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Cheap flights from Pennsylvania to London from £138

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 8/11. 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 return flights

Multiple Airlines Logo
09:00 - 10:40JFK-STN
20h 40m2 stops
Multiple Airlines Logo
22:05 - 12:50STN-JFK
19h 45m2 stops
£333Multiple Airlines
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Mon, 6 Oct - Tue, 14 Oct
Multiple Airlines Logo
17:00 - 07:50JFK-STN
9h 50m1 stop
Multiple Airlines Logo
08:30 - 19:25STN-JFK
15h 55m1 stop
£334Multiple Airlines
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Mon, 10 Nov - Mon, 17 Nov
Multiple Airlines Logo
23:45 - 21:15JFK-STN
16h 30m1 stop
Multiple Airlines Logo
09:00 - 22:00STN-JFK
18h 00m1 stop
£335Multiple Airlines
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Sat, 10 Jan - Fri, 16 Jan
Multiple Airlines Logo
17:00 - 07:50JFK-STN
9h 50m1 stop
Multiple Airlines Logo
06:30 - 19:25STN-JFK
17h 55m1 stop
£336Multiple Airlines
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Wed, 5 Nov - Wed, 12 Nov
Multiple Airlines Logo
06:05 - 11:30LGA-STN
24h 25m2 stops
Multiple Airlines Logo
08:10 - 21:33STN-LGA
18h 23m2 stops
£336Multiple Airlines
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Tue, 4 Nov - Tue, 18 Nov
Multiple Airlines Logo
17:00 - 09:50JFK-STN
11h 50m1 stop
Multiple Airlines Logo
06:30 - 13:55STN-JFK
12h 25m1 stop
£336Multiple Airlines
Find Deal
Thu, 6 Nov - Tue, 11 Nov
Multiple Airlines Logo
16:50 - 09:50JFK-STN
12h 00m2 stops
Multiple Airlines Logo
20:00 - 16:09STN-JFK
25h 09m2 stops
£337Multiple Airlines
Find Deal
Tue, 2 Dec - Sat, 6 Dec
Multiple Airlines Logo
06:15 - 20:05LGA-STN
32h 50m2 stops
Multiple Airlines Logo
21:45 - 16:59STN-LGA
24h 14m3 stops
£337Multiple Airlines
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Fri, 21 Nov - Sun, 30 Nov
Multiple Airlines Logo
09:00 - 10:40JFK-STN
20h 40m2 stops
Multiple Airlines Logo
16:35 - 16:35STN-JFK
29h 00m2 stops
£338Multiple Airlines
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Mon, 6 Oct - Mon, 13 Oct
Turkish Airlines Logo
10:42 - 16:20PIT-STN
25h 38m2 stops
Turkish Airlines Logo
17:20 - 23:44STN-PIT
34h 24m2 stops
£831Turkish Airlines
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Thu, 19 Mar - Thu, 26 Mar

Lufthansa flights from Pennsylvania to London Stansted Airport

Our best Lufthansa deals on Pennsylvania to London Stansted Airport flight tickets
Lufthansa
23 Sept
JFK17:30New York John F Kennedy Intl
20h 30m
1 stop
STN19:00London Stansted
30 Sept
STN19:50London Stansted
24h 10m
1 stop
JFK15:00New York John F Kennedy Intl
£405
Find similar
Lufthansa
24 Sept
JFK17:30New York John F Kennedy Intl
20h 30m
1 stop
STN19:00London Stansted
30 Sept
STN19:50London Stansted
24h 10m
1 stop
JFK15:00New York John F Kennedy Intl
£405
Find similar
Lufthansa
23 Sept
IAD17:16Washington, D.C. Dulles Intl
20h 44m
2 stops
STN19:00London Stansted
2 Oct
STN19:50London Stansted
28h 35m
1 stop
IAD19:25Washington, D.C. Dulles Intl
£579
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momondo Fare Finder

