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Cheap flights from Greece to Ontario from C$ 425

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 25/6. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — YYZ
14 Jul — 21 Jul1
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 14 June 2026.

Mon 22/63:00 p.m.
ATH
-
YYZ
Nonstop10h 50m
Air Transat
Wed 8/77:10 p.m.
YYZ
-
ATH
1 stop31h 15m
Air Transat
Deal found 12/6C$ 709
Sat 27/63:00 p.m.
ATH
-
YYZ
Nonstop10h 50m
Air Transat
Wed 8/76:00 p.m.
YYZ
-
ATH
1 stop32h 25m
Air Transat
Deal found 11/6C$ 737
Wed 1/711:25 a.m.
ATH
-
YTZ
1 stop33h 48m
Air Transat
Wed 8/74:55 p.m.
YTZ
-
ATH
1 stop33h 30m
Air Transat
Deal found 11/6C$ 741
Thu 2/73:00 p.m.
ATH
-
YYZ
Nonstop10h 50m
Air Transat
Sun 19/77:45 p.m.
YYZ
-
ATH
Nonstop9h 35m
Air Transat
Deal found 13/6C$ 750
Mon 22/63:00 p.m.
ATH
-
YYZ
Nonstop10h 50m
Air Transat
Mon 6/77:45 p.m.
YYZ
-
ATH
Nonstop9h 35m
Air Transat
Deal found 9/6C$ 758
Wed 1/711:25 a.m.
ATH
-
YYZ
1 stop14h 03m
Air Transat
Mon 3/87:45 p.m.
YYZ
-
ATH
Nonstop9h 35m
Air Transat
Deal found 11/6C$ 769
Fri 19/611:25 a.m.
ATH
-
YTZ
1 stop29h 00m
Air Transat
Sun 5/76:55 p.m.
YTZ
-
ATH
1 stop31h 30m
Air Transat
Deal found 11/6C$ 776
Tue 30/63:00 p.m.
ATH
-
YYZ
Nonstop10h 50m
Air Transat
Mon 3/87:45 p.m.
YYZ
-
ATH
Nonstop9h 35m
Air Transat
Deal found 11/6C$ 780
Wed 2/911:25 a.m.
ATH
-
YUL
Nonstop10h 15m
Air Transat
Tue 22/95:20 p.m.
YUL
-
ATH
Nonstop9h 05m
Air Transat
Deal found 9/6C$ 859
Sun 28/68:05 p.m.
SKG
-
YYZ
1 stop28h 55m
Multiple Airlines
Sun 13/99:55 p.m.
YYZ
-
SKG
2 stops44h 05m
Multiple Airlines
Deal found 12/6C$ 863
Mon 31/83:00 p.m.
ATH
-
YUL
1 stop35h 32m
Air Transat
Fri 18/95:00 p.m.
YUL
-
ATH
1 stop12h 20m
Air Transat
Deal found 10/6C$ 863
Fri 3/711:25 a.m.
ATH
-
YUL
Nonstop10h 15m
Air Transat
Thu 9/75:20 p.m.
YUL
-
ATH
Nonstop9h 05m
Air Transat
Deal found 10/6C$ 867

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 14 June 2026.

Round-trip from

C$ 737

One-way from

C$ 425

Popular in

March

Cheapest in

July

Average price

C$ 1,071

Good round-trip deal

C$ 823 or less

Good one-way deal

C$ 549 or less
Air Transat
  • Air Transat
  • 27/6-8/7
  • 1 total stop
  • 43h 15m total
  • Greece to Ontario
Search Deals
25/6
  • 25/6
  • 2 total stops
  • 49h 05m total
  • Greece to Ontario
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 34 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 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 14 June 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

AthensToronto

ATH - YYZ

ATHYYZ

Athens Eleftherios V.

Sat 27/6

3:00 p.m.-6:50 p.m.

Nonstop10h 50m

Toronto Pearson Intl

Mon 13/7

7:45 p.m.-12:20 p.m.

Nonstop9h 35m

C$ 815

AthensToronto

ATH - YTZ

ATHYTZ

Athens Eleftherios V.

Wed 22/7

11:25 a.m.-8:13 p.m.

1 stop15h 48m

Toronto Island

Tue 28/7

8:25 a.m.-9:25 a.m.

1 stop18h 00m

C$ 912

AthensMontreal

ATH - YUL

ATHYUL

Athens Eleftherios V.

