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Cheap flights from Ontario to Greece from C$ 351

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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ATH
12 Jul — 19 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Greece

Enter your travel dates to find the best prices.

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 12 June 2026.

Wed 19/810:15 p.m.
YYZ
-
CFU
1 stop17h 20m
Multiple Airlines
Thu 3/92:00 p.m.
CFU
-
YYZ
2 stops30h 20m
Multiple Airlines
Deal found 8/6C$ 802
Wed 23/911:00 p.m.
YUL
-
HER
1 stop17h 30m
Multiple Airlines
Wed 14/107:20 a.m.
HER
-
YUL
1 stop20h 40m
Multiple Airlines
Deal found 10/6C$ 824
Mon 14/911:00 p.m.
YUL
-
HER
1 stop17h 30m
Multiple Airlines
Mon 28/97:15 a.m.
HER
-
YUL
1 stop20h 45m
Multiple Airlines
Deal found 11/6C$ 844
Wed 19/810:15 p.m.
YYZ
-
CFU
1 stop17h 20m
Multiple Airlines
Sun 30/812:10 a.m.
CFU
-
YYZ
2 stops44h 10m
Multiple Airlines
Deal found 8/6C$ 845
Wed 10/66:45 a.m.
YUL
-
HER
2 stops33h 35m
Multiple Airlines
Wed 17/67:20 a.m.
HER
-
YUL
1 stop20h 40m
Multiple Airlines
Deal found 9/6C$ 858
Sun 20/911:00 p.m.
YUL
-
HER
1 stop17h 20m
Multiple Airlines
Mon 12/107:15 a.m.
HER
-
YUL
1 stop20h 45m
Multiple Airlines
Deal found 11/6C$ 872
Sat 22/810:15 p.m.
YYZ
-
CFU
1 stop15h 20m
Multiple Airlines
Sat 29/812:45 a.m.
CFU
-
YYZ
2 stops43h 35m
Multiple Airlines
Deal found 11/6C$ 873
Wed 19/810:15 p.m.
YYZ
-
CFU
1 stop17h 20m
Multiple Airlines
Thu 3/912:05 a.m.
CFU
-
YYZ
2 stops20h 15m
Multiple Airlines
Deal found 8/6C$ 876
Mon 17/810:15 p.m.
YYZ
-
CFU
1 stop16h 15m
Multiple Airlines
Sat 29/812:45 a.m.
CFU
-
YYZ
2 stops43h 35m
Multiple Airlines
Deal found 11/6C$ 881
Wed 30/911:00 p.m.
YUL
-
HER
1 stop17h 30m
Multiple Airlines
Sat 10/107:15 a.m.
HER
-
YUL
1 stop20h 45m
Multiple Airlines
Deal found 8/6C$ 881
Wed 10/66:45 a.m.
YUL
-
CFU
2 stops32h 50m
Multiple Airlines
Mon 15/612:00 a.m.
CFU
-
YUL
1 stop22h 20m
Multiple Airlines
Deal found 8/6C$ 888
Wed 2/910:00 p.m.
YUL
-
SKG
1 stop33h 25m
British Airways
Mon 21/91:20 p.m.
SKG
-
YUL
1 stop13h 55m
British Airways
Deal found 9/6C$ 895

Find flight deals from Ontario to Greece

Keep the following information in mind while searching for Ontario to Greece flight deals. Data was last updated 12 June 2026.

Round-trip from

C$ 802

One-way from

C$ 351

Popular in

December

Cheapest in

February

Average price

C$ 1,210

Good round-trip deal

C$ 1,098 or less

Good one-way deal

C$ 668 or less
19/8-3/9
  • 19/8-3/9
  • 3 total stops
  • 47h 40m total
  • Ontario to Greece
Search Deals
6/7
  • 6/7
  • 3 total stops
  • 43h 05m total
  • Ontario to Greece
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 75 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Ontario to Greece.
Search Deals
Price to beat on a one-way flight from Ontario to Greece.
Search Deals

Cheapflights Fare Finder

 
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 629,999 searches. Data last updated 12 June 2026.
Use the filters below to find and compare flights from Ontario to Greece that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealThessaloniki

YUL - SKG

YULSKG

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

10:00 p.m.-12:25 p.m.

1 stop31h 25m

Thessaloniki Makedonia

Sat 19/9

12:15 p.m.-8:15 p.m.

1 stop15h 00m

C$ 895

MontrealThessaloniki

YUL - SKG

YULSKG

Montreal Pierre Elliott Trudeau Intl

Thu 3/9

10:00 p.m.-11:25 a.m.

1 stop30h 25m

Thessaloniki Makedonia

Sun 20/9

5:55 p.m.-8:15 p.m.

1 stop33h 20m

C$ 895

MontrealHeraklion

YUL - HER

YULHER

Montreal Pierre Elliott Trudeau Intl

Tue 22/9

11:25 p.m.-10:40 p.m.

