When did momondo last update prices for flights from Philadelphia Airport to London Airport?

Prices for flights from Philadelphia Airport to London Airport were last updated today.

How many operators does momondo search for flights from Philadelphia Airport to London Airport?

There is 1 operator available for flights from Philadelphia Airport to London Airport as of November 2025.

How old do you have to be to fly from Philadelphia Airport to London Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport to London Airport.

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

The necessary travel and health documents for your London 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.

$235 Cheap Flights from Philadelphia to London in 2025/26

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Find the cheapest flights from Philadelphia to London

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:13 pm - 6:34 amPHL-YXU

18h 21m3 stops

7:30 am - 9:20 pmYXU-PHL

37h 50m3 stops

$790Multiple Airlines

Find Deal

Tue, Dec 23 - Fri, Jan 9

4:34 pm - 7:12 pmPHL-YXU

26h 38m3 stops

8:10 pm - 11:16 pmYXU-PHL

27h 06m3 stops

$795Multiple Airlines

Find Deal

Thu, Dec 4 - Thu, Dec 11

7:50 am - 9:21 pmPHL-YXU

13h 31m1 stop

5:40 pm - 10:46 pmYXU-PHL

5h 06m1 stop

$926Air Canada

Find Deal

Tue, Dec 23 - Fri, Jan 9

10:39 am - 9:21 pmPHL-YXU

10h 42m2 stops

5:10 am - 2:47 pmYXU-PHL

9h 37m2 stops

$927Air Canada

Find Deal

Tue, Dec 23 - Fri, Jan 9

10:33 am - 9:21 pmPHL-YXU

10h 48m2 stops

5:40 pm - 10:46 pmYXU-PHL

5h 06m1 stop

$931Air Canada

Find Deal

Thu, Dec 4 - Thu, Dec 11

12:13 pm - 6:34 amPHL-YXU

18h 21m3 stops

7:30 am - 9:26 amYXU-PHL

25h 56m2 stops

$933Multiple Airlines

Find Deal

Tue, Dec 23 - Fri, Jan 9

7:50 am - 5:05 pmPHL-YXU

9h 15m1 stop

5:40 pm - 10:46 pmYXU-PHL

5h 06m1 stop

$961Air Canada

Find Deal

Thu, Dec 4 - Thu, Dec 11

8:27 am - 9:21 pmPHL-YXU

12h 54m2 stops

9:25 am - 3:49 pmYXU-PHL

6h 24m1 stop

$1,009Multiple Airlines

Find Deal

Tue, Dec 23 - Fri, Jan 9

4:35 pm - 9:21 pmPHL-YXU

4h 46m1 stop

9:25 am - 3:49 pmYXU-PHL

6h 24m1 stop

$1,044Multiple Airlines

Find Deal

Tue, Dec 23 - Fri, Jan 9

Air Canada flights from Philadelphia to London, Ontario

Our best Air Canada deals on Philadelphia to London, Ontario flight tickets

Air Canada

Dec 23

PHL7:50 amPhiladelphia

13h 31m

1 stop

YXU9:21 pmLondon

Jan 9

YXU5:40 pmLondon

5h 06m

1 stop

PHL10:46 pmPhiladelphia

$926

Find similar

Air Canada

Dec 23

PHL10:39 amPhiladelphia

10h 42m

2 stops

YXU9:21 pmLondon

Jan 9

YXU5:10 amLondon

9h 37m

2 stops

PHL2:47 pmPhiladelphia

$927

Find similar

Air Canada

Dec 4

PHL10:33 amPhiladelphia

10h 48m

2 stops

YXU9:21 pmLondon

Dec 11

YXU5:40 pmLondon

5h 06m

1 stop

PHL10:46 pmPhiladelphia

$931

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Tue 12/23

12:13 pm-6:34 am

3 stops18h 21m

London

Fri 1/9

7:30 am-9:20 pm

3 stops37h 50m

$790

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Thu 12/4

4:34 pm-7:12 pm

3 stops26h 38m

London

Thu 12/11

8:10 pm-11:16 pm

3 stops27h 06m

$795

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Tue 12/23

7:50 am-9:21 pm

1 stop13h 31m

London

Fri 1/9

5:40 pm-10:46 pm

1 stop5h 06m

$926

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Tue 12/23

10:39 am-9:21 pm

2 stops10h 42m

London

Fri 1/9

5:10 am-2:47 pm

2 stops9h 37m

$927

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Thu 12/4

10:33 am-9:21 pm

2 stops10h 48m

London

Thu 12/11

5:40 pm-10:46 pm

1 stop5h 06m

$931

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Tue 12/23

12:13 pm-6:34 am

3 stops18h 21m

London

Fri 1/9

7:30 am-9:26 am

2 stops25h 56m

$933

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Thu 12/4

7:50 am-5:05 pm

1 stop9h 15m

London

Thu 12/11

5:40 pm-10:46 pm

1 stop5h 06m

$961

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Tue 12/23

8:27 am-9:21 pm

2 stops12h 54m

London

Fri 1/9

9:25 am-3:49 pm

1 stop6h 24m

$1,009

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Tue 12/23

4:35 pm-9:21 pm

1 stop4h 46m

London

Fri 1/9

9:25 am-3:49 pm

1 stop6h 24m

$1,044

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Wed 12/3

6:00 am-7:12 pm

2 stops37h 12m

$235

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Philadelphia to London, Ontario

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

What is the cheapest airline that flies from Philadelphia to London?

Air Canada is the most popular carrier operating from Philadelphia to London

What airlines fly to London, Ontario?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to London, Ontario from Philadelphia according to our data. Air Canada is the first choice among our users, with 46% of people opting to fly with this airline when traveling to London, Ontario. Keep in mind that there are 7 different airlines that fly to London, Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Philadelphia to London, Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to London, Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Philadelphia to London, Ontario (PHL to YXU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to London, Ontario

Direct flights	None

There are no direct flights from Philadelphia to London, Ontario. There are no popular flight routes from Philadelphia to London, Ontario.

Search flight deals

How far is Philadelphia to London by plane?
A flight from Philadelphia to London will travel around 377.5 mi. A reasonable flight in good conditions will take 4h 46m.
When did momondo last update prices for flights from Philadelphia Airport to London Airport?
Prices for flights from Philadelphia Airport to London Airport were last updated today.
How many operators does momondo search for flights from Philadelphia Airport to London Airport?
There is 1 operator available for flights from Philadelphia Airport to London Airport as of November 2025.
How old do you have to be to fly from Philadelphia Airport to London Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport to London Airport.
What documentation or ID do you need to fly to London Airport?
The necessary travel and health documents for your London 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.
What is the most popular airline from Philadelphia to London, Ontario?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Philadelphia to London, Ontario is Air Canada (100% of total bookings).

Best airlines flying from Philadelphia to London, Ontario

Compare and see reviews for airlines that fly from Philadelphia to London, Ontario with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $549	Free Cancellation	Rating 7.1 10,436 reviews		Search Air Canada flights

Grand Bend

Port Stanley

Why use momondo?

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

It is quick and easy to find Philadelphia to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

Flights from Philadelphia 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 Philadelphia to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Philadelphia.

I’m not ready to book a flight from Philadelphia to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Philadelphia and alert you when they change.