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Cheap flights from Ontario to Trieste from C$ 438

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — TRS
29 Apr — 6 May1
1 adult

Cheap flight deals from Ontario to Trieste

Keep the following information in mind while searching for Ontario to Trieste flight deals. Data was last updated 24 April 2025.

Round-trip from

C$ 967

One-way from

C$ 438

Popular in

February

Cheapest in

October

Average price

C$ 1,016
7/6-14/6
  • 7/6-14/6
  • 3 total stops
  • 34h 19m total
  • Ontario to Trieste
9/6
  • 9/6
  • 3 total stops
  • 21h 05m total
  • Ontario to Trieste
Highest demand for flights based on searches. 24% potential increase in price (C$ 528 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease (C$ 65 potential savings vs. average RT price).
Average for round-trip flights in April 2025

Find flight deals from Ontario to Trieste

Cheapest flights from Ontario to Trieste
Explore the most affordable flight options available from Ontario to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.

Sun 28/95:00 p.m.YYZ - TRS
1 stop15h 30mITA Airways
Sat 18/106:35 a.m.TRS - YYZ
1 stop13h 30mITA Airways
Deal found 23/4C$ 940
Sat 27/910:10 p.m.YYZ - TRS
2 stops18h 45mKLM
Thu 16/106:35 a.m.TRS - YYZ
2 stops16h 48mKLM
Deal found 23/4C$ 961
Sat 7/69:10 p.m.YYZ - TRS
1 stop19h 15mMultiple Airlines
Sat 14/66:30 a.m.TRS - YYZ
2 stops15h 04mMultiple Airlines
Deal found 23/4C$ 967
Sat 7/69:10 p.m.YYZ - TRS
1 stop19h 15mLufthansa
Sat 14/66:30 a.m.TRS - YYZ
1 stop19h 15mLufthansa
Deal found 23/4C$ 989
Sat 20/95:50 p.m.YUL - TRS
2 stops22h 35mLufthansa
Wed 15/106:30 a.m.TRS - YUL
2 stops20h 23mLufthansa
Deal found 23/4C$ 1,005
Sat 20/96:35 p.m.YUL - TRS
1 stop21h 50mMultiple Airlines
Wed 15/106:30 a.m.TRS - YUL
1 stop15h 30mMultiple Airlines
Deal found 23/4C$ 1,191
Mon 29/95:45 p.m.YYZ - TRS
2 stops34h 40mAustrian Airlines
Thu 16/107:25 p.m.TRS - YYZ
2 stops24h 25mAustrian Airlines
Deal found 23/4C$ 1,194
Mon 29/911:00 p.m.YYZ - TRS
2 stops37h 35mIcelandair
Fri 17/1011:15 a.m.TRS - YYZ
2 stops16h 40mIcelandair
Deal found 23/4C$ 1,202
Tue 4/114:50 p.m.YUL - TRS
2 stops19h 40mSWISS
Mon 24/113:15 p.m.TRS - YUL
2 stops30h 00mSWISS
Deal found 23/4C$ 1,365
Mon 29/911:00 p.m.YYZ - TRS
2 stops33h 30mTAP AIR PORTUGAL
Sat 18/103:15 p.m.TRS - YYZ
2 stops28h 40mTAP AIR PORTUGAL
Deal found 23/4C$ 1,451
Sat 20/96:20 p.m.YUL - TRS
3 stops22h 35mTAP AIR PORTUGAL
Sat 4/103:15 p.m.TRS - YUL
2 stops35h 55mTAP AIR PORTUGAL
Deal found 23/4C$ 1,677
Wed 23/76:35 p.m.YUL - TRS
2 stops22h 20mAustrian Airlines
Sun 27/77:15 p.m.TRS - YUL
2 stops24h 35mAustrian Airlines
Deal found 23/4C$ 1,966

Cheapflights Fare Finder

Customize your flight search to find flights from 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, Cheapflights users made 629,999 searches. Data last updated 24 April 2025.
Use the filters below to find and compare flights from Ontario to Trieste that are best for you.

Fly from

Ontario

Fly to

Trieste

Route

Depart

Return

Price

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Sun 28/9

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

1 stop15h 30m

Trieste Ronchi dei Legionari

Sat 18/10

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

1 stop13h 30m

C$ 940

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Sat 27/9

10:10 p.m.-10:55 p.m.