Tue 14/7

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

Nonstop10h 15m

Montreal Pierre Elliott Trudeau Intl

Mon 20/7

2:35 p.m.-12:20 p.m.

1 stop14h 45m

C$ 957

AthensToronto

ATH - YYZ

ATHYYZ

Athens Eleftherios V.

Thu 23/7

3:00 p.m.-6:50 p.m.

Nonstop10h 50m

Toronto Pearson Intl

Thu 20/8

11:05 p.m.-7:55 p.m.

2 stops37h 50m

C$ 1,034

AthensToronto

ATH - YYZ

ATHYYZ

Athens Eleftherios V.

Fri 11/9

7:50 a.m.-10:57 p.m.

2 stops22h 07m

Toronto Pearson Intl

Tue 29/9

5:10 p.m.-1:10 p.m.

1 stop13h 00m

C$ 1,076

ThessalonikiToronto

SKG - YYZ

SKGYYZ

Thessaloniki Makedonia

Tue 15/9

12:25 p.m.-8:10 p.m.

1 stop14h 45m

Toronto Pearson Intl

Thu 1/10

6:05 p.m.-2:25 p.m.

1 stop13h 20m

C$ 1,104

AthensToronto

ATH - YYZ

ATHYYZ

Athens Eleftherios V.

Fri 11/9

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

1 stop25h 35m

Toronto Pearson Intl

Tue 29/9

5:00 p.m.-12:45 a.m.

1 stop24h 45m

C$ 1,106

AthensToronto

ATH - YYZ

ATHYYZ

Athens Eleftherios V.

Thu 20/8

5:25 p.m.-1:20 p.m.

1 stop26h 55m

Toronto Pearson Intl

Sun 20/9

4:45 p.m.-1:15 a.m.

1 stop25h 30m

C$ 1,111

ThessalonikiToronto

SKG - YYZ

SKGYYZ

Thessaloniki Makedonia

Thu 13/8

7:40 a.m.-6:50 p.m.

1 stop18h 10m

Toronto Pearson Intl

Mon 31/8

7:45 p.m.-9:05 p.m.

1 stop18h 20m

C$ 1,132

AthensMontreal

ATH - YUL

ATHYUL

Athens Eleftherios V.

Wed 1/7

6:00 a.m.-4:55 p.m.

1 stop17h 55m

Montreal Pierre Elliott Trudeau Intl

Thu 9/7

10:20 p.m.-11:00 p.m.

1 stop17h 40m

C$ 1,134

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/6

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

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

Currently, September is the cheapest month in which you can book a flight from Greece to Region of Ontario (average of C$ 617). Flying from Greece to Region of Ontario in January is currently the most expensive (average of C$ 871). 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 14 June 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.

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

Booking 76 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.

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 14 June 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
555 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.8

Boarding

7.9

Crew

8.5

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
555 reviews
Air Transat
7.8
Good
555 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.8

Boarding

7.9

Crew

8.5

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
1,198 reviews
Air Transat
7.8
Good
555 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.8

Boarding

7.9

Crew

8.5

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
4,411 reviews
Air Transat
7.8
Good
555 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.8

Boarding

7.9

Crew

8.5

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
11,176 reviews
Air Transat
7.8
Good
555 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.8

Boarding

7.9

Crew

8.5

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
8,057 reviews
Air Transat
7.8
Good
555 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.8

Boarding

7.9

Crew

8.5

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 50m. Air Transat provides one of the quickest options available for as low as C$ 815. The distance between Greece and Region of Ontario is about 8122 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$ 460 on Air Serbia. Other airlines that offer cheap prices include Iberia from C$ 468 and Air Transat from C$ 497 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, September is the cheapest month in which you can book a flight from Greece to Region of Ontario (average of C$ 617). Flying from Greece to Region of Ontario in January is currently the most expensive (average of C$ 871). 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 14 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapestC$ 693AverageC$ 938FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
British AirwaysCheapestC$ 699AverageC$ 1,404FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air TransatCheapestC$ 719AverageC$ 938FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
LOTCheapestC$ 735AverageC$ 1,126FlexibilityNo cancel feeOn-time81%
Search LOT flights
Turkish AirlinesCheapestC$ 863AverageC$ 888FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air CanadaCheapestC$ 922AverageC$ 1,149FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 986AverageC$ 1,221FlexibilityNo 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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