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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Trieste from C$ 478

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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — TRS
28 May — 4 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Trieste

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to Trieste
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 April 2026.

Tue 29/99:35 p.m.
YUL
-
TRS
2 stops14h 55m
Multiple Airlines
Mon 5/107:15 p.m.
TRS
-
YUL
2 stops22h 30m
Multiple Airlines
Deal found 27/4C$ 984
Sun 3/511:40 p.m.
YUL
-
TRS
2 stops17h 25m
Multiple Airlines
Sun 10/53:15 p.m.
TRS
-
YUL
3 stops35h 45m
Multiple Airlines
Deal found 26/4C$ 1,198
Wed 1/77:40 p.m.
YUL
-
TRS
2 stops16h 50m
Multiple Airlines
Sat 25/76:35 a.m.
TRS
-
YUL
1 stop13h 55m
Multiple Airlines
Deal found 23/4C$ 1,202
Wed 3/66:50 p.m.
YUL
-
TRS
2 stops22h 05m
KLM
Wed 17/66:35 a.m.
TRS
-
YUL
2 stops16h 20m
KLM
Deal found 28/4C$ 1,223
Fri 28/87:25 p.m.
YUL
-
TRS
1 stop17h 05m
Multiple Airlines
Fri 11/97:15 p.m.
TRS
-
YUL
2 stops45h 35m
Multiple Airlines
Deal found 26/4C$ 1,246

Find flight deals from Pierre Elliott Trudeau Intl to Trieste

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) 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 28 April 2026.

Round-trip from

C$ 958

One-way from

C$ 478
KLM
  • KLM
  • 3/6-17/6
  • 4 total stops
  • 38h 25m total
  • Montreal to Trieste
Search Deals
10/6
  • 10/6
  • 3 total stops
  • 24h 05m total
  • Montreal to Trieste
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl 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 28 April 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Wed 1/7

7:40 p.m.-6:30 p.m.

2 stops16h 50m

Trieste Ronchi dei Legionari

Sat 25/7

6:35 a.m.-2:30 p.m.

1 stop13h 55m

C$ 1,202

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

6:50 p.m.-10:55 p.m.

2 stops22h 05m

Trieste Ronchi dei Legionari

Wed 17/6

6:35 a.m.-4:55 p.m.

2 stops16h 20m

C$ 1,223

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Thu 18/6

9:30 p.m.-8:15 p.m.

2 stops16h 45m

Trieste Ronchi dei Legionari

Sat 25/7

4:25 p.m.-6:35 p.m.

3 stops32h 10m

C$ 1,341

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Tue 16/6

12:47 p.m.-2:30 p.m.

2 stops19h 43m

Trieste Ronchi dei Legionari

Sat 27/6

3:15 p.m.-4:55 p.m.

2 stops31h 40m

C$ 1,369

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Fri 28/8

6:45 a.m.-9:55 p.m.

2 stops33h 10m

Trieste Ronchi dei Legionari

Fri 11/9

6:10 a.m.-12:25 a.m.

2 stops24h 15m

C$ 1,396
Quickest round-trip

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

6:05 p.m.-2:00 p.m.

1 stop13h 55m

Trieste Ronchi dei Legionari

Wed 17/6

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

1 stop11h 35m

C$ 1,472
Cheapest one-way

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

5:45 p.m.-11:50 p.m.

3 stops24h 05m

C$ 478

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Fri 28/8

5:45 p.m.-11:45 p.m.

3 stops24h 00m

C$ 543

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Sat 11/7

6:20 p.m.-10:25 a.m.

2 stops34h 05m

C$ 713
Quickest one-way

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Mon 20/7

11:23 a.m.-10:25 a.m.

2 stops17h 02m

C$ 713

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/4

Showing 1-10 of 11 resultsSorted by cheapest first
1
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Best time to book a flight from Pierre Elliott Trudeau Intl to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from Pierre Elliott Trudeau Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl?

    For a flight from Montreal Pierre Elliott Trudeau Intl to Trieste, you will be flying into Ronchi dei Legionari. Trieste Ronchi dei Legionari (TRS) is just 29.3 km from the centre of the city. Ronchi dei Legionari is the only Trieste airport and it handles 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day. 0 airlines have flights to Trieste Ronchi dei Legionari from Montreal Pierre Elliott Trudeau Intl on a regular basis.

  • How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Trieste?

    Airlines like KLM fly from Montreal Pierre Elliott Trudeau Intl Airport to Trieste in about 22h 05m. The time it takes to get you to your destination can typically vary by up to . There are 6408 km between Montreal Pierre Elliott Trudeau Intl Airport and Trieste.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Trieste that include hotel bookings?

    Yes. In addition to deals on Pierre Elliott Trudeau Intl to Trieste flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Trieste?

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

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Trieste?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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.

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Alternative routes for Pierre Elliott Trudeau Intl to Trieste

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Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Trieste with no change fees?

Certainly. Search results for flights to Trieste from Pierre Elliott Trudeau Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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