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 12 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

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 17m on average. On the other hand, flying from Ottawa to Venice Marco Polo Airport takes 14h 10m 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.

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

United Airlines is the most popular carrier operating from Ontario to Trieste Ronchi dei Legionari

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 November 2025, 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$ 876 Cheap Flights from Ontario to Trieste in 2025/26

1 adult

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Find the cheapest flights from Ontario to Trieste

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Cheap round-trip flights

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9:10 p.m. - 10:15 p.m.YYZ-TRS

19h 05m1 stop

2:40 p.m. - 11:55 a.m.TRS-YYZ

27h 15m2 stops

C$ 876Lufthansa

Find Deal

dom, 5 abr - qua, 8 abr

9:10 p.m. - 10:15 p.m.YYZ-TRS

19h 05m1 stop

2:40 p.m. - 11:55 a.m.TRS-YYZ

27h 15m2 stops

C$ 879Lufthansa

Find Deal

dom, 5 abr - qua, 8 abr

4:50 p.m. - 2:30 p.m.YUL-TRS

15h 40m2 stops

3:15 p.m. - 2:35 p.m.TRS-YUL

29h 20m1 stop

C$ 965Multiple Airlines

Find Deal

dom, 5 abr - qua, 8 abr

4:50 p.m. - 2:30 p.m.YUL-TRS

15h 40m2 stops

3:15 p.m. - 2:35 p.m.TRS-YUL

29h 20m1 stop

C$ 968Multiple Airlines

Find Deal

dom, 5 abr - qua, 8 abr

2:30 p.m. - 10:25 a.m.YYZ-TRS

13h 55m2 stops

6:35 a.m. - 5:01 p.m.TRS-YYZ

16h 26m2 stops

C$ 1,035United Airlines

Find Deal

seg, 20 abr - ter, 5 mai

12:45 p.m. - 10:25 a.m.YYZ-TRS

15h 40m2 stops

6:35 a.m. - 2:14 p.m.TRS-YYZ

37h 39m2 stops

C$ 1,223United Airlines

Find Deal

dom, 8 fev - seg, 23 fev

5:00 p.m. - 10:25 a.m.YYZ-TRS

11h 25m1 stop

6:35 a.m. - 2:05 p.m.TRS-YYZ

13h 30m1 stop

C$ 1,288ITA Airways

Find Deal

seg, 20 abr - ter, 5 mai

5:00 p.m. - 10:25 a.m.YYZ-TRS

11h 25m1 stop

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

24h 50m1 stop

C$ 1,330ITA Airways

Find Deal

dom, 5 abr - qua, 8 abr

10:45 p.m. - 6:30 p.m.YYZ-TRS

37h 45m2 stops

6:35 a.m. - 9:15 p.m.TRS-YYZ

20h 40m2 stops

C$ 1,434TAP AIR PORTUGAL

Find Deal

seg, 9 fev - seg, 23 fev

5:30 p.m. - 10:55 p.m.YYZ-TRS

23h 25m2 stops

6:35 a.m. - 9:15 p.m.TRS-YYZ

20h 40m2 stops

C$ 1,521TAP AIR PORTUGAL

Find Deal

sáb, 7 fev - seg, 23 fev

Lufthansa flights from Region of Ontario to Trieste

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

Lufthansa

5 Apr

YYZ9:10 p.m.Toronto Pearson Intl

19h 05m

1 stop

TRS10:15 p.m.Trieste Ronchi dei Legionari

8 Apr

TRS2:40 p.m.Trieste Ronchi dei Legionari

27h 15m

2 stops

YYZ11:55 a.m.Toronto Pearson Intl

C$ 876

Find similar

Lufthansa

5 Apr

YYZ9:10 p.m.Toronto Pearson Intl

19h 05m

1 stop

TRS10:15 p.m.Trieste Ronchi dei Legionari

8 Apr

TRS2:40 p.m.Trieste Ronchi dei Legionari

27h 15m

2 stops

YYZ11:55 a.m.Toronto Pearson Intl

C$ 879

Find similar

Lufthansa

5 Apr

YYZ8:40 p.m.Toronto Pearson Intl

19h 35m

2 stops

TRS10:15 p.m.Trieste Ronchi dei Legionari

8 Apr

TRS2:40 p.m.Trieste Ronchi dei Legionari

27h 15m

2 stops

YYZ11:55 a.m.Toronto Pearson Intl

C$ 885

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

20 Apr

YYZ2:30 p.m.Toronto Pearson Intl

13h 55m

2 stops

TRS10:25 a.m.Trieste Ronchi dei Legionari

5 May

TRS6:35 a.m.Trieste Ronchi dei Legionari

16h 26m

2 stops

YYZ5:01 p.m.Toronto Pearson Intl

C$ 1,035

Find similar

United Airlines

8 Feb

YYZ12:45 p.m.Toronto Pearson Intl

15h 40m

2 stops

TRS10:25 a.m.Trieste Ronchi dei Legionari

23 Feb

TRS6:35 a.m.Trieste Ronchi dei Legionari

37h 39m

2 stops

YYZ2:14 p.m.Toronto Pearson Intl

C$ 1,223

Find similar

United Airlines

11 Feb

YYZ12:45 p.m.Toronto Pearson Intl

15h 40m

2 stops

TRS10:25 a.m.Trieste Ronchi dei Legionari

23 Feb

TRS6:35 a.m.Trieste Ronchi dei Legionari

