How long is the flight from Pennsylvania to London?

Scandinavian Airlines, United Airlines, and LEVEL can get you from Pennsylvania to London in just under 13h 30m. Your travel time can differ by up to 19h 55m. There are 3438 mi between Pennsylvania and London. This flight may include one or multiple stops.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Pennsylvania to London?

When deciding which route to take from Pennsylvania to London consider Newark - London Heathrow, New York John F Kennedy Intl - London Heathrow or Newark - London Gatwick as they are the most popular.

What are the cheapest flights from Pennsylvania to London?

Looking for the cheapest flight from Pennsylvania to London? While on average our users pay £900, our data indicates the cheapest price to be £241. The most popular route (Newark - London Heathrow), is priced around £326.

What are the most reliable airlines from Pennsylvania to London?

The top 3 most reliable airlines when flying from Pennsylvania to London are Malaysia Airlines (77%), American Airlines (75%) and Finnair (75%).

What are the most popular airlines that fly from Pennsylvania to London?

The most popular airlines flying from Pennsylvania to London are British Airways, United Airlines and American Airlines. Something to consider prior to booking your flight.

Can I find deals for flights from Pennsylvania to London that include hotel bookings?

Yes. In addition to deals on Pennsylvania to London flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Pennsylvania to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to London.

Can I find deals for business class flights from Pennsylvania to London?

Yes. Cheapflights offers flight deals from Pennsylvania to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£142+ Cheap Flights from Pennsylvania to London

Cheap flight deals from Pennsylvania to London

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Pennsylvania to London
Explore the most affordable flight options available from Pennsylvania to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2026.

Sat 10/1018:20 -

Nonstop7h 00m

Fri 23/1013:05 -

Nonstop7h 50m

Deal found 24/8£397

Sat 3/1018:20 -

Nonstop7h 00m

Thu 8/1013:05 -

Nonstop7h 50m

Deal found 24/8£406

Fri 4/1219:25 -

1 stop13h 30m

Sun 13/1206:00 -

1 stop17h 00m

Deal found 24/8£407

Wed 2/1219:25 -

2 stops22h 55m

Mon 7/1206:35 -

2 stops16h 25m

Deal found 24/8£411

Thu 3/1219:25 -

1 stop12h 55m

Mon 7/1207:40 -

1 stop15h 20m

Deal found 24/8£413

Thu 24/918:20 -

Nonstop7h 00m

Thu 1/1013:05 -

Nonstop7h 50m

Deal found 24/8£416

Wed 2/1219:25 -

2 stops20h 40m

Mon 7/1206:10 -

2 stops16h 50m

Deal found 24/8£418

Wed 2/1219:25 -

1 stop17h 00m

Mon 7/1211:40 -

1 stop11h 20m

Deal found 24/8£425

Wed 21/1020:30 -

2 stops20h 10m

Mon 26/1006:45 -

2 stops16h 15m

Deal found 24/8£430

Thu 3/1219:25 -

1 stop12h 35m

Mon 7/1208:00 -

1 stop15h 00m

Deal found 24/8£431

Fri 25/920:30 -

2 stops19h 40m

Sun 4/1007:05 -

2 stops20h 00m

Deal found 24/8£436

Fri 13/1122:00 -

2 stops17h 50m

Sun 15/1121:30 -

2 stops27h 35m

Deal found 25/8£439

Best flights from Pennsylvania to London
Discover carefully curated flight deals from Pennsylvania to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 August 2026.

