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 August 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.

$528 Cheap Flights from Philadelphia to London, Ontario (PHL-YXU) in 2025

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Find the cheapest flights from Philadelphia to London (PHL-YXU)

Round-trip

One-way

Cheap round-trip flights

5:00 am - 5:12 amPHL-YXU

24h 12m3 stops

8:00 pm - 11:29 pmYXU-PHL

27h 29m2 stops

$528

Find Deal

Sat, Oct 4 - Sat, Oct 11

6:25 am - 5:12 amPHL-YXU

22h 47m2 stops

8:00 pm - 11:29 pmYXU-PHL

27h 29m2 stops

$534

Find Deal

Sat, Oct 4 - Sat, Oct 11

5:00 am - 5:12 amPHL-YXU

24h 12m3 stops

8:00 pm - 11:59 pmYXU-PHL

27h 59m3 stops

$573

Find Deal

Sat, Oct 4 - Sat, Oct 11

6:25 am - 5:12 amPHL-YXU

22h 47m2 stops

8:00 pm - 11:25 pmYXU-PHL

27h 25m2 stops

$601

Find Deal

Fri, Oct 3 - Fri, Oct 10

9:50 pm - 5:12 amPHL-YXU

31h 22m3 stops

8:00 pm - 11:25 pmYXU-PHL

27h 25m2 stops

$605

Find Deal

Fri, Oct 3 - Fri, Oct 10

4:50 pm - 9:27 pmPHL-YXU

4h 37m1 stop

9:55 am - 3:49 pmYXU-PHL

5h 54m1 stop

$914Air Canada

Find Deal

Fri, Oct 3 - Fri, Oct 10

4:50 pm - 9:27 pmPHL-YXU

4h 37m1 stop

6:15 am - 2:38 pmYXU-PHL

8h 23m2 stops

$919Air Canada

Find Deal

Fri, Oct 3 - Fri, Oct 10

10:05 am - 5:06 pmPHL-YXU

31h 01m2 stops

5:40 pm - 12:07 pmYXU-PHL

18h 27m2 stops

$960United Airlines

Find Deal

Thu, Nov 27 - Mon, Dec 1

10:05 am - 9:21 pmPHL-YXU

11h 16m2 stops

5:40 pm - 10:56 pmYXU-PHL

5h 16m1 stop

$977United Airlines

Find Deal

Thu, Oct 30 - Sun, Nov 30

4:35 pm - 9:21 pmPHL-YXU

4h 46m1 stop

5:40 pm - 10:56 pmYXU-PHL

5h 16m1 stop

$1,033United Airlines

Find Deal

Thu, Oct 30 - Sun, Nov 30

United Airlines flights from Philadelphia to London, Ontario

Our best United Airlines deals on Philadelphia to London, Ontario flight tickets

United Airlines

Nov 27

PHL10:05 amPhiladelphia

31h 01m

2 stops

YXU5:06 pmLondon

Dec 1

YXU5:40 pmLondon

18h 27m

2 stops

PHL12:07 pmPhiladelphia

$960

Find similar

United Airlines

Oct 30

PHL10:05 amPhiladelphia

11h 16m

2 stops

YXU9:21 pmLondon

Nov 30

YXU5:40 pmLondon

5h 16m

1 stop

PHL10:56 pmPhiladelphia

$977

Find similar

United Airlines

Oct 30

PHL4:35 pmPhiladelphia

4h 46m

1 stop

YXU9:21 pmLondon

Nov 30

YXU5:40 pmLondon

5h 16m

1 stop

PHL10:56 pmPhiladelphia

$1,033

Find similar

Air Canada flights from Philadelphia to London, Ontario

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

Air Canada

Oct 3

PHL4:50 pmPhiladelphia

4h 37m

1 stop

YXU9:27 pmLondon

Oct 10

YXU9:55 amLondon

5h 54m

1 stop

PHL3:49 pmPhiladelphia

$914

Find similar

Air Canada

Oct 3

PHL4:50 pmPhiladelphia

4h 37m

1 stop

YXU9:27 pmLondon

Oct 10

YXU6:15 amLondon

8h 23m

2 stops

PHL2:38 pmPhiladelphia

$919

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

Sat 10/4

5:00 am-5:12 am

3 stops24h 12m

London

Sat 10/11

8:00 pm-11:29 pm

2 stops27h 29m

$528

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Sat 10/4

6:25 am-5:12 am

2 stops22h 47m

London

Sat 10/11

8:00 pm-11:29 pm

2 stops27h 29m

$534

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Sat 10/4

5:00 am-5:12 am

3 stops24h 12m

London

Sat 10/11

8:00 pm-11:59 pm

3 stops27h 59m

$573

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Fri 10/3

6:25 am-5:12 am

2 stops22h 47m

London

Fri 10/10

8:00 pm-11:25 pm

2 stops27h 25m

$601

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Fri 10/3

9:50 pm-5:12 am

3 stops31h 22m

London

Fri 10/10

8:00 pm-11:25 pm

2 stops27h 25m

$605

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Fri 10/3

4:50 pm-9:27 pm

1 stop4h 37m

London

Fri 10/10

9:55 am-3:49 pm

1 stop5h 54m

$914

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Fri 10/3

4:50 pm-9:27 pm

1 stop4h 37m

London

Fri 10/10

6:15 am-2:38 pm

2 stops8h 23m

$919

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Thu 11/27

10:05 am-5:06 pm

2 stops31h 01m

London

Mon 12/1

5:40 pm-12:07 pm

2 stops18h 27m

$960

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Thu 10/30

10:05 am-9:21 pm

2 stops11h 16m

London

Sun 11/30

5:40 pm-10:56 pm

1 stop5h 16m

$977

PhiladelphiaLondon

PHL - YXU

PHLYXU

Philadelphia

Thu 10/30

4:35 pm-9:21 pm

1 stop4h 46m

London

Sun 11/30

5:40 pm-10:56 pm

1 stop5h 16m

$1,033

Flights are sorted by cheapest round-trip flights first.

Sorted 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 airlines fly to London, Ontario?

Air Canada, United Airlines and American 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 37m.
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 August 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 10,000 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.

An easier way to manage your London, Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Airports servicing Ontario

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Cheap flights from Philadelphia to London from $528

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to London departing on 10/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Find the cheapest flights from Philadelphia to London (PHL-YXU)

Cheap round-trip flights

Cheap one-way flights

United Airlines flights from Philadelphia to London, Ontario

Our best United Airlines deals on Philadelphia to London, Ontario flight tickets

Air Canada flights from Philadelphia to London, Ontario

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

momondo Fare Finder

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

See travel insights to London from

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 airlines fly to London, Ontario?

When to book flights from Philadelphia to London, Ontario

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

How far is Philadelphia to London by plane?

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

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

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

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

What is the most popular airline from Philadelphia to London, Ontario?

Best airlines flying from Philadelphia to London, Ontario

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

Traveling to a place near London?

Why use momondo?

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

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

How can momondo help me find flights from Philadelphia to London?

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

An easier way to manage your London, Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Canada

Airports servicing Ontario