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Cheap flights from Ottawa to Trieste from C$ 1,283

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/4. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — TRS
18 Apr — 25 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Trieste

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Trieste
Explore the most affordable flight options available from Ottawa to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 March 2026.

Sat 18/412:00 p.m.
YOW
-
TRS
2 stops20h 30m
ITA Airways
Wed 22/47:15 p.m.
TRS
-
YOW
2 stops27h 51m
ITA Airways
Deal found 14/3C$ 1,283
Sat 18/43:10 p.m.
YOW
-
TRS
2 stops37h 15m
United Airlines
Wed 22/46:35 a.m.
TRS
-
YOW
2 stops21h 00m
United Airlines
Deal found 16/3C$ 2,159

Find flight deals from Ottawa to Trieste

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Trieste (TRS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 March 2026.

Round-trip from

C$ 1,283
ITA Airways
  • ITA Airways
  • 18/4-22/4
  • 4 total stops
  • 48h 21m total
  • Ottawa to Trieste
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa 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 19 March 2026.
Use the filters below to find and compare flights from Ottawa to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OttawaTrieste

YOW - TRS

YOWTRS

Ottawa

Sat 18/4

12:00 p.m.-2:30 p.m.

2 stops20h 30m

Trieste Ronchi dei Legionari

Wed 22/4

7:15 p.m.-5:06 p.m.

2 stops27h 51m

C$ 1,283

OttawaTrieste

YOW - TRS

YOWTRS

Ottawa

Sat 18/4

3:10 p.m.-10:25 a.m.

2 stops37h 15m

Trieste Ronchi dei Legionari

Wed 22/4

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

2 stops21h 00m

C$ 2,159

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/3

Sorted by cheapest first

Best time to book a flight from Ottawa to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from Ottawa 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 Ottawa to Trieste

What is the cheapest month to book a flight from Ottawa to Trieste?

Currently, April is the cheapest month in which you can book a flight from Ottawa to Trieste (average of C$ 815). Flying from Ottawa to Trieste in December is currently the most expensive (average of C$ 1,028). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Trieste. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ottawa to Trieste?

    Departing from Ottawa to Trieste will take you 20h 30m. Ottawa and Trieste are separated by a distance of 6540 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ottawa 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.

  • What is the cheapest month to book a flight from Ottawa to Trieste?

    Currently, April is the cheapest month in which you can book a flight from Ottawa to Trieste (average of C$ 815). Flying from Ottawa to Trieste in December is currently the most expensive (average of C$ 1,028). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Deals for Ottawa to Trieste flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Trieste?

Cheapflights helps you find that perfect flight to Trieste from Ottawa by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ottawa to Trieste with no change fees?

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

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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