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Cheap flights from Ontario to Southeast Europe from C$ 386

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 22/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ATH
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Southeast Europe

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Southeast Europe
Explore the most affordable flight options available from Ontario to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 January 2026.

Tue 14/45:00 p.m.
YUL
-
OTP
1 stop15h 50m
Multiple Airlines
Thu 23/47:00 a.m.
OTP
-
YUL
1 stop16h 55m
Multiple Airlines
Deal found 27/1C$ 728
Wed 4/25:00 p.m.
YUL
-
OTP
1 stop12h 05m
Delta
Wed 25/26:00 a.m.
OTP
-
YUL
1 stop18h 20m
Delta
Deal found 26/1C$ 729
Mon 2/27:05 p.m.
YUL
-
OTP
1 stop13h 45m
Air France
Sun 8/26:05 a.m.
OTP
-
YUL
1 stop16h 15m
Air France
Deal found 26/1C$ 730
Tue 3/25:00 p.m.
YUL
-
OTP
1 stop22h 50m
Delta
Tue 17/21:55 p.m.
OTP
-
YUL
1 stop34h 25m
Delta
Deal found 27/1C$ 732
Thu 19/36:00 p.m.
YUL
-
OTP
1 stop12h 05m
Delta
Wed 1/47:05 a.m.
OTP
-
YUL
1 stop16h 50m
Delta
Deal found 29/1C$ 733
Tue 3/28:40 p.m.
YUL
-
OTP
1 stop19h 15m
American Airlines
Fri 20/28:00 a.m.
OTP
-
YUL
1 stop17h 45m
American Airlines
Deal found 27/1C$ 734
Wed 11/25:00 p.m.
YUL
-
OTP
1 stop12h 05m
Delta
Wed 18/26:00 a.m.
OTP
-
YUL
1 stop18h 20m
Delta
Deal found 29/1C$ 736
Tue 14/47:00 p.m.
YUL
-
OTP
1 stop20h 50m
Air France
Thu 23/46:00 a.m.
OTP
-
YUL
1 stop16h 00m
Air France
Deal found 28/1C$ 739
Wed 8/45:00 p.m.
YUL
-
OTP
1 stop12h 45m
Delta
Wed 6/56:00 a.m.
OTP
-
YUL
1 stop13h 00m
Delta
Deal found 28/1C$ 740
Mon 9/28:40 p.m.
YUL
-
OTP
1 stop11h 50m
British Airways
Mon 16/28:25 p.m.
OTP
-
YUL
1 stop29h 20m
British Airways
Deal found 27/1C$ 741
Sun 26/46:50 p.m.
YUL
-
OTP
1 stop15h 30m
Multiple Airlines
Sun 10/58:40 a.m.
OTP
-
YUL
1 stop13h 20m
Multiple Airlines
Deal found 27/1C$ 745
Wed 25/25:00 p.m.
YYZ
-
ATH
2 stops18h 45m
Multiple Airlines
Wed 4/39:55 p.m.
ATH
-
YYZ
2 stops23h 15m
Multiple Airlines
Deal found 28/1C$ 752

Find flight deals from Ontario to Southeast Europe

Keep the following information in mind while searching for Ontario to Southeast Europe flight deals. Data was last updated 29 January 2026.

Round-trip from

C$ 728

One-way from

C$ 386

Popular in

December

Cheapest in

January

Average price

C$ 946
KLM
  • KLM
  • 14/4-23/4
  • 2 total stops
  • 32h 45m total
  • Ontario to Southeast Europe
Search Deals
22/3
  • 22/3
  • 2 total stops
  • 40h 30m total
  • Ontario to Southeast Europe
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 64 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Southeast Europe 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 29 January 2026.
Use the filters below to find and compare flights from Ontario to Southeast Europe that are best for you.

Fly from

Ontario

Fly to

Southeast Europe

Route

Depart

Return

Price

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

8:05 p.m.-10:50 p.m.

1 stop20h 45m

Bucharest Otopeni Intl

Wed 8/4

2:00 p.m.-4:55 p.m.

1 stop33h 55m

C$ 729

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

7:05 p.m.-10:50 p.m.

1 stop20h 45m

Bucharest Otopeni Intl

Wed 18/2

6:00 a.m.-5:20 p.m.

