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 46% of people opting to fly with this airline when travelling to Trieste. Keep in mind that there are 11 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to Trieste Ronchi dei Legionari?

Lufthansa and United Airlines are the most popular carriers operating from Ontario to Trieste Ronchi dei Legionari

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 8h 57m on average. On the other hand, flying from Hamilton to Venice Marco Polo Airport takes 14h 25m 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.

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 May 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$ 350 Cheap Flights from Ontario to Trieste in 2026

1 adult

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Find the cheapest flights from Ontario to Trieste

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:15 p.m. - 11:50 p.m.

YYZ

TRS

22h 35m

2 stops

3:35 p.m. - 1:20 p.m.

TRS

YYZ

27h 45m

2 stops

C$ 777Multiple Airlines

Wed, 24 Jun - Wed, 1 Jul

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

YYZ

TRS

16h 00m

2 stops

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

TRS

YYZ

24h 50m

1 stop

C$ 935Multiple Airlines

Wed, 7 Oct - Wed, 21 Oct

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

YYZ

TRS

16h 00m

2 stops

3:15 p.m. - 2:05 p.m.

TRS

YYZ

28h 50m

1 stop

C$ 936Multiple Airlines

Wed, 7 Oct - Wed, 21 Oct

6:20 p.m. - 2:00 p.m.

YYZ

TRS

13h 40m

1 stop

6:10 a.m. - 3:33 p.m.

TRS

YYZ

15h 23m

2 stops

C$ 957Lufthansa

Wed, 7 Oct - Wed, 21 Oct

6:50 p.m. - 10:55 p.m.

YUL

TRS

22h 05m

2 stops

3:15 p.m. - 4:55 p.m.

TRS

YUL

31h 40m

2 stops

C$ 1,087KLM

Tue, 16 Jun - Sat, 27 Jun

6:40 p.m. - 2:00 p.m.

YUL

TRS

13h 20m

2 stops

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

TRS

YUL

12h 00m

1 stop

C$ 1,163Lufthansa

Wed, 8 Jul - Wed, 15 Jul

6:50 p.m. - 10:55 p.m.

YUL

TRS

22h 05m

2 stops

3:15 p.m. - 4:55 p.m.

TRS

YUL

31h 40m

2 stops

C$ 1,237KLM

Tue, 16 Jun - Sat, 27 Jun

7:20 p.m. - 10:25 a.m.

YTZ

TRS

33h 05m

2 stops

6:35 a.m. - 6:42 p.m.

TRS

YTZ

18h 07m

2 stops

C$ 1,355United Airlines

Sun, 16 Aug - Mon, 24 Aug

7:30 p.m. - 10:25 a.m.

YOW

TRS

32h 55m

2 stops

6:35 a.m. - 6:48 p.m.

TRS

YOW

18h 13m

2 stops

C$ 1,494United Airlines

Sun, 14 Jun - Thu, 18 Jun

12:00 p.m. - 6:30 p.m.

YOW

TRS

24h 30m

2 stops

6:35 a.m. - 5:15 p.m.

