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Cheap flights from Montana to Montreal Pierre Elliott Trudeau Intl Airport from C$ 452

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — YUL
5 Jun — 12 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montana to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Montana to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Montana to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 May 2026.

Tue 2/612:42 p.m.
BIL
-
YUL
2 stops19h 08m
American Airlines
Tue 9/610:30 a.m.
YUL
-
BIL
2 stops14h 45m
American Airlines
Deal found 3/5C$ 768
Wed 23/91:13 p.m.
BIL
-
YUL
2 stops18h 32m
American Airlines
Wed 7/1010:30 a.m.
YUL
-
BIL
2 stops14h 11m
American Airlines
Deal found 2/5C$ 783
Mon 20/71:29 p.m.
BIL
-
YUL
2 stops18h 19m
American Airlines
Wed 22/710:30 a.m.
YUL
-
BIL
2 stops14h 43m
American Airlines
Deal found 3/5C$ 811
Mon 14/912:17 p.m.
BIL
-
YUL
2 stops19h 28m
American Airlines
Mon 21/910:35 a.m.
YUL
-
BIL
2 stops14h 06m
American Airlines
Deal found 3/5C$ 868
Fri 19/612:53 p.m.
BIL
-
YUL
1 stop20h 49m
American Airlines
Fri 26/612:30 p.m.
YUL
-
BIL
1 stop25h 53m
American Airlines
Deal found 5/5C$ 879
Tue 11/84:15 p.m.
BZN
-
YUL
2 stops17h 29m
American Airlines
Tue 25/85:34 p.m.
YUL
-
BZN
2 stops21h 28m
American Airlines
Deal found 5/5C$ 964
Fri 5/65:00 p.m.
BZN
-
YUL
2 stops18h 54m
American Airlines
Mon 8/65:33 p.m.
YUL
-
BZN
1 stop24h 16m
American Airlines
Deal found 2/5C$ 975
Tue 26/54:57 p.m.
BZN
-
YUL
1 stop16h 47m
American Airlines
Fri 29/55:33 p.m.
YUL
-
BZN
1 stop20h 30m
American Airlines
Deal found 3/5C$ 1,045
Tue 11/84:15 p.m.
BZN
-
YUL
2 stops17h 29m
American Airlines
Mon 24/812:30 p.m.
YUL
-
BZN
1 stop25h 35m
American Airlines
Deal found 5/5C$ 1,051
Mon 25/54:57 p.m.
BZN
-
YUL
1 stop16h 47m
American Airlines
Fri 29/512:30 p.m.
YUL
-
BZN
1 stop25h 33m
American Airlines
Deal found 4/5C$ 1,083
Mon 17/84:40 p.m.
FCA
-
YUL
1 stop17h 04m
American Airlines
Thu 20/85:34 p.m.
YUL
-
FCA
1 stop24h 24m
American Airlines
Deal found 4/5C$ 1,131
Mon 9/116:31 a.m.
FCA
-
YUL
1 stop8h 27m
United Airlines
Wed 11/116:15 p.m.
YUL
-
FCA
2 stops21h 18m
United Airlines
Deal found 2/5C$ 1,241

Find flight deals from Montana to Pierre Elliott Trudeau Intl

Keep the following information in mind while searching for Montana to Pierre Elliott Trudeau Intl flight deals. Data was last updated 6 May 2026.

Round-trip from

C$ 768

One-way from

C$ 452
American Airlines
  • American Airlines
  • 2/6-9/6
  • 4 total stops
  • 33h 53m total
  • Montana to Montreal
Search Deals
American Airlines
  • American Airlines
  • 28/5
  • 1 total stop
  • 23h 21m total
  • Montana to Montreal
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Pierre Elliott Trudeau Intl 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 6 May 2026.
Use the filters below to find and compare flights from Montana to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Tue 2/6

12:42 p.m.-9:50 a.m.

2 stops19h 08m

Montreal Pierre Elliott Trudeau Intl

Tue 9/6

10:30 a.m.-11:15 p.m.

2 stops14h 45m

C$ 768

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Wed 23/9

1:13 p.m.-9:45 a.m.

2 stops18h 32m

Montreal Pierre Elliott Trudeau Intl

Wed 7/10

10:30 a.m.-10:41 p.m.

2 stops14h 11m

C$ 783

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Mon 14/9

12:17 p.m.-9:45 a.m.

2 stops19h 28m

Montreal Pierre Elliott Trudeau Intl

Mon 21/9

10:35 a.m.-10:41 p.m.

2 stops14h 06m

C$ 868

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Fri 19/6

1:33 p.m.-9:50 a.m.

2 stops18h 17m

Montreal Pierre Elliott Trudeau Intl

Fri 26/6

12:30 p.m.-12:23 p.m.

1 stop25h 53m

C$ 897

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Fri 5/6

5:00 p.m.-1:54 p.m.

2 stops18h 54m

Montreal Pierre Elliott Trudeau Intl

Mon 8/6

5:33 p.m.-3:49 p.m.

1 stop24h 16m

C$ 975

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Tue 11/8

4:15 p.m.-11:44 a.m.

2 stops17h 29m

Montreal Pierre Elliott Trudeau Intl

Mon 24/8

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

1 stop25h 35m

C$ 1,051

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Mon 25/5

4:57 p.m.-11:44 a.m.

1 stop16h 47m

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

12:30 p.m.-12:03 p.m.

1 stop25h 33m

C$ 1,083

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Tue 26/5

4:43 p.m.-11:44 a.m.

2 stops17h 01m

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

12:30 p.m.-12:03 p.m.

1 stop25h 33m

C$ 1,096
Quickest round-trip

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Wed 30/9

2:00 p.m.-11:56 p.m.

1 stop7h 56m

Montreal Pierre Elliott Trudeau Intl

Wed 7/10

12:45 p.m.-12:10 a.m.

2 stops13h 25m

C$ 1,122

KalispellMontreal

FCA - YUL

FCAYUL

Kalispell Glacier Park

Mon 17/8

3:40 p.m.-12:27 p.m.

2 stops18h 47m

Montreal Pierre Elliott Trudeau Intl

Thu 20/8

5:34 p.m.-12:33 p.m.

1 stop20h 59m

C$ 1,145

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/5

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Montana 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 Montana to Montreal Pierre Elliott Trudeau Intl Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Montana to Pierre Elliott Trudeau Intl. 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 Montana to Montreal Pierre Elliott Trudeau Intl Airport?

    Airlines like American Airlines fly from Montana to Montreal Pierre Elliott Trudeau Intl Airport in about 18h 32m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 2683 km.

  • What are the most popular routes from Montana to Montreal Pierre Elliott Trudeau Intl Airport?

    Most travellers choose Bozeman Gallatin Field - Montreal Pierre Elliott Trudeau Intl, Billings Logan Intl - Montreal Pierre Elliott Trudeau Intl or Kalispell Glacier Park - Montreal Pierre Elliott Trudeau Intl when deciding on the best route from Montana to Montreal Pierre Elliott Trudeau Intl Airport.

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

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

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

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

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

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

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Dorval
Trois-Rivières
Sherbrooke
Brossard
Montebello
Cornwall
Longueuil
Boucherville
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

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Alternative routes for Montana to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Yes! Cheapflights helps users easily find flights from Montana to Pierre Elliott Trudeau Intl with no change fees.

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Yes! Start tracking prices for Montana to Pierre Elliott Trudeau Intl 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.

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