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Ontario

$412+ Cheap flights from Europe to Ontario (ONT)

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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — ONT
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheap flight deals from Europe to Ontario

Keep the following information in mind while searching for Europe to Ontario flight deals. Data was last updated April 15, 2025.

Round-trip from

$543
(lol.travel)

One-way from

$412
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$737
From Europe to Ontario
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One-way flight from Europe to Ontario
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($163 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Europe to Ontario

Cheapest flights from Europe to Ontario
Explore the most affordable flight options available from Europe to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

This Netflights deal was found by Cheapflights users on 4/15. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/223:10 pmLHR - ONT
1 stop15h 00mBritish Airways
Sun 4/274:35 pmONT - LHR
1 stop12h 15mBritish Airways
Deal found 4/15$537
This TravelUp deal was found by Cheapflights users on 4/15. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2410:55 amLHR - ONT
1 stop13h 38mKLM
Tue 4/2912:07 pmONT - LHR
1 stop15h 03mKLM
Deal found 4/15$551
This TravelUp deal was found by Cheapflights users on 4/15. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:30 pmLHR - ONT
2 stops54h 03mVirgin Atlantic
Wed 5/142:55 pmONT - LHR
1 stop36h 25mVirgin Atlantic
Deal found 4/15$555
This Iberia deal was found by Cheapflights users on 4/15. 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.
Fri 9/1210:50 amLHR - ONT
2 stops20h 46mIberia
Mon 9/2212:49 pmONT - LHR
1 stop14h 01mIberia
Deal found 4/15$557
This British Airways deal was found by Cheapflights users on 4/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:00 amFCO - ONT
1 stop16h 40mBritish Airways
Tue 9/165:09 pmONT - FCO
2 stops17h 46mBritish Airways
Deal found 4/15$557
This Delta deal was found by Cheapflights users on 4/15. 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.
Fri 5/168:40 amLHR - ONT
2 stops21h 49mDelta
Mon 5/192:55 pmONT - LHR
1 stop15h 20mDelta
Deal found 4/15$560
This Delta deal was found by Cheapflights users on 4/15. 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.
Tue 4/299:00 amMUC - ONT
2 stops23h 41mDelta
Sat 5/102:55 pmONT - MUC
2 stops17h 35mDelta
Deal found 4/15$560
This British Airways deal was found by Cheapflights users on 4/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2910:55 amMUC - ONT
2 stops20h 03mBritish Airways
Tue 5/62:44 pmONT - MUC
2 stops20h 16mBritish Airways
Deal found 4/15$563
This Delta deal was found by Cheapflights users on 4/15. 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.
Fri 5/3010:15 amFRA - ONT
2 stops21h 20mDelta
Fri 6/66:00 amONT - FRA
2 stops20h 25mDelta
Deal found 4/15$572
This American Airlines deal was found by Cheapflights users on 4/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/13:40 pmLHR - ONT
1 stop14h 18mAmerican Airlines
Mon 5/54:35 pmONT - LHR
1 stop12h 15mAmerican Airlines
Deal found 4/15$576
This TUI.com deal was found by Cheapflights users on 4/15. 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 TUI.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/229:00 amMUC - ONT
1 stop19h 28mKLM
Tue 5/67:00 amONT - MUC
1 stop16h 25mKLM
Deal found 4/15$581
This Booking.com deal was found by Cheapflights users on 4/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2510:55 amFRA - ONT
1 stop16h 34mBritish Airways
Mon 5/127:30 amONT - FRA
1 stop16h 15mBritish Airways
Deal found 4/15$583

Cheapflights Fare Finder

Customize your flight search to find flights from Europe to Ontario 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 April 15, 2025.
Use the filters below to find and compare flights from Europe to Ontario that are best for you.