Sat 3/1018:55 -

1 stop33h 25m

Tue 6/1007:05 -

1 stop13h 35m

Deal found 25/8£461

Fri 9/1015:30 -

1 stop13h 30m

Sun 11/1006:50 -

2 stops16h 51m

Deal found 25/8£511

Sat 10/1023:50 -

1 stop29h 25m

Thu 5/1113:00 -

1 stop14h 00m

Deal found 27/8£535

Fri 20/1122:05 -

1 stop29h 55m

Thu 26/1117:25 -

1 stop29h 25m

Deal found 27/8£562

Thu 22/1022:05 -

2 stops17h 20m

Fri 30/1010:40 -

1 stop14h 25m

Deal found 28/8£567

Tue 8/920:25 -

1 stop10h 30m

Mon 8/220:35 -

1 stop26h 50m

Deal found 28/8£571

Tue 24/1112:50 -

1 stop16h 05m

Tue 1/1217:20 -

1 stop34h 05m

Deal found 28/8£578

Mon 23/1116:40 -

1 stop12h 00m

Thu 26/1110:30 -

1 stop13h 25m

Deal found 27/8£579

Sat 24/1009:35 -

Nonstop7h 05m

Thu 12/1107:30 -

1 stop16h 35m

Deal found 25/8£596

Tue 29/918:00 -

Nonstop7h 20m

Mon 5/1011:45 -

1 stop10h 20m

Deal found 25/8£601

Thu 22/1014:59 -

1 stop10h 56m

Fri 30/1011:10 -

1 stop15h 33m

Deal found 28/8£611

Tue 15/918:00 -

1 stop14h 15m

Sat 19/906:15 -

2 stops17h 17m

Deal found 26/8£612

Wed 7/1017:45 -

Nonstop7h 35m

Tue 13/1011:30 -

1 stop12h 20m

Deal found 28/8£632

Thu 3/1217:00 -

1 stop9h 15m

Tue 8/1209:20 -

1 stop10h 40m

Deal found 28/8£639

Fri 9/1020:20 -

1 stop15h 05m

Mon 12/1018:40 -

1 stop27h 05m

Deal found 26/8£695

Mon 30/1109:40 -

1 stop19h 05m

Sat 12/1211:40 -

1 stop13h 20m

Deal found 28/8£867

Fri 22/117:35 -

2 stops34h 20m

Sun 31/119:30 -

1 stop25h 15m

Deal found 24/8£469

Wed 2/1217:35 -

2 stops14h 20m

Sun 6/1206:40 -

1 stop14h 05m

Deal found 28/8£469

Fri 4/1222:05 -

1 stop13h 20m

Tue 8/1217:25 -

1 stop29h 25m

Deal found 28/8£562

Tue 3/1123:45 -

1 stop11h 50m

Sat 7/1113:00 -

1 stop14h 00m

Deal found 27/8£572

Sun 24/122:00 -

1 stop12h 45m

Wed 3/210:40 -

1 stop14h 25m

Deal found 27/8£577

Tue 10/1108:20 -

Nonstop7h 15m

Mon 16/1112:05 -

1 stop13h 25m

Deal found 27/8£593

Fri 23/1020:15 -

Nonstop7h 35m

Sun 1/1106:20 -

1 stop11h 35m

Deal found 26/8£601

Thu 12/1100:20 -

1 stop28h 35m

Tue 17/1117:20 -

1 stop22h 35m

Deal found 28/8£607

Fri 2/1020:30 -

1 stop13h 10m

Fri 9/1015:40 -

1 stop32h 40m

Deal found 25/8£619

Thu 1/1005:55 -

1 stop23h 05m

Wed 14/1014:00 -

1 stop16h 02m

Deal found 26/8£620

Tue 3/1113:15 -

2 stops14h 45m

Tue 10/1110:00 -

1 stop14h 05m

Deal found 24/8£620

Sat 19/918:55 -

2 stops14h 40m

Mon 5/1007:05 -

2 stops14h 55m

Deal found 27/8£513

Mon 23/1117:40 -

2 stops34h 10m

Sun 29/1121:25 -

1 stop30h 30m

Deal found 24/8£581

Thu 19/1117:00 -

1 stop9h 15m

Tue 24/1107:45 -

1 stop11h 15m

Deal found 27/8£639

Find flight deals from Pennsylvania to London

Round-trip from	£397
One-way from	£142
Popular in	June
Cheapest in	January
Average price	£765
Good round-trip deal	£722 or less

Norse Atlantic UK
15/10-22/10
Nonstop
14h 50m total
Pennsylvania to London

Search Deals

19/10
1 total stop
27h 00m total
Pennsylvania to London

Search Deals

Highest demand for flights based on searches. 25% potential increase in price (£169 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£27 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Price to beat on a round-trip flight from Pennsylvania to London (LON).