2 stops18h 45m

Trieste Ronchi dei Legionari

Thu 16/10

6:35 a.m.-5:23 p.m.

2 stops16h 48m

C$ 961

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Sat 7/6

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

1 stop19h 15m

Trieste Ronchi dei Legionari

Sat 14/6

6:30 a.m.-3:34 p.m.

2 stops15h 04m

C$ 967

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Sat 7/6

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

1 stop19h 15m

Trieste Ronchi dei Legionari

Sat 14/6

6:30 a.m.-7:45 p.m.

1 stop19h 15m

C$ 989

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Sat 20/9

5:50 p.m.-10:25 p.m.

2 stops22h 35m

Trieste Ronchi dei Legionari

Wed 15/10

6:30 a.m.-12:05 p.m.

1 stop11h 35m

C$ 1,005

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Sat 20/9

6:35 p.m.-10:25 p.m.

1 stop21h 50m

Trieste Ronchi dei Legionari

Wed 15/10

6:30 a.m.-4:00 p.m.

1 stop15h 30m

C$ 1,191

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Mon 29/9

5:45 p.m.-10:25 a.m.

2 stops34h 40m

Trieste Ronchi dei Legionari

Thu 16/10

7:25 p.m.-1:50 p.m.

2 stops24h 25m

C$ 1,194

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Mon 29/9

11:00 p.m.-6:35 p.m.

2 stops37h 35m

Trieste Ronchi dei Legionari

Fri 17/10

11:15 a.m.-9:55 p.m.

2 stops16h 40m

C$ 1,202

TorontoTrieste

YYZ - TRS

YYZTRS

Toronto Pearson Intl

Mon 29/9

11:00 p.m.-2:30 p.m.

2 stops33h 30m

Trieste Ronchi dei Legionari

Sat 18/10

3:15 p.m.-1:55 p.m.

2 stops28h 40m

C$ 1,451

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Sat 20/9

6:20 p.m.-10:55 p.m.

3 stops22h 35m

Trieste Ronchi dei Legionari

Sat 4/10

3:15 p.m.-9:10 p.m.

2 stops35h 55m

C$ 1,677

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/4

Showing 1-10 of 19 results
1
2

Best time to book a flight from Ontario to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Trieste

What is the cheapest time of day to fly from ON to TRS?

Find hourly flight availability from Ontario to Trieste. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 24 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Trieste as you normally would.

Rainfall in Trieste by month

Plan your trip to Trieste by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Trieste ranges from 62.0 - 114.0 mm per month. November is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit Trieste when rainfall is around 62.0 mm.

Temperature in Trieste by month

Plan your trip to Trieste by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Trieste, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Trieste

Get insights into the airlines that provide service to Trieste. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Trieste. Reviews last updated 24 April 2025.
See what other customers who have flown with KLM, Austrian Airlines and TAP AIR PORTUGAL from Ontario to Trieste have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.7

Food

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Comfort

7.7

Food

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Comfort

7.7

Food

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Comfort

7.7

Food

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Comfort

7.7

Food

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Comfort

7.7

Food

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Trieste. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Trieste from Ontario?

    Trieste Ronchi dei Legionari (TRS) is the airport you will fly into if you book a flight from Ontario to Trieste. It is only a 29.3 km journey from Ronchi dei Legionari (TRS) to Trieste’s city centre.

  • What are the cheapest airlines to fly from Region of Ontario to Trieste one-way?

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at C$ 1,083. Lufthansa flights start at C$ 1,177 while deals on Austrian Airlines start at C$ 1,206 one-way.

  • What are the most popular routes from Region of Ontario to Trieste?

  • Can I find deals for flights from Ontario to Trieste that include hotel bookings?

    Yes. In addition to deals on Ontario to Trieste flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Trieste?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Trieste.

  • Can I find deals for business class flights from Ontario to Trieste?

    Yes. Cheapflights offers flight deals from Ontario to Trieste by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Ontario to Trieste

Discover the top 2 airlines that operate flights from Ontario to Trieste. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 24 April 2025.
AirlineCheapestAverageFlexibilityOn-time
ITA AirwaysCheapestC$ 905AverageC$ 1,356FlexibilityNo cancel feeOn-time81%
Search ITA Airways flights
LufthansaCheapestC$ 942AverageC$ 1,056FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Ontario to Trieste?

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Trieste flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ontario to Trieste become cheaper?

Yes, Cheapflights offers price alerts on Ontario to Trieste flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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