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Cheap flights from Ontario to Trieste from C$ 565

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 15/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Ontario to Trieste

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:40 p.m. - 2:30 p.m.YUL-TRS
15h 50m2 stops
Multiple Airlines Logo
3:15 p.m. - 2:15 p.m.TRS-YUL
29h 00m1 stop
C$ 794Multiple Airlines
Find Deal
dim., 5 avr. - mer., 8 avr.
Multiple Airlines Logo
5:55 p.m. - 2:05 p.m.YUL-TRS
14h 10m1 stop
Multiple Airlines Logo
6:15 a.m. - 12:00 p.m.TRS-YUL
11h 45m1 stop
C$ 810Multiple Airlines
Find Deal
ven., 16 janv. - jeu., 22 janv.
Multiple Airlines Logo
5:55 p.m. - 2:05 p.m.YUL-TRS
14h 10m1 stop
Multiple Airlines Logo
6:15 a.m. - 12:32 a.m.TRS-YUL
24h 17m2 stops
C$ 815Multiple Airlines
Find Deal
ven., 16 janv. - jeu., 22 janv.
Multiple Airlines Logo
6:45 p.m. - 2:05 p.m.YUL-TRS
13h 20m2 stops
Multiple Airlines Logo
6:15 a.m. - 1:53 a.m.TRS-YUL
25h 38m2 stops
C$ 829Multiple Airlines
Find Deal
ven., 16 janv. - jeu., 22 janv.
Multiple Airlines Logo
4:40 p.m. - 2:30 p.m.YUL-TRS
15h 50m2 stops
Multiple Airlines Logo
11:15 a.m. - 2:15 p.m.TRS-YUL
33h 00m1 stop
C$ 868Multiple Airlines
Find Deal
dim., 5 avr. - mer., 8 avr.
Lufthansa Logo
9:30 p.m. - 10:40 p.m.YYZ-TRS
19h 10m1 stop
Lufthansa Logo
3:00 p.m. - 4:15 p.m.TRS-YYZ
31h 15m1 stop
C$ 870Lufthansa
Find Deal
mer., 11 févr. - dim., 15 févr.
Multiple Airlines Logo
4:40 p.m. - 2:30 p.m.YUL-TRS
15h 50m2 stops
Multiple Airlines Logo
6:20 a.m. - 11:45 a.m.TRS-YUL
11h 25m1 stop
C$ 870Multiple Airlines
Find Deal
dim., 5 avr. - mer., 8 avr.
Lufthansa Logo
5:00 p.m. - 2:05 p.m.YYZ-TRS
39h 05m2 stops
Lufthansa Logo
3:00 p.m. - 4:15 p.m.TRS-YYZ
31h 15m1 stop
C$ 871Lufthansa
Find Deal
mer., 11 févr. - dim., 15 févr.
Lufthansa Logo
5:00 p.m. - 2:05 p.m.YYZ-TRS
39h 05m2 stops
Lufthansa Logo
3:00 p.m. - 4:15 p.m.TRS-YYZ
31h 15m1 stop
C$ 874Lufthansa
Find Deal
mer., 11 févr. - dim., 15 févr.
Multiple Airlines Logo
4:40 p.m. - 2:30 p.m.YUL-TRS
15h 50m2 stops
Multiple Airlines Logo
6:20 a.m. - 7:36 a.m.TRS-YUL
31h 16m2 stops
C$ 879Multiple Airlines
Find Deal
dim., 5 avr. - mer., 8 avr.

United Airlines flights from Region of Ontario to Trieste

Our best United Airlines deals on Region of Ontario to Trieste flight tickets
United Airlines
1 Mar
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
22h 25m
2 stops
TRS10:25 a.m.Trieste Ronchi dei Legionari
17 Mar
TRS6:35 a.m.Trieste Ronchi dei Legionari
18h 13m
2 stops
YUL7:48 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,230
Find similar
United Airlines
1 Mar
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
22h 25m
2 stops
TRS10:25 a.m.Trieste Ronchi dei Legionari
16 Mar
TRS6:35 a.m.Trieste Ronchi dei Legionari
32h 45m
2 stops
YUL10:20 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,304
Find similar
United Airlines
1 Mar
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
22h 25m
2 stops
TRS10:25 a.m.Trieste Ronchi dei Legionari
19 Mar
TRS6:35 a.m.Trieste Ronchi dei Legionari
37h 41m
2 stops
YUL3:16 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,464
Find similar

