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Cheap flights from Ontario to Trieste from C$ 431

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 20/3. 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
9:30 p.m. - 2:00 p.m.
YYZ
-
TRS
10h 30m
1 stop
Multiple Airlines Logo
2:40 p.m. - 8:50 p.m.
TRS
-
YYZ
11h 10m
1 stop
C$ 844Multiple Airlines
Mon, 2 Mar - Mon, 9 Mar
Multiple Airlines Logo
10:10 p.m. - 10:25 p.m.
YUL
-
TRS
18h 15m
2 stops
Multiple Airlines Logo
6:10 a.m. - 11:45 a.m.
TRS
-
YUL
11h 35m
1 stop
C$ 857Multiple Airlines
Mon, 13 Apr - Wed, 22 Apr
Multiple Airlines Logo
6:10 p.m. - 2:00 p.m.
YYZ
-
TRS
13h 50m
2 stops
Multiple Airlines Logo
2:40 p.m. - 8:50 p.m.
TRS
-
YYZ
11h 10m
1 stop
C$ 858Multiple Airlines
Mon, 2 Mar - Mon, 9 Mar
Lufthansa Logo
6:00 p.m. - 2:00 p.m.
YYZ
-
TRS
38h 00m
2 stops
Lufthansa Logo
2:40 p.m. - 5:55 p.m.
TRS
-
YYZ
32h 15m
2 stops
C$ 893Lufthansa
Mon, 2 Mar - Mon, 9 Mar
Lufthansa Logo
7:15 p.m. - 9:15 p.m.
YYZ
-
TRS
21h 00m
1 stop
Lufthansa Logo
6:00 a.m. - 7:35 p.m.
TRS
-
YYZ
19h 35m
1 stop
C$ 961Lufthansa
Sat, 28 Mar - Thu, 2 Apr
Icelandair Logo
11:10 p.m. - 6:30 p.m.
YYZ
-
TRS
37h 20m
2 stops
Icelandair Logo
11:15 a.m. - 10:05 p.m.
TRS
-
YYZ
16h 50m
2 stops
C$ 1,065Icelandair
Sun, 5 Jul - Wed, 15 Jul
ITA Airways Logo
5:00 p.m. - 2:30 p.m.
YYZ
-
TRS
15h 30m
1 stop
ITA Airways Logo
6:35 a.m. - 2:05 p.m.
TRS
-
YYZ
13h 30m
1 stop
C$ 1,099ITA Airways
Sun, 5 Jul - Wed, 15 Jul
ITA Airways Logo
5:00 p.m. - 10:25 a.m.
YYZ
-
TRS
11h 25m
1 stop
ITA Airways Logo
6:35 a.m. - 2:05 p.m.
TRS
-
YYZ
13h 30m
1 stop
C$ 1,153ITA Airways
Sun, 28 Jun - Tue, 14 Jul
United Airlines Logo
6:20 a.m. - 10:25 a.m.
YOW
-
TRS
22h 05m
2 stops
United Airlines Logo
6:35 a.m. - 9:18 p.m.
TRS
-
YOW
19h 43m
2 stops
C$ 2,267United Airlines
Thu, 5 Mar - Mon, 9 Mar
United Airlines Logo
11:10 a.m. - 10:25 a.m.
YOW
-
TRS
17h 15m
2 stops
United Airlines Logo
6:35 a.m. - 2:27 p.m.
TRS
-
YOW
36h 52m
2 stops
C$ 2,274United Airlines
Thu, 5 Mar - Mon, 9 Mar

United Airlines flights from Region of Ontario to Trieste

Our best United Airlines deals on Region of Ontario to Trieste flight tickets
United Airlines
3 May
YUL6:35 p.m.Montreal Pierre Elliott Trudeau Intl
33h 50m
2 stops
TRS10:25 a.m.Trieste Ronchi dei Legionari
23 May
TRS6:35 a.m.Trieste Ronchi dei Legionari
23h 35m
2 stops
YUL12:10 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,153
United Airlines
16 May
YUL2:20 p.m.Montreal Pierre Elliott Trudeau Intl
14h 05m
2 stops
TRS10:25 a.m.Trieste Ronchi dei Legionari
30 May
TRS6:35 a.m.Trieste Ronchi dei Legionari
19h 42m
2 stops
YUL8:17 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,961
United Airlines
5 Mar
YOW11:10 a.m.Ottawa
17h 15m
2 stops
TRS10:25 a.m.Trieste Ronchi dei Legionari
9 Mar
TRS6:35 a.m.Trieste Ronchi dei Legionari
36h 52m
2 stops
YOW2:27 p.m.Ottawa
C$ 2,274

