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Cheap flights from London Heathrow Airport to Pennsylvania from £259

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Pennsylvania departing on 2/3. 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 London Heathrow Airport to Pennsylvania

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
09:00 - 23:43
LHR
-
LGA
19h 43m
2 stops
United Airlines Logo
14:55 - 10:50
LGA
-
LHR
14h 55m
1 stop
£338United Airlines
vie., 6 feb. - lun., 9 feb.
United Airlines Logo
09:00 - 16:40
LHR
-
JFK
12h 40m
1 stop
United Airlines Logo
10:05 - 07:10
JFK
-
LHR
16h 05m
1 stop
£338United Airlines
mié., 4 feb. - mié., 11 feb.
Air Canada Logo
09:00 - 19:02
LHR
-
LGA
15h 02m
2 stops
Air Canada Logo
06:05 - 07:10
LGA
-
LHR
20h 05m
1 stop
£339Air Canada
mié., 4 feb. - lun., 9 feb.
Air Canada Logo
09:00 - 20:58
LHR
-
JFK
16h 58m
2 stops
Air Canada Logo
10:05 - 08:05
JFK
-
LHR
17h 00m
2 stops
£339Air Canada
jue., 29 ene. - lun., 2 feb.
Finnair Logo
10:20 - 19:05
LHR
-
JFK
13h 45m
1 stop
Finnair Logo
20:00 - 07:20
JFK
-
LHR
30h 20m
1 stop
£340Finnair
mié., 4 feb. - sáb., 7 feb.
United Airlines Logo
09:00 - 23:43
LHR
-
LGA
19h 43m
2 stops
United Airlines Logo
17:15 - 11:15
LGA
-
LHR
13h 00m
1 stop
£340United Airlines
mié., 4 feb. - mié., 11 feb.
British Airways Logo
08:50 - 21:29
LHR
-
LGA
17h 39m
2 stops
British Airways Logo
15:05 - 07:20
LGA
-
LHR
11h 15m
1 stop
£341British Airways
jue., 29 ene. - mar., 3 feb.
Finnair Logo
14:45 - 23:25
LHR
-
LGA
13h 40m
1 stop
Finnair Logo
18:59 - 12:00
LGA
-
LHR
12h 01m
1 stop
£341Finnair
mié., 18 feb. - lun., 23 feb.
British Airways Logo
07:50 - 16:15
LHR
-
EWR
13h 25m
1 stop
British Airways Logo
17:59 - 08:15
EWR
-
LHR
33h 16m
1 stop
£356British Airways
lun., 9 feb. - sáb., 14 feb.
Iberia Logo
07:30 - 16:30
LHR
-
IAD
14h 00m
1 stop
Iberia Logo
15:11 - 07:20
IAD
-
LHR
11h 09m
1 stop
£418Iberia
mar., 10 feb. - mié., 18 feb.

United Airlines flights from London Heathrow Airport to Pennsylvania

Our best United Airlines deals on London Heathrow Airport to Pennsylvania flight tickets
United Airlines
4 Feb
LHR09:00London Heathrow
12h 40m
1 stop
JFK16:40New York John F Kennedy Intl
11 Feb
JFK10:05New York John F Kennedy Intl
16h 05m
1 stop
LHR07:10London Heathrow
£338
United Airlines
27 Jan
LHR09:00London Heathrow
12h 40m
1 stop
JFK16:40New York John F Kennedy Intl
3 Feb
JFK15:40New York John F Kennedy Intl
16h 10m
1 stop
LHR12:50London Heathrow
£340
United Airlines
2 Feb
LHR06:50London Heathrow
11h 30m
1 stop
JFK13:20New York John F Kennedy Intl
9 Feb
JFK21:00New York John F Kennedy Intl
11h 00m
1 stop
LHR13:00London Heathrow
£341

Air Canada flights from London Heathrow Airport to Pennsylvania

Our best Air Canada deals on London Heathrow Airport to Pennsylvania flight tickets
Air Canada
29 Jan
LHR09:00London Heathrow
16h 58m
2 stops
JFK20:58New York John F Kennedy Intl
2 Feb
JFK10:05New York John F Kennedy Intl
17h 00m
2 stops
LHR08:05London Heathrow
£339
Air Canada
17 Mar
LHR09:00London Heathrow
17h 39m
2 stops
JFK22:39New York John F Kennedy Intl
24 Mar
JFK10:05New York John F Kennedy Intl
17h 05m
1 stop
LHR07:10London Heathrow
£343
Air Canada
19 Feb
LHR09:00London Heathrow
18h 39m
2 stops
JFK22:39New York John F Kennedy Intl
24 Feb
JFK10:05New York John F Kennedy Intl
16h 05m
1 stop
LHR07:10London Heathrow
£344

