How long does it take to fly to Trieste?

Flight times vary depending on what airport in Region of Ontario you fly out of and what airport in Trieste you fly into. For example, flying from Toronto to Venice Marco Polo Airport takes 12h 07m on average. On the other hand, flying from Ottawa to Venice Marco Polo Airport takes 19h 55m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

Which airlines fly to Trieste?

Air Canada, Air Transat and Condor are the top three most popular airlines that fly to Trieste from Region of Ontario according to our data. Air Canada is the first choice among our users, with 39% of people opting to fly with this airline when travelling to Trieste. Keep in mind that there are 12 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ontario to Trieste Ronchi dei Legionari Airport?

Prices for flights from Ontario to Trieste Ronchi dei Legionari Airport refresh daily.

How many operators does momondo search for flights from Ontario to Trieste Ronchi dei Legionari Airport?

As of August 2026, there are 2 operators available to choose from for flights from Ontario to Trieste Ronchi dei Legionari Airport.

How old do you have to be to fly from Ontario to Trieste Ronchi dei Legionari 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 Trieste Ronchi dei Legionari Airport.

What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?

The travel and health documents you'll need for your trip to Trieste Ronchi dei Legionari Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Trieste Ronchi dei Legionari Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 362 Cheap Flights from Ontario to Trieste in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Trieste

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:35 p.m. - 3:25 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

