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Cheap flights from Montana to Montreal from C$ 365

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Montreal departing on 16/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Montana to Montreal

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:49 p.m. - 9:48 a.m.
BIL
-
YUL
18h 59m
2 stops
American Airlines Logo
10:30 a.m. - 11:13 p.m.
YUL
-
BIL
14h 43m
2 stops
C$ 842American Airlines
Wed, 15 Jul - Wed, 22 Jul
American Airlines Logo
12:49 p.m. - 11:43 a.m.
BIL
-
YUL
20h 54m
1 stop
American Airlines Logo
10:30 a.m. - 11:13 p.m.
YUL
-
BIL
14h 43m
2 stops
C$ 861American Airlines
Wed, 15 Jul - Wed, 22 Jul
American Airlines Logo
12:49 p.m. - 11:43 a.m.
BIL
-
YUL
20h 54m
1 stop
American Airlines Logo
12:30 p.m. - 12:19 p.m.
YUL
-
BIL
25h 49m
1 stop
C$ 876American Airlines
Tue, 7 Jul - Tue, 14 Jul
American Airlines Logo
1:29 p.m. - 9:48 a.m.
BIL
-
YUL
18h 19m
2 stops
American Airlines Logo
10:30 a.m. - 11:13 p.m.
YUL
-
BIL
14h 43m
2 stops
C$ 879American Airlines
Tue, 7 Jul - Tue, 14 Jul
American Airlines Logo
12:49 p.m. - 9:48 a.m.
BIL
-
YUL
18h 59m
2 stops
American Airlines Logo
12:30 p.m. - 12:19 p.m.
YUL
-
BIL
25h 49m
1 stop
C$ 881American Airlines
Tue, 7 Jul - Tue, 14 Jul
American Airlines Logo
4:48 p.m. - 11:42 a.m.
FCA
-
YUL
16h 54m
1 stop
American Airlines Logo
5:33 p.m. - 12:45 p.m.
YUL
-
FCA
21h 12m
1 stop
C$ 929American Airlines
Wed, 24 Jun - Mon, 29 Jun
American Airlines Logo
4:48 p.m. - 1:54 p.m.
FCA
-
YUL
19h 06m
2 stops
American Airlines Logo
12:30 p.m. - 12:45 p.m.
YUL
-
FCA
26h 15m
1 stop
C$ 943American Airlines
Wed, 24 Jun - Mon, 29 Jun