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Cheap flights from Greece to Ontario from C$ 368

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 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — YYZ
30 May — 6 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Greece to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Greece to Ontario
Explore the most affordable flight options available from Greece to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2026.

Sun 3/511:25 a.m.
ATH
-
YUL
Nonstop10h 15m
Air Transat
Sat 16/55:20 p.m.
YUL
-
ATH
Nonstop9h 05m
Air Transat
Deal found 28/4C$ 728
Sun 17/511:25 a.m.
ATH
-
YUL
Nonstop10h 15m
Air Transat
Sat 30/55:20 p.m.
YUL
-
ATH
Nonstop9h 05m
Air Transat
Deal found 25/4C$ 746
Sat 9/53:00 p.m.
ATH
-
YUL
1 stop35h 32m
Air Transat
Sat 16/55:20 p.m.
YUL
-
ATH
Nonstop9h 05m
Air Transat
Deal found 27/4C$ 777
Sat 16/53:00 p.m.
ATH
-
YUL
1 stop16h 37m
Air Transat
Thu 28/55:20 p.m.
YUL
-
ATH
Nonstop9h 05m
Air Transat
Deal found 28/4C$ 780
Sun 3/512:10 p.m.
SKG
-
YYZ
1 stop32h 10m
Multiple Airlines
Sun 10/57:15 p.m.
YYZ
-
SKG
2 stops30h 45m
Multiple Airlines
Deal found 26/4C$ 882
Wed 6/54:00 p.m.
ATH
-
YYZ
3 stops36h 45m
Multiple Airlines
Tue 19/59:55 p.m.
YYZ
-
ATH
2 stops18h 45m
Multiple Airlines
Deal found 29/4C$ 899
Wed 13/510:50 p.m.
SKG
-
YYZ
1 stop21h 30m
Multiple Airlines
Sun 17/59:55 p.m.
YYZ
-
SKG
2 stops33h 20m
Multiple Airlines
Deal found 27/4C$ 913
Mon 1/63:00 p.m.
ATH
-
YYZ
Nonstop10h 50m
Multiple Airlines
Mon 15/610:55 p.m.
YYZ
-
ATH
3 stops51h 20m
Multiple Airlines
Deal found 29/4C$ 913
Sat 16/53:00 p.m.
ATH
-
YYZ
Nonstop10h 50m
Multiple Airlines
Sun 31/59:55 p.m.
YYZ
-
ATH
3 stops58h 25m
Multiple Airlines
Deal found 29/4C$ 921
Tue 11/811:25 a.m.
ATH
-
YYZ
1 stop13h 15m
Air Transat
Wed 2/96:00 p.m.
YYZ
-
ATH
1 stop32h 25m
Air Transat
Deal found 29/4C$ 926
Mon 8/63:00 p.m.
ATH
-
YYZ
Nonstop10h 50m
Multiple Airlines
Tue 16/66:15 p.m.
YYZ
-
ATH
3 stops35h 05m
Multiple Airlines
Deal found 27/4C$ 932
Wed 1/711:25 a.m.
ATH
-
YYZ
1 stop17h 35m
Air Transat
Wed 15/77:45 p.m.
YYZ
-
ATH
Nonstop9h 35m
Air Transat
Deal found 28/4C$ 933

Find flight deals from Greece to Ontario

Keep the following information in mind while searching for Greece to Ontario flight deals. Data was last updated 30 April 2026.

Round-trip from

C$ 746

One-way from

C$ 368

Popular in

March

Cheapest in

July

Average price

C$ 1,101

Good round-trip deal

C$ 1,180 or less

Good one-way deal

C$ 598 or less
Air Transat
  • Air Transat
  • 17/5-30/5
  • Nonstop
  • 19h 20m total
  • Greece to Ontario
Search Deals
20/5
  • 20/5
  • 2 total stops
  • 23h 10m total
  • Greece to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 102 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Greece to Ontario.
Search Deals
Price to beat on a one-way flight from Greece to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greece 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 629,999 searches. Data last updated 30 April 2026.
Use the filters below to find and compare flights from Greece to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ThessalonikiMontreal

SKG - YUL

SKGYUL

Thessaloniki Makedonia

Fri 15/5

5:30 p.m.-2:00 p.m.

1 stop27h 30m

Montreal Pierre Elliott Trudeau Intl

Fri 22/5

11:00 p.m.-10:40 a.m.

2 stops28h 40m

C$ 960

AthensMontreal

ATH - YUL

ATHYUL

Athens Eleftherios V.

Sun 24/5

11:25 a.m.-2:40 p.m.

Nonstop10h 15m

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

6:45 a.m.-12:20 p.m.

1 stop22h 35m

C$ 1,000

ThessalonikiToronto

SKG - YYZ

SKGYYZ

Thessaloniki Makedonia

Sun 10/5

9:20 a.m.-6:00 p.m.

1 stop15h 40m

Toronto Pearson Intl

Sun 24/5

9:55 p.m.-9:00 a.m.

