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Southeast Europe

$433+ Cheap flights from Ontario (ONT) to Southeast 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ATH
Nov 19 — Nov 261
1 adult
Tue 11/19
Tue 11/26
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Cheap flight deals from Ontario to Southeast Europe

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

Cheapest flights from Ontario to Southeast Europe
Explore the most affordable flight options available from Ontario to Southeast Europe. 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.
Tue 12/3110:39 amONT - ATH
2 stops19h 46mUnited Airlines
Tue 1/146:35 amATH - ONT
2 stops21h 29mUnited Airlines
Deal found 11/14$653
This Delta deal was found by Cheapflights users on 11/12. 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.
Mon 12/3010:29 pmONT - BEG
2 stops28h 26mDelta
Wed 1/156:00 amBEG - ONT
2 stops25h 32mDelta
Deal found 11/12$734
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 11/143:15 pmONT - SJJ
2 stops32h 50mUnited Airlines
Thu 11/219:45 amSJJ - ONT
2 stops21h 38mUnited Airlines
Deal found 11/14$776
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.
Wed 12/410:43 amONT - ATH
2 stops18h 22mBritish Airways
Wed 12/187:55 pmATH - ONT
2 stops36h 33mBritish Airways
Deal found 11/13$788
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/47:15 amONT - ATH
2 stops21h 50mMultiple Airlines
Wed 12/187:45 amATH - ONT
3 stops24h 28mMultiple Airlines
Deal found 11/13$826
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.
Wed 12/45:25 pmONT - ATH
2 stops30h 30mDelta
Tue 12/173:25 amATH - ONT
2 stops29h 37mDelta
Deal found 11/13$854
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 11/1810:35 amONT - OTP
2 stops21h 55mUnited Airlines
Tue 11/265:20 amOTP - ONT
2 stops22h 23mUnited Airlines
Deal found 11/14$869
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 11/171:55 pmONT - BEG
2 stops25h 00mUnited Airlines
Sun 1/196:20 amBEG - ONT
2 stops23h 31mUnited Airlines
Deal found 11/13$907
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/152:53 pmONT - OTP
2 stops22h 32mBritish Airways
Mon 11/258:05 amOTP - ONT
2 stops23h 57mBritish Airways
Deal found 11/14$993
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/172:53 pmONT - ATH
2 stops38h 22mIberia
Mon 9/18:15 pmATH - ONT
2 stops37h 14mIberia
Deal found 11/13$1,053
This United 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/510:35 amONT - ZAG
2 stops18h 00mMultiple Airlines
Thu 12/196:25 amZAG - ONT
2 stops20h 28mMultiple Airlines
Deal found 11/14$1,206
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/307:00 amONT - OTP
3 stops31h 30mMultiple Airlines
Tue 1/145:30 amOTP - ONT
3 stops27h 02mMultiple Airlines
Deal found 11/14$1,230

Find flights from Ontario to Southeast Europe within your budget

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

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Sun 2/9

10:39 am-6:40 pm

2 stops22h 01m

Bucharest Otopeni Intl

Thu 2/20

6:00 am-6:31 pm

2 stops22h 31m

$543

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Tue 2/11

10:39 am-1:05 pm

2 stops17h 26m

Belgrade Nikola Tesla

Tue 2/25

6:30 am-8:40 pm

2 stops23h 10m

$607

OntarioAthens

ONT - ATH

ONTATH

Ontario

Wed 2/5

7:00 am-6:35 pm

2 stops25h 35m

Athens Eleftherios V.

Tue 2/18

7:45 am-9:02 pm

2 stops23h 17m

$609

OntarioAthens

ONT - ATH

ONTATH

Ontario

Tue 2/11

10:39 am-4:25 pm

2 stops19h 46m

Athens Eleftherios V.

Tue 2/25

7:05 am-8:40 pm

2 stops23h 35m

$617

OntarioAthens

ONT - ATH

ONTATH

Ontario

Wed 2/5

6:00 am-1:45 pm

2 stops21h 45m

Athens Eleftherios V.

Mon 2/17

3:25 am-11:55 pm

2 stops30h 30m

$631

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Wed 2/12

5:10 am-12:55 pm

3 stops22h 45m

Belgrade Nikola Tesla

Sun 2/23

6:20 am-8:55 pm

3 stops23h 35m

$668

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Wed 2/12

2:44 pm-11:30 pm

2 stops22h 46m

Bucharest Otopeni Intl

Wed 2/26

8:05 am-10:00 pm

2 stops23h 55m

$698

OntarioAthens

ONT - ATH

ONTATH

Ontario

Tue 3/18

8:52 am-6:55 pm

2 stops25h 03m

Athens Eleftherios V.

Thu 3/27

4:10 pm-5:58 pm

2 stops34h 48m

$711

OntarioAthens

ONT - ATH

ONTATH

Ontario

Sun 4/13

12:53 pm-7:55 pm

2 stops21h 02m

Athens Eleftherios V.

Mon 4/28

8:45 pm-8:03 pm

2 stops33h 18m

$712

OntarioBelgrade

ONT - BEG

ONTBEG

Ontario

Mon 12/30

10:29 pm-11:55 am

2 stops28h 26m

Belgrade Nikola Tesla

Wed 1/15

6:00 am-10:32 pm

2 stops25h 32m

$734

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 43 results
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Best time to book a flight from Ontario to Southeast Europe

Have a flexible travel schedule? Discover the best time to fly to Southeast 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 Southeast Europe

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

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

Currently, December is the cheapest month in which you can book a flight from Ontario to Southeast Europe (average of $585). Flying from Ontario to Southeast Europe in June is currently the most expensive (average of $1,427). 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 YMH?

Find hourly flight availability from Ontario to Southeast Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 14, 2024.

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

Rainfall in Southeast Europe by month

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

In terms of precipitation, rainfall in Southeast Europe ranges from 0.2 - 2.5 inches per month. December is typically the wettest month, when rainfall can reach 2.5 in. June is typically the driest time to visit Southeast Europe when rainfall is around 0.2 in.

Temperature in Southeast Europe by month

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

If weather is an important factor for your trip to Southeast 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing Southeast Europe

Get insights into the airlines that provide service to Southeast 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 Southeast Europe. Reviews last updated November 14, 2024.
To help decide which airline to fly from Ontario to Southeast Europe, see what other customers have to say about United Airlines, Iberia and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,788 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,788 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Southeast 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 Southeast 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 Southeast Europe.

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

    The cheapest airlines for a one-way flight from Ontario to Southeast Europe are British Airways ($433), United Airlines ($470), and KLM ($510).

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

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

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Ontario to Southeast Europe (average of $585). Flying from Ontario to Southeast Europe in June is currently the most expensive (average of $1,427). 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 Ontario to Southeast Europe

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Ontario to Southeast Europe

Discover the top 5 airlines that operate flights from Ontario to Southeast 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 2,752,363 searches. Data last updated November 14, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$504Average$819FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$552Average$902FlexibilityNo cancel feeOn-time71%
DeltaCheapest$562Average$804FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$564Average$871FlexibilityNo cancel feeOn-time69%
KLMCheapest$618Average$1,225FlexibilityNo cancel feeOn-time75%
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