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Cheap flights from Europe to Ontario (ONT) from $317

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 5/27. 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.
CPH — ONT
May 11 — May 181
From?
To?
Sat 5/11
Sat 5/18
1 adult, Economy
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How far in advance should I book a flight from Europe to Ontario?

Travelers have found it’s best to book a flight 50 days in advance to save up to 13% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 50 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Europe to Ontario 1-2 weeks in advance for as low as $630, or $763 for flights within the next 24 hours.

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

The best pricing can be found in the month of November. Prices to Ontario from Europe average $633. You can even find prices in November for less than $633, as users have found deals to Ontario from as low as $444. The month of July appears to be one of the more expensive times to travel to Ontario from Europe. Flying in the targeted month can save you up to 32%.

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

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.

Cheap KLM flights from Europe to Ontario

Explore cheap flight options specifically provided by KLM for the route between Europe and Ontario. 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 2,689,106 searches. Data last updated May 6, 2024.
Wed 9/1111:35 amLHR - ONT
1 stop15h 47mKLM
Wed 9/251:42 pmONT - LHR
1 stop12h 18mKLM
Deal found 5/5$538
Wed 9/1111:35 amLHR - ONT
1 stop15h 47mKLM
Wed 10/21:42 pmONT - LHR
1 stop12h 18mKLM
Deal found 5/6$539
Wed 9/1811:35 amLHR - ONT
1 stop15h 47mKLM
Fri 9/271:42 pmONT - LHR
1 stop12h 18mKLM
Deal found 5/5$582
Sat 11/212:30 pmLHR - ONT
1 stop16h 58mKLM
Wed 11/1312:45 pmONT - LHR
1 stop14h 25mKLM
Deal found 5/5$585
Wed 6/510:25 amMUC - ONT
1 stop18h 41mKLM
Wed 6/127:05 amONT - MUC
1 stop17h 40mKLM
Deal found 5/6$591
Thu 5/3010:55 amLHR - ONT
1 stop13h 41mKLM
Wed 10/91:42 pmONT - LHR
1 stop12h 18mKLM
Deal found 5/5$601
Wed 7/1011:00 amLHR - ONT
1 stop13h 17mKLM
Wed 7/171:20 pmONT - LHR
1 stop12h 40mKLM
Deal found 5/6$655
Wed 7/1011:00 amLHR - ONT
1 stop13h 17mKLM
Fri 7/191:20 pmONT - LHR
1 stop12h 40mKLM
Deal found 5/5$693
Thu 6/2710:55 amLHR - ONT
1 stop13h 21mKLM
Fri 7/121:20 pmONT - LHR
1 stop12h 40mKLM
Deal found 5/5$829

Cheap British Airways flights from Europe to Ontario

Explore cheap flight options specifically provided by British Airways for the route between Europe and Ontario. 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 2,689,106 searches. Data last updated May 6, 2024.
Tue 10/88:25 amIST - ONT
2 stops25h 01mBritish Airways
Wed 10/1612:45 pmONT - IST
2 stops20h 10mBritish Airways
Deal found 5/6$539
Tue 10/17:55 pmIST - ONT
2 stops35h 47mBritish Airways
Thu 10/1712:45 pmONT - IST
2 stops20h 40mBritish Airways
Deal found 5/6$551
Tue 5/144:25 pmLHR - ONT
1 stop15h 31mBritish Airways
Tue 5/2111:59 pmONT - LHR
1 stop30h 26mBritish Airways
Deal found 5/6$560
Mon 9/3010:30 amLHR - ONT
1 stop15h 03mBritish Airways
Wed 10/912:45 pmONT - LHR
1 stop13h 55mBritish Airways
Deal found 5/6$565
Mon 6/36:50 amLHR - ONT
2 stops19h 32mBritish Airways
Sat 6/156:00 amONT - LHR
1 stop18h 05mBritish Airways
Deal found 5/5$570
Mon 9/164:25 pmLHR - ONT
1 stop15h 01mBritish Airways
Wed 9/252:52 pmONT - LHR
1 stop13h 53mBritish Airways
Deal found 5/5$572
Wed 9/48:00 amCDG - ONT
2 stops18h 33mBritish Airways
Mon 9/1612:45 pmONT - CDG
2 stops18h 05mBritish Airways
Deal found 5/5$583
Wed 6/512:00 pmLHR - ONT
1 stop18h 09mBritish Airways
Mon 6/178:10 amONT - LHR
1 stop14h 15mBritish Airways
Deal found 5/5$591
Wed 10/2312:00 pmLHR - ONT
1 stop17h 42mBritish Airways
Wed 10/3012:51 pmONT - LHR
1 stop13h 54mBritish Airways
Deal found 5/5$592