2 stops28h 05m

C$ 1,010

ThessalonikiToronto

SKG - YYZ

SKGYYZ

Thessaloniki Makedonia

Tue 15/9

6:25 p.m.-5:20 p.m.

1 stop29h 55m

Toronto Pearson Intl

Wed 30/9

7:20 p.m.-5:25 p.m.

1 stop15h 05m

C$ 1,011

AthensToronto

ATH - YYZ

ATHYYZ

Athens Eleftherios V.

Fri 5/6

7:30 p.m.-2:05 p.m.

1 stop25h 35m

Toronto Pearson Intl

Mon 8/6

5:00 p.m.-6:35 p.m.

1 stop18h 35m

C$ 1,034

ThessalonikiMontreal

SKG - YUL

SKGYUL

Thessaloniki Makedonia

Mon 25/5

2:15 p.m.-11:35 a.m.

1 stop28h 20m

Montreal Pierre Elliott Trudeau Intl

Sun 14/6

11:00 p.m.-8:40 p.m.

1 stop14h 40m

C$ 1,043

AthensOttawa

ATH - YOW

ATHYOW

Athens Eleftherios V.

Thu 11/6

9:00 p.m.-12:40 p.m.

1 stop22h 40m

Ottawa

Tue 16/6

2:15 p.m.-8:25 p.m.

2 stops23h 10m

C$ 1,078

AthensToronto

ATH - YYZ

ATHYYZ

Athens Eleftherios V.

Fri 11/9

6:05 a.m.-2:05 p.m.

1 stop15h 00m

Toronto Pearson Intl

Tue 29/9

5:00 p.m.-6:35 p.m.

1 stop18h 35m

C$ 1,100

AthensToronto

ATH - YTZ

ATHYTZ

Athens Eleftherios V.

Fri 21/8

11:25 a.m.-8:15 p.m.

1 stop15h 50m

Toronto Island

Fri 4/9

6:55 p.m.-9:25 a.m.

1 stop31h 30m

C$ 1,116

AthensToronto

ATH - YTZ

ATHYTZ

Athens Eleftherios V.

Sun 24/5

11:25 a.m.-8:15 p.m.

1 stop15h 50m

Toronto Island

Wed 3/6

5:00 p.m.-9:25 a.m.

1 stop33h 25m

C$ 1,121

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Greece to Ontario

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

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

Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Greece to Region of Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, July is the cheapest month in which you can book a flight from Greece to Region of Ontario (average of C$ 602). Flying from Greece to Region of Ontario in January is currently the most expensive (average of C$ 852). 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 GR to ON?

Find hourly flight availability from Greece to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2026.

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

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 30 April 2026.
See what other customers who have flown with Air Transat,LOT, andTurkish Airlines from Greece to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
543 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.3

Food

6.8

Boarding

7.9

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Transat
7.8
Good
543 reviews
Air Transat
7.8
Good
543 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.3

Food

6.8

Boarding

7.9

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
LOT
7.5
Good
1,192 reviews
Air Transat
7.8
Good
543 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.3

Food

6.8

Boarding

7.9

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Turkish Airlines
7.4
Good
4,346 reviews
Air Transat
7.8
Good
543 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.3

Food

6.8

Boarding

7.9

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Canada
7.1
Good
10,982 reviews
Air Transat
7.8
Good
543 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.3

Food

6.8

Boarding

7.9

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Lufthansa
6.8
Okay
7,962 reviews
Air Transat
7.8
Good
543 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.3

Food

6.8

Boarding

7.9

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.

Related info for your journey

Find useful and relevant information for your journey from Greece to Ontario. 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 Greece to Region of Ontario?

    A quick flight from Greece to Region of Ontario can take about 10h 15m. Air Transat provides one of the quickest options available for as low as C$ 1,000. The distance between Greece and Region of Ontario is about 7628 km. Both multi-stop and direct flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as C$ 450 on Air Serbia. Other airlines that offer cheap prices include Iberia from C$ 458 and Air Transat from C$ 492 one-way.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Greece to Region of Ontario (average of C$ 602). Flying from Greece to Region of Ontario in January is currently the most expensive (average of C$ 852). 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 Greece to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Greece to Ontario

Discover the top 7 airlines that operate flights from Greece 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 629,999 searches. Data last updated 30 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapestC$ 678AverageC$ 918FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
British AirwaysCheapestC$ 684AverageC$ 1,373FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air TransatCheapestC$ 701AverageC$ 866FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
LOTCheapestC$ 719AverageC$ 1,082FlexibilityNo cancel feeOn-time81%
Search LOT flights
Turkish AirlinesCheapestC$ 844AverageC$ 869FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air CanadaCheapestC$ 905AverageC$ 1,123FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 959AverageC$ 1,194FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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 Greece to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Greece to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Greece to Ontario 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 Greece to Ontario with no change fees?

Yes! Cheapflights helps users easily find flights from Greece to Ontario with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from Greece today and book when prices fit your budget.

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