Lufthansa flights from Region of Ontario to Trieste

Our best Lufthansa deals on Region of Ontario to Trieste flight tickets
Lufthansa
8 Feb
YYZ9:30 p.m.Toronto Pearson Intl
18h 55m
1 stop
TRS10:25 p.m.Trieste Ronchi dei Legionari
17 Feb
TRS2:40 p.m.Trieste Ronchi dei Legionari
11h 05m
1 stop
YYZ7:45 p.m.Toronto Pearson Intl
C$ 858
Lufthansa
8 Feb
YYZ8:55 p.m.Toronto Pearson Intl
19h 30m
2 stops
TRS10:25 p.m.Trieste Ronchi dei Legionari
17 Feb
TRS2:40 p.m.Trieste Ronchi dei Legionari
11h 05m
1 stop
YYZ7:45 p.m.Toronto Pearson Intl
C$ 861
Lufthansa
2 Mar
YYZ6:00 p.m.Toronto Pearson Intl
38h 00m
2 stops
TRS2:00 p.m.Trieste Ronchi dei Legionari
9 Mar
TRS2:40 p.m.Trieste Ronchi dei Legionari
32h 15m
2 stops
YYZ5:55 p.m.Toronto Pearson Intl
C$ 893

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 6 February 2026.
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

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Mon 2/3

9:30 p.m.-2:00 p.m.

1 stop10h 30m

Trieste Ronchi dei Legionari

Mon 9/3

2:40 p.m.-8:50 p.m.

1 stop11h 10m

C$ 844

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

10:10 p.m.-10:25 p.m.

2 stops18h 15m

Trieste Ronchi dei Legionari

Wed 22/4

6:10 a.m.-11:45 a.m.

1 stop11h 35m

C$ 857

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Mon 2/3

6:10 p.m.-2:00 p.m.

2 stops13h 50m

Trieste Ronchi dei Legionari

Mon 9/3

2:40 p.m.-8:50 p.m.

1 stop11h 10m

C$ 858

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Mon 2/3

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

2 stops38h 00m

Trieste Ronchi dei Legionari

Mon 9/3

2:40 p.m.-5:55 p.m.

2 stops32h 15m

C$ 893

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Sat 28/3

7:15 p.m.-9:15 p.m.

1 stop21h 00m

Trieste Ronchi dei Legionari

Thu 2/4

6:00 a.m.-7:35 p.m.

1 stop19h 35m

C$ 961

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Sun 5/7

11:10 p.m.-6:30 p.m.

2 stops37h 20m

Trieste Ronchi dei Legionari

Wed 15/7

11:15 a.m.-10:05 p.m.

2 stops16h 50m

C$ 1,065

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Sun 5/7

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

1 stop15h 30m

Trieste Ronchi dei Legionari

Wed 15/7

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

1 stop13h 30m

C$ 1,099

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Sun 28/6

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

1 stop11h 25m

Trieste Ronchi dei Legionari

Tue 14/7

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

1 stop13h 30m

C$ 1,153

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.-9:18 p.m.

2 stops19h 43m

C$ 2,267

OttawaTrieste

YOW - TRS

YOWTRS

Ottawa

Thu 5/3

11:10 a.m.-10:25 a.m.

2 stops17h 15m

Trieste Ronchi dei Legionari

Mon 9/3

6:35 a.m.-2:27 p.m.

2 stops36h 52m

C$ 2,274

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest 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 airline that flies from Ontario to Trieste Ronchi dei Legionari?

Lufthansa is the most popular carrier 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 54% 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?

  • 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
LufthansaPriceFrom C$ 842Free CancellationRating
6.8
7,762 reviews
Search Lufthansa flights
ITA AirwaysPriceFrom C$ 888Free CancellationRating
6.7
1,145 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.

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Air Canada
Air Transat
Lufthansa
Air France
ITA Airways
Porter Airlines
British Airways
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SWISS
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