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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Klagenfurt from C$ 645

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — KLU
14 Mar — 21 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Klagenfurt

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to Klagenfurt
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Klagenfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 February 2026.

Tue 2/66:35 p.m.
YUL
-
KLU
1 stop13h 25m
Austrian Airlines
Sat 13/65:45 a.m.
KLU
-
YUL
1 stop14h 05m
Austrian Airlines
Deal found 9/2C$ 1,045
Thu 4/66:35 p.m.
YUL
-
KLU
1 stop13h 25m
Austrian Airlines
Sun 14/63:00 p.m.
KLU
-
YUL
1 stop28h 50m
Austrian Airlines
Deal found 9/2C$ 1,074
Thu 4/66:35 p.m.
YUL
-
KLU
1 stop13h 25m
Austrian Airlines
Sat 13/65:45 a.m.
KLU
-
YUL
2 stops18h 06m
Austrian Airlines
Deal found 9/2C$ 1,085
Wed 3/62:10 p.m.
YUL
-
KLU
2 stops17h 50m
Austrian Airlines
Mon 15/65:45 a.m.
KLU
-
YUL
1 stop14h 05m
Austrian Airlines
Deal found 9/2C$ 1,135
Wed 3/62:10 p.m.
YUL
-
KLU
2 stops17h 50m
Austrian Airlines
Sat 13/65:45 a.m.
KLU
-
YUL
2 stops18h 06m
Austrian Airlines
Deal found 9/2C$ 1,146
Tue 2/62:10 p.m.
YUL
-
KLU
2 stops17h 50m
Austrian Airlines
Mon 15/65:45 a.m.
KLU
-
YUL
2 stops16h 36m
Austrian Airlines
Deal found 9/2C$ 1,307
Thu 4/62:10 p.m.
YUL
-
KLU
2 stops17h 50m
Austrian Airlines
Mon 15/65:45 a.m.
KLU
-
YUL
2 stops18h 06m
Austrian Airlines
Deal found 9/2C$ 1,337
Mon 1/66:35 p.m.
YUL
-
KLU
1 stop13h 25m
Air Canada
Wed 17/65:45 a.m.
KLU
-
YUL
1 stop14h 05m
Air Canada
Deal found 9/2C$ 1,425

Find flight deals from Pierre Elliott Trudeau Intl to Klagenfurt

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Klagenfurt (KLU). 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 12 February 2026.

Round-trip from

C$ 1,045

One-way from

C$ 645
Austrian Airlines
  • Austrian Airlines
  • 2/6-13/6
  • 2 total stops
  • 27h 30m total
  • Montreal to Klagenfurt
Search Deals
3/6
  • 3/6
  • 2 total stops
  • 33h 00m total
  • Montreal to Klagenfurt
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Klagenfurt 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 12 February 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Klagenfurt that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Klagenfurt

Route

Depart

Return

Price

MontrealKlagenfurt

YUL - KLU

YULKLU

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

6:35 p.m.-2:00 p.m.

1 stop13h 25m

Klagenfurt

Sat 13/6

5:45 a.m.-1:50 p.m.

1 stop14h 05m

C$ 1,045

MontrealKlagenfurt

YUL - KLU

YULKLU

Montreal Pierre Elliott Trudeau Intl

Tue 2/6

6:35 p.m.-2:00 p.m.

1 stop13h 25m

Klagenfurt

Sun 14/6

3:00 p.m.-1:50 p.m.

1 stop28h 50m

C$ 1,045

MontrealKlagenfurt

YUL - KLU

YULKLU

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

6:35 p.m.-2:00 p.m.

1 stop13h 25m

Klagenfurt

Mon 15/6

5:45 a.m.-1:50 p.m.

1 stop14h 05m

C$ 1,045

MontrealKlagenfurt

YUL - KLU

YULKLU

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

6:35 p.m.-2:00 p.m.

1 stop13h 25m

Klagenfurt

Sun 14/6

3:00 p.m.-1:50 p.m.

1 stop28h 50m

C$ 1,045

MontrealKlagenfurt

YUL - KLU

YULKLU

Montreal Pierre Elliott Trudeau Intl

Tue 2/6

6:35 p.m.-2:00 p.m.

1 stop13h 25m

Klagenfurt

Mon 15/6

5:45 a.m.-1:50 p.m.

1 stop14h 05m

C$ 1,045

MontrealKlagenfurt

YUL - KLU

YULKLU

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

6:35 p.m.-2:00 p.m.

1 stop13h 25m

Klagenfurt

Mon 15/6

5:45 a.m.-1:50 p.m.

1 stop14h 05m

C$ 1,074

MontrealKlagenfurt

YUL - KLU

YULKLU

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

6:35 p.m.-2:00 p.m.

1 stop13h 25m

Klagenfurt

Sun 14/6

3:00 p.m.-1:50 p.m.

1 stop28h 50m

C$ 1,074

MontrealKlagenfurt

YUL - KLU

YULKLU

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

6:35 p.m.-2:00 p.m.

1 stop13h 25m

Klagenfurt

Sat 13/6

5:45 a.m.-5:51 p.m.

2 stops18h 06m

C$ 1,085

MontrealKlagenfurt

YUL - KLU

YULKLU

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

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

2 stops33h 00m

C$ 645

MontrealKlagenfurt

YUL - KLU

YULKLU

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

6:35 p.m.-2:00 p.m.

1 stop13h 25m

C$ 1,194

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Best time to book a flight from Pierre Elliott Trudeau Intl to Klagenfurt

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

    For a flight from Montreal Pierre Elliott Trudeau Intl to Klagenfurt, you will be flying into Klagenfurt. Klagenfurt (KLU) is just 3.3 km from the centre of the city. Klagenfurt is the only Klagenfurt airport and it handles 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day. 0 airlines have flights to Klagenfurt from Montreal Pierre Elliott Trudeau Intl on a regular basis.

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

    Austrian Airlines can get you from Montreal Pierre Elliott Trudeau Intl Airport to Klagenfurt in just under 13h 25m. Your travel time can differ by up to . Airlines will cover a distance of 6410 km.

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

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

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

    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 Klagenfurt.

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

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

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

Certainly. Search results for flights to Klagenfurt 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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