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

Prices for flights from London Airport to Ontario Airport are updated daily.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Airport to Ontario Airport.

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

The necessary travel and health documents for your Ontario 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.

$182 Cheap Flights from London to Ontario in 2025/26

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Find the cheapest flights from London, Ontario to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

5:45 am - 12:18 pmYXU-ONT

33h 33m2 stops

5:40 am - 9:21 pmONT-YXU

12h 41m2 stops

$579United Airlines

Find Deal

Sun, Feb 22 - Thu, Feb 26

5:45 am - 9:59 pmYXU-ONT

19h 14m2 stops

5:40 am - 9:21 pmONT-YXU

12h 41m2 stops

$648United Airlines

Find Deal

Sun, Feb 22 - Thu, Feb 26

9:25 am - 10:25 pmYXU-ONT

16h 00m2 stops

5:05 am - 9:21 pmONT-YXU

13h 16m2 stops

$725United Airlines

Find Deal

Sun, Dec 21 - Sat, Jan 3

5:45 am - 12:18 pmYXU-ONT

33h 33m2 stops

5:40 am - 9:21 pmONT-YXU

36h 41m3 stops

$784United Airlines

Find Deal

Sun, Feb 22 - Thu, Feb 26

5:45 am - 9:59 pmYXU-ONT

19h 14m2 stops

5:40 am - 5:05 pmONT-YXU

32h 25m3 stops

$844United Airlines

Find Deal

Sun, Feb 22 - Thu, Feb 26

5:45 am - 9:59 pmYXU-ONT

19h 14m2 stops

5:40 am - 5:05 pmONT-YXU

32h 25m3 stops

$848United Airlines

Find Deal

Sun, Feb 22 - Thu, Feb 26

5:40 pm - 10:25 pmYXU-ONT

31h 45m2 stops

5:05 am - 9:21 pmONT-YXU

13h 16m2 stops

$868United Airlines

Find Deal

Sun, Dec 21 - Sat, Jan 3

9:25 am - 5:35 pmYXU-ONT

11h 10m2 stops

5:05 am - 5:05 pmONT-YXU

9h 00m2 stops

$899Air Canada

Find Deal

Wed, Dec 17 - Tue, Dec 23

5:45 am - 12:38 pmYXU-ONT

9h 53m2 stops

5:05 am - 5:05 pmONT-YXU

9h 00m2 stops

$998Air Canada

Find Deal

Thu, Dec 18 - Tue, Dec 23

5:45 am - 9:07 pmYXU-ONT

18h 22m3 stops

5:05 am - 9:21 pmONT-YXU

13h 16m2 stops

$1,040United Airlines

Find Deal

Sun, Dec 21 - Sat, Jan 3

Air Canada flights from London, Ontario to Ontario

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

Air Canada

Dec 17

YXU9:25 amLondon

11h 10m

2 stops

ONT5:35 pmOntario

Dec 23

ONT5:05 amOntario

9h 00m

2 stops

YXU5:05 pmLondon

$899

Find similar

Air Canada

Dec 18

YXU5:45 amLondon

9h 53m

2 stops

ONT12:38 pmOntario

Dec 23

ONT5:05 amOntario

9h 00m

2 stops

YXU5:05 pmLondon

$998

Find similar

Air Canada

Mar 13

YXU5:45 amLondon

9h 48m

2 stops

ONT12:33 pmOntario

Mar 21

ONT6:00 amOntario

12h 21m

2 stops

YXU9:21 pmLondon

$1,379

Find similar

United Airlines flights from London, Ontario to Ontario

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

United Airlines

Feb 22

YXU5:45 amLondon

33h 33m

2 stops

ONT12:18 pmOntario

Feb 26

ONT5:40 amOntario

12h 41m

2 stops

YXU9:21 pmLondon

$579

Find similar

United Airlines

Feb 22

YXU5:45 amLondon

19h 14m

2 stops

ONT9:59 pmOntario

Feb 26

ONT5:40 amOntario

12h 41m

2 stops

YXU9:21 pmLondon

$648

Find similar

United Airlines

Dec 21

YXU9:25 amLondon

16h 00m

2 stops

ONT10:25 pmOntario

Jan 3

ONT5:05 amOntario

13h 16m

2 stops

YXU9:21 pmLondon

$725

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonOntario

YXU - ONT

YXUONT

London

Sun 2/22

5:45 am-12:18 pm

2 stops33h 33m

Ontario

Thu 2/26

5:40 am-9:21 pm

2 stops12h 41m

$579

LondonOntario

YXU - ONT

YXUONT

London

Sun 2/22

5:45 am-9:59 pm

2 stops19h 14m

Ontario

Thu 2/26

5:40 am-9:21 pm

2 stops12h 41m

$648

LondonOntario

YXU - ONT

YXUONT

London

Sun 12/21

9:25 am-10:25 pm

2 stops16h 00m

Ontario

Sat 1/3

5:05 am-9:21 pm

2 stops13h 16m

$725

LondonOntario

YXU - ONT

YXUONT

London

Sun 2/22

5:45 am-12:18 pm

2 stops33h 33m

Ontario

Thu 2/26

5:40 am-9:21 pm

3 stops36h 41m

$784

LondonOntario

YXU - ONT

YXUONT

London

Sun 2/22

5:45 am-9:59 pm

2 stops19h 14m

Ontario

Thu 2/26

5:40 am-5:05 pm

3 stops32h 25m

$844

LondonOntario

YXU - ONT

YXUONT

London

Sun 2/22

5:45 am-9:59 pm

2 stops19h 14m

Ontario

Thu 2/26

5:40 am-5:05 pm

3 stops32h 25m

$848

LondonOntario

YXU - ONT

YXUONT

London

Sun 12/21

5:40 pm-10:25 pm

2 stops31h 45m

Ontario

Sat 1/3

5:05 am-9:21 pm

2 stops13h 16m

$868

LondonOntario

YXU - ONT

YXUONT

London

Wed 12/17

9:25 am-5:35 pm

2 stops11h 10m

Ontario

Tue 12/23

5:05 am-5:05 pm

2 stops9h 00m

$899

LondonOntario

YXU - ONT

YXUONT

London

Thu 12/18

5:45 am-12:38 pm

2 stops9h 53m

Ontario

Tue 12/23

5:05 am-5:05 pm

2 stops9h 00m

$998

LondonOntario

YXU - ONT

YXUONT

London

Sun 12/21

5:45 am-9:07 pm

3 stops18h 22m

Ontario

Sat 1/3

5:05 am-9:21 pm

2 stops13h 16m

$1,040

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

United Airlines and WestJet are the most popular carriers operating from London to Ontario

What airlines fly to Ontario?

Porter Airlines, Air Canada and WestJet are the top three most popular airlines that fly to Ontario from London, Ontario according to our data. Porter Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 7 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from London, Ontario to Ontario

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

Estimated round-trip price

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

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

Direct flights	None

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

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How far is London to Ontario by plane?
There are 2043.3 mi between London and Ontario. Flights usually cover this in 9h 48m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from London Airport to Ontario Airport?
Prices for flights from London Airport to Ontario Airport are updated daily.
How old do you have to be to fly from London Airport to Ontario Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The necessary travel and health documents for your Ontario 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.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from London.

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

momondo does allow users to show only those flights to Ontario from London which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for London to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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