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Cheap flights from Ontario (ONT) to Europe from $313

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 7/24. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — CPH
May 1 — May 81
From?
To?
Wed 5/1
Wed 5/8
1 adult, Economy
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How far in advance should I book a flight from Ontario to Europe?

Find a great deal and save up to 58% by booking at least 59 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ontario to Europe within the next two weeks, with the cheapest ticket starting at $896.

What is the cheapest month to fly from Ontario to Europe?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, October can be a great choice for travel to Europe. Flights to Europe from Ontario in October are about $787 on average during October, but can be found for as low as $419.

When is the cheapest time to fly from Ontario to Europe (ONT - EU)?

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.

Cheap Avianca flights from Ontario to Europe

Explore cheap flight options specifically provided by Avianca for the route between Ontario and Europe. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 26, 2024.
Mon 10/1411:30 pmONT - MAD
2 stops25h 15mAvianca
Mon 10/211:45 amMAD - ONT
2 stops29h 15mAvianca
Deal found 4/25$1,266
Sat 5/411:30 pmONT - MAD
2 stops29h 35mAvianca
Wed 5/81:45 amMAD - ONT
2 stops29h 15mAvianca
Deal found 4/24$1,999

Cheap United Airlines flights from Ontario to Europe

Explore cheap flight options specifically provided by United Airlines for the route between Ontario and Europe. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 26, 2024.
Sun 10/206:02 amONT - MAD
2 stops17h 58mUnited Airlines
Wed 11/2011:15 amMAD - ONT
2 stops19h 50mUnited Airlines
Deal found 4/25$590
Wed 10/97:18 amONT - LHR
2 stops16h 22mUnited Airlines
Wed 10/233:50 pmLHR - ONT
2 stops28h 42mUnited Airlines
Deal found 4/25$671
Tue 10/17:18 amONT - LHR
1 stop15h 37mUnited Airlines
Wed 10/161:40 pmLHR - ONT
1 stop15h 41mUnited Airlines
Deal found 4/25$687
Sat 10/56:20 pmONT - LHR
1 stop31h 20mUnited Airlines
Tue 10/1511:05 amLHR - ONT
1 stop14h 12mUnited Airlines
Deal found 4/25$692
Wed 10/237:18 amONT - DUB
3 stops19h 02mUnited Airlines
Wed 10/308:00 amDUB - ONT
2 stops35h 33mUnited Airlines
Deal found 4/25$697
Wed 8/146:00 amONT - MAD
2 stops18h 00mUnited Airlines
Tue 9/311:15 amMAD - ONT
2 stops22h 30mUnited Airlines
Deal found 4/25$706
Thu 8/156:00 amONT - MAD
2 stops18h 00mUnited Airlines
Tue 9/311:15 amMAD - ONT
2 stops22h 30mUnited Airlines
Deal found 4/25$723
Fri 9/207:40 amONT - LHR
2 stops18h 00mUnited Airlines
Fri 9/2710:25 amLHR - ONT
1 stop15h 18mUnited Airlines
Deal found 4/25$728
Tue 9/241:35 pmONT - LHR
1 stop14h 45mUnited Airlines
Sat 10/511:05 amLHR - ONT
1 stop14h 12mUnited Airlines
Deal found 4/25$737

Cheap Ontario to Europe flights in April & May 2024

Find cheap flight options from Ontario to Europe specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Prices were last updated on April 26, 2024.
Thu 5/96:00 amONT - DUB
1 stop18h 45mDelta
Wed 5/2211:00 amDUB - ONT
1 stop17h 06mDelta
Deal found 4/25$722
Thu 5/166:00 amONT - DUB
1 stop18h 45mKLM
Mon 5/2012:00 pmDUB - ONT
2 stops18h 47mKLM
Deal found 4/25$727
Thu 5/96:00 amONT - ATH
1 stop18h 40mKLM
Thu 5/1612:55 pmATH - ONT
1 stop19h 52mKLM
Deal found 4/25$740
Mon 4/2910:45 amONT - FRA
1 stop14h 00mUnited Airlines
Mon 5/135:30 pmFRA - ONT
1 stop14h 34mUnited Airlines
Deal found 4/25$742
Wed 5/17:43 amONT - FRA
1 stop16h 02mBritish Airways
Sun 5/1210:55 amFRA - ONT
1 stop16h 27mBritish Airways
Deal found 4/25$749
Thu 5/97:31 amONT - FRA
1 stop16h 14mBritish Airways
Thu 5/1610:55 amFRA - ONT
1 stop18h 13mBritish Airways
Deal found 4/26$750
Wed 5/15:45 amONT - FRA
2 stops19h 05mVirgin Atlantic
Tue 5/1410:40 amFRA - ONT
2 stops22h 03mVirgin Atlantic
Deal found 4/25$754
Thu 5/97:31 amONT - FRA
1 stop16h 14mIberia
Thu 5/166:30 amFRA - ONT
2 stops26h 26mIberia
Deal found 4/26$757
Tue 5/77:31 amONT - FRA
1 stop16h 14mBritish Airways
Wed 5/2910:55 amFRA - ONT
1 stop16h 27mBritish Airways
Deal found 4/25$781

