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 10h 02m on average. On the other hand, flying from Ottawa to Venice Marco Polo Airport takes 13h 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.

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 January 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$ 634 Cheap Flights from Ontario to Trieste in 2026

1 adult

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Find the cheapest flights from Ontario to Trieste

Round-trip

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Cheap round-trip flights

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4:40 p.m. - 2:30 p.m.

YUL

TRS

15h 50m2 stops

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

TRS

YUL

25h 00m1 stop

C$ 843Multiple Airlines

Sun, 5 Apr - Wed, 8 Apr

9:30 p.m. - 10:40 p.m.

YYZ

TRS

19h 10m1 stop

6:15 a.m. - 12:50 p.m.

TRS

YYZ

12h 35m1 stop

C$ 844Multiple Airlines

Tue, 17 Feb - Tue, 24 Feb

7:35 p.m. - 10:40 p.m.

YYZ

TRS

21h 05m2 stops

2:40 p.m. - 7:45 p.m.

TRS

YYZ

11h 05m1 stop

C$ 853Lufthansa

Tue, 17 Feb - Tue, 24 Feb

4:40 p.m. - 2:30 p.m.

YUL

TRS

15h 50m2 stops

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

TRS

YUL

25h 00m1 stop

C$ 854Multiple Airlines

Sun, 5 Apr - Wed, 8 Apr

9:25 p.m. - 10:55 p.m.

YUL

TRS

20h 30m2 stops

6:35 a.m. - 2:15 p.m.

TRS

YUL

13h 40m1 stop

C$ 855Multiple Airlines

Wed, 18 Mar - Mon, 30 Mar

6:55 p.m. - 2:05 p.m.

YUL

TRS

14h 10m1 stop

6:35 a.m. - 2:15 p.m.

TRS

YUL

13h 40m1 stop

C$ 868Multiple Airlines

Wed, 18 Mar - Mon, 30 Mar

8:25 p.m. - 10:40 p.m.

YYZ

TRS

20h 15m2 stops

6:15 a.m. - 3:40 p.m.

TRS

YYZ

15h 25m2 stops

C$ 876Lufthansa

Tue, 17 Feb - Tue, 24 Feb

5:50 p.m. - 9:55 p.m.

YYZ

TRS

22h 05m2 stops

6:00 a.m. - 2:50 p.m.

TRS

YYZ

14h 50m2 stops

C$ 961Lufthansa

Fri, 15 May - Sun, 24 May

6:20 a.m. - 10:25 a.m.

YOW

TRS

22h 05m2 stops

6:35 a.m. - 10:26 a.m.

TRS

YOW

32h 51m2 stops

C$ 2,003United Airlines

Thu, 5 Mar - Mon, 9 Mar

6:20 a.m. - 10:25 a.m.

YOW

TRS

22h 05m2 stops

6:35 a.m. - 5:12 p.m.