11h 50m1 stop Dublin

4:25 p.m. - 1:20 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

26h 55m1 stop Dublin

C$ 753Multiple Airlines

Sat, 26 Sep - Thu, 8 Oct

5:00 p.m. - 10:55 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

23h 55m1 stop Rome Fiumicino

7:15 p.m. - 2:05 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

24h 50m1 stop Rome Fiumicino

C$ 766ITA Airways

Mon, 28 Sep - Mon, 12 Oct

5:00 p.m. - 2:30 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

15h 30m1 stop Rome Fiumicino

7:15 p.m. - 2:05 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

24h 50m1 stop Rome Fiumicino

C$ 775ITA Airways

Sat, 26 Sep - Mon, 12 Oct

5:00 p.m. - 6:30 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

19h 30m1 stop Rome Fiumicino

7:15 p.m. - 2:05 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

24h 50m1 stop Rome Fiumicino

C$ 820ITA Airways

Sun, 27 Sep - Mon, 12 Oct

9:35 p.m. - 3:25 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

11h 50m1 stop Dublin

10:15 p.m. - 3:40 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

23h 25m1 stop London Stansted

C$ 831Multiple Airlines

Sat, 26 Sep - Tue, 6 Oct

9:35 p.m. - 3:25 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

11h 50m1 stop Dublin

6:20 p.m. - 12:45 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

24h 25m1 stop London Stansted

C$ 845Multiple Airlines

Sat, 26 Sep - Fri, 9 Oct

9:35 p.m. - 4:00 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

12h 25m1 stop Dublin

10:15 p.m. - 3:40 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

23h 25m1 stop London Stansted

C$ 853Multiple Airlines

Wed, 30 Sep - Tue, 6 Oct

6:20 p.m. - 1:55 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

13h 35m1 stop Frankfurt am Main

6:15 a.m. - 7:30 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

19h 15m1 stop Frankfurt am Main

C$ 1,011Lufthansa

Mon, 28 Sep - Sat, 10 Oct

9:30 p.m. - 10:15 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

18h 45m1 stop Frankfurt am Main

6:15 a.m. - 7:30 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

19h 15m1 stop Frankfurt am Main

C$ 1,011Lufthansa

Sun, 27 Sep - Sat, 10 Oct

4:40 p.m. - 1:55 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

15h 15m1 stop Frankfurt am Main

6:10 a.m. - 12:50 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

12h 40m1 stop Frankfurt am Main

C$ 1,011Lufthansa

Mon, 28 Sep - Fri, 9 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

5:00 p.m. - 10:25 a.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

11h 25m1 stop Rome Fiumicino

6:35 a.m. - 2:05 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

13h 30m1 stop Rome Fiumicino

C$ 985ITA Airways

Tue, 18 Aug - Thu, 27 Aug

5:00 p.m. - 10:25 a.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

11h 25m1 stop Rome Fiumicino

6:35 a.m. - 2:05 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

13h 30m1 stop Rome Fiumicino

C$ 989ITA Airways

Mon, 17 Aug - Thu, 27 Aug

5:00 p.m. - 6:30 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

19h 30m1 stop Rome Fiumicino

11:15 a.m. - 2:05 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

32h 50m1 stop Rome Fiumicino

C$ 989ITA Airways

Mon, 17 Aug - Wed, 26 Aug

5:00 p.m. - 10:25 a.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

11h 25m1 stop Rome Fiumicino

11:15 a.m. - 2:05 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

32h 50m1 stop Rome Fiumicino

C$ 989ITA Airways

Tue, 18 Aug - Wed, 26 Aug

5:30 p.m. - 6:30 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

19h 00m2 stops Montreal Pierre Elliott Trudeau Intl Rome Fiumicino

6:35 a.m. - 4:00 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

15h 25m1 stop Rome Fiumicino

C$ 1,103Multiple Airlines

Tue, 18 Aug - Thu, 27 Aug

5:30 p.m. - 6:30 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

19h 00m2 stops Montreal Pierre Elliott Trudeau Intl Rome Fiumicino

6:35 a.m. - 5:35 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

17h 00m2 stops Rome Fiumicino Montreal Pierre Elliott Trudeau Intl

C$ 1,108Multiple Airlines

Tue, 18 Aug - Thu, 27 Aug

4:10 p.m. - 6:30 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

20h 20m2 stops Detroit Metropolitan Wayne County Rome Fiumicino

6:35 a.m. - 5:24 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

16h 49m2 stops Rome Fiumicino Detroit Metropolitan Wayne County

C$ 1,269KLM

Wed, 19 Aug - Wed, 26 Aug

6:20 p.m. - 1:45 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

13h 25m1 stop Frankfurt am Main

6:15 a.m. - 4:20 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

16h 05m1 stop Frankfurt am Main

C$ 1,337Lufthansa

Tue, 18 Aug - Thu, 3 Sep

7:00 p.m. - 1:55 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

12h 55m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main

6:35 a.m. - 4:00 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

15h 25m1 stop Rome Fiumicino

C$ 1,713Lufthansa

Mon, 17 Aug - Fri, 28 Aug

6:20 p.m. - 1:55 p.m.YYZ Toronto Pearson Intl-TRS Trieste Ronchi dei Legionari

13h 35m1 stop Frankfurt am Main

6:35 a.m. - 4:00 p.m.TRS Trieste Ronchi dei Legionari-YYZ Toronto Pearson Intl

15h 25m1 stop Rome Fiumicino

C$ 1,783Lufthansa

Mon, 17 Aug - Mon, 31 Aug

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TAP AIR PORTUGAL flights from Region of Ontario to Trieste

Our best TAP AIR PORTUGAL deals on Region of Ontario to Trieste flight tickets

TAP AIR PORTUGAL

5 Oct

YUL10:45 p.m.Montreal Pierre Elliott Trudeau Intl

37h 45m

2 stops

TRS6:30 p.m.Trieste Ronchi dei Legionari

9 Oct

TRS6:35 a.m.Trieste Ronchi dei Legionari

31h 00m

3 stops

YUL7:35 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,892

TAP AIR PORTUGAL

5 Oct

YUL1:10 p.m.Montreal Pierre Elliott Trudeau Intl

27h 45m

3 stops

TRS10:55 p.m.Trieste Ronchi dei Legionari

9 Oct

TRS6:35 a.m.Trieste Ronchi dei Legionari

31h 00m

3 stops

YUL7:35 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,210

TAP AIR PORTUGAL

23 Aug

YUL1:15 p.m.Montreal Pierre Elliott Trudeau Intl

27h 40m

3 stops

TRS10:55 p.m.Trieste Ronchi dei Legionari

26 Aug

TRS6:35 a.m.Trieste Ronchi dei Legionari

20h 10m

2 stops

YUL8:45 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 3,851

United Airlines flights from Region of Ontario to Trieste

Our best United Airlines deals on Region of Ontario to Trieste flight tickets

United Airlines

6 Nov

YUL3:00 p.m.Montreal Pierre Elliott Trudeau Intl

37h 25m

2 stops

TRS10:25 a.m.Trieste Ronchi dei Legionari

18 Nov

TRS6:35 a.m.Trieste Ronchi dei Legionari

31h 57m

2 stops

YUL8:32 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,221

United Airlines

9 Nov

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

45h 25m

2 stops

TRS10:25 a.m.Trieste Ronchi dei Legionari

13 Nov

TRS6:35 a.m.Trieste Ronchi dei Legionari

21h 07m

2 stops

YUL9:42 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,222

United Airlines

25 Oct

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

22h 25m

2 stops

TRS10:25 a.m.Trieste Ronchi dei Legionari

14 Nov

TRS6:35 a.m.Trieste Ronchi dei Legionari

19h 13m

2 stops

YUL7:48 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,225

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoTrieste

YYZ Toronto Pearson Intl - TRS Trieste Ronchi dei Legionari

YYZTRS

Toronto Pearson Intl

Sat 26/9

9:35 p.m.-3:25 p.m.

1 stop11h 50m

Trieste Ronchi dei Legionari

Thu 8/10

4:25 p.m.-1:20 p.m.

1 stop26h 55m

C$ 753

TorontoTrieste

YYZ Toronto Pearson Intl - TRS Trieste Ronchi dei Legionari

YYZTRS

Toronto Pearson Intl

Mon 28/9

5:00 p.m.-10:55 p.m.