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New YorkLondon

JFK New York John F Kennedy Intl - LHR London Heathrow

JFKLHR

New York John F Kennedy Intl

Sat 3/10

18:55-09:20

1 stop33h 25m

London Heathrow

Tue 6/10

07:05-15:40

1 stop13h 35m

£461

New YorkLondon

JFK New York John F Kennedy Intl - LHR London Heathrow

JFKLHR

New York John F Kennedy Intl

Fri 22/1

17:35-08:55

2 stops34h 20m

London Heathrow

Sun 31/1

19:30-15:45

1 stop25h 15m

£469

New YorkLondon

JFK New York John F Kennedy Intl - LHR London Heathrow

JFKLHR

New York John F Kennedy Intl

Wed 2/12

17:35-12:55

2 stops14h 20m

London Heathrow

Sun 6/12

06:40-15:45

1 stop14h 05m

£469

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Fri 9/10

15:30-10:00

1 stop13h 30m

London Heathrow

Sun 11/10

06:50-18:41

2 stops16h 51m

£511

New YorkLondon

JFK New York John F Kennedy Intl - LHR London Heathrow

JFKLHR

New York John F Kennedy Intl

Sat 19/9

18:55-14:35

2 stops14h 40m

London Heathrow

Mon 5/10

07:05-17:00

2 stops14h 55m

£513

New YorkLondon

JFK New York John F Kennedy Intl - LGW London Gatwick

JFKLGW

New York John F Kennedy Intl

Sat 10/10

23:50-10:15

1 stop29h 25m

London Gatwick

Thu 5/11

13:00-22:00

1 stop14h 00m

£535

New YorkLondon

JFK New York John F Kennedy Intl - LGW London Gatwick

JFKLGW

New York John F Kennedy Intl

Fri 20/11

22:05-09:00

1 stop29h 55m

London Gatwick

Thu 26/11

17:25-17:50

1 stop29h 25m

£562

New YorkLondon

JFK New York John F Kennedy Intl - LGW London Gatwick

JFKLGW

New York John F Kennedy Intl

Fri 4/12

22:05-16:25

1 stop13h 20m

London Gatwick

Tue 8/12

17:25-17:50

1 stop29h 25m

£562

New YorkLondon

JFK New York John F Kennedy Intl - LGW London Gatwick

JFKLGW

New York John F Kennedy Intl

Thu 22/10

22:05-20:25

2 stops17h 20m

London Gatwick

Fri 30/10

10:40-21:05

1 stop14h 25m

£567

NewarkLondon

EWR Newark - LHR London Heathrow

EWRLHR

Newark

Tue 8/9

20:25-11:55

1 stop10h 30m

London Heathrow

Mon 8/2

20:35-18:25

1 stop26h 50m

£571

Flights are sorted by cheapest return flights first.

Deals found on 26/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Pennsylvania to London

Have a flexible travel schedule? Discover the best time to fly to London from Pennsylvania with our price prediction graph.

JFK-LHR

LGA-LHR

JFK-LGW

EWR-LHR

JFK-STN

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pennsylvania to London

USPA-LON

JFK-LHR

LGA-LHR

JFK-LGW

EWR-LHR

What is the cheapest month to book a flight from Pennsylvania to London?

Currently, January is the cheapest month in which you can book a flight from Pennsylvania to London (average of £534). Flying from Pennsylvania to London in June is currently the most expensive (average of £1,034). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PA to LON?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to London as you normally would.

Weekly flight availability from Pennsylvania to London

The most flights from USPA to LON are scheduled on a Monday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (15 on average).

How much does it cost for a return flight from Pennsylvania to London?

Airfare is typical for this route at the moment.

Pennsylvania to London flights typically cost between £486 and £783 in September.
The cheapest return price found within the last 5 days was £626 on Multiple Airlines (28 Sept–5 Oct).

How far ahead should I book a flight from Pennsylvania to London?