17h 59m

2 stops

YYZ6:34 p.m.Toronto Pearson Intl

C$ 1,493

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

dom 5/4

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

1 stop19h 05m

Trieste Ronchi dei Legionari

qua 8/4

2:40 p.m.-11:55 a.m.

2 stops27h 15m

C$ 876

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

dom 5/4

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

1 stop19h 05m

Trieste Ronchi dei Legionari

qua 8/4

2:40 p.m.-11:55 a.m.

2 stops27h 15m

C$ 879

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

dom 5/4

4:50 p.m.-2:30 p.m.

2 stops15h 40m

Trieste Ronchi dei Legionari

qua 8/4

3:15 p.m.-2:35 p.m.

1 stop29h 20m

C$ 965

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

dom 5/4

4:50 p.m.-2:30 p.m.

2 stops15h 40m

Trieste Ronchi dei Legionari

qua 8/4

3:15 p.m.-2:35 p.m.

1 stop29h 20m

C$ 968

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

seg 20/4

2:30 p.m.-10:25 a.m.

2 stops13h 55m

Trieste Ronchi dei Legionari

ter 5/5

6:35 a.m.-5:01 p.m.

2 stops16h 26m

C$ 1,035

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

dom 8/2

12:45 p.m.-10:25 a.m.

2 stops15h 40m

Trieste Ronchi dei Legionari

seg 23/2

6:35 a.m.-2:14 p.m.

2 stops37h 39m

C$ 1,223

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

seg 20/4

5:00 p.m.-10:25 a.m.

1 stop11h 25m

Trieste Ronchi dei Legionari

ter 5/5

6:35 a.m.-2:05 p.m.

1 stop13h 30m

C$ 1,288

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

dom 5/4

5:00 p.m.-10:25 a.m.

1 stop11h 25m

Trieste Ronchi dei Legionari

qua 8/4

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

1 stop24h 50m

C$ 1,330

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

seg 9/2

10:45 p.m.-6:30 p.m.

2 stops37h 45m

Trieste Ronchi dei Legionari

seg 23/2

6:35 a.m.-9:15 p.m.

2 stops20h 40m

C$ 1,434

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

sáb 7/2

5:30 p.m.-10:55 p.m.

2 stops23h 25m

Trieste Ronchi dei Legionari

seg 23/2

6:35 a.m.-9:15 p.m.

2 stops20h 40m

C$ 1,521

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 day to depart on your flight to Trieste?

The cheapest day to depart from Region of Ontario to Trieste is on a Monday when prices can be found for as low as C$ 1,086. Flights from Region of Ontario to Trieste on a Wednesday will generally be more expensive and average around C$ 1,306. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

In the evening is the cheapest time of day to fly from Region of Ontario to Trieste when you can find flight prices for as low as C$ 1,112. Flying to Trieste in the evening is an ideal time because this is during off-peak travel hours. Flights to Trieste are more costly in the afternoon, with an average ticket price of C$ 1,172. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights	None

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 November 2025, 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$ 912	Free Cancellation	Rating 6.7 1,081 reviews		Search ITA Airways flights
Lufthansa	PriceFrom C$ 956	Free Cancellation	Rating 6.8 7,562 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.

An easier way to manage your Trieste trip

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Cheap flights from Ontario to Trieste from C$ 876

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Trieste departing on 5/4. 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

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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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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

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

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

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

United Airlines is the most popular carrier 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

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