlines Logo
9:35 pm - 3:38 pm
LGW
-
LGA
22h 03m
2 stops
$459Multiple Airlines
Thu, Mar 5 - Sun, Mar 15
ITA Airways Logo
4:45 pm - 7:45 am
JFK
-
LCY
34h 00m
2 stops
ITA Airways Logo
4:45 pm - 6:55 pm
LCY
-
JFK
31h 10m
1 stop
$459ITA Airways
Sat, Feb 28 - Mon, Mar 2
Icelandair Logo
7:25 pm - 10:50 am
JFK
-
LHR
10h 25m
1 stop
Icelandair Logo
8:35 pm - 6:00 pm
LHR
-
JFK
26h 25m
1 stop
$459Icelandair
Mon, Feb 23 - Wed, Mar 4
Icelandair Logo
8:25 pm - 10:55 am
JFK
-
LGW
10h 30m
1 stop
Icelandair Logo
3:40 pm - 10:05 pm
LGW
-
JFK
11h 25m
1 stop
$459Icelandair
Wed, Mar 25 - Mon, Apr 20
ITA Airways Logo
4:45 pm - 7:45 am
JFK
-
LCY
34h 00m
2 stops
ITA Airways Logo
4:45 pm - 6:55 pm
LCY
-
JFK
31h 10m
1 stop
$460ITA Airways
Sat, Feb 28 - Mon, Mar 2
Air Canada Logo
5:35 pm - 10:00 am
LGA
-
LHR
11h 25m
1 stop
Air Canada Logo
2:05 pm - 7:31 pm
LHR
-
LGA
10h 26m
1 stop
$465Air Canada
Tue, Mar 31 - Mon, Apr 6
Norse Atlantic UK Logo
7:05 pm - 6:00 am
JFK
-
LGW
6h 55mnonstop
Norse Atlantic UK Logo
1:00 pm - 4:55 pm
LGW
-
JFK
7h 55mnonstop
$466Norse Atlantic UK
Sun, Mar 8 - Mon, Mar 9
Norse Atlantic UK Logo
6:05 pm - 6:00 am
JFK
-
LGW
6h 55mnonstop
Norse Atlantic UK Logo
8:30 pm - 12:25 am
LGW
-
JFK
7h 55mnonstop
$467Norse Atlantic UK
Wed, Feb 25 - Wed, Mar 25
Air Canada Logo
3:30 pm - 9:35 am
LGA
-
LHR
13h 05m
1 stop
Air Canada Logo
2:05 pm - 9:30 pm
LHR
-
LGA
12h 25m
1 stop
$470Air Canada
Tue, Mar 31 - Sun, Apr 5

Austrian Airlines flights from Pennsylvania to United Kingdom

Our best Austrian Airlines deals on Pennsylvania to United Kingdom flight tickets
Austrian Airlines
Feb 19
JFK6:10 pmNew York John F Kennedy Intl
33h 10m
1 stop
LHR8:20 amLondon Heathrow
Feb 24
LHR6:00 amLondon Heathrow
13h 15m
1 stop
JFK2:15 pmNew York John F Kennedy Intl
$477
Austrian Airlines
Mar 5
JFK6:10 pmNew York John F Kennedy Intl
14h 55m
1 stop
LHR2:05 pmLondon Heathrow
Mar 12
LHR6:00 amLondon Heathrow
13h 15m
1 stop
JFK3:15 pmNew York John F Kennedy Intl
$495
Austrian Airlines
Feb 7
JFK6:10 pmNew York John F Kennedy Intl
13h 55m
1 stop
LHR1:05 pmLondon Heathrow
Feb 12
LHR6:00 amLondon Heathrow
13h 15m
1 stop
JFK2:15 pmNew York John F Kennedy Intl
$496

Virgin Atlantic flights from Pennsylvania to United Kingdom

Our best Virgin Atlantic deals on Pennsylvania to United Kingdom flight tickets
Virgin Atlantic
Feb 18
JFK4:59 pmNew York John F Kennedy Intl
9h 51m
1 stop
LHR7:50 amLondon Heathrow
Mar 11
LHR6:20 amLondon Heathrow
11h 35m
1 stop
JFK1:55 pmNew York John F Kennedy Intl
$475
Virgin Atlantic
Mar 5
JFK8:20 amNew York John F Kennedy Intl
6h 50m
LHR8:10 pmLondon Heathrow
Mar 12
LHR8:55 amLondon Heathrow
12h 05m
1 stop
JFK5:00 pmNew York John F Kennedy Intl
$506
Virgin Atlantic
Feb 23
JFK7:01 pmNew York John F Kennedy Intl
6h 54m
LHR6:55 amLondon Heathrow
Mar 2
LHR8:00 pmLondon Heathrow
7h 55m
JFK10:55 pmNew York John F Kennedy Intl
$508

