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 varied from about $922 to $1,734. That means the highest observed fare was about 88% 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

$495 CHEAP FLIGHTS from Philadelphia to London (PHL - YXU)

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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

Recent round-trip flight deals from Philadelphia to London

Tue, Nov 3 - Tue, Nov 10

9:15 am - 2:47 pmPHL Philadelphia-YXU London

5h 32m1 stop Toronto Pearson Intl

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

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

$922Air Canada

Tue, Oct 13 - Sat, Oct 17

10:05 am - 7:40 pmPHL Philadelphia-YXU London

9h 35m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

6:20 pm - 10:46 pmYXU London-PHL Philadelphia

4h 26m1 stop Toronto Pearson Intl

$922Air Canada

Tue, Oct 13 - Sat, Oct 17

10:05 am - 7:40 pmPHL Philadelphia-YXU London

9h 35m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

6:20 pm - 10:46 pmYXU London-PHL Philadelphia

4h 26m1 stop Toronto Pearson Intl

$923Air Canada

Tue, Oct 13 - Sat, Oct 17

10:05 am - 7:40 pmPHL Philadelphia-YXU London

9h 35m2 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

$931Air Canada

Tue, Nov 3 - Tue, Nov 10

6:00 am - 5:35 amPHL Philadelphia-YXU London

23h 35m3 stops Dallas/Fort Worth Las Vegas Harry Reid Intl Calgary

6:40 am - 12:37 pmYXU London-PHL Philadelphia

29h 57m3 stops Calgary Vancouver Intl Toronto Pearson Intl

$943Multiple Airlines

Tue, Nov 3 - Tue, Nov 10

6:00 am - 5:35 amPHL Philadelphia-YXU London

23h 35m3 stops Dallas/Fort Worth Las Vegas Harry Reid Intl Calgary

6:40 am - 6:19 pmYXU London-PHL Philadelphia

35h 39m3 stops Calgary Houston George Bush Intcntl Atlanta Hartsfield-Jackson

$997Multiple Airlines

Thu, Nov 5 - Thu, Nov 12

5:05 pm - 9:57 pmPHL Philadelphia-YXU London

4h 52m1 stop Toronto Pearson Intl

3:25 pm - 11:09 pmYXU London-PHL Philadelphia

7h 44m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$1,047United Airlines

Sat, Oct 31 - Sat, Nov 7

9:15 am - 2:47 pmPHL Philadelphia-YXU London

5h 32m1 stop Toronto Pearson Intl

9:15 am - 5:47 pmYXU London-PHL Philadelphia

8h 32m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$1,048United Airlines

Tue, Nov 3 - Tue, Nov 10

8:30 am - 5:35 amPHL Philadelphia-YXU London

21h 05m2 stops Atlanta Hartsfield-Jackson Calgary

6:40 am - 6:19 pmYXU London-PHL Philadelphia

35h 39m3 stops Calgary Houston George Bush Intcntl Atlanta Hartsfield-Jackson

$1,053Multiple Airlines

Sun, Nov 1 - Sun, Nov 8

9:45 am - 7:52 pmPHL Philadelphia-YXU London

10h 07m2 stops Chicago O'Hare Intl Toronto Pearson Intl

9:15 am - 10:56 pmYXU London-PHL Philadelphia

13h 41m1 stop Toronto Pearson Intl

$1,066United Airlines

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 ($922) and United Airlines ($1,047) are the cheapest airlines to fly round-trip from Philadelphia to London according to KAYAK data over the last 5 days.

Find deals

Cheapest flight	$495

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 varied from about $922 to $1,734. That means the highest observed fare was about 88% 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

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PHL - YXU

$495 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

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