What airlines fly to Ontario?

British Airways, Scandinavian Airlines and Lufthansa are the top three most popular airlines that fly to Ontario from Europe according to our data. British Airways is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 26 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Ontario?

Average flight duration from Europe to Ontario depends on which airport you fly into and out of. Flying from Copenhagen to Los Angeles is 11h 35m on average, while flying from Madrid to Los Angeles is 12h 05m on average. Los Angeles is the most popular airport in Ontario.

What is the cheapest airline that flies from Europe to Ontario?

United Airlines, British Airways, and American Airlines are the most popular carriers operating from Europe to Ontario

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

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

How many operators does momondo search for flights from Europe to Ontario Airport?

As of December 2025, there is 1 operator available to choose from for flights from Europe to Ontario Airport.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Europe 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.

$394 Cheap Flights from Europe to Ontario in 2025/26

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Find the cheapest flights from Europe to Los Angeles

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

1:05 pm - 8:58 pm

LHR

ONT

15h 53m1 stop

11:53 am - 2:15 pm

ONT

LHR

18h 22m1 stop

$394Delta

Wed, Apr 15 - Mon, Apr 20

11:35 am - 8:50 pm

LHR

ONT

17h 15m1 stop

6:00 am - 7:30 am

ONT

LHR

17h 30m1 stop

$405United Airlines

Sat, Feb 21 - Sat, Feb 28

2:25 pm - 11:40 pm

LHR

ONT

17h 15m1 stop

6:43 am - 6:20 am

ONT

LHR

15h 37m1 stop

$411American Airlines

Sat, Apr 11 - Sun, Apr 26

2:25 pm - 9:56 pm

LHR

ONT

15h 31m1 stop

6:00 am - 8:05 am

ONT

LHR

18h 05m1 stop

$417American Airlines

Fri, Apr 10 - Fri, Apr 24

10:45 am - 11:58 pm

LHR

ONT

21h 13m1 stop

1:15 pm - 11:40 am

ONT

LHR

14h 25m1 stop

$484Virgin Atlantic

Thu, Feb 5 - Thu, Feb 12

8:25 pm - 4:12 pm

LHR

ONT

27h 47m2 stops

1:20 pm - 2:15 pm

ONT

LHR

16h 55m2 stops

$494Virgin Atlantic

Mon, Jan 12 - Tue, Mar 31

8:40 am - 6:45 pm

BER

ONT

19h 05m2 stops

7:10 am - 6:40 pm

ONT

BER

26h 30m2 stops

$610Multiple Airlines

Thu, Feb 5 - Sat, Feb 21

10:50 am - 9:29 pm

FRA

ONT

19h 39m1 stop

3:19 pm - 7:40 pm

ONT

FRA

19h 21m2 stops

$617Multiple Airlines

Thu, Feb 12 - Tue, Feb 17

10:20 am - 9:24 pm

MUC

ONT

19h 04m1 stop

5:02 pm - 8:00 pm

ONT

MUC

17h 58m2 stops

$627British Airways

Thu, Mar 26 - Wed, Apr 8

7:20 am - 5:46 pm

MUC

ONT

43h 26m2 stops

6:43 am - 11:15 pm

ONT

MUC

31h 32m2 stops

$637British Airways

Sun, Apr 12 - Fri, May 1

British Airways flights from Europe to Ontario

Our best British Airways deals on Europe to Ontario flight tickets

British Airways

Jan 22

LHR8:20 amLondon Heathrow

22h 28m

1 stop

ONT10:48 pmOntario

Jan 26

ONT3:09 pmOntario

13h 06m

1 stop

LHR12:15 pmLondon Heathrow

$534

Find similar

British Airways

Jan 22

LHR8:20 amLondon Heathrow

18h 25m

1 stop

ONT6:45 pmOntario

Jan 26

ONT10:58 amOntario

15h 02m

1 stop

LHR10:00 amLondon Heathrow

$536

Find similar

British Airways

Feb 8

LHR7:30 amLondon Heathrow

23h 18m

2 stops

ONT10:48 pmOntario

Feb 21

ONT7:10 amOntario

17h 05m

1 stop

LHR8:15 amLondon Heathrow

$537

Find similar

KLM flights from Europe to Ontario

Our best KLM deals on Europe to Ontario flight tickets

KLM

Mar 24

MUC11:00 amMunich Franz Josef Strauss

18h 04m

1 stop

ONT9:04 pmOntario

Apr 16

ONT7:00 amOntario

16h 25m

1 stop

MUC8:25 amMunich Franz Josef Strauss

$712

Find similar

KLM

Feb 20

MUC11:00 amMunich Franz Josef Strauss

19h 05m

1 stop

ONT9:05 pmOntario

Apr 21

ONT7:00 amOntario

16h 25m

1 stop

MUC8:25 amMunich Franz Josef Strauss

$722

Find similar

KLM

Dec 27

LHR10:45 amLondon Heathrow

13h 27m

1 stop

ONT4:12 pmOntario

Mar 17

ONT12:45 pmOntario

13h 15m

1 stop

LHR9:00 amLondon Heathrow

$878

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Wed 4/15

1:05 pm-8:58 pm

1 stop15h 53m

Ontario

Mon 4/20

11:53 am-2:15 pm

1 stop18h 22m

$394

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sat 2/21