Cheap Europe to Ontario flights in May & June 2024

Find cheap flight options from Europe to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,689,106 searches. Prices were last updated on May 6, 2024.
Mon 5/136:20 pmLHR - ONT
2 stops32h 02mAmerican Airlines
Mon 5/209:30 amONT - LHR
1 stop17h 35mAmerican Airlines
Deal found 5/6$520
Mon 5/1311:30 amLHR - ONT
2 stops20h 26mIberia
Mon 5/202:50 pmONT - LHR
1 stop13h 25mIberia
Deal found 5/5$522
Mon 5/1311:30 amLHR - ONT
2 stops20h 26mAmerican Airlines
Mon 5/206:45 amONT - LHR
2 stops15h 55mAmerican Airlines
Deal found 5/5$533
Mon 5/131:55 pmLHR - ONT
1 stop16h 52mKLM
Mon 5/202:13 pmONT - LHR
1 stop16h 37mKLM
Deal found 5/6$539
Sun 5/1911:25 amCDG - ONT
1 stop21h 31mIberia
Wed 5/2210:34 amONT - CDG
1 stop13h 51mIberia
Deal found 5/5$546
Mon 5/1311:30 amLHR - ONT
2 stops20h 26mAmerican Airlines
Tue 5/2810:29 pmONT - LHR
1 stop25h 01mAmerican Airlines
Deal found 5/5$546
Mon 5/1311:30 amLHR - ONT
2 stops20h 26mAmerican Airlines
Tue 5/2810:29 pmONT - LHR
2 stops25h 11mAmerican Airlines
Deal found 5/5$548
Tue 5/144:25 pmLHR - ONT
1 stop15h 31mBritish Airways
Tue 5/2111:59 pmONT - LHR
1 stop30h 26mBritish Airways
Deal found 5/6$560
Mon 5/131:05 pmLHR - ONT
1 stop15h 03mAmerican Airlines
Tue 5/2810:29 pmONT - LHR
1 stop25h 01mAmerican Airlines
Deal found 5/5$564

Europe to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Europe and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
Tue 10/88:25 amIST - ONT
2 stops23h 17mMultiple Airlines
Wed 10/1610:50 amONT - IST
2 stops19h 20mMultiple Airlines
Deal found 5/5$518
Mon 5/136:20 pmLHR - ONT
2 stops32h 02mAmerican Airlines
Mon 5/209:30 amONT - LHR
1 stop17h 35mAmerican Airlines
Deal found 5/6$520
Mon 5/1311:30 amLHR - ONT
2 stops20h 26mIberia
Mon 5/202:50 pmONT - LHR
1 stop13h 25mIberia
Deal found 5/5$522
Tue 11/510:40 amLHR - ONT
1 stop15h 08mBritish Airways
Tue 11/1212:51 pmONT - LHR
1 stop12h 54mBritish Airways
Deal found 5/6$524
Mon 5/1311:30 amLHR - ONT
2 stops20h 26mAmerican Airlines
Mon 5/206:45 amONT - LHR
2 stops15h 55mAmerican Airlines
Deal found 5/5$533
Wed 9/1111:35 amLHR - ONT
1 stop15h 47mKLM
Wed 9/251:42 pmONT - LHR
1 stop12h 18mKLM
Deal found 5/5$538
Wed 9/1111:35 amLHR - ONT
1 stop15h 47mKLM
Wed 9/251:42 pmONT - LHR
1 stop12h 18mKLM
Deal found 5/6$539
Tue 10/88:25 amIST - ONT
2 stops25h 01mBritish Airways
Wed 10/1612:45 pmONT - IST
2 stops20h 10mBritish Airways
Deal found 5/6$539
Thu 11/1410:15 amMXP - ONT
2 stops32h 35mAmerican Airlines
Mon 11/183:01 pmONT - MXP
2 stops19h 54mAmerican Airlines
Deal found 5/5$542