The best time to book flights from Pennsylvania to London is 21 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Related info for your journey

How long is the flight from Pennsylvania to London?
Scandinavian Airlines, United Airlines, and LEVEL can get you from Pennsylvania to London in just under 13h 30m. Your travel time can differ by up to 19h 55m. There are 3438 mi between Pennsylvania and London. This flight may include one or multiple stops.
What are the most popular routes from Pennsylvania to London?
When deciding which route to take from Pennsylvania to London consider Newark - London Heathrow, New York John F Kennedy Intl - London Heathrow or Newark - London Gatwick as they are the most popular.
What are the most reliable airlines from Pennsylvania to London?
The top 3 most reliable airlines when flying from Pennsylvania to London are Malaysia Airlines (77%), American Airlines (75%) and Finnair (75%).
What are the cheapest flights from Pennsylvania to London?
Looking for the cheapest flight from Pennsylvania to London? While on average our users pay £900, our data indicates the cheapest price to be £241. The most popular route (Newark - London Heathrow), is priced around £326.
Can I find deals for flights from Pennsylvania to London that include hotel bookings?
Yes. In addition to deals on Pennsylvania to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Pennsylvania to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to London.
Can I find deals for business class flights from Pennsylvania to London?
Yes. Cheapflights offers flight deals from Pennsylvania to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Pennsylvania to London?
Currently, January is the cheapest month in which you can book a flight from Pennsylvania to London (average of £534). Flying from Pennsylvania to London in June is currently the most expensive (average of £1,034). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Hounslow

Milton Keynes

Luton

Gatwick

Wembley

Ilford

Slough

Hayes

Croydon

Colchester

Eastbourne

Brentford

Barnet

Southall

Southend-on-Sea

Enfield

Kingston upon Thames

Watford

Dover

Ipswich

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to England

Flights by cabin class

London flight routes

Other flight options

Popular flights

Top destinations

Alternative routes for Pennsylvania to London

Newark to Heathrow flights

John F Kennedy Intl to Heathrow flights

Newark to Gatwick flights

LaGuardia to Heathrow flights

Dulles Intl to Heathrow flights

Boston to Heathrow flights

John F Kennedy Intl to Stansted flights

John F Kennedy Intl to London City flights

Baltimore to Heathrow flights

Los Angeles to Heathrow flights

San Francisco to Heathrow flights

O'Hare Intl to Heathrow flights

LaGuardia to Gatwick flights

John F Kennedy Intl to Gatwick flights

Dallas/Fort Worth to Heathrow flights

Newark to London City flights

Newark to Stansted flights

Atlanta to Heathrow flights

Newark to Luton flights

Seattle to Heathrow flights

Orlando to Heathrow flights

Reagan-National to Heathrow flights

Dulles Intl to Gatwick flights

Philadelphia to Heathrow flights

Boston to London City flights

Miami to Heathrow flights

Denver to Heathrow flights

Dulles Intl to London City flights

Boston to Gatwick flights

Hobby to Heathrow flights

Boston to Stansted flights

Los Angeles to Gatwick flights

John F Kennedy Intl to Edinburgh flights

O'Hare Intl to Gatwick flights

Newark to Edinburgh flights

Sky Harbor Intl to Heathrow flights

O'Hare Intl to Stansted flights

Baltimore to Gatwick flights

Los Angeles to London City flights

Los Angeles to Stansted flights

George Bush Intcntl to Heathrow flights

San Francisco to Gatwick flights

O'Hare Intl to London City flights

Reagan-National to Gatwick flights

San Francisco to London City flights

Raleigh to Heathrow flights

San Francisco to Stansted flights

Austin to Heathrow flights

Top 3 airlines flying from Pennsylvania to London

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£421	Average£640	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
American Airlines	Cheapest£516	Average£792	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
United Airlines	Cheapest£1,020	Average£1,124	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Pennsylvania to London?

Cheapflights makes it easy to find Pennsylvania to London flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Pennsylvania to London?

Cheapflights helps you find that perfect flight to London from Pennsylvania by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Pennsylvania to London with no change fees?

Yes! Cheapflights helps users easily find flights from Pennsylvania to London with no change fees.