Ontario to Europe 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Europe in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 26, 2024.
Tue 11/55:45 amONT - MAD
2 stops18h 25mUnited Airlines
Wed 11/2011:15 amMAD - ONT
2 stops19h 50mUnited Airlines
Deal found 4/25$520
Tue 11/127:00 amONT - MAD
1 stop16h 45mKLM
Wed 11/2011:00 amMAD - ONT
1 stop17h 22mKLM
Deal found 4/25$529
Tue 11/126:02 amONT - MAD
2 stops18h 13mUnited Airlines
Wed 11/2011:15 amMAD - ONT
2 stops19h 50mUnited Airlines
Deal found 4/25$533
Sun 11/106:02 amONT - DUB
2 stops16h 58mUnited Airlines
Wed 11/209:00 amDUB - ONT
2 stops20h 21mUnited Airlines
Deal found 4/26$570
Thu 10/317:00 amONT - MAD
1 stop16h 45mKLM
Fri 11/811:00 amMAD - ONT
1 stop17h 22mKLM
Deal found 4/25$579
Thu 12/57:00 amONT - DUB
1 stop18h 25mDelta
Mon 12/912:20 pmDUB - ONT
1 stop18h 08mDelta
Deal found 4/25$587
Sun 10/206:02 amONT - MAD
2 stops17h 58mUnited Airlines
Wed 11/2011:15 amMAD - ONT
2 stops19h 50mUnited Airlines
Deal found 4/25$590
Thu 12/512:45 pmONT - DUB
1 stop12h 40mDelta
Mon 12/910:45 amDUB - ONT
2 stops19h 43mDelta
Deal found 4/25$592
Sat 11/3011:59 pmONT - BCN
2 stops27h 26mMultiple Airlines
Fri 12/136:00 pmBCN - ONT
2 stops28h 48mMultiple Airlines
Deal found 4/25$594

Ontario to Europe flights leaving soon

Find last-minute flight options from Ontario to Europe for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 26, 2024.
Wed 5/110:45 amONT - FRA
1 stop14h 00mUnited Airlines
Tue 5/145:30 pmFRA - ONT
1 stop14h 34mUnited Airlines
Deal found 4/25$742
Wed 5/17:43 amONT - FRA
1 stop16h 02mBritish Airways
Sun 5/1210:55 amFRA - ONT
1 stop16h 27mBritish Airways
Deal found 4/25$749
Wed 5/15:45 amONT - FRA
2 stops19h 05mVirgin Atlantic
Tue 5/1410:40 amFRA - ONT
2 stops22h 03mVirgin Atlantic
Deal found 4/25$754
Mon 5/66:10 amONT - ATH
1 stop18h 30mKLM
Mon 5/2012:55 pmATH - ONT
1 stop19h 52mKLM
Deal found 4/25$786
Mon 5/67:31 amONT - FRA
1 stop16h 14mBritish Airways
Sat 5/2510:55 amFRA - ONT
1 stop18h 13mBritish Airways
Deal found 4/25$793
Thu 5/210:46 amONT - DUB
1 stop14h 59mIberia
Thu 5/1612:40 pmDUB - ONT
1 stop15h 28mIberia
Deal found 4/24$841
Sun 5/57:43 amONT - DUB
1 stop18h 02mIberia
Thu 5/912:40 pmDUB - ONT
1 stop15h 28mIberia
Deal found 4/25$893
Wed 5/11:20 pmONT - LHR
1 stop12h 40mKLM
Wed 5/811:00 amLHR - ONT
1 stop13h 36mKLM
Deal found 4/24$936
Wed 5/11:20 pmONT - LHR
1 stop12h 40mKLM
Thu 5/910:55 amLHR - ONT
1 stop13h 41mKLM
Deal found 4/25$937

One-way flights to Europe from Ontario

Search for one-way flight options from Ontario to Europe. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 26, 2024.
Wed 7/247:36 amONT - CDG
2 stops19h 54mMultiple Airlines
Deal found 4/25$313
Wed 7/247:36 amONT - CDG
2 stops19h 54mMultiple Airlines
Deal found 4/26$315
Tue 8/138:35 pmONT - CDG
2 stops30h 55mMultiple Airlines
Deal found 4/25$321
Sat 8/1010:59 pmONT - CDG
2 stops28h 31mMultiple Airlines
Deal found 4/25$327
Sun 8/1110:38 pmONT - CDG
2 stops28h 52mMultiple Airlines
Deal found 4/25$338
Fri 8/97:36 amONT - CDG
2 stops19h 54mMultiple Airlines
Deal found 4/25$341
Mon 5/2012:59 amONT - CDG
2 stops27h 36mMultiple Airlines
Deal found 4/25$385
Tue 7/2312:49 amONT - CDG
2 stops26h 41mMultiple Airlines
Deal found 4/25$386
Fri 5/177:14 amONT - CDG
2 stops21h 21mMultiple Airlines
Deal found 4/25$396

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 3,068,117 searches. Data last updated April 26, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$590 - $1,039

Route

Depart

Return

Price

OntarioMadrid Barajas

ONT - MAD

ONTMAD

Ontario

Sun 10/20

2 stops17h 58m

Madrid Barajas

Wed 11/20

2 stops19h 50m

$590

OntarioLondon Heathrow

ONT - LHR

ONTLHR

Ontario

Wed 10/9

1 stop13h 44m

London Heathrow

Wed 10/23

2 stops20h 36m

$650

OntarioAthens Eleftherios V.

