Which airports can I use when flying from Philadelphia to London?

Flights from Philadelphia to London usually depart from Philadelphia (PHL) and arrive at London (YXU).

What cabin classes can I book on flights from Philadelphia to London?

Only Economy Class is available on flights from Philadelphia to London.

Do I need a passport to fly from Philadelphia to London?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Philadelphia to London changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $824 to $2,037. That means the highest observed fare was about 2x higher than the lowest one.

What car rental options are available at London Airport (YXU)?

London Airport (YXU) hosts 5 major car rental companies, with daily rates starting from around $28 for economy cars. Top options include: · Alamo · Enterprise Rent-A-Car · Budget · National · Avis

$438 CHEAP FLIGHTS from Philadelphia to London (PHL - YXU)

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

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 Philadelphia to London (PHL-YXU)

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 Philadelphia to London

Tue, Oct 6 - Sat, Oct 10

4:20 pm - 9:40 pmPHL Philadelphia-YXU London

5h 20m1 stop Toronto Pearson Intl

10:05 am - 3:41 pmYXU London-PHL Philadelphia

5h 36m1 stop Toronto Pearson Intl

$824Air Canada

Tue, Oct 6 - Sat, Oct 10

4:20 pm - 9:40 pmPHL Philadelphia-YXU London

5h 20m1 stop Toronto Pearson Intl

5:40 am - 2:47 pmYXU London-PHL Philadelphia

9h 07m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$832Air Canada

Tue, Oct 6 - Sat, Oct 10

10:05 am - 9:40 pmPHL Philadelphia-YXU London

11h 35m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:40 am - 2:47 pmYXU London-PHL Philadelphia

9h 07m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$841Air Canada

Tue, Oct 6 - Sat, Oct 10

10:05 am - 5:43 pmPHL Philadelphia-YXU London

7h 38m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

9:05 am - 3:41 pmYXU London-PHL Philadelphia

6h 36m1 stop Toronto Pearson Intl

$857Air Canada

Fri, Oct 16 - Fri, Oct 23

3:25 pm - 8:25 amPHL Philadelphia-YXU London

17h 00m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

3:30 pm - 9:32 pmYXU London-PHL Philadelphia

6h 02m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$865Air Canada

Tue, Oct 6 - Sat, Oct 10

7:00 am - 2:50 pmPHL Philadelphia-YXU London

7h 50m1 stop Toronto Pearson Intl

3:30 pm - 10:46 pmYXU London-PHL Philadelphia

7h 16m1 stop Toronto Pearson Intl

$873Air Canada

Sun, Jan 3 - Sat, Jan 9

5:05 pm - 9:47 pmPHL Philadelphia-YXU London

4h 42m1 stop Toronto Pearson Intl

5:30 am - 2:44 pmYXU London-PHL Philadelphia

9h 14m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$901Air Canada

Sun, Jan 3 - Sat, Jan 9

5:05 pm - 9:47 pmPHL Philadelphia-YXU London

4h 42m1 stop Toronto Pearson Intl

3:20 pm - 10:56 pmYXU London-PHL Philadelphia

7h 36m1 stop Toronto Pearson Intl

$917Air Canada

Tue, Oct 6 - Sat, Oct 10

4:20 pm - 9:40 pmPHL Philadelphia-YXU London

5h 20m1 stop Toronto Pearson Intl

10:05 am - 3:41 pmYXU London-PHL Philadelphia

5h 36m1 stop Toronto Pearson Intl

$950Air Canada

Tue, Oct 6 - Sat, Oct 10

4:20 pm - 9:40 pmPHL Philadelphia-YXU London

5h 20m1 stop Toronto Pearson Intl

5:40 am - 2:47 pmYXU London-PHL Philadelphia

9h 07m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$959Air Canada

Booking Insights

Price, demand and travel trends for Philadelphia to London flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Philadelphia to London with more confidence.

What is the cheapest airline to fly from Philadelphia to London?

Air Canada ($824) offered the cheapest round-trip ticket from Philadelphia to London in the last 5 days.

Find deals

Cheapest flight	$438

Flight from Philadelphia to London

When to book flights from Philadelphia to London

Are your dates flexible? Find out the best times to travel from Philadelphia to London based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Philadelphia to London?
Flights from Philadelphia to London usually depart from Philadelphia (PHL) and arrive at London (YXU).
What cabin classes can I book on flights from Philadelphia to London?
Only Economy Class is available on flights from Philadelphia to London.
Do I need a passport to fly from Philadelphia to London?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Philadelphia to London changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $824 to $2,037. That means the highest observed fare was about 2x higher than the lowest one.
What car rental options are available at London Airport (YXU)?
London Airport (YXU) hosts 5 major car rental companies, with daily rates starting from around $28 for economy cars. Top options include:
· Alamo
· Enterprise Rent-A-Car
· Budget
· National
· Avis

If you're arriving late at night and need somewhere to stay, check out these hotels close to London Airport.
- Best Western London Airport Inn & Suites
- London residency inn

More options for your flight from Philadelphia to London

Add a hotel or car rental

Airports

Cabin class

Direct Flights

Origins

Other destinations

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

Car rentals in London

Hotels in London

Vacations in London

PHL - YXU

$438 Find Cheap Flights from Philadelphia to London - Compare and Save

Everything you should know

Cheap Flights from Philadelphia to London (PHL-YXU)

Recent round-trip flight deals from Philadelphia to London

Recent one-way flight deals from Philadelphia to London

Recent last minute flight deals from Philadelphia to London

Price, demand and travel trends for Philadelphia to London flights

What is the cheapest airline to fly from Philadelphia to London?

Key details for Philadelphia to London flights

Cheapest flight

When to book flights from Philadelphia to London

Your Philadelphia to London flight questions, answered

Your guide to booking Philadelphia to London flights

More options for your flight from Philadelphia to London

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

Information on your arrival and departure airports

Cabin class types available on flights from Philadelphia to London

Find direct flights to and from Philadelphia and London

Flights from domestic origins to London

Flights to other popular destinations