How does KAYAK find such low prices on flights from Pennsylvania to London?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to London. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to London?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Pennsylvania to London?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to Pennsylvania with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to London?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$268 CHEAP FLIGHTS from Pennsylvania to London

YXU

KAYAK searches hundreds of travel sites at once for deals on flights to London

...and more

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Cheapest round-trip

$533

Multiple Airlines

Sun 3/8Sun 3/15

JFK - YXU • 2 stops

Cheapest one-way

$268

Air Canada

Thu 3/5

JFK - YXU • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to London!

Flight Deals

Cheap Flights from Pennsylvania to London

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Pennsylvania to London

Sun, Mar 8 - Sun, Mar 15

9:45 am - 6:35 am

JFK

YXU

20h 50m

2 stops

8:10 pm - 4:09 pm

YXU

JFK

19h 59m

2 stops

$533Multiple Airlines

Sun, Mar 8 - Sun, Mar 15

9:45 am - 6:35 am

JFK

YXU

20h 50m

2 stops

8:10 pm - 4:36 pm

YXU

JFK

20h 26m

1 stop

$543Multiple Airlines

Sun, Mar 8 - Sun, Mar 15

2:20 pm - 6:35 am

EWR

YXU

16h 15m

2 stops

8:10 pm - 1:28 pm

YXU

EWR

17h 18m

1 stop

$548Multiple Airlines

Sun, Mar 8 - Sun, Mar 15

11:05 am - 6:35 am

EWR

YXU

19h 30m

2 stops

8:10 pm - 6:08 pm

YXU

EWR

21h 58m

2 stops

$557Multiple Airlines

Sat, Mar 7 - Sat, Mar 14

4:20 pm - 9:21 pm

LGA

YXU

5h 01m

1 stop

5:40 pm - 10:33 pm

YXU

LGA

4h 53m

1 stop

$568Air Canada

Sat, Mar 7 - Sat, Mar 14

12:40 pm - 9:21 pm

LGA

YXU

8h 41m

2 stops

5:10 am - 9:18 am

YXU

LGA

4h 08m

1 stop

$571Air Canada

Sun, Mar 8 - Sun, Mar 15

11:30 am - 5:05 pm

LGA

YXU

5h 35m

1 stop

5:40 pm - 10:33 pm

YXU

LGA

4h 53m

1 stop

$579Air Canada

Thu, Mar 5 - Fri, Mar 13

12:33 pm - 5:05 pm

IAD

YXU

4h 32m

1 stop

9:25 am - 3:46 pm

YXU

IAD

6h 21m

1 stop

$727United Airlines

Sun, Mar 15 - Fri, Mar 20

6:30 am - 9:21 pm

PHL

YXU

14h 51m

2 stops

5:40 pm - 9:47 am

YXU

PHL

16h 07m

2 stops

$1,032United Airlines

Mon, Mar 2 - Wed, Mar 4

10:06 am - 9:21 pm

PHL

YXU

11h 15m

2 stops

5:10 am - 5:14 pm

YXU

PHL

12h 04m

2 stops

$1,045United Airlines

Useful Info

Cheapest flight	$268

Flight from New York John F Kennedy Airport to London

How does KAYAK find such low prices on flights from Pennsylvania to London?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to London.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to London?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Pennsylvania to London?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to Pennsylvania with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to London?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Grand Bend

Everything you need to know for your flight to London

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Cabin class

Complete your trip

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Information on the airport you'll fly into in London

London (YXU)

YXU

$305 Find Cheap Flights from Pennsylvania to London

KAYAK searches hundreds of travel sites at once for deals on flights to London

Everything you should know

Cheap Flights from Pennsylvania to London

Recent round-trip flight deals from Pennsylvania to London

Recent one-way flight deals from Pennsylvania to London

Recent last minute flight deals from Pennsylvania to London

Good to know

FAQs for booking flights from Pennsylvania to London

How does KAYAK find such low prices on flights from Pennsylvania to London?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to London.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to London?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Pennsylvania to London?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to Pennsylvania with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to London?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near London?

Everything you need to know for your flight to London

Information on the airport you'll fly into in London

Cabin class types available on flights to Pennsylvania

Complete your trip to London with a hotel stay or car rental

Flights to other popular destinations

Flights from domestic origins to London

Choose which airport to fly into in London