Europe to Ontario flights leaving soon

Find last-minute flight options from Europe to Ontario 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 2,689,106 searches. Data last updated May 6, 2024.
Mon 5/136:20 pmLHR - ONT
2 stops32h 02mAmerican Airlines
Mon 5/209:30 amONT - LHR
1 stop17h 35mAmerican Airlines
Deal found 5/6$520
Mon 5/1311:30 amLHR - ONT
2 stops20h 26mIberia
Mon 5/207:31 amONT - LHR
1 stop16h 34mIberia
Deal found 5/5$522
Wed 5/1511:00 amLHR - ONT
1 stop13h 36mKLM
Wed 5/221:20 pmONT - LHR
1 stop12h 40mKLM
Deal found 5/6$539
Sun 5/1911:25 amCDG - ONT
1 stop21h 31mIberia
Wed 5/2210:34 amONT - CDG
1 stop13h 51mIberia
Deal found 5/5$546
Tue 5/144:25 pmLHR - ONT
1 stop15h 31mBritish Airways
Tue 5/2111:59 pmONT - LHR
1 stop30h 26mBritish Airways
Deal found 5/6$560
Mon 5/1312:45 pmLHR - ONT
1 stop15h 21mDelta
Mon 5/276:50 amONT - LHR
1 stop19h 00mDelta
Deal found 5/6$565
Mon 5/134:25 pmLHR - ONT
1 stop15h 31mIberia
Mon 5/272:50 pmONT - LHR
1 stop13h 25mIberia
Deal found 5/6$568
Mon 5/137:55 amCDG - ONT
2 stops19h 27mBritish Airways
Thu 5/1612:50 pmONT - CDG
2 stops17h 40mBritish Airways
Deal found 5/6$583
Sun 5/196:00 amCDG - ONT
2 stops23h 08mIberia
Wed 5/2210:34 amONT - CDG
1 stop13h 51mIberia
Deal found 5/5$585

One-way flights to Ontario from Europe

Search for one-way flight options from Europe to Ontario. 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 2,689,106 searches. Data last updated May 6, 2024.
Mon 5/273:25 pmFRA - ONT
2 stops30h 29mMultiple Airlines
Deal found 5/6$317
Tue 5/143:25 pmMAD - ONT
2 stops24h 01mMultiple Airlines
Deal found 5/6$426
Sat 5/117:00 pmLHR - ONT
3 stops44h 03mMultiple Airlines
Deal found 5/6$435
Thu 6/132:30 pmLHR - ONT
3 stops48h 38mMultiple Airlines
Deal found 5/6$446
Wed 6/128:15 pmLHR - ONT
3 stops47h 54mMultiple Airlines
Deal found 5/6$456
Wed 6/121:45 pmLHR - ONT
2 stops25h 23mMultiple Airlines
Deal found 5/6$457
Mon 6/172:30 pmLHR - ONT
2 stops48h 38mMultiple Airlines
Deal found 5/6$465
Sat 5/112:30 pmCDG - ONT
2 stops30h 09mMultiple Airlines
Deal found 5/6$479
Tue 6/43:30 pmMAD - ONT
2 stops24h 32mMultiple Airlines
Deal found 5/6$515

Find flights from Europe to Ontario within your budget

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 2,689,106 searches. Data last updated May 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$518 - $598

