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$262+ Cheap flights from Ontario (ONT) to Europe

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CPH
ene. 22 — ene. 291
mié. 1/22
mié. 1/29
1 adult, Economy
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Cheap flight deals from Ontario to Europe

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Europe (EU0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 17, 2025.

Round-trip from

$495
(KLM)

One-way from

$262
(Kiwi.com)
From Ontario to Europe
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One-way flight from Ontario to Europe
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Find flight deals from Ontario to Europe

Cheapest flights from Ontario to Europe
Explore the most affordable flight options available from Ontario to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 17, 2025.

This KLM deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/227:00 amONT - MXP
1 stop17h 25mKLM
mar. 11/411:05 amMXP - ONT
1 stop17h 24mKLM
Deal found 1/15$491
This United Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/410:47 amONT - BCN
2 stops38h 03mUnited Airlines
jue. 2/1312:15 pmBCN - ONT
2 stops41h 37mUnited Airlines
Deal found 1/16$498
This Delta deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/197:00 amONT - MXP
1 stop17h 05mDelta
jue. 4/39:00 amMXP - ONT
2 stops22h 39mDelta
Deal found 1/16$499
This Finnair deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 2/166:05 amONT - MAD
1 stop23h 20mMultiple Airlines
vie. 2/284:00 pmMAD - ONT
1 stop16h 53mMultiple Airlines
Deal found 1/15$515
This KLM deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 1/197:05 amONT - FCO
1 stop18h 25mKLM
vie. 1/3112:45 pmFCO - ONT
1 stop19h 07mKLM
Deal found 1/15$519
This Finnair deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/1910:57 amONT - MXP
2 stops23h 08mMultiple Airlines
jue. 4/37:05 pmMXP - ONT
2 stops32h 24mMultiple Airlines
Deal found 1/16$520
This Delta deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/241:05 pmONT - DUB
1 stop12h 40mDelta
mié. 3/1212:00 pmDUB - ONT
1 stop17h 43mDelta
Deal found 1/15$520
This United Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 2/166:00 amONT - MAD
2 stops18h 35mUnited Airlines
vie. 2/2812:40 pmMAD - ONT
2 stops41h 12mUnited Airlines
Deal found 1/15$522
This Delta deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/117:05 amONT - FCO
1 stop18h 25mDelta
mié. 2/2612:45 pmFCO - ONT
2 stops20h 06mDelta
Deal found 1/16$524
This Iberia deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/110:57 amONT - DUB
1 stop14h 48mIberia
mié. 4/912:40 pmDUB - ONT
1 stop19h 11mIberia
Deal found 1/15$524
This Air Canada deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/45:10 amONT - BCN
3 stops43h 40mMultiple Airlines
mar. 2/1112:15 pmBCN - ONT
2 stops41h 36mMultiple Airlines
Deal found 1/16$524
This KLM deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 1/297:05 amONT - MAD
1 stop16h 55mKLM
mar. 2/411:00 amMAD - ONT
1 stop20h 52mKLM
Deal found 1/16$525

Find flights from Ontario to Europe within your budget

Customize your flight search to find flights from Ontario to Europe that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 17, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioMilan

