Find flights
When to book
FAQs

Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Trieste from C$ 459

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — TRS
23 Aug — 30 Aug1
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 24 July 2026.

Thu 5/115:10 p.m.
YUL
-
TRS
2 stops15h 20m
Multiple Airlines
Wed 18/117:15 p.m.
TRS
-
YUL
2 stops34h 10m
Multiple Airlines
Deal found 19/7C$ 930
Mon 17/811:00 p.m.
YUL
-
TRS
1 stop14h 00m
Multiple Airlines
Sat 29/86:00 a.m.
TRS
-
YUL
1 stop21h 00m
Multiple Airlines
Deal found 22/7C$ 950
Mon 17/811:00 p.m.
YUL
-
TRS
1 stop14h 00m
Multiple Airlines
Thu 27/87:30 a.m.
TRS
-
YUL
2 stops43h 30m
Multiple Airlines
Deal found 22/7C$ 992
Mon 17/811:00 p.m.
YUL
-
TRS
1 stop14h 00m
Multiple Airlines
Sun 30/86:15 p.m.
TRS
-
YUL
2 stops25h 45m
Multiple Airlines
Deal found 22/7C$ 1,008
Sun 16/88:25 p.m.
YUL
-
TRS
1 stop20h 30m
Multiple Airlines
Sat 29/86:35 a.m.
TRS
-
YUL
1 stop14h 45m
Multiple Airlines
Deal found 22/7C$ 1,036
Sun 16/89:45 p.m.
YUL
-
TRS
1 stop19h 10m
Multiple Airlines
Fri 28/86:35 a.m.
TRS
-
YUL
1 stop13h 55m
Multiple Airlines
Deal found 22/7C$ 1,077
Thu 13/87:25 p.m.
YUL
-
TRS
1 stop21h 30m
Multiple Airlines
Sat 29/86:35 a.m.
TRS
-
YUL
1 stop16h 45m
Multiple Airlines
Deal found 22/7C$ 1,078
Mon 17/811:00 p.m.
YUL
-
TRS
1 stop14h 00m
Multiple Airlines
Mon 31/88:10 p.m.
TRS
-
YUL
2 stops25h 10m
Multiple Airlines
Deal found 22/7C$ 1,094

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 24 July 2026.

Round-trip from

C$ 930

One-way from

C$ 459
5/11-18/11
  • 5/11-18/11
  • 4 total stops
  • 49h 30m total
  • Montreal to Trieste
Search Deals
21/9
  • 21/9
  • 2 total stops
  • 37h 20m 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 24 July 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

Thu 5/11

3:10 p.m.-2:30 p.m.

2 stops17h 20m

Trieste Ronchi dei Legionari

Wed 18/11

6:35 a.m.-4:15 p.m.

1 stop15h 40m

C$ 1,029

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Thu 13/8

7:25 p.m.-10:55 p.m.

1 stop21h 30m

Trieste Ronchi dei Legionari

Sat 29/8

6:35 a.m.-5:20 p.m.

1 stop16h 45m

C$ 1,078

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

5:30 p.m.-1:55 p.m.

2 stops14h 25m

Trieste Ronchi dei Legionari

Fri 28/8

6:10 a.m.-2:30 p.m.

2 stops14h 20m

C$ 1,178
Quickest round-trip

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Sun 16/8

6:40 p.m.-1:45 p.m.

2 stops13h 05m

Trieste Ronchi dei Legionari

Fri 28/8

6:10 a.m.-2:30 p.m.

2 stops14h 20m

C$ 1,194

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Sun 13/9

8:15 a.m.-10:25 a.m.

2 stops44h 10m

Trieste Ronchi dei Legionari

Sat 19/9

6:35 a.m.-11:23 a.m.

2 stops34h 48m

C$ 1,349

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Sat 26/9

1:10 p.m.-6:30 p.m.

2 stops23h 20m

Trieste Ronchi dei Legionari

Tue 29/9

6:35 a.m.-5:21 p.m.

2 stops16h 46m

C$ 1,381

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

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

2 stops17h 02m

Trieste Ronchi dei Legionari

Mon 31/8

6:35 a.m.-10:06 p.m.

2 stops21h 31m

C$ 1,381
Cheapest one-way

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Mon 21/9

11:50 p.m.-7:10 p.m.

2 stops37h 20m

C$ 459

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

11:35 p.m.-11:05 p.m.

2 stops41h 30m

C$ 474

MontrealTrieste

YUL - TRS

YULTRS

Montreal Pierre Elliott Trudeau Intl

Tue 22/9

5:45 p.m.-6:30 p.m.

3 stops42h 45m

C$ 1,471

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/7

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

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 Lufthansa fly from Montreal Pierre Elliott Trudeau Intl Airport to Trieste in about 14h 25m. 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Pierre Elliott Trudeau Intl to Trieste

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Vicenza flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Trieste?

Cheapflights makes it easy to find Pierre Elliott Trudeau Intl to Trieste flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Trieste?

Cheapflights helps you find that perfect flight to Trieste from Pierre Elliott Trudeau Intl 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 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.

Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to Trieste become cheaper?

Yes! Start tracking prices for Pierre Elliott Trudeau Intl to Trieste flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.