 
Customise your flight search to find flights from Pennsylvania to London Stansted 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 279,928 searches. Data last updated 23 September 2025.
Use the filters below to find and compare flights from Pennsylvania to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkLondon

JFK - STN

JFKSTN

New York John F Kennedy Intl

Mon 6/10

09:00-10:40

2 stops20h 40m

London Stansted

Tue 14/10

22:05-12:50

2 stops19h 45m

£333

New YorkLondon

JFK - STN

JFKSTN

New York John F Kennedy Intl

Mon 10/11

17:00-07:50

1 stop9h 50m

London Stansted

Mon 17/11

08:30-19:25

1 stop15h 55m

£334

New YorkLondon

JFK - STN

JFKSTN

New York John F Kennedy Intl

Sat 10/1

23:45-21:15

1 stop16h 30m

London Stansted

Fri 16/1

09:00-22:00

1 stop18h 00m

£335

New YorkLondon

JFK - STN

JFKSTN

New York John F Kennedy Intl

Wed 5/11

17:00-07:50

1 stop9h 50m

London Stansted

Wed 12/11

06:30-19:25

1 stop17h 55m

£336

New YorkLondon

LGA - STN

LGASTN

New York LaGuardia

Tue 4/11

06:05-11:30

2 stops24h 25m

London Stansted

Tue 18/11

08:10-21:33

2 stops18h 23m

£336

New YorkLondon

JFK - STN

JFKSTN

New York John F Kennedy Intl

Thu 6/11

17:00-09:50

1 stop11h 50m

London Stansted

Tue 11/11

06:30-13:55

1 stop12h 25m

£336

New YorkLondon

JFK - STN

JFKSTN

New York John F Kennedy Intl

Tue 2/12

16:50-09:50

2 stops12h 00m

London Stansted

Sat 6/12

20:00-16:09

2 stops25h 09m

£337

New YorkLondon

LGA - STN

LGASTN

New York LaGuardia

Fri 21/11

06:15-20:05

2 stops32h 50m

London Stansted

Sun 30/11

21:45-16:59

3 stops24h 14m

£337

New YorkLondon

JFK - STN

JFKSTN

New York John F Kennedy Intl

Mon 6/10

09:00-10:40

2 stops20h 40m

London Stansted

Mon 13/10

16:35-16:35

2 stops29h 00m

£338

PittsburghLondon

PIT - STN

PITSTN

Pittsburgh

Thu 19/3

10:42-16:20

2 stops25h 38m

London Stansted

Thu 26/3

17:20-23:44

2 stops34h 24m

£831

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Pennsylvania to London Stansted 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

How long does it take to fly to London Stansted Airport?

Flight times vary depending on what airport in Pennsylvania you fly out of and what airport in London Stansted Airport you fly into. For example, flying from Philadelphia to London Heathrow Airport takes 7h on average. On the other hand, flying from Pittsburgh to London Heathrow Airport takes 7h 25m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

Cheap Pennsylvania to London Stansted Airport flight deals and tips

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

Fastest flight time

1h 45m

Direct flights

Tue and Wed
The fastest flight from Pennsylvania to London Stansted Airport takes 1h 45m
Direct flights go from Pennsylvania to London Stansted Airport on Tuesday and Wednesday. There are no airlines offering direct flights..
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  • When did momondo last update prices for flights from Pennsylvania to London Stansted Airport?

    Prices for flights from Pennsylvania to London Stansted Airport are refreshed on a daily basis.

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

    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 Pennsylvania to London Stansted Airport.

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

    The necessary travel and health documents for your London Stansted Airport 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Luton
Milton Keynes
Maidstone
Gatwick
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Colchester
Worthing
Chelmsford
Dover
Hayes
Dartford
Winchester
Hounslow
Stansted

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Pennsylvania to London for you.

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

Flights from Pennsylvania to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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.

An easier way to manage your London Stansted Airport trip

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