ONT - MXP

ONTMXP

Ontario

mié. 3/19

7:00 am-8:05 am

1 stop17h 05m

Milan Malpensa

mié. 3/26

10:05 am-10:43 pm

1 stop20h 38m

$495

OntarioBarcelona

ONT - BCN

ONTBCN

Ontario

mar. 2/4

10:47 am-9:50 am

2 stops38h 03m

Barcelona-El Prat

jue. 2/13

12:15 pm-8:52 pm

2 stops41h 37m

$498

OntarioMilan

ONT - MXP

ONTMXP

Ontario

mié. 3/19

7:00 am-8:05 am

1 stop17h 05m

Milan Malpensa

jue. 4/3

9:00 am-10:39 pm

2 stops22h 39m

$499

OntarioRome

ONT - FCO

ONTFCO

Ontario

mar. 2/11

7:05 am-10:30 am

1 stop18h 25m

Rome Fiumicino

mié. 2/26

12:45 pm-10:52 pm

1 stop19h 07m

$519

OntarioMilan

ONT - MXP

ONTMXP

Ontario

mié. 3/19

10:57 am-6:05 pm

2 stops23h 08m

Milan Malpensa

jue. 4/3

7:05 pm-6:29 pm

2 stops32h 24m

$520

OntarioDublin

ONT - DUB

ONTDUB

Ontario

lun. 2/24

1:05 pm-9:45 am

1 stop12h 40m

Dublin

mié. 3/12

12:00 pm-10:43 pm

1 stop17h 43m

$520

OntarioDublin

ONT - DUB

ONTDUB

Ontario

mar. 4/1

10:57 am-9:45 am

1 stop14h 48m

Dublin

mié. 4/9

12:40 pm-10:11 pm

1 stop17h 31m

$524

OntarioBarcelona

ONT - BCN

ONTBCN

Ontario

mar. 2/4

5:10 am-9:50 am

3 stops43h 40m

Barcelona-El Prat

mar. 2/11

12:15 pm-8:51 pm

2 stops41h 36m

$524

OntarioRome

ONT - FCO

ONTFCO

Ontario

mar. 2/11

7:05 am-10:30 am

1 stop18h 25m

Rome Fiumicino

mié. 2/26

12:45 pm-11:51 pm

2 stops20h 06m

$524

OntarioMadrid

ONT - MAD

ONTMAD

Ontario

mié. 1/29

7:05 am-9:00 am

1 stop16h 55m

Madrid Barajas

vie. 2/28

11:00 am-10:52 pm

1 stop20h 52m

$525

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Europe

Have a flexible travel schedule? Discover the best time to fly to Europe from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ontario to Europe

Get recent, data-driven insights about flights from Ontario to Europe including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ontario to Europe?

Currently, November is the cheapest month in which you can book a flight from Ontario to Europe (average of $523). Flying from Ontario to Europe in June is currently the most expensive (average of $1,003). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to EU?

Find hourly flight availability from Ontario to Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Europe as you normally would.

Rainfall in Europe by month

Plan your trip to Europe by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Europe ranges from 0.4 - 3.9 inches per month. December is typically the wettest month, when rainfall can reach 3.9 in. July is typically the driest time to visit Europe when rainfall is around 0.4 in.

Temperature in Europe by month

Plan your trip to Europe by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Europe, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Europe

Get insights into the airlines that provide service to Europe. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Europe. Reviews last updated enero 17, 2025.
China Airlines
8.2
Very good
737 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.2

Food

7.8

Crew

8.5

Boarding

8.3

Reviews

1 / 10

For the money it’s good value. Seat space rather small

China Airlines
8.2
Very good
737 reviews
China Airlines
8.2
Very good
737 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.2

Food

7.8

Crew

8.5

Boarding

8.3

Reviews

1 / 10

For the money it’s good value. Seat space rather small

Delta
8.0
Very good
8,511 reviews
China Airlines
8.2
Very good
737 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.2

Food

7.8

Crew

8.5

Boarding

8.3

Reviews

1 / 10

For the money it’s good value. Seat space rather small

KLM
7.8
Good
1,339 reviews
China Airlines
8.2
Very good
737 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.2

Food

7.8

Crew

8.5

Boarding

8.3

Reviews

1 / 10

For the money it’s good value. Seat space rather small

Virgin Atlantic
7.5
Good
664 reviews
China Airlines
8.2
Very good
737 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.2

Food

7.8

Crew

8.5

Boarding

8.3

Reviews

1 / 10

For the money it’s good value. Seat space rather small

Air France
7.4
Good
1,487 reviews
China Airlines
8.2
Very good
737 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.2

Food

7.8

Crew

8.5

Boarding

8.3

Reviews

1 / 10

For the money it’s good value. Seat space rather small

Related info for your journey

Find useful and relevant information for your journey from Ontario to Europe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Europe?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Europe.

  • What are the cheapest airlines to fly from Ontario to Europe one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $292. United Airlines flights start at $296 while deals on Delta start at $297 one-way.

  • What are the most popular routes from Ontario to Europe?

    The most popular route from Ontario to Europe is Ontario - London Heathrow. You may also consider Ontario - Paris Charles de Gaulle or Ontario - Rome Fiumicino.

  • Can I find deals for flights from Ontario to Europe that include hotel bookings?

    Yes. In addition to deals on Ontario to Europe flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Europe?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Europe.

  • Can I find deals for business class flights from Ontario to Europe?

    Yes. Cheapflights offers flight deals from Ontario to Europe by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Europe?

    Currently, November is the cheapest month in which you can book a flight from Ontario to Europe (average of $523). Flying from Ontario to Europe in June is currently the most expensive (average of $1,003). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Ontario to Europe

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Ontario to Europe

Discover the top 8 airlines that operate flights from Ontario to Europe. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$455Average$727FlexibilityNo cancel feeOn-time72%
KLMCheapest$481Average$937FlexibilityNo cancel feeOn-time75%
DeltaCheapest$481Average$921FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$489Average$917FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$489Average$883FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$492Average$908FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$509Average$933FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$691Average$1,139FlexibilityNo cancel feeOn-time67%
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