11:35 am-8:50 pm

1 stop17h 15m

Ontario

Sat 2/28

6:00 am-7:30 am

1 stop17h 30m

$405

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sat 4/11

2:25 pm-11:40 pm

1 stop17h 15m

Ontario

Sun 4/26

6:43 am-6:20 am

1 stop15h 37m

$411

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Fri 4/10

2:25 pm-9:56 pm

1 stop15h 31m

Ontario

Fri 4/24

6:00 am-8:05 am

1 stop18h 05m

$417

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Thu 2/5

10:45 am-11:58 pm

1 stop21h 13m

Ontario

Thu 2/12

1:15 pm-11:40 am

1 stop14h 25m

$484

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Mon 1/12

8:25 pm-4:12 pm

2 stops27h 47m

Ontario

Tue 3/31

1:20 pm-2:15 pm

2 stops16h 55m

$494

BerlinOntario

BER - ONT

BERONT

Berlin Brandenburg

Thu 2/5

8:40 am-6:45 pm

2 stops19h 05m

Ontario

Sat 2/21

7:10 am-6:40 pm

2 stops26h 30m

$610

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Thu 2/12

10:50 am-9:29 pm

1 stop19h 39m

Ontario

Tue 2/17

3:19 pm-7:40 pm

2 stops19h 21m

$617

MunichOntario

MUC - ONT

MUCONT

Munich Franz Josef Strauss

Thu 3/26

10:20 am-9:24 pm

1 stop19h 04m

Ontario

Wed 4/8

5:02 pm-8:00 pm

2 stops17h 58m

$627

MunichOntario

MUC - ONT

MUCONT

Munich Franz Josef Strauss

Sun 4/12

7:20 am-5:46 pm

2 stops43h 26m

Ontario

Fri 5/1

6:43 am-11:15 pm

2 stops31h 32m

$637

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 Europe 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

Prices

Airlines

Other information

What is the cheapest month to fly to Ontario?

In general, January is the cheapest month to fly from Europe to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $551. If you aren’t able to travel during the month of January, then book flights to Ontario from Europe during September instead. Flights to Ontario in September, while not as cheap as those in January, still average around $551.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Tuesday when prices can be found for as low as $602. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Europe to Ontario for around $991.

What is the cheapest time of day to depart on your flight to Ontario?

In the afternoon is the cheapest time of day to fly from Europe to Ontario when you can find flight prices for as low as $602. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $814 on average. Flights to Ontario from Europe at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Ontario?

You are more likely to see cheaper flights to Ontario from Europe when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $720 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Europe for as low as $527 on momondo.

Can stopping save me money on Europe to Ontario flights?

You could potentially save up to 8% on your flight if you consider stops on a Europe to Ontario flight.

Cheap Europe to Ontario flight deals and tips

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

Fastest flight time	13h 19m
Direct flights	None

The fastest flight from Europe to Ontario takes 13h 19m

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

Search flight deals

When did momondo last update prices for flights from Europe to Ontario Airport?
Prices for flights from Europe to Ontario Airport are updated daily.
How many operators does momondo search for flights from Europe to Ontario Airport?
As of December 2025, there is 1 operator available to choose from for flights from Europe to Ontario Airport.
How old do you have to be to fly from Europe to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Europe 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.

Best airlines flying from Europe to Ontario

Compare and see reviews for airlines that fly from Europe to Ontario with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $560	Free Cancellation	Rating 7.4 9,105 reviews		Search United Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Europe to Ontario for you.

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

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

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

Once all potential Europe to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Europe 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 Europe and alert you when they change.