1 stop18h 20m

C$ 729

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

7:05 p.m.-10:50 p.m.

1 stop20h 45m

Bucharest Otopeni Intl

Tue 17/2

1:55 p.m.-5:20 p.m.

1 stop34h 25m

C$ 729

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Thu 19/3

6:00 p.m.-12:05 p.m.

1 stop12h 05m

Bucharest Otopeni Intl

Wed 1/4

7:05 a.m.-4:55 p.m.

1 stop16h 50m

C$ 733

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Wed 11/2

5:00 p.m.-12:05 p.m.

1 stop12h 05m

Bucharest Otopeni Intl

Wed 18/2

6:00 a.m.-5:20 p.m.

1 stop18h 20m

C$ 736

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

8:40 p.m.-3:30 p.m.

1 stop11h 50m

Bucharest Otopeni Intl

Mon 16/2

8:25 p.m.-6:45 p.m.

1 stop29h 20m

C$ 741

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Wed 4/3

8:40 p.m.-11:30 p.m.

1 stop19h 50m

Bucharest Otopeni Intl

Wed 25/3

3:50 p.m.-8:05 p.m.

1 stop34h 15m

C$ 741

TorontoAthens

YYZ - ATH

YYZATH

Toronto Pearson Intl

Fri 10/4

6:14 p.m.-7:50 a.m.

1 stop30h 36m

Athens Eleftherios V.

Thu 16/4

10:05 a.m.-11:08 p.m.

1 stop20h 03m

C$ 755

TorontoAthens

YYZ - ATH

YYZATH

Toronto Pearson Intl

Tue 17/3

10:15 p.m.-1:15 a.m.

1 stop21h 00m

Athens Eleftherios V.

Fri 27/3

11:50 a.m.-10:58 p.m.

1 stop17h 08m

C$ 767

TorontoAthens

YYZ - ATH

YYZATH

Toronto Pearson Intl

Mon 2/3

5:50 p.m.-1:15 a.m.

1 stop24h 25m

Athens Eleftherios V.

Mon 9/3

1:45 p.m.-4:40 p.m.

1 stop32h 55m

C$ 768

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Southeast Europe

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

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

Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Southeast Europe (average of C$ 595). Flying from Region of Ontario to Southeast Europe in December is currently the most expensive (average of C$ 867). 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Southeast Europe. 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 Southeast Europe?

    Departing from Region of Ontario to Southeast Europe will take you 20h 20m. Airlines will cover a distance of 7757 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    One-way options have recently been found by users for as low as C$ 434 on Air Transat. Other airlines that offer cheap prices include Lufthansa from C$ 448 and TAP AIR PORTUGAL from C$ 449 one-way.

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

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

  • How can I find direct flights from Ontario to Southeast Europe?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Southeast Europe 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 Southeast Europe?

    Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Southeast Europe (average of C$ 595). Flying from Region of Ontario to Southeast Europe in December is currently the most expensive (average of C$ 867). 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 Southeast Europe

See prices for flight routes from nearby airports that may be better suited for you.
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Pierre Elliott Trudeau Intl to Charles de Gaulle flights
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Top 10 airlines flying from Ontario to Southeast Europe

Discover the top 10 airlines that operate flights from Ontario to Southeast Europe. 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 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapestC$ 56AverageC$ 134FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
IberiaCheapestC$ 592AverageC$ 802FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Scandinavian AirlinesCheapestC$ 642AverageC$ 1,016FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
American AirlinesCheapestC$ 671AverageC$ 992FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
SWISSCheapestC$ 694AverageC$ 1,334FlexibilityNo cancel feeOn-time79%
Search SWISS flights
DeltaCheapestC$ 727AverageC$ 990FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Porter AirlinesCheapestC$ 770AverageC$ 1,057FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
CondorCheapestC$ 800AverageC$ 1,183FlexibilityNo cancel feeOn-time76%
Search Condor flights
IcelandairCheapestC$ 804AverageC$ 923FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Austrian AirlinesCheapestC$ 807AverageC$ 1,302FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines 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 Southeast Europe?

Cheapflights makes it easy to find Ontario to Southeast Europe flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Southeast Europe from Ontario.

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

Certainly. Search results for flights to Southeast Europe from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

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

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