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Cheap flights from Montana to Montreal Pierre Elliott Trudeau Intl Airport from C$ 339

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — YUL
21 Apr — 28 Apr1
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 22 March 2026.

Thu 25/65:18 a.m.
BIL
-
YUL
2 stops16h 41m
Delta
Sat 4/79:30 a.m.
YUL
-
BIL
2 stops12h 32m
Delta
Deal found 22/3C$ 872
Tue 5/52:30 p.m.
BIL
-
YUL
2 stops19h 30m
United Airlines
Sat 9/56:10 a.m.
YUL
-
BIL
2 stops16h 47m
United Airlines
Deal found 20/3C$ 878
Tue 5/51:43 p.m.
BZN
-
YUL
2 stops20h 01m
American Airlines
Tue 12/51:03 p.m.
YUL
-
BZN
2 stops25h 48m
American Airlines
Deal found 21/3C$ 914
Sat 18/412:32 p.m.
BZN
-
YUL
1 stop21h 19m
United Airlines
Wed 22/46:10 a.m.
YUL
-
BZN
2 stops17h 22m
United Airlines
Deal found 19/3C$ 918
Mon 20/42:40 p.m.
BZN
-
YUL
3 stops23h 30m
United Airlines
Mon 27/45:50 p.m.
YUL
-
BZN
2 stops19h 41m
United Airlines
Deal found 21/3C$ 931
Thu 25/611:27 a.m.
BZN
-
YUL
1 stop10h 07m
Delta
Sat 4/77:00 a.m.
YUL
-
BZN
2 stops16h 59m
Delta
Deal found 19/3C$ 953
Tue 5/56:35 a.m.
BIL
-
YUL
1 stop6h 53m
Air Canada
Wed 6/58:10 a.m.
YUL
-
BIL
1 stop14h 47m
Air Canada
Deal found 18/3C$ 963
Fri 3/74:58 p.m.
BZN
-
YUL
1 stop16h 46m
American Airlines
Sat 18/75:31 p.m.
YUL
-
BZN
1 stop21h 01m
American Airlines
Deal found 20/3C$ 982
Tue 5/52:30 p.m.
BIL
-
YUL
2 stops18h 10m
United Airlines
Wed 6/52:20 p.m.
YUL
-
BIL
2 stops10h 25m
United Airlines
Deal found 17/3C$ 989
Mon 20/41:43 p.m.
BZN
-
YUL
2 stops20h 01m
American Airlines
Mon 27/43:45 p.m.
YUL
-
BZN
1 stop23h 08m
American Airlines
Deal found 21/3C$ 995
Tue 5/52:40 p.m.
BZN
-
YUL
2 stops18h 00m
United Airlines
Tue 12/58:40 a.m.
YUL
-
BZN
1 stop15h 58m
United Airlines
Deal found 21/3C$ 1,001
Sat 25/42:33 p.m.
FCA
-
YUL
2 stops18h 07m
United Airlines
Wed 29/46:45 a.m.
YUL
-
FCA
2 stops16h 42m
United Airlines
Deal found 18/3C$ 1,028

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 22 March 2026.

Round-trip from

C$ 872

One-way from

C$ 339
Delta
  • Delta
  • 25/6-4/7
  • 4 total stops
  • 29h 13m total
  • Montana to Montreal
Search Deals
American Airlines
  • American Airlines
  • 5/8
  • 2 total stops
  • 18h 37m 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 22 March 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

Thu 25/6

5:18 a.m.-11:59 p.m.

2 stops16h 41m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

9:30 a.m.-8:02 p.m.

2 stops12h 32m

C$ 872

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Tue 5/5

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

2 stops19h 30m

Montreal Pierre Elliott Trudeau Intl

Sat 9/5

6:10 a.m.-8:57 p.m.

2 stops16h 47m

C$ 878

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Sat 18/4

4:19 p.m.-11:51 a.m.

2 stops17h 32m

Montreal Pierre Elliott Trudeau Intl

Wed 22/4

6:10 a.m.-9:32 p.m.

2 stops17h 22m

C$ 925

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Thu 25/6

11:27 a.m.-11:34 p.m.

1 stop10h 07m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

7:00 a.m.-9:59 p.m.

2 stops16h 59m

C$ 953

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Tue 5/5

6:35 a.m.-3:28 p.m.

1 stop6h 53m

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

8:10 a.m.-8:57 p.m.

1 stop14h 47m

C$ 963

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Tue 5/5

2:30 p.m.-10:40 a.m.

2 stops18h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

2:20 p.m.-10:45 p.m.

2 stops10h 25m

C$ 989

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Fri 3/7

4:14 p.m.-11:44 a.m.

2 stops17h 30m

Montreal Pierre Elliott Trudeau Intl

Sat 18/7

5:31 p.m.-12:32 p.m.

1 stop21h 01m

C$ 996

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Thu 25/6

6:00 p.m.-5:24 p.m.

2 stops21h 24m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

8:40 a.m.-9:34 a.m.

2 stops26h 54m

C$ 999

KalispellMontreal

FCA - YUL

FCAYUL

Kalispell Glacier Park

Sat 25/4

2:33 p.m.-10:40 a.m.

2 stops18h 07m

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

6:45 a.m.-9:27 p.m.

2 stops16h 42m

C$ 1,028

KalispellMontreal

FCA - YUL

FCAYUL

Kalispell Glacier Park

Fri 8/5

2:33 p.m.-12:00 p.m.

2 stops19h 27m

Montreal Pierre Elliott Trudeau Intl

Tue 12/5

6:10 a.m.-9:57 p.m.

2 stops17h 47m

C$ 1,028

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/3

Showing 1-10 of 22 resultsSorted by cheapest first
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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 Delta, United Airlines, and Air Canada fly from Montana to Montreal Pierre Elliott Trudeau Intl Airport in about 6h 53m. The time it takes to get you to your destination can typically vary by up to 12h 37m. Airlines will cover a distance of 2683 km. Both multi-stop and direct flights can be found to your destination and back.

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

    Most travellers choose Kalispell Glacier Park - Montreal Pierre Elliott Trudeau Intl, Billings Logan Intl - Montreal Pierre Elliott Trudeau Intl or Bozeman Gallatin Field - 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
Trois-Rivières
Dorval
Sherbrooke
Cornwall
Montebello
Brossard
Boucherville
Longueuil
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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