TRS

YOW

39h 37m2 stops

C$ 2,006United Airlines

Thu, 5 Mar - Mon, 9 Mar

Lufthansa flights from Region of Ontario to Trieste

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

Lufthansa

17 Feb

YYZ7:35 p.m.Toronto Pearson Intl

21h 05m

2 stops

TRS10:40 p.m.Trieste Ronchi dei Legionari

24 Feb

TRS2:40 p.m.Trieste Ronchi dei Legionari

11h 05m

1 stop

YYZ7:45 p.m.Toronto Pearson Intl

C$ 853

Find similar

Lufthansa

17 Feb

YYZ8:25 p.m.Toronto Pearson Intl

20h 15m

2 stops

TRS10:40 p.m.Trieste Ronchi dei Legionari

24 Feb

TRS6:15 a.m.Trieste Ronchi dei Legionari

15h 25m

2 stops

YYZ3:40 p.m.Toronto Pearson Intl

C$ 876

Find similar

Lufthansa

15 May

YYZ5:50 p.m.Toronto Pearson Intl

22h 05m

2 stops

TRS9:55 p.m.Trieste Ronchi dei Legionari

24 May

TRS6:00 a.m.Trieste Ronchi dei Legionari

14h 50m

2 stops

YYZ2:50 p.m.Toronto Pearson Intl

C$ 961

Find similar

United Airlines flights from Region of Ontario to Trieste

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

United Airlines

18 Apr

YUL5:50 p.m.Montreal Pierre Elliott Trudeau Intl

34h 35m

2 stops

TRS10:25 a.m.Trieste Ronchi dei Legionari

28 Apr

TRS6:35 a.m.Trieste Ronchi dei Legionari

19h 40m

2 stops

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

C$ 1,160

Find similar

United Airlines

18 Apr

YUL6:15 p.m.Montreal Pierre Elliott Trudeau Intl

34h 10m

2 stops

TRS10:25 a.m.Trieste Ronchi dei Legionari

5 May

TRS6:35 a.m.Trieste Ronchi dei Legionari

20h 26m

2 stops

YUL9:01 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,215

Find similar

United Airlines

18 Apr

YUL6:30 p.m.Montreal Pierre Elliott Trudeau Intl

33h 55m

2 stops

TRS10:25 a.m.Trieste Ronchi dei Legionari

1 May

TRS6:35 a.m.Trieste Ronchi dei Legionari

19h 25m

2 stops

YUL8:00 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,225

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Sun 5/4

4:40 p.m.-2:30 p.m.

2 stops15h 50m

Trieste Ronchi dei Legionari

Wed 8/4

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

1 stop25h 00m

C$ 843

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Tue 17/2

9:30 p.m.-10:40 p.m.

1 stop19h 10m

Trieste Ronchi dei Legionari

Tue 24/2

6:15 a.m.-12:50 p.m.

1 stop12h 35m

C$ 844

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Tue 17/2

7:35 p.m.-10:40 p.m.

2 stops21h 05m

Trieste Ronchi dei Legionari

Tue 24/2

2:40 p.m.-7:45 p.m.

1 stop11h 05m

C$ 853

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Sun 5/4

4:40 p.m.-2:30 p.m.

2 stops15h 50m

Trieste Ronchi dei Legionari

Wed 8/4

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

1 stop25h 00m

C$ 854

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

9:25 p.m.-10:55 p.m.

2 stops20h 30m

Trieste Ronchi dei Legionari

Mon 30/3

6:35 a.m.-2:15 p.m.

1 stop13h 40m

C$ 855

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

6:55 p.m.-2:05 p.m.

1 stop14h 10m

Trieste Ronchi dei Legionari

Mon 30/3

6:35 a.m.-2:15 p.m.

1 stop13h 40m

C$ 868

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Tue 17/2

8:25 p.m.-10:40 p.m.

2 stops20h 15m

Trieste Ronchi dei Legionari

Tue 24/2

6:15 a.m.-3:40 p.m.

2 stops15h 25m

C$ 876

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Fri 15/5

5:50 p.m.-9:55 p.m.

2 stops22h 05m

Trieste Ronchi dei Legionari

Sun 24/5

6:00 a.m.-2:50 p.m.

2 stops14h 50m

C$ 961

OttawaTrieste

YOW - TRS

YOWTRS

Ottawa

Thu 5/3

6:20 a.m.-10:25 a.m.

2 stops22h 05m

Trieste Ronchi dei Legionari

Mon 9/3

6:35 a.m.-10:26 a.m.

2 stops32h 51m

C$ 2,003

OttawaTrieste

YOW - TRS

YOWTRS

Ottawa

Thu 5/3

6:20 a.m.-10:25 a.m.

2 stops22h 05m

Trieste Ronchi dei Legionari

Mon 9/3

6:35 a.m.-5:12 p.m.

2 stops39h 37m

C$ 2,006

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

Airlines

Other information

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

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

Which airlines fly to Trieste?

Air Canada, Air Transat and Lufthansa 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 56% of people opting to fly with this airline when travelling to Trieste. Keep in mind that there are 13 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

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	14h 05m
Direct flights	None

The fastest flight from Region of Ontario to Trieste takes 14h 05m

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

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 January 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
ITA Airways	PriceFrom C$ 891	Free Cancellation	Rating 6.7 1,122 reviews		Search ITA Airways flights
Lufthansa	PriceFrom C$ 916	Free Cancellation	Rating 6.8 7,676 reviews		Search Lufthansa 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.

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Cheap flights from Ontario to Trieste from C$ 634

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Trieste departing on 18/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

Filter for what you want

Filter for what you want

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Lufthansa flights from Region of Ontario to Trieste

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

United Airlines flights from Region of Ontario to Trieste

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

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Use the filters below to find and compare flights from Ontario to Trieste that are best for you.

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

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

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

Which airlines fly to Trieste?

How long does it take to fly to Trieste?

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

Direct flights

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

How many operators does momondo search 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?

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

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

Why use momondo?

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

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

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

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

An easier way to manage your Trieste trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Italy

Fly your favourite airline to Trieste

Airlines are sorted and displayed according to clicks in the past 7 days on momondo