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 February 6, 2026.
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

New YorkLondon

JFK - STN

JFKSTN

New York John F Kennedy Intl

Wed 3/25

8:25 pm-10:50 pm

2 stops22h 25m

London Stansted

Tue 3/31

11:35 am-10:05 pm

2 stops15h 30m

$458

New YorkLondon

LGA - LGW

LGALGW

New York LaGuardia

Thu 3/5

11:30 am-7:45 pm

2 stops27h 15m

London Gatwick

Sun 3/15

9:35 pm-3:38 pm

2 stops22h 03m

$459

New YorkLondon

JFK - LCY

JFKLCY

New York John F Kennedy Intl

Sat 2/28

4:45 pm-7:45 am

2 stops34h 00m

London City

Mon 3/2

4:45 pm-6:55 pm

1 stop31h 10m

$459

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 2/23

7:25 pm-10:50 am

1 stop10h 25m

London Heathrow

Wed 3/4

8:35 pm-6:00 pm

1 stop26h 25m

$459

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Wed 3/25

8:25 pm-10:55 am

1 stop10h 30m

London Gatwick

Mon 4/20

3:40 pm-10:05 pm

1 stop11h 25m

$459

New YorkLondon

JFK - LCY

JFKLCY

New York John F Kennedy Intl

Sat 2/28

4:45 pm-7:45 am

2 stops34h 00m

London City

Mon 3/2

4:45 pm-6:55 pm

1 stop31h 10m

$460

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 3/31

5:35 pm-10:00 am

1 stop11h 25m

London Heathrow

Mon 4/6

2:05 pm-7:31 pm

1 stop10h 26m

$465

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Sun 3/8

7:05 pm-6:00 am

Nonstop6h 55m

London Gatwick

Mon 3/9

1:00 pm-4:55 pm

Nonstop7h 55m

$466

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Wed 2/25

6:05 pm-6:00 am

Nonstop6h 55m

London Gatwick

Wed 3/25

8:30 pm-12:25 am

Nonstop7h 55m

$467

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 3/31

3:30 pm-9:35 am

1 stop13h 05m

London Heathrow

Sun 4/5

2:05 pm-9:30 pm

1 stop12h 25m

$470

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 $655. If you aren’t able to travel to United Kingdom during the month of September, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $663.

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 $768. The most expensive day to fly to United Kingdom is Saturday, with ticket prices averaging around $993.

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 in the afternoon. momondo users have found flights departing from Pennsylvania to United Kingdom in the afternoon for as low as $841. 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 $876. 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 Pittsburgh 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 $827 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 $689 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 42% 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

$373

Fastest flight time

6h 40m

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 $373. The best round-trip flight deal from Pennsylvania to United Kingdom found on momondo in the last 72 hours is $628.
The fastest flight from Pennsylvania to United Kingdom takes 6h 40m
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).
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
2,895 reviews
Search JetBlue flights
DeltaPriceFrom $219Free CancellationRating
7.9
8,157 reviews
Search Delta flights
IcelandairPriceFrom $492Free CancellationRating
7.1
606 reviews
Search Icelandair flights
British AirwaysPriceFrom $506Free CancellationRating
6.7
7,716 reviews
Search British Airways flights
American AirlinesPriceFrom $513Free CancellationRating
7.2
11,243 reviews
Search American Airlines flights
FinnairPriceFrom $515Free CancellationRating
7.6
1,357 reviews
Search Finnair flights
Aer LingusPriceFrom $522Free CancellationRating
7.2
1,445 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $560Free CancellationRating
7.4
9,242 reviews
Search United Airlines flights
IberiaPriceFrom $593Free CancellationRating
7.0
3,104 reviews
Search Iberia flights
KLMPriceFrom $610Free CancellationRating
7.7
1,449 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

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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 $341
Flights to Manchesterfrom $376
Flights to Edinburghfrom $354
Flights to Birminghamfrom $397
Flights to Glasgowfrom $359
Flights to Newcastle upon Tynefrom $517
Flights to Belfastfrom $451
Flights to Bristolfrom $390
Flights to Invernessfrom $423
Flights to Liverpoolfrom $438
Flights to Aberdeenfrom $533
Flights to Leedsfrom $446