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$711+ Cheap flights from Southeast 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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — ONT
Nov 19 — Nov 261
1 adult
Tue 11/19
Tue 11/26
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Cheap flight deals from Southeast Europe to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Southeast Europe (zzYMH) to Ontario (ONT). 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 November 14, 2024.

Find flight deals from Southeast Europe to Ontario

Cheapest flights from Southeast Europe to Ontario
Explore the most affordable flight options available from Southeast Europe to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 14, 2024.

This United Airlines deal was found by Cheapflights users on 11/14. 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.
Thu 11/286:10 amSOF - ONT
2 stops37h 43mUnited Airlines
Thu 12/56:10 amONT - SOF
3 stops30h 35mUnited Airlines
Deal found 11/14$790
This United Airlines deal was found by Cheapflights users on 11/13. 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.
Wed 11/206:15 amATH - ONT
2 stops24h 29mUnited Airlines
Wed 11/2710:35 amONT - ATH
2 stops19h 50mUnited Airlines
Deal found 11/13$895
This KLM deal was found by Cheapflights users on 11/14. 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.
Thu 11/287:00 amSOF - ONT
2 stops22h 42mKLM
Thu 12/57:10 amONT - SOF
2 stops20h 55mKLM
Deal found 11/14$975
This United Airlines deal was found by Cheapflights users on 11/13. 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.
Sun 11/176:00 amOTP - ONT
2 stops21h 43mUnited Airlines
Wed 11/2010:35 amONT - OTP
2 stops21h 55mUnited Airlines
Deal found 11/13$1,094
This Ovago deal was found by Cheapflights users on 11/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/223:55 pmATH - ONT
2 stops42h 02mIberia
Sun 12/17:15 amONT - ATH
2 stops46h 00mIberia
Deal found 11/13$1,120
This United Airlines deal was found by Cheapflights users on 11/14. 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.
Mon 11/186:20 amBEG - ONT
2 stops41h 14mUnited Airlines
Sat 11/235:05 amONT - BEG
2 stops33h 45mUnited Airlines
Deal found 11/14$1,122
This Iberia deal was found by Cheapflights users on 11/13. 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.
Mon 11/188:05 amOTP - ONT
2 stops25h 52mMultiple Airlines
Mon 8/1810:51 amONT - OTP
2 stops20h 29mMultiple Airlines
Deal found 11/13$1,323
This Delta deal was found by Cheapflights users on 11/14. 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.
Wed 12/256:00 amATH - ONT
2 stops23h 41mDelta
Mon 1/66:00 amONT - ATH
2 stops21h 45mDelta
Deal found 11/14$1,418
This British Airways deal was found by Cheapflights users on 11/13. 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.
Mon 12/235:25 pmSOF - ONT
2 stops35h 08mBritish Airways
Sun 1/1910:49 amONT - SOF
2 stops19h 31mBritish Airways
Deal found 11/13$1,467
This Air France deal was found by Cheapflights users on 11/14. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/308:20 amZAG - ONT
2 stops24h 16mMultiple Airlines
Wed 12/46:00 amONT - ZAG
2 stops22h 10mMultiple Airlines
Deal found 11/14$1,522
This Iberia deal was found by Cheapflights users on 11/13. 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.
Tue 11/197:45 amATH - ONT
2 stops24h 29mMultiple Airlines
Wed 12/1810:42 amONT - ATH
2 stops18h 33mMultiple Airlines
Deal found 11/13$1,611
This Delta deal was found by Cheapflights users on 11/13. 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.
Thu 11/286:00 amBEG - ONT
2 stops19h 47mDelta
Wed 12/256:52 amONT - BEG
2 stops20h 03mDelta
Deal found 11/13$1,746

Find flights from Southeast Europe to Ontario within your budget

Customize your flight search to find flights from Southeast 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 2,752,363 searches. Data last updated November 14, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

SofiaOntario

SOF - ONT

SOFONT

Sofia

Thu 11/28

6:10 am-9:53 am

2 stops37h 43m

Ontario

Thu 12/5

6:10 am-10:45 pm

3 stops30h 35m

$790

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Fri 1/17

7:00 am-5:57 pm

2 stops20h 57m

Ontario

Sat 1/25

10:39 am-4:25 pm

2 stops19h 46m

$840

SofiaOntario

SOF - ONT

SOFONT

Sofia

Thu 11/28

7:00 am-7:42 pm

2 stops22h 42m

Ontario

Thu 12/5

7:10 am-2:05 pm

2 stops20h 55m

$975

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Sun 2/9

8:00 am-11:58 pm

2 stops25h 58m

Ontario

Sat 2/15

10:51 am-3:15 pm

2 stops18h 24m

$1,057

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Fri 11/22

3:55 pm-11:57 pm

2 stops42h 02m

Ontario

Sun 12/1

7:15 am-3:15 pm

2 stops46h 00m

$1,120

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Mon 12/16

6:05 am-11:58 pm

3 stops27h 53m

Ontario

Sat 1/4

6:00 am-1:10 am

2 stops33h 10m

$1,266

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Wed 12/25

6:00 am-7:41 pm

2 stops23h 41m

Ontario

Mon 1/6

6:00 am-1:45 pm

2 stops21h 45m

$1,418

SofiaOntario

SOF - ONT

SOFONT

Sofia

Mon 12/23

5:25 pm-6:33 pm

2 stops35h 08m

Ontario

Sun 1/19

10:49 am-4:20 pm

2 stops19h 31m

$1,467

ZagrebOntario

ZAG - ONT

ZAGONT

Zagreb Franjo Tuđman

Sat 11/30

8:20 am-11:36 pm

2 stops24h 16m

Ontario

Wed 12/4

6:00 am-1:10 pm

2 stops22h 10m

$1,522

BelgradeOntario

BEG - ONT

BEGONT

Belgrade Nikola Tesla

Thu 11/28

6:00 am-4:47 pm

2 stops19h 47m

Ontario

Wed 12/25

6:52 am-11:55 am

2 stops20h 03m

$1,746

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

Showing 1-10 of 33 results
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Best time to book a flight from Southeast Europe to Ontario

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

Travel insights for flights from Southeast Europe to Ontario

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

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

Currently, September is the cheapest month in which you can book a flight from Southeast Europe to Ontario (average of $236). Flying from Southeast Europe to Ontario in December is currently the most expensive (average of $298). 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.

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 November 14, 2024.
Peruse reviews from past customers who have flown with Qatar Airways, United Airlines and British Airways from Southeast Europe to Ontario to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,788 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,788 reviews
Delta
8.0
Very good
8,788 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,346 reviews
Delta
8.0
Very good
8,788 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Qatar Airways
7.5
Good
3,861 reviews
Delta
8.0
Very good
8,788 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air France
7.4
Good
1,538 reviews
Delta
8.0
Very good
8,788 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
9,194 reviews
Delta
8.0
Very good
8,788 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Southeast 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 Southeast Europe?

    Ontario (ONT) is the airport you will fly into if you book a flight from Southeast Europe to Ontario. It is only a 3.1 mi journey from Ontario (ONT) to Ontario’s city center.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $711. However, be on the lookout for offers from British Airways and Lufthansa, as they are both options that can get you from Southeast Europe to Ontario for a low price.

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

    The most popular flight routes from Southeast Europe to Ontario are Athens Eleftherios V. - Ontario, Bucharest Otopeni Intl - Ontario and Sofia - Ontario.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Southeast Europe to Ontario (average of $236). Flying from Southeast Europe to Ontario in December is currently the most expensive (average of $298). 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 Southeast Europe to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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