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Cheap flights from Athens 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 Athens to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Athens to Ontario
Explore the most affordable flight options available from Athens 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
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
Wed 2/911:25 a.m.
ATH
-
YTZ
1 stop31h 35m
Air Transat
Sat 26/98:25 a.m.
YTZ
-
ATH
1 stop18h 00m
Air Transat
Deal found 11/6C$ 878

Find flight deals from Athens to Ontario

Keep the following information in mind while searching for Athens 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
  • Athens to Ontario
Search Deals
25/6
  • 25/6
  • 2 total stops
  • 49h 05m total
  • Athens 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 Athens Eleftherios V. to Ontario.
Search Deals
Price to beat on a one-way flight from Athens Eleftherios V. to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Athens 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 Athens to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AthensToronto

ATH - YTZ

ATHYTZ

Athens Eleftherios V.

Wed 24/6

11:25 a.m.-2:15 p.m.

1 stop33h 50m

Toronto Island

Sun 28/6

4:55 p.m.-9:25 a.m.

1 stop33h 30m

C$ 939

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 - YTZ

ATHYTZ

Athens Eleftherios V.

Thu 25/6

6:35 a.m.-7:55 a.m.

2 stops32h 20m

Toronto Island

Sun 28/6

10:55 a.m.-6:15 p.m.

2 stops24h 20m

C$ 1,077

AthensToronto

ATH - YTZ

ATHYTZ

Athens Eleftherios V.

Sun 9/8

11:25 a.m.-12:00 p.m.

1 stop31h 35m

Toronto Island

Thu 20/8

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

1 stop18h 00m

C$ 1,085

AthensToronto

ATH - YYZ

ATHYYZ

Athens Eleftherios V.

Thu 27/8

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

1 stop15h 00m

Toronto Pearson Intl

Mon 7/9

5:00 p.m.-11:20 a.m.

1 stop11h 20m

C$ 1,105

AthensToronto

ATH - YYZ

ATHYYZ

Athens Eleftherios V.

Thu 27/8

6:00 a.m.-7:55 p.m.

1 stop20h 55m

Toronto Pearson Intl

Mon 7/9

9:55 p.m.-4:30 p.m.

1 stop11h 35m

C$ 1,108

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$ 1,109

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

AthensToronto

ATH - YTZ

ATHYTZ

Athens Eleftherios V.

Wed 1/7

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

1 stop15h 48m

Toronto Island

Fri 31/7

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

1 stop31h 30m

C$ 1,136

AthensMontreal

ATH - YUL

ATHYUL

Athens Eleftherios V.

Wed 1/7

7:00 p.m.-8:15 p.m.

1 stop32h 15m

Montreal Pierre Elliott Trudeau Intl

Tue 14/7

10:00 p.m.-7:05 p.m.

1 stop14h 05m

C$ 1,147

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

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

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

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

Currently, September is the cheapest month in which you can book a flight from Athens to Region of Ontario (average of C$ 617). Flying from Athens to Region of Ontario in February is currently the most expensive (average of C$ 927). 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 ATH to ON?

Find hourly flight availability from Athens 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.

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

How much does it cost to fly round-trip from Athens to Region of Ontario?

How far ahead should I book a flight from Athens 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 Athens 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.
Read reviews from past customers who have flown Air Transat,LOT, andTurkish Airlines from Athens to Ontario. 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 Athens to Ontario. 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 Athens to Ontario?

    Athens Eleftherios V. (ATH) is the airport you will fly out of if you book a flight from Athens to Ontario. It is only a 19.7 km journey to Eleftherios V. (ATH) from Athens’s city centre.

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

    For as low as C$ 1,105, Air Transat can have you in Region of Ontario from Athens in 15h. The distance from Athens to Region of Ontario is about 8122 km. This flight may include one or multiple stops.

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

    The cheapest airline one-way is Air Serbia, with whom users have recently found tickets for as low as C$ 460. However, be on the lookout for offers from Iberia and Air Transat, as they are both options that can get you from Athens to Region of Ontario for a low price.

  • What are the most popular routes from Athens to Region of Ontario?

    When deciding which route to take from Athens to Region of Ontario consider Athens Eleftherios V. - Toronto Pearson Intl, Athens Eleftherios V. - Toronto Island or Athens Eleftherios V. - Montreal Pierre Elliott Trudeau Intl as they are the most popular.

  • What are the most reliable airlines from Athens to Region of Ontario?

    The top 3 most reliable airlines when flying from Athens to Region of Ontario are Porter Airlines (100%), Air Transat (100%) and Air Canada (82%).

  • What are the cheapest flights from Athens to Region of Ontario?

    While on average a flight from Athens to Region of Ontario is generally C$ 964, our data shows the cheapest flight currently is C$ 542. When looking at the most popular route, (Athens Eleftherios V. - Toronto Pearson Intl), you can expect to pay C$ 814 for that flight.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Athens to Region of Ontario (average of C$ 617). Flying from Athens to Region of Ontario in February is currently the most expensive (average of C$ 927). 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 7 airlines flying from Athens to Ontario

Discover the top 7 airlines that operate flights from Athens 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$ 1,096FlexibilityNo 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 Athens to Ontario?

When you search for this flight from Athens to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Athens to Ontario.

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

Yes, we can. To see specific flights from Athens to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from Athens to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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