What is the cheapest airline that flies from Ontario to Thera Santorini?

British Airways is the most popular carrier operating from Ontario to Thera Santorini

How long does it take to fly to Thera?

Flight times from Region of Ontario to Thera vary, but if you’re flying out of Toronto and flying into Thera (one of the most popular routes), then the duration is 19h 05m on average. Another popular route from Region of Ontario to Thera is flying from Ottawa to Thera, which will take roughly 21h 40m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Ontario to Thera Santorini Airport?

Prices for flights from Ontario to Thera Santorini Airport were last updated today.

How many operators does momondo search for flights from Ontario to Thera Santorini Airport?

There are 2 operators available for flights from Ontario to Thera Santorini Airport as of December 2025.

How old do you have to be to fly from Ontario to Thera Santorini Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Thera Santorini Airport.

What documentation or ID do you need to fly to Thera Santorini Airport?

The necessary travel and health documents for your Thera Santorini Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 489 Cheap Flights from Ontario to Thera in 2025/26

1 adult

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Find the cheapest flights from Ontario to Thera

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

YUL

JTR

33h 05m1 stop

5:10 p.m. - 8:15 p.m.

JTR

YUL

34h 05m1 stop

C$ 1,172British Airways

Wed, 15 Apr - Sun, 19 Apr

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

YUL

JTR

33h 05m1 stop

5:10 p.m. - 8:15 p.m.

JTR

YUL

34h 05m1 stop

C$ 1,174British Airways

Wed, 15 Apr - Sun, 19 Apr

4:55 p.m. - 7:10 p.m.

YYZ

JTR

19h 15m2 stops

7:35 p.m. - 6:30 p.m.

JTR

YYZ

29h 55m1 stop

C$ 1,201Multiple Airlines

Thu, 7 May - Sat, 16 May

4:30 p.m. - 7:10 p.m.

YYZ

JTR

19h 40m1 stop

7:35 p.m. - 6:30 p.m.

JTR

YYZ

29h 55m1 stop

C$ 1,205Multiple Airlines

Thu, 7 May - Sat, 16 May

4:55 p.m. - 7:10 p.m.

YYZ

JTR

19h 15m2 stops

9:40 p.m. - 6:08 p.m.

JTR

YYZ

27h 28m2 stops

C$ 1,206Multiple Airlines

Thu, 7 May - Sat, 16 May

12:30 p.m. - 9:10 p.m.

YTZ

JTR

25h 40m3 stops

1:15 p.m. - 5:55 p.m.

JTR

YTZ

35h 40m3 stops

C$ 1,224Multiple Airlines

Wed, 4 Feb - Wed, 11 Feb

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

YUL

JTR

33h 00m1 stop

5:05 p.m. - 8:15 p.m.

JTR

YUL

34h 10m1 stop

C$ 1,392British Airways

Sat, 4 Apr - Thu, 9 Apr

7:00 a.m. - 8:10 p.m.

YOW

JTR

30h 10m2 stops

9:20 a.m. - 10:11 p.m.

JTR

YOW

19h 51m2 stops

C$ 1,963Air Canada

Sat, 9 May - Wed, 13 May

10:45 a.m. - 2:25 p.m.

YTZ

JTR

20h 40m2 stops

9:20 a.m. - 2:22 p.m.

JTR

YTZ

36h 02m2 stops

C$ 2,000Air Canada

Sun, 3 May - Thu, 7 May

7:15 a.m. - 2:25 p.m.

YOW

JTR

24h 10m2 stops

8:25 a.m. - 7:34 p.m.

JTR

YOW

18h 09m2 stops

C$ 2,139Air Canada

Wed, 15 Apr - Sun, 19 Apr

British Airways flights from Region of Ontario to Thera

Our best British Airways deals on Region of Ontario to Thera flight tickets

British Airways

15 Apr

YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl

33h 05m

1 stop

JTR2:05 p.m.Thera Santorini

19 Apr

JTR5:10 p.m.Thera Santorini

34h 05m

1 stop

YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,172

Find similar

British Airways

15 Apr

YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl

33h 05m

1 stop

JTR2:05 p.m.Thera Santorini

19 Apr

JTR5:10 p.m.Thera Santorini

34h 05m

1 stop

YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,174

Find similar

British Airways

14 May

YYZ6:05 p.m.Toronto Pearson Intl

13h 00m

1 stop

JTR2:05 p.m.Thera Santorini

18 May

JTR2:50 p.m.Thera Santorini

32h 15m

1 stop

YYZ4:05 p.m.Toronto Pearson Intl

C$ 1,345

Find similar

Aegean Airlines flights from Region of Ontario to Thera

Our best Aegean Airlines deals on Region of Ontario to Thera flight tickets

Aegean Airlines

15 Apr

YUL6:20 p.m.Montreal Pierre Elliott Trudeau Intl

22h 55m

2 stops

JTR12:15 a.m.Thera Santorini

19 Apr

JTR8:25 a.m.Thera Santorini

37h 40m

2 stops

YUL3:05 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,841

Find similar

Aegean Airlines

15 Apr

YUL6:20 p.m.Montreal Pierre Elliott Trudeau Intl

29h 15m

2 stops

JTR6:35 a.m.Thera Santorini

19 Apr

JTR8:25 a.m.Thera Santorini

37h 40m

2 stops

YUL3:05 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,845

Find similar

Aegean Airlines

28 Feb

YYZ7:45 p.m.Toronto Pearson Intl

15h 15m

2 stops

JTR6:00 p.m.Thera Santorini

5 Mar

JTR6:00 a.m.Thera Santorini

15h 50m

2 stops

YYZ2:50 p.m.Toronto Pearson Intl

C$ 1,846

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontrealThera

YUL - JTR

YULJTR

Montreal Pierre Elliott Trudeau Intl

Wed 15/4

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

1 stop33h 05m

Thera Santorini

Sun 19/4

5:10 p.m.-8:15 p.m.