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Pennsylvania 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 279,928 searches. Data last updated 19 enero 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Pennsylvania that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

vie. 6/2

09:00-23:43

2 stops19h 43m

New York LaGuardia

lun. 9/2

14:55-10:50

1 stop14h 55m

£338

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

mié. 4/2

09:00-16:40

1 stop12h 40m

New York John F Kennedy Intl

mié. 11/2

10:05-07:10

1 stop16h 05m

£338

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

mié. 4/2

09:00-19:02

2 stops15h 02m

New York LaGuardia

lun. 9/2

06:05-07:10

1 stop20h 05m

£339

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

jue. 29/1

09:00-20:58

2 stops16h 58m

New York John F Kennedy Intl

lun. 2/2

10:05-08:05

2 stops17h 00m

£339

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

mié. 4/2

10:20-19:05

1 stop13h 45m

New York John F Kennedy Intl

sáb. 7/2

20:00-07:20

1 stop30h 20m

£340

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

mié. 4/2

09:00-23:43

2 stops19h 43m

New York LaGuardia

mié. 11/2

17:15-11:15

1 stop13h 00m

£340

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

jue. 29/1

08:50-21:29

2 stops17h 39m

New York LaGuardia

mar. 3/2

15:05-07:20

1 stop11h 15m

£341

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

mié. 18/2

14:45-23:25

1 stop13h 40m

New York LaGuardia

lun. 23/2

18:59-12:00

1 stop12h 01m

£341

LondonNewark

LHR - EWR

LHREWR

London Heathrow

lun. 9/2

07:50-16:15

1 stop13h 25m

Newark

sáb. 14/2

17:59-08:15

1 stop33h 16m

£356

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

mar. 10/2

07:30-16:30

1 stop14h 00m

Washington, D.C. Dulles Intl

mié. 18/2

15:11-07:20

1 stop11h 09m

£418

Flights are sorted by cheapest return flights first.

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

See travel insights to Pennsylvania from

How to get the cheapest flight ticket from London Heathrow Airport to Pennsylvania

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 Pennsylvania?

In general, March is the cheapest month to fly from London Heathrow Airport to Pennsylvania. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £481. If you don’t want to visit Pennsylvania in March, then you should wait until February to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of £489.

What is the cheapest day to depart on your flight to Pennsylvania?

According to our data, Wednesday is the cheapest day to fly to Pennsylvania from London Heathrow Airport. The lowest ticket price found for a Wednesday departure recently was £600. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Pennsylvania is Sunday, with ticket prices averaging around £648.

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

Flying to Pennsylvania from London Heathrow Airport at midday is the least expensive time of day to depart. momondo users have found prices as low as £610 when looking at flights departing at midday. In contrast, the most expensive time of day to depart to Pennsylvania is in the morning when prices are around £625.

What is the cheapest London Heathrow to Pennsylvania flight route?

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

How far in advance should I book a flight to Pennsylvania?

You are more likely to see cheaper flights to Pennsylvania from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Pennsylvania for around £561 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Pennsylvania from London Heathrow Airport for as low as £507 on momondo.

What cabin class options are available on London Heathrow to Pennsylvania flights?

There are 3 cabin classes available to choose from on London Heathrow to Pennsylvania 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 London Heathrow Airport to Pennsylvania flights?

You could potentially save up to 8% on your flight if you consider stops on a London Heathrow Airport to Pennsylvania flight.

Cheap London Heathrow Airport to Pennsylvania flight deals and tips

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

Best price found

£436

Fastest flight time

7h 45m

Direct flights

Every day

Airports in Pennsylvania

152 airports
The best one-way flight to Pennsylvania from London Heathrow Airport in the past 72 hours is £436. The best return flight deal from London Heathrow Airport to Pennsylvania found on momondo in the last 72 hours is £502.
The fastest flight from London Heathrow Airport to Pennsylvania takes 7h 45m
Direct flights go from London Heathrow Airport to Pennsylvania every day.
There are 152 airports in Pennsylvania. From London Heathrow Airport there are direct flights to Newark (EWR), Philadelphia (PHL), New York John F Kennedy Intl (JFK).
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  • When did momondo last update prices for flights from London Heathrow Airport to Pennsylvania?

    Prices for flights from London Heathrow Airport to Pennsylvania refresh daily.

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

  • How old do you have to be to fly from London Heathrow Airport to Pennsylvania?

    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 London Heathrow Airport to Pennsylvania.

  • What documentation or ID do you need to fly to Pennsylvania?

    The necessary travel and health documents for your Pennsylvania trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Pennsylvania?

Best airlines flying from London Heathrow Airport to Pennsylvania

Compare and see reviews for airlines that fly from London Heathrow Airport to Pennsylvania with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom £303Free CancellationRating
7.4
9,179 reviews
Search United Airlines flights
Air CanadaPriceFrom £338Free CancellationRating
7.1
10,637 reviews
Search Air Canada flights
IcelandairPriceFrom £386Free CancellationRating
7.1
597 reviews
Search Icelandair flights
LufthansaPriceFrom £403Free CancellationRating
6.8
7,731 reviews
Search Lufthansa flights
JetBluePriceFrom £420Free CancellationRating
7.2
2,892 reviews
Search JetBlue flights
British AirwaysPriceFrom £439Free CancellationRating
6.7
7,691 reviews
Search British Airways flights
FinnairPriceFrom £444Free CancellationRating
7.6
1,351 reviews
Search Finnair flights
American AirlinesPriceFrom £453Free CancellationRating
7.2
11,162 reviews
Search American Airlines flights
IberiaPriceFrom £455Free CancellationRating
7.0
3,092 reviews
Search Iberia flights
Virgin AtlanticPriceFrom £460Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights

Why use momondo?

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

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

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

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

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

Once you have performed a search for London to Pennsylvania 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 London to Pennsylvania right now. Can momondo alert me if prices change?

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

An easier way to manage your Pennsylvania trip

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