ONT - ATH

ONTATH

Ontario

Mon 9/23

2 stops23h 15m

Athens Eleftherios V.

Tue 10/1

2 stops35h 42m

$650

OntarioLondon Heathrow

ONT - LHR

ONTLHR

Ontario

Wed 10/9

1 stop16h 30m

London Heathrow

Fri 10/25

1 stop18h 53m

$667

OntarioLondon Heathrow

ONT - LHR

ONTLHR

Ontario

Wed 10/9

2 stops15h 33m

London Heathrow

Fri 10/25

2 stops18h 18m

$672

OntarioLondon Heathrow

ONT - LHR

ONTLHR

Ontario

Fri 9/20

1 stop16h 55m

London Heathrow

Fri 9/27

1 stop20h 45m

$716

OntarioLondon Heathrow

ONT - LHR

ONTLHR

Ontario

Sun 9/8

2 stops18h 20m

London Heathrow

Wed 9/18

2 stops20h 40m

$768

OntarioBarcelona-El Prat

ONT - BCN

ONTBCN

Ontario

Wed 8/7

2 stops18h 20m

Barcelona-El Prat

Wed 8/21

2 stops21h 20m

$834

OntarioAthens Eleftherios V.

ONT - ATH

ONTATH

Ontario

Fri 5/17

1 stop18h 40m

Athens Eleftherios V.

Fri 5/31

2 stops40h 09m

$1,039

Flights are sorted by cheapest first

Deals found on 4/25

No data available for this route at this time. Please check back soon.

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 April 26, 2024.
Delta
8.1
Very good
10,966 reviews
Check prices

Comfort

7.9

Crew

8.6

Food

7.4

Boarding

8.2

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Delta
8.1
Very good
10,966 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Comfort

7.9

Crew

8.6

Food

7.4

Boarding

8.2

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Alaska Airlines
8.1
Very good
9,109 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Comfort

7.9

Crew

8.6

Food

7.4

Boarding

8.2

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

KLM
7.9
Good
1,626 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Comfort

7.9

Crew

8.6

Food

7.4

Boarding

8.2

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Finnair
7.8
Good
1,383 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Comfort

7.9

Crew

8.6

Food

7.4

Boarding

8.2

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Qatar Airways
7.7
Good
4,468 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Comfort

7.9

Crew

8.6

Food

7.4

Boarding

8.2

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

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.

  • Can I find flights from Ontario to Europe for under $600 on Cheapflights?

    Yes, there are multiple flights from Ontario to Europe for under $600. The cheapest flight booked recently is on United Airlines for just $590, but on average you can expect to pay $680.

  • Are there last-minute flights available from Ontario to Europe for under $800?

    There are currently 20+ open flights from Ontario to Europe within the next 7 days for less than $800.

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

    To fly one-way, consider booking your trip with Air France, which is currently one of the cheapest options available, starting at $443. Air Canada flights start at $471 while deals on American Airlines start at $491 one-way.

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

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

  • What does ONT to CPH mean?

    Ontario Airport is ONT and Kastrup Copenhagen Airport is CPH. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Madrid Barajas Airport (MAD), Barcelona-El Prat Airport (BCN), Paris Charles de Gaulle Airport (CDG), Lisbon Humberto Delgado Airport (LIS), Frankfurt am Main Airport (FRA) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Ontario to Europe that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Europe flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Europe with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Europe flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Ontario to Europe that allow pets onboard?

    Many airlines flying from Ontario to Europe offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Europe?

    Yes, you can often find last-minute deals on Ontario to Europe flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Europe flight deals updated?

    The Ontario to Europe flight deals you see on this page were last updated on 4/26.

See more FAQs

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Alternative routes for Ontario to Europe
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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 3,068,117 searches. Data last updated April 26, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$482Average$851FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
British AirwaysCheapest$525Average$949FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest$530Average$1,092FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$573Average$936FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest$590Average$666FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IberiaCheapest$625Average$996FlexibilityNo cancel feeOn-time77%
Search Iberia flights
KLMCheapest$695Average$890FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapest$987Average$1,032FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
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Search flights from Ontario to Europe by cabin class

Find flights from Ontario to Europe, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

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How does Cheapflights help users find flights from Ontario to Europe?

Cheapflights helps you search for flights from Ontario to Europe via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Europe?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Europe from Ontario.

Can Cheapflights find flights from Ontario to Europe with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario to Europe with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Europe become cheaper?

Of course! You can now track prices for flights from Ontario to Europe and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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