What airlines fly to Europe?

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

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

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

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

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

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

The number of operators available for flights from Ontario Airport to Europe is 7 as of December 2025.

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

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 Ontario Airport to Europe.

What documentation or ID do you need to fly to Europe?

The travel and health documents required for your trip to Europe can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Europe. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$226 Cheap Flights from Ontario to Europe in 2025/26

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Find the cheapest flights from Ontario to Europe

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 am - 9:55 am

ONT

MXP

19h 55m2 stops

12:05 pm - 12:48 pm

MXP

ONT

32h 43m3 stops

$481Multiple Airlines

Wed, Mar 4 - Wed, Mar 18

4:45 pm - 1:20 am

ONT

ATH

22h 35m2 stops

7:35 am - 10:48 pm

ATH

ONT

25h 13m2 stops

$490British Airways

Tue, Jan 20 - Tue, Jan 27

5:05 am - 7:30 am

ONT

MXP

17h 25m2 stops

10:30 am - 10:53 pm

MXP

ONT

21h 23m2 stops

$494United Airlines

Sat, Jan 24 - Sat, Jan 31

5:05 am - 7:30 am

ONT

MXP

17h 25m2 stops

9:45 am - 9:58 pm

MXP

ONT

21h 13m2 stops

$495United Airlines

Tue, Jan 20 - Tue, Jan 27

10:58 am - 7:30 pm

ONT

ATH

22h 32m2 stops

7:35 am - 10:48 pm

ATH

ONT

25h 13m3 stops

$508American Airlines

Tue, Jan 20 - Tue, Jan 27

6:00 am - 7:45 pm

ONT

FCO

28h 45m2 stops

12:40 pm - 11:31 am

FCO

ONT

31h 51m1 stop

$516Delta

Thu, Jan 22 - Thu, Jan 29

10:20 pm - 10:30 am

ONT

FCO

27h 10m1 stop

12:40 pm - 12:02 pm

FCO

ONT

32h 22m1 stop

$517Delta

Wed, Feb 25 - Tue, Mar 3

7:10 am - 6:15 am

ONT

MAD

14h 05m1 stop

12:55 am - 10:06 am

MAD

ONT

17h 11m1 stop

$522Iberia

Tue, Feb 24 - Mon, Mar 9

6:00 am - 9:05 am

ONT

CDG

18h 05m1 stop

7:05 am - 5:22 pm

CDG

ONT

19h 17m2 stops

$560American Airlines

Mon, Jan 12 - Sun, Jan 25

6:00 am - 9:05 am

ONT

CDG

18h 05m1 stop

7:00 am - 10:48 pm

CDG

ONT

24h 48m2 stops

$567Iberia

Thu, Jan 8 - Fri, Jan 23

Iberia flights from Ontario to Europe

Our best Iberia deals on Ontario to Europe flight tickets

Iberia

Feb 24

ONT7:10 amOntario

14h 05m

1 stop

MAD6:15 amMadrid Barajas

Mar 9

MAD12:55 amMadrid Barajas

17h 11m

1 stop

ONT10:06 amOntario

$522

Find similar

Iberia

Mar 3

ONT6:10 amOntario

15h 05m

1 stop

MAD6:15 amMadrid Barajas

Mar 16

MAD12:55 amMadrid Barajas

17h 11m

1 stop

ONT10:06 amOntario

$555

Find similar

Iberia

Jan 8

ONT6:00 amOntario

18h 05m

1 stop

CDG9:05 amParis Charles de Gaulle

Jan 23

CDG7:00 amParis Charles de Gaulle

24h 48m

2 stops

ONT10:48 pmOntario

$567

Find similar

Air Canada flights from Ontario to Europe

Our best Air Canada deals on Ontario to Europe flight tickets

Air Canada

Jan 20

ONT1:24 pmOntario

33h 36m

2 stops

MAD8:00 amMadrid Barajas

Feb 10

MAD1:35 pmMadrid Barajas

40h 23m

2 stops

ONT8:58 pmOntario

$520

Find similar

Air Canada

Jan 21

ONT5:05 amOntario

17h 55m

2 stops

MAD8:00 amMadrid Barajas

Jan 27

MAD1:35 pmMadrid Barajas

32h 12m

2 stops

ONT12:47 pmOntario

$521

Find similar

Air Canada

Jan 20

ONT5:05 amOntario

19h 50m

3 stops

MXP9:55 amMilan Malpensa

Jan 27

MXP11:35 amMilan Malpensa

34h 12m

3 stops

ONT12:47 pmOntario

$613

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Wed 3/4

5:00 am-9:55 am

2 stops19h 55m

Milan Malpensa

Wed 3/18

12:05 pm-12:48 pm

3 stops32h 43m

$481

OntarioAthens

ONT - ATH

ONTATH

Ontario

Tue 1/20

4:45 pm-1:20 am

2 stops22h 35m

Athens Eleftherios V.