Fly from

Europe

Fly to

Ontario

Route

Depart

Return

Price

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Fri 4/25

11:20 am-7:28 pm

1 stop16h 08m

Ontario

Tue 4/29

12:07 pm-11:10 am

1 stop15h 03m

$551

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Fri 9/19

10:30 am-9:56 pm

1 stop19h 26m

Ontario

Sat 9/27

6:38 am-6:25 am

1 stop15h 47m

$553

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sun 5/4

6:30 pm-4:33 pm

2 stops54h 03m

Ontario

Wed 5/14

2:55 pm-11:20 am

1 stop36h 25m

$555

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Fri 9/12

10:50 am-11:36 pm

2 stops20h 46m

Ontario

Mon 9/22

12:49 pm-10:50 am

1 stop14h 01m

$557

RomeOntario

FCO - ONT

FCOONT

Rome Fiumicino

Thu 9/4

10:00 am-5:40 pm

1 stop16h 40m

Ontario

Tue 9/16

5:09 pm-7:55 pm

2 stops17h 46m

$557

MunichOntario

MUC - ONT

MUCONT

Munich Franz Josef Strauss

Tue 4/29

9:00 am-7:28 pm

1 stop19h 28m

Ontario

Sat 5/10

7:05 am-5:30 pm

2 stops25h 25m

$559

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Fri 5/16

8:40 am-10:29 pm

2 stops21h 49m

Ontario

Mon 5/19

2:55 pm-2:15 pm

1 stop15h 20m

$560

MunichOntario

MUC - ONT

MUCONT

Munich Franz Josef Strauss

Wed 6/11

9:10 am-9:33 pm

1 stop21h 23m

Ontario

Wed 7/2

10:28 pm-7:10 am

1 stop23h 42m

$563

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Fri 5/30

10:15 am-10:35 pm

2 stops21h 20m

Ontario

Fri 6/6

6:00 am-11:25 am

2 stops20h 25m

$572

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Thu 5/1

3:40 pm-9:58 pm

1 stop14h 18m

Ontario

Mon 5/5

4:35 pm-12:50 pm

1 stop12h 15m

$576

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

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

Have a flexible travel schedule? Discover the best time to fly to Ontario from Europe 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.

Cheapflights Insights

Everything you need to know about your flight from Europe to Ontario

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

Currently, August is the cheapest month in which you can book a flight from Europe to Ontario (average of $246). Flying from Europe to Ontario in March is currently the most expensive (average of $328). 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 EU to ONT?

Find hourly flight availability from Europe to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 15, 2025.

When flying from Europe to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated April 15, 2025.
China Airlines
8.2
Very good
729 reviews

Overall

8.2

Boarding

8.3

Entertainment

8.0

Crew

8.5

Comfort

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
China Airlines
8.2
Very good
729 reviews
China Airlines
8.2
Very good
729 reviews

Overall

8.2

Boarding

8.3

Entertainment

8.0

Crew

8.5

Comfort

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Delta
8.0
Very good
7,917 reviews
China Airlines
8.2
Very good
729 reviews

Overall

8.2

Boarding

8.3

Entertainment

8.0

Crew

8.5

Comfort

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Alaska Airlines
8.0
Very good
9,876 reviews
China Airlines
8.2
Very good
729 reviews

Overall

8.2

Boarding

8.3

Entertainment

8.0

Crew

8.5

Comfort

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
KLM
7.8
Good
1,323 reviews
China Airlines
8.2
Very good
729 reviews

Overall

8.2

Boarding

8.3

Entertainment

8.0

Crew

8.5

Comfort

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Finnair
7.6
Good
1,269 reviews
China Airlines
8.2
Very good
729 reviews

Overall

8.2

Boarding

8.3

Entertainment

8.0

Crew

8.5

Comfort

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Related info for your journey

Find useful and relevant information for your journey from Europe to Ontario. 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 into for flights to Ontario from Europe?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from Europe.

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

    To fly one-way, consider booking your trip with Lufthansa, which is currently one of the cheapest options available, starting at $522. British Airways flights start at $581 while deals on JetBlue start at $672 one-way.

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

    Most travelers choose Paris Charles de Gaulle - Ontario, Milan Malpensa - Ontario or London Heathrow - Ontario when deciding on the best route from Europe to Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Europe to Ontario 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 Europe to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Europe to Ontario (average of $246). Flying from Europe to Ontario in March is currently the most expensive (average of $328). 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.

See more FAQs

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Alternative routes for Europe to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Europe to Ontario

Discover the top 3 airlines that operate flights from Europe to Ontario. 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 April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$508Average$926FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$662Average$1,109FlexibilityNo cancel feeOn-time69%
KLMCheapest$744Average$879FlexibilityNo cancel feeOn-time75%

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