Lufthansa flights from Region of Ontario to Trieste

Our best Lufthansa deals on Region of Ontario to Trieste flight tickets
Lufthansa
11 Feb
YYZ9:30 p.m.Toronto Pearson Intl
19h 10m
1 stop
TRS10:40 p.m.Trieste Ronchi dei Legionari
15 Feb
TRS3:00 p.m.Trieste Ronchi dei Legionari
31h 15m
1 stop
YYZ4:15 p.m.Toronto Pearson Intl
C$ 870
Find similar
Lufthansa
11 Feb
YYZ5:00 p.m.Toronto Pearson Intl
39h 05m
2 stops
TRS2:05 p.m.Trieste Ronchi dei Legionari
15 Feb
TRS3:00 p.m.Trieste Ronchi dei Legionari
31h 15m
1 stop
YYZ4:15 p.m.Toronto Pearson Intl
C$ 871
Find similar
Lufthansa
11 Feb
YYZ5:00 p.m.Toronto Pearson Intl
39h 05m
2 stops
TRS2:05 p.m.Trieste Ronchi dei Legionari
15 Feb
TRS3:00 p.m.Trieste Ronchi dei Legionari
31h 15m
1 stop
YYZ4:15 p.m.Toronto Pearson Intl
C$ 874
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Trieste that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 2 décembre 2025.
Use the filters below to find and compare flights from Ontario to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

dim. 5/4

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

2 stops15h 50m

Trieste Ronchi dei Legionari

mer. 8/4

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

1 stop29h 00m

C$ 794

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

ven. 16/1

5:55 p.m.-2:05 p.m.

1 stop14h 10m

Trieste Ronchi dei Legionari

jeu. 22/1

6:15 a.m.-12:00 p.m.

1 stop11h 45m

C$ 810

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

ven. 16/1

5:55 p.m.-2:05 p.m.

1 stop14h 10m

Trieste Ronchi dei Legionari

jeu. 22/1

6:15 a.m.-12:32 a.m.

2 stops24h 17m

C$ 815

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

ven. 16/1

6:45 p.m.-2:05 p.m.

2 stops13h 20m

Trieste Ronchi dei Legionari

jeu. 22/1

6:15 a.m.-1:53 a.m.

2 stops25h 38m

C$ 829

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

dim. 5/4

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

2 stops15h 50m

Trieste Ronchi dei Legionari

mer. 8/4

11:15 a.m.-2:15 p.m.

1 stop33h 00m

C$ 868

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

mer. 11/2

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

1 stop19h 10m

Trieste Ronchi dei Legionari

dim. 15/2

3:00 p.m.-4:15 p.m.

1 stop31h 15m

C$ 870

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

dim. 5/4

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

2 stops15h 50m

Trieste Ronchi dei Legionari

mer. 8/4

6:20 a.m.-11:45 a.m.

1 stop11h 25m

C$ 870

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

mer. 11/2

5:00 p.m.-2:05 p.m.

2 stops39h 05m

Trieste Ronchi dei Legionari

dim. 15/2

3:00 p.m.-4:15 p.m.

1 stop31h 15m

C$ 871

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

mer. 11/2

5:00 p.m.-2:05 p.m.

2 stops39h 05m

Trieste Ronchi dei Legionari

dim. 15/2

3:00 p.m.-4:15 p.m.

1 stop31h 15m

C$ 874

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

dim. 5/4

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

2 stops15h 50m

Trieste Ronchi dei Legionari

mer. 8/4

6:20 a.m.-7:36 a.m.

2 stops31h 16m

C$ 879

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Trieste from

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?

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$ 1,081. Flights from Region of Ontario to Trieste on a Wednesday will generally be more expensive and average around C$ 1,300. 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$ 1,107. 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$ 1,167. 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

Fastest flight time

14h 10m

Direct flights

None
The fastest flight from Region of Ontario to Trieste takes 14h 10m
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?

  • 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 AirwaysPriceFrom C$ 908Free CancellationRating
6.7
1,093 reviews
Search ITA Airways flights
LufthansaPriceFrom C$ 951Free CancellationRating
6.8
7,602 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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Fly your favourite airline to Trieste

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Air Canada
Air Transat
Lufthansa
Air France
Porter Airlines
ITA Airways
KLM
SWISS
British Airways
TAP AIR PORTUGAL
United Airlines
Condor
Delta