1 stop23h 55m

Trieste Ronchi dei Legionari

Mon 12/10

7:15 p.m.-2:05 p.m.

1 stop24h 50m

C$ 766

TorontoTrieste

YYZ Toronto Pearson Intl - TRS Trieste Ronchi dei Legionari

YYZTRS

Toronto Pearson Intl

Sat 26/9

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

1 stop15h 30m

Trieste Ronchi dei Legionari

Mon 12/10

7:15 p.m.-2:05 p.m.

1 stop24h 50m

C$ 775

TorontoTrieste

YYZ Toronto Pearson Intl - TRS Trieste Ronchi dei Legionari

YYZTRS

Toronto Pearson Intl

Sun 27/9

5:00 p.m.-6:30 p.m.

1 stop19h 30m

Trieste Ronchi dei Legionari

Mon 12/10

7:15 p.m.-2:05 p.m.

1 stop24h 50m

C$ 820

TorontoTrieste

YYZ Toronto Pearson Intl - TRS Trieste Ronchi dei Legionari

YYZTRS

Toronto Pearson Intl

Sat 26/9

9:35 p.m.-3:25 p.m.

1 stop11h 50m

Trieste Ronchi dei Legionari

Tue 6/10

10:15 p.m.-3:40 p.m.

1 stop23h 25m

C$ 831

TorontoTrieste

YYZ Toronto Pearson Intl - TRS Trieste Ronchi dei Legionari

YYZTRS

Toronto Pearson Intl

Sat 26/9

9:35 p.m.-3:25 p.m.

1 stop11h 50m

Trieste Ronchi dei Legionari

Fri 9/10

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

1 stop24h 25m

C$ 845

TorontoTrieste

YYZ Toronto Pearson Intl - TRS Trieste Ronchi dei Legionari

YYZTRS

Toronto Pearson Intl

Wed 30/9

9:35 p.m.-4:00 p.m.

1 stop12h 25m

Trieste Ronchi dei Legionari

Tue 6/10

10:15 p.m.-3:40 p.m.

1 stop23h 25m

C$ 853

TorontoTrieste

YYZ Toronto Pearson Intl - TRS Trieste Ronchi dei Legionari

YYZTRS

Toronto Pearson Intl

Mon 28/9

6:20 p.m.-1:55 p.m.

1 stop13h 35m

Trieste Ronchi dei Legionari

Sat 10/10

6:15 a.m.-7:30 p.m.

1 stop19h 15m

C$ 1,011

TorontoTrieste

YYZ Toronto Pearson Intl - TRS Trieste Ronchi dei Legionari

YYZTRS

Toronto Pearson Intl

Sun 27/9

9:30 p.m.-10:15 p.m.

1 stop18h 45m

Trieste Ronchi dei Legionari

Sat 10/10

6:15 a.m.-7:30 p.m.

1 stop19h 15m

C$ 1,011

Quickest round-trip

TorontoTrieste

YYZ Toronto Pearson Intl - TRS Trieste Ronchi dei Legionari

YYZTRS

Toronto Pearson Intl

Mon 28/9

4:40 p.m.-1:55 p.m.

1 stop15h 15m

Trieste Ronchi dei Legionari

Fri 9/10

6:10 a.m.-12:50 p.m.

1 stop12h 40m

C$ 1,011

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 Trieste

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 month to fly to Trieste?

If you aren’t able to travel during the month of November, then book flights to Trieste from Region of Ontario during January instead. Flights to Trieste in January, while not as cheap as those in November, still average around C$ 863.

Cheap Region of Ontario to Trieste flight deals and tips

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

Fastest flight time	11h 25m
Direct flights	None

The fastest flight from Region of Ontario to Trieste takes 11h 25m

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

Search flight deals

Frequently asked questions about flying from Ontario to Trieste

When did momondo last update prices for flights from Ontario to Trieste Ronchi dei Legionari Airport?
Prices for flights from Ontario to Trieste Ronchi dei Legionari Airport refresh daily.
How many operators does momondo search for flights from Ontario to Trieste Ronchi dei Legionari Airport?
As of August 2026, there are 2 operators available to choose from for flights from Ontario to Trieste Ronchi dei Legionari Airport.
How old do you have to be to fly from Ontario to Trieste Ronchi dei Legionari 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 Trieste Ronchi dei Legionari Airport.
What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?
The travel and health documents you'll need for your trip to Trieste Ronchi dei Legionari Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Trieste Ronchi dei Legionari Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Region of Ontario to Trieste

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

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom C$ 854	Free Cancellation	Rating 6.8 8,195 reviews		Search Lufthansa flights
ITA Airways	PriceFrom C$ 1,090	Free Cancellation	Rating 6.7 1,321 reviews		Search ITA Airways flights

Why use momondo?

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

It is quick and easy to find Ontario to Trieste flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Trieste that suits you.

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

Flights from Ontario to Trieste 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 Trieste?

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 Trieste from Ontario.

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

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