1 stop16h 15m

Heraklion N. Kazantzakis Apt.

Wed 14/10

11:30 p.m.-4:15 p.m.

1 stop23h 45m

C$ 936

MontrealHeraklion

YUL - HER

YULHER

Montreal Pierre Elliott Trudeau Intl

Tue 22/9

6:50 p.m.-11:10 a.m.

1 stop33h 20m

Heraklion N. Kazantzakis Apt.

Sat 3/10

9:05 p.m.-4:55 p.m.

1 stop26h 50m

C$ 985

MontrealHeraklion

YUL - HER

YULHER

Montreal Pierre Elliott Trudeau Intl

Sat 12/9

6:50 p.m.-10:05 a.m.

1 stop32h 15m

Heraklion N. Kazantzakis Apt.

Sat 26/9

6:55 p.m.-12:00 p.m.

1 stop24h 05m

C$ 1,013

MontrealHeraklion

YUL - HER

YULHER

Montreal Pierre Elliott Trudeau Intl

Tue 8/9

7:00 p.m.-8:40 p.m.

2 stops18h 40m

Heraklion N. Kazantzakis Apt.

Wed 16/9

9:40 p.m.-4:55 p.m.

1 stop26h 15m

C$ 1,021

MontrealHeraklion

YUL - HER

YULHER

Montreal Pierre Elliott Trudeau Intl

Mon 7/9

7:00 p.m.-9:00 p.m.

2 stops19h 00m

Heraklion N. Kazantzakis Apt.

Mon 14/9

9:15 p.m.-4:55 p.m.

1 stop26h 40m

C$ 1,022

MontrealHeraklion

YUL - HER

YULHER

Montreal Pierre Elliott Trudeau Intl

Mon 7/9

10:00 p.m.-3:30 p.m.

1 stop34h 30m

Heraklion N. Kazantzakis Apt.

Sat 19/9

6:25 p.m.-8:15 p.m.

1 stop32h 50m

C$ 1,031

MontrealHeraklion

YUL - HER

YULHER

Montreal Pierre Elliott Trudeau Intl

Sat 12/9

10:00 p.m.-2:05 p.m.

1 stop33h 05m

Heraklion N. Kazantzakis Apt.

Sun 27/9

5:40 p.m.-8:15 p.m.

1 stop33h 35m

C$ 1,031

TorontoAthens

YTZ - ATH

YTZATH

Toronto Island

Sun 22/11

12:15 p.m.-1:25 a.m.

2 stops30h 10m

Athens Eleftherios V.

Sun 29/11

12:50 p.m.-10:06 a.m.

2 stops28h 16m

C$ 1,035

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Greece

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

Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Greece (average of C$ 426). Flying from Region of Ontario to Greece in August is currently the most expensive (average of C$ 1,359). 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 ON 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 12 June 2026.

When flying from Region of Ontario to Greece, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How far ahead should I book a flight from Region of Ontario to Greece?

To ensure you get the cheapest price possible for a flight from Region of Ontario to Greece, you should look to book at least 86 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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.

  • How long is the flight from Region of Ontario to Greece?

    Airlines like British Airways, KLM, and United Airlines fly from Region of Ontario to Greece in about 30h 10m. The time it takes to get you to your destination can typically vary by up to 3h 10m. The distance between Region of Ontario and Greece is about 8111 km. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from Region of Ontario to Greece are Lufthansa (C$ 357), Air Transat (C$ 441), and Air Canada (C$ 468).

  • 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 Region of Ontario to Greece?

    Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Greece (average of C$ 426). Flying from Region of Ontario to Greece in August is currently the most expensive (average of C$ 1,359). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to Greece

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Ontario to Greece

Discover the top 10 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 629,999 searches. Data last updated 12 June 2026.
AirlineCheapestAverageFlexibilityOn-time
ITA AirwaysCheapestC$ 101AverageC$ 1,104FlexibilityNo cancel feeOn-time81%
Search ITA Airways flights
Aer LingusCheapestC$ 441AverageC$ 586FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Aegean AirlinesCheapestC$ 559AverageC$ 1,964FlexibilityNo cancel feeOn-time87%
Search Aegean Airlines flights
American AirlinesCheapestC$ 691AverageC$ 810FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapestC$ 724AverageC$ 974FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
IberiaCheapestC$ 728AverageC$ 820FlexibilityNo cancel feeOn-time77%
Search Iberia flights
KLMCheapestC$ 755AverageC$ 1,209FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapestC$ 778AverageC$ 1,144FlexibilityNo cancel feeOn-time77%
Search Air France flights
Scandinavian AirlinesCheapestC$ 797AverageC$ 1,058FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
British AirwaysCheapestC$ 812AverageC$ 1,208FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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 Ontario to Greece?

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 Greece from Ontario today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Ontario to Greece by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Greece, users can toggle the no change fees filter when performing a flight search.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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