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$440+ Cheap flights from Ontario (ONT) to Greece

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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ATH
nov. 25 — dic. 21
lun. 11/25
lun. 12/2
1 adult, Economy
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Cheap flight deals from Ontario to Greece

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Greece (GR0). 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 noviembre 20, 2024.

Find flight deals from Ontario to Greece

Cheapest flights from Ontario to Greece
Explore the most affordable flight options available from Ontario to Greece. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 20, 2024.

This United Airlines deal was found by Cheapflights users on 11/18. 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.
mar. 11/196:10 amONT - ATH
2 stops18h 00mUnited Airlines
dom. 12/87:00 amATH - ONT
2 stops20h 43mUnited Airlines
Deal found 11/18$636
This Air France deal was found by Cheapflights users on 11/19. 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.
mar. 12/36:00 amONT - ATH
2 stops21h 45mAir France
lun. 12/93:25 amATH - ONT
2 stops26h 20mAir France
Deal found 11/19$654
This United deal was found by Cheapflights users on 11/19. 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.
mar. 12/35:05 amONT - ATH
2 stops25h 20mMultiple Airlines
mar. 12/106:35 amATH - ONT
3 stops27h 23mMultiple Airlines
Deal found 11/19$728
This British Airways deal was found by Cheapflights users on 11/20. 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.
lun. 11/2510:43 amONT - ATH
2 stops26h 27mBritish Airways
lun. 12/27:35 pmATH - ONT
2 stops32h 58mBritish Airways
Deal found 11/20$742
This KAYAK deal was found by Cheapflights users on 11/19. 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.
vie. 12/1310:41 amONT - ATH
2 stops18h 34mIberia
sáb. 1/188:15 pmATH - ONT
2 stops36h 01mIberia
Deal found 11/19$1,138
This Delta deal was found by Cheapflights users on 11/19. 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.
dom. 11/2411:53 amONT - ATH
2 stops18h 42mDelta
lun. 12/23:25 amATH - ONT
2 stops23h 20mDelta
Deal found 11/19$1,607
This Turkish Airlines deal was found by Cheapflights users on 11/19. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/196:00 amONT - SKG
2 stops28h 55mMultiple Airlines
jue. 12/269:30 amSKG - ONT
2 stops24h 29mMultiple Airlines
Deal found 11/19$2,290
This KLM deal was found by Cheapflights users on 11/19. 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.
jue. 11/216:00 amONT - ATH
2 stops17h 55mKLM
sáb. 11/306:00 amATH - ONT
2 stops20h 45mKLM
Deal found 11/19$3,498

Find flights from Ontario to Greece within your budget

Customize your flight search to find flights from Ontario to Greece 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 2,629,791 searches. Data last updated noviembre 20, 2024.

Fly from

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Fly to

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Route

Depart

Return

Price

OntarioAthens

ONT - ATH

ONTATH

Ontario

mié. 2/5

7:00 am-6:35 pm

2 stops25h 35m

Athens Eleftherios V.

mar. 2/18

7:45 am-10:00 pm

2 stops24h 15m

$608

OntarioAthens

ONT - ATH

ONTATH

Ontario

mar. 2/18

10:36 am-4:25 pm

2 stops19h 49m

Athens Eleftherios V.

mar. 3/4

7:05 am-8:40 pm

2 stops23h 35m

$618

OntarioAthens

ONT - ATH

ONTATH

Ontario

sáb. 3/1

6:00 am-1:45 pm

2 stops21h 45m

Athens Eleftherios V.

vie. 3/7

3:25 am-3:25 pm

2 stops22h 00m

$630

OntarioAthens

ONT - ATH

ONTATH

Ontario

mar. 12/3

6:00 am-1:45 pm

2 stops21h 45m

Athens Eleftherios V.

lun. 12/9

3:25 am-7:45 pm

2 stops26h 20m

$654

OntarioAthens

ONT - ATH

ONTATH

Ontario

mar. 12/3

5:05 am-4:25 pm

2 stops25h 20m

Athens Eleftherios V.

mar. 12/10

6:35 am-11:58 pm

3 stops27h 23m

$728

OntarioAthens

ONT - ATH

ONTATH

Ontario

mié. 2/5

5:10 am-1:30 pm

3 stops22h 20m

Athens Eleftherios V.

mar. 2/18

6:35 am-8:55 pm

3 stops24h 20m

$789

OntarioAthens

ONT - ATH

ONTATH

Ontario

sáb. 1/11

7:00 am-3:15 pm

2 stops22h 15m

Athens Eleftherios V.

sáb. 1/25

8:15 pm-10:16 pm

2 stops36h 01m

$864

OntarioAthens

ONT - ATH

ONTATH

Ontario

mar. 4/8

7:00 am-10:50 am

1 stop17h 50m

Athens Eleftherios V.

dom. 4/20

10:30 am-10:41 pm

1 stop22h 11m

$883

OntarioAthens

ONT - ATH

ONTATH

Ontario

mié. 12/11

10:42 am-3:05 pm

2 stops18h 23m

Athens Eleftherios V.

mié. 12/25

7:45 am-10:28 pm

2 stops24h 43m

$965

OntarioThessaloniki

ONT - SKG

ONTSKG

Ontario

jue. 12/19

6:00 am-8:55 pm

2 stops28h 55m

Thessaloniki Makedonia

jue. 12/26

9:30 am-11:59 pm

2 stops24h 29m

$2,290

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 18 results
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Best time to book a flight from Ontario to Greece

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

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

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

Currently, December is the cheapest month in which you can book a flight from Ontario to Greece (average of $585). Flying from Ontario to Greece 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 GR?

Find hourly flight availability from Ontario to Greece. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 20, 2024.

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

Rainfall in Greece by month

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

In terms of precipitation, rainfall in Greece 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 Greece when rainfall is around 0.2 in.

Temperature in Greece by month

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

If weather is an important factor for your trip to Greece, 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 Greece

Get insights into the airlines that provide service to Greece. 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 Greece. Reviews last updated noviembre 20, 2024.
Peruse reviews from past customers who have flown with United Airlines, Delta and British Airways from Ontario to Greece to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

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
8,756 reviews
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

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
1,523 reviews
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

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
9,171 reviews
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

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
8,756 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

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 Greece. 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 Greece?

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

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

    $440 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on United Airlines and Iberia, with prices starting from $454 and $498, respectively.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Ontario to Greece (average of $585). Flying from Ontario to Greece 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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Top 5 airlines flying from Ontario to Greece

Discover the top 5 airlines that operate flights from Ontario to Greece. 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 2,629,791 searches. Data last updated noviembre 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$552Average$902FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$564Average$940FlexibilityNo cancel feeOn-time69%
DeltaCheapest$584Average$812FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$602Average$865FlexibilityNo cancel feeOn-time70%
KLMCheapest$618Average$1,225FlexibilityNo cancel feeOn-time75%
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