TRS

YOW

16h 40m

2 stops

C$ 1,880ITA Airways

Sun, 14 Jun - Thu, 18 Jun

Lufthansa flights from Region of Ontario to Trieste

Our best Lufthansa deals on Region of Ontario to Trieste flight tickets

Lufthansa

7 Oct

YYZ6:20 p.m.Toronto Pearson Intl

13h 40m

1 stop

TRS2:00 p.m.Trieste Ronchi dei Legionari

21 Oct

TRS6:10 a.m.Trieste Ronchi dei Legionari

15h 23m

2 stops

YYZ3:33 p.m.Toronto Pearson Intl

C$ 957

Lufthansa

9 Oct

YYZ6:20 p.m.Toronto Pearson Intl

21h 35m

1 stop

TRS9:55 p.m.Trieste Ronchi dei Legionari

18 Oct

TRS6:10 a.m.Trieste Ronchi dei Legionari

42h 17m

2 stops

YYZ6:27 p.m.Toronto Pearson Intl

C$ 1,141

Lufthansa

8 Jul

YUL6:40 p.m.Montreal Pierre Elliott Trudeau Intl

13h 20m

2 stops

TRS2:00 p.m.Trieste Ronchi dei Legionari

15 Jul

TRS6:10 a.m.Trieste Ronchi dei Legionari

12h 00m

1 stop

YUL12:10 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,163

KLM flights from Region of Ontario to Trieste

Our best KLM deals on Region of Ontario to Trieste flight tickets

KLM

3 Jun

YUL6:50 p.m.Montreal Pierre Elliott Trudeau Intl

17h 40m

2 stops

TRS6:30 p.m.Trieste Ronchi dei Legionari

17 Jun

TRS6:35 a.m.Trieste Ronchi dei Legionari

16h 20m

2 stops

YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,087

KLM

3 Jun

YUL6:50 p.m.Montreal Pierre Elliott Trudeau Intl

22h 05m

2 stops

TRS10:55 p.m.Trieste Ronchi dei Legionari

17 Jun

TRS6:35 a.m.Trieste Ronchi dei Legionari

16h 20m

2 stops

YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,089

KLM

13 Aug

YYZ2:24 p.m.Toronto Pearson Intl

22h 06m

2 stops

TRS6:30 p.m.Trieste Ronchi dei Legionari

17 Aug

TRS6:35 a.m.Trieste Ronchi dei Legionari

16h 49m

2 stops

YYZ5:24 p.m.Toronto Pearson Intl

C$ 1,203

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Wed 24/6

7:15 p.m.-11:50 p.m.

2 stops22h 35m

Trieste Ronchi dei Legionari

Wed 1/7

3:35 p.m.-1:20 p.m.

2 stops27h 45m

C$ 777

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Wed 7/10

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

2 stops16h 00m

Trieste Ronchi dei Legionari

Wed 21/10

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

1 stop24h 50m

C$ 935

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Wed 7/10

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

2 stops16h 00m

Trieste Ronchi dei Legionari

Wed 21/10

3:15 p.m.-2:05 p.m.

1 stop28h 50m

C$ 936

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Wed 7/10

6:20 p.m.-2:00 p.m.

1 stop13h 40m

Trieste Ronchi dei Legionari

Wed 21/10

6:10 a.m.-3:33 p.m.

2 stops15h 23m

C$ 957

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Tue 16/6

6:50 p.m.-10:55 p.m.

2 stops22h 05m

Trieste Ronchi dei Legionari

Sat 27/6

3:15 p.m.-4:55 p.m.

2 stops31h 40m

C$ 1,087

Quickest round-trip

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Wed 8/7

6:40 p.m.-2:00 p.m.

2 stops13h 20m

Trieste Ronchi dei Legionari

Wed 15/7

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

1 stop12h 00m

C$ 1,163

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Tue 16/6

6:50 p.m.-10:55 p.m.

2 stops22h 05m

Trieste Ronchi dei Legionari

Sat 27/6

3:15 p.m.-4:55 p.m.

2 stops31h 40m

C$ 1,237

TorontoTrieste

YTZ - TRS

YTZTRS

Toronto Island

Sun 16/8

7:20 p.m.-10:25 a.m.

2 stops33h 05m

Trieste Ronchi dei Legionari

Mon 24/8

6:35 a.m.-6:42 p.m.

2 stops18h 07m

C$ 1,355

OttawaTrieste

YOW - TRS

YOWTRS

Ottawa

Sun 14/6

7:30 p.m.-10:25 a.m.

2 stops32h 55m

Trieste Ronchi dei Legionari

Thu 18/6

6:35 a.m.-6:48 p.m.

2 stops18h 13m

C$ 1,494

OttawaTrieste

YOW - TRS

YOWTRS

Ottawa

Sun 14/6

12:00 p.m.-6:30 p.m.

2 stops24h 30m

Trieste Ronchi dei Legionari

Thu 18/6

6:35 a.m.-5:15 p.m.

2 stops16h 40m

C$ 1,880

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$ 828.

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	13h 35m
Direct flights	None

The fastest flight from Region of Ontario to Trieste takes 13h 35m

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 May 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$ 851	Free Cancellation	Rating 6.8 8,032 reviews		Search Lufthansa flights
ITA Airways	PriceFrom C$ 925	Free Cancellation	Rating 6.7 1,230 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.