Route

Depart

Return

Price

IstanbulOntario

IST - ONT

ISTONT

Istanbul

Tue 10/8

2 stops23h 17m

Ontario

Wed 10/16

2 stops19h 20m

$518

London HeathrowOntario

LHR - ONT

LHRONT

London Heathrow

Wed 9/11

1 stop15h 47m

Ontario

Wed 9/25

1 stop12h 18m

$538

IstanbulOntario

IST - ONT

ISTONT

Istanbul

Tue 10/8

2 stops25h 01m

Ontario

Wed 10/16

2 stops20h 10m

$539

Paris Charles de GaulleOntario

CDG - ONT

CDGONT

Paris Charles de Gaulle

Sun 5/19

1 stop21h 31m

Ontario

Wed 5/22

1 stop13h 51m

$546

Barcelona-El PratOntario

BCN - ONT

BCNONT

Barcelona-El Prat

Wed 10/9

2 stops20h 41m

Ontario

Thu 10/17

1 stop18h 12m

$548

London HeathrowOntario

LHR - ONT

LHRONT

London Heathrow

Wed 9/4

1 stop15h 01m

Ontario

Wed 9/18

1 stop13h 53m

$552

London HeathrowOntario

LHR - ONT

LHRONT

London Heathrow

Fri 5/17

1 stop25h 14m

Ontario

Tue 5/21

1 stop12h 40m

$577

London HeathrowOntario

LHR - ONT

LHRONT

London Heathrow

Mon 9/30

1 stop15h 17m

Ontario

Thu 11/7

1 stop13h 19m

$578

London HeathrowOntario

LHR - ONT

LHRONT

London Heathrow

Tue 6/4

1 stop13h 41m

Ontario

Tue 6/11

1 stop12h 35m

$598

Flights are sorted by cheapest first

Deals found on 5/5

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

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 May 6, 2024.
Delta
8.1
Very good
10,818 reviews
Check prices

Overall

8.1

Comfort

7.9

Boarding

8.2

Food

7.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 10

The delta and planes are getting old. Tv screen would blink off and on every time the person in front of me moved Storage area torn and drooping. Time for and update Delta

Delta
8.1
Very good
10,818 reviews
Delta
8.1
Very good
10,818 reviews
Check prices

Overall

8.1

Comfort

7.9

Boarding

8.2

Food

7.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 10

The delta and planes are getting old. Tv screen would blink off and on every time the person in front of me moved Storage area torn and drooping. Time for and update Delta

Alaska Airlines
8.1
Very good
9,137 reviews
Delta
8.1
Very good
10,818 reviews
Check prices

Overall

8.1

Comfort

7.9

Boarding

8.2

Food

7.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 10

The delta and planes are getting old. Tv screen would blink off and on every time the person in front of me moved Storage area torn and drooping. Time for and update Delta

KLM
7.9
Good
1,602 reviews
Delta
8.1
Very good
10,818 reviews
Check prices

Overall

8.1

Comfort

7.9

Boarding

8.2

Food

7.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 10

The delta and planes are getting old. Tv screen would blink off and on every time the person in front of me moved Storage area torn and drooping. Time for and update Delta

SWISS
7.8
Good
2,013 reviews
Delta
8.1
Very good
10,818 reviews
Check prices

Overall

8.1

Comfort

7.9

Boarding

8.2

Food

7.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 10

The delta and planes are getting old. Tv screen would blink off and on every time the person in front of me moved Storage area torn and drooping. Time for and update Delta

Qatar Airways
7.7
Good
4,439 reviews
Delta
8.1
Very good
10,818 reviews
Check prices

Overall

8.1

Comfort

7.9

Boarding

8.2

Food

7.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 10

The delta and planes are getting old. Tv screen would blink off and on every time the person in front of me moved Storage area torn and drooping. Time for and update Delta

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.

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

    Yes, there are multiple flights from Europe to Ontario for under $600. The cheapest flight booked recently is on Multiple Airlines for just $518, but on average you can expect to pay $558.

  • Are there last-minute flights available from Europe to Ontario for under $600?

    There are currently 20+ open flights from Europe to Ontario within the next 7 days for less than $600.

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

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $535. Finnair flights start at $577 while deals on British Airways start at $643 one-way.

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

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

  • What does CPH to ONT mean?

    CPH and ONT are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. CPH to ONT refers to a flight route from Kastrup Copenhagen Airport to Ontario Airport. 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 other airports near this flight route and their unique identifiers/IATA codes.

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

    The amount of baggage you can bring on your Europe to Ontario 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 Europe to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Europe to Ontario 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 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.

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

    Many airlines flying from Europe to Ontario 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 Europe to Ontario?

    Yes, you can often find last-minute deals on Europe to Ontario 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 Europe to Ontario flight deals updated?

    The Europe to Ontario flight deals you see on this page were last updated on 5/6.

See more FAQs

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Top 4 airlines flying from Europe to Ontario

Discover the top 4 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 2,689,106 searches. Data last updated May 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$465Average$868FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest$599Average$924FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest$1,049Average$1,488FlexibilityNo cancel feeOn-time77%
Search Iberia flights
United AirlinesCheapest$1,366Average$1,610FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from Europe to Ontario by cabin class

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

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from Europe today with Cheapflights!

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

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 Ontario from Europe.

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

Certainly. Search results for flights to Ontario from Europe shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Europe to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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