Can Cheapflights notify me if prices for flights from Pennsylvania to London become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Pennsylvania today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Pennsylvania to London from £142

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Pennsylvania to London

Cheapest flights from Pennsylvania to LondonExplore the most affordable flight options available from Pennsylvania to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2026.

Explore the most affordable flight options available from Pennsylvania to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2026.

Best flights from Pennsylvania to LondonDiscover carefully curated flight deals from Pennsylvania to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 August 2026.

Discover carefully curated flight deals from Pennsylvania to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 August 2026.

Direct flights from Pennsylvania to LondonExplore direct flight options from Pennsylvania to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 29 August 2026.

Explore direct flight options from Pennsylvania to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 29 August 2026.

Last-minute flights from Pennsylvania to LondonDiscover last-minute flight deals from Pennsylvania to London. Data last updated 29 August 2026 and is based on user searches.

Discover last-minute flight deals from Pennsylvania to London. Data last updated 29 August 2026 and is based on user searches.

One-way flights from Pennsylvania to LondonSearch for one-way flight options from Pennsylvania to London. Find affordable one-way fares based on user searches. Data last updated 29 August 2026.

Search for one-way flight options from Pennsylvania to London. Find affordable one-way fares based on user searches. Data last updated 29 August 2026.

Find flight deals from Pennsylvania to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Pennsylvania to London that are best for you.

Best time to book a flight from Pennsylvania to London

Have a flexible travel schedule? Discover the best time to fly to London from Pennsylvania with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Pennsylvania to London?

What is the cheapest time of day to fly from PA to LON?

Find hourly flight availability from Pennsylvania to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 August 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to London as you normally would.

Weekly flight availability from Pennsylvania to London

Explore weekly flight availability from Pennsylvania to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 August 2026.

The most flights from USPA to LON are scheduled on a Monday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (15 on average).

How much does it cost for a return flight from Pennsylvania to London?

Airfare is typical for this route at the moment.

Pennsylvania to London flights typically cost between £486 and £783 in September.The cheapest return price found within the last 5 days was £626 on Multiple Airlines (28 Sept–5 Oct).

How far ahead should I book a flight from Pennsylvania to London?

The best time to book flights from Pennsylvania to London is 21 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Related info for your journey

How long is the flight from Pennsylvania to London?

What are the most popular routes from Pennsylvania to London?

What are the most reliable airlines from Pennsylvania to London?

What are the cheapest flights from Pennsylvania to London?

Can I find deals for flights from Pennsylvania to London that include hotel bookings?

How can I find direct flights from Pennsylvania to London?

Can I find deals for business class flights from Pennsylvania to London?

What is the cheapest month to book a flight from Pennsylvania to London?

Travelling to a place near London?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Pennsylvania to London

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to London by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from Pennsylvania to London by cabin class

Find flights from Pennsylvania to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 29 August 2026.

Pennsylvania and London flights

Browse other Pennsylvania and London flight options. Last updated on 29 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Pennsylvania to London flights

Consider these flights travelling from Pennsylvania to London.

Top 3 airlines flying from Pennsylvania to London

Fly with Cheapflights

How does Cheapflights help users find flights from Pennsylvania to London?

Why should you use Cheapflights to find cheap flight tickets from Pennsylvania to London?

Can Cheapflights find flights from Pennsylvania to London with no change fees?

Can Cheapflights notify me if prices for flights from Pennsylvania to London become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Pennsylvania to London
Explore the most affordable flight options available from Pennsylvania to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2026.

Best flights from Pennsylvania to London
Discover carefully curated flight deals from Pennsylvania to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 August 2026.

Direct flights from Pennsylvania to London
Explore direct flight options from Pennsylvania to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 29 August 2026.

Last-minute flights from Pennsylvania to London
Discover last-minute flight deals from Pennsylvania to London. Data last updated 29 August 2026 and is based on user searches.

One-way flights from Pennsylvania to London
Search for one-way flight options from Pennsylvania to London. Find affordable one-way fares based on user searches. Data last updated 29 August 2026.

Pennsylvania to London flights typically cost between £486 and £783 in September.
The cheapest return price found within the last 5 days was £626 on Multiple Airlines (28 Sept–5 Oct).