Tue 1/27

7:35 am-10:48 pm

2 stops25h 13m

$490

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Sat 1/24

5:05 am-7:30 am

2 stops17h 25m

Milan Malpensa

Sat 1/31

10:30 am-10:53 pm

2 stops21h 23m

$494

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Tue 1/20

5:05 am-7:30 am

2 stops17h 25m

Milan Malpensa

Tue 1/27

9:45 am-9:58 pm

2 stops21h 13m

$495

OntarioAthens

ONT - ATH

ONTATH

Ontario

Tue 1/20

10:58 am-7:30 pm

2 stops22h 32m

Athens Eleftherios V.

Tue 1/27

7:35 am-10:48 pm

3 stops25h 13m

$508

OntarioRome

ONT - FCO

ONTFCO

Ontario

Thu 1/22

6:00 am-7:45 pm

2 stops28h 45m

Rome Fiumicino

Thu 1/29

12:40 pm-11:31 am

1 stop31h 51m

$516

OntarioRome

ONT - FCO

ONTFCO

Ontario

Wed 2/25

10:20 pm-10:30 am

1 stop27h 10m

Rome Fiumicino

Tue 3/3

12:40 pm-12:02 pm

1 stop32h 22m

$517

OntarioMadrid

ONT - MAD

ONTMAD

Ontario

Tue 2/24

7:10 am-6:15 am

1 stop14h 05m

Madrid Barajas

Mon 3/9

12:55 am-10:06 am

1 stop17h 11m

$522

OntarioParis

ONT - CDG

ONTCDG

Ontario

Mon 1/12

6:00 am-9:05 am

1 stop18h 05m

Paris Charles de Gaulle

Sun 1/25

7:05 am-5:22 pm

2 stops19h 17m

$560

OntarioParis

ONT - CDG

ONTCDG

Ontario

Thu 1/8

6:00 am-9:05 am

1 stop18h 05m

Paris Charles de Gaulle

Fri 1/23

7:00 am-10:48 pm

2 stops24h 48m

$567

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 Ontario to Europe

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

What is the cheapest month to fly to Europe?

The cheapest month to fly to Europe from Ontario is in February. Flight prices, which tend to average around $657, are often lower during this time because this is during the off-season. If you aren’t able to travel to Europe during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $679.

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

The cheapest day to depart from Ontario to Europe is on a Wednesday. Travelers who choose to depart for Europe on a Wednesday will often find tickets for as low as $668. Flights from Ontario to Europe on a Saturday will generally be more expensive and average around $1,112. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Europe is in the evening. momondo users have found flights departing from Ontario to Europe in the evening for as low as $662. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $871. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Europe from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Europe for around $828 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Europe from Ontario for as low as $606 on momondo.

Can stopping save me money on Ontario to Europe flights?

You could potentially save up to 46% on your flight if you consider stops on a Ontario to Europe flight.

Cheap Ontario to Europe flight deals and tips

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

Fastest flight time	11h 49m
Direct flights	None

The fastest flight from Ontario to Europe takes 11h 49m

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

Search flight deals

When did momondo last update prices for flights from Ontario Airport to Europe?
Prices for flights from Ontario Airport to Europe are updated daily.
How many operators does momondo search for flights from Ontario Airport to Europe?
The number of operators available for flights from Ontario Airport to Europe is 7 as of December 2025.
How old do you have to be to fly from Ontario Airport to Europe?
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 Ontario Airport to Europe.
What documentation or ID do you need to fly to Europe?
The travel and health documents required for your trip to Europe can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Europe. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Ontario to Europe

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $444	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
Virgin Atlantic	PriceFrom $469	Free Cancellation	Rating 7.5 675 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $489	Free Cancellation	Rating 6.7 7,573 reviews	Search British Airways flights
Iberia	PriceFrom $496	Free Cancellation	Rating 7.0 3,045 reviews	Search Iberia flights
United Airlines	PriceFrom $515	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
KLM	PriceFrom $580	Free Cancellation	Rating 7.7 1,431 reviews	Search KLM flights
American Airlines	PriceFrom $595	Free Cancellation	Rating 7.2 11,048 reviews	Search American Airlines flights

Why use momondo?

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

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 Ontario to Europe for you.

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

Flights from Ontario to Europe 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 Ontario to Europe?

Once all potential Ontario to Europe 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 Ontario to Europe right now. Can momondo alert me if prices change?

Price alerts on flights to Europe from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.