1 stop34h 05m

C$ 1,172

MontrealThera

YUL - JTR

YULJTR

Montreal Pierre Elliott Trudeau Intl

Wed 15/4

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

1 stop33h 05m

Thera Santorini

Sun 19/4

5:10 p.m.-8:15 p.m.

1 stop34h 05m

C$ 1,174

TorontoThera

YYZ - JTR

YYZJTR

Toronto Pearson Intl

Thu 7/5

4:55 p.m.-7:10 p.m.

2 stops19h 15m

Thera Santorini

Sat 16/5

7:35 p.m.-6:30 p.m.

1 stop29h 55m

C$ 1,201

TorontoThera

YYZ - JTR

YYZJTR

Toronto Pearson Intl

Thu 7/5

4:30 p.m.-7:10 p.m.

1 stop19h 40m

Thera Santorini

Sat 16/5

7:35 p.m.-6:30 p.m.

1 stop29h 55m

C$ 1,205

TorontoThera

YYZ - JTR

YYZJTR

Toronto Pearson Intl

Thu 7/5

4:55 p.m.-7:10 p.m.

2 stops19h 15m

Thera Santorini

Sat 16/5

9:40 p.m.-6:08 p.m.

2 stops27h 28m

C$ 1,206

TorontoThera

YTZ - JTR

YTZJTR

Toronto Island

Wed 4/2

12:30 p.m.-9:10 p.m.

3 stops25h 40m

Thera Santorini

Wed 11/2

1:15 p.m.-5:55 p.m.

3 stops35h 40m

C$ 1,224

MontrealThera

YUL - JTR

YULJTR

Montreal Pierre Elliott Trudeau Intl

Sat 4/4

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

1 stop33h 00m

Thera Santorini

Thu 9/4

5:05 p.m.-8:15 p.m.

1 stop34h 10m

C$ 1,392

OttawaThera

YOW - JTR

YOWJTR

Ottawa

Sat 9/5

7:00 a.m.-8:10 p.m.

2 stops30h 10m

Thera Santorini

Wed 13/5

9:20 a.m.-10:11 p.m.

2 stops19h 51m

C$ 1,963

TorontoThera

YTZ - JTR

YTZJTR

Toronto Island

Sun 3/5

10:45 a.m.-2:25 p.m.

2 stops20h 40m

Thera Santorini

Thu 7/5

9:20 a.m.-2:22 p.m.

2 stops36h 02m

C$ 2,000

OttawaThera

YOW - JTR

YOWJTR

Ottawa

Wed 15/4

7:15 a.m.-2:25 p.m.

2 stops24h 10m

Thera Santorini

Sun 19/4

8:25 a.m.-7:34 p.m.

2 stops18h 09m

C$ 2,139

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Ontario to Thera

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Thera?

The cheapest day to depart on your flight to Thera is on a Friday when prices can be found for as low as C$ 1,429. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Region of Ontario because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,704.

What is the cheapest time of day to depart on your flight to Thera?

The cheapest time of day to fly to Thera is in the morning when flights can be purchased for as low as C$ 1,286. Flights to Thera are more costly in the evening, with an average ticket price of C$ 1,551. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Region of Ontario to Thera flights?

You could potentially save up to 22% on your flight if you consider stops on a Region of Ontario to Thera flight.

Cheap Region of Ontario to Thera flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Thera

Fastest flight time	18h 55m
Direct flights	None

The fastest flight from Region of Ontario to Thera takes 18h 55m

There are no direct flights from Region of Ontario to Thera. There are no popular flight routes from Region of Ontario to Thera.

Search flight deals

When did momondo last update prices for flights from Ontario to Thera Santorini Airport?
Prices for flights from Ontario to Thera Santorini Airport were last updated today.
How many operators does momondo search for flights from Ontario to Thera Santorini Airport?
There are 2 operators available for flights from Ontario to Thera Santorini Airport as of December 2025.
How old do you have to be to fly from Ontario to Thera Santorini Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Thera Santorini Airport.
What documentation or ID do you need to fly to Thera Santorini Airport?
The necessary travel and health documents for your Thera Santorini Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Region of Ontario to Thera

Compare and see reviews for airlines that fly from Region of Ontario to Thera with momondo

Airline	Rating	Free Cancellation	Price
Air France	PriceFrom C$ 1,004	Free Cancellation	Rating 7.4 1,513 reviews		Search Air France flights
Aegean Airlines	PriceFrom C$ 1,760	Free Cancellation	Rating 8.1 835 reviews		Search Aegean Airlines flights

Oia

Imerovigli

Ios

Firostefani

Perissa

Karterados

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Thera?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Thera. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Thera with flexible booking policies on momondo?

Flights from Ontario to Thera with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ontario to Thera?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Thera from Ontario.

I’m not ready to book a flight from Ontario to Thera right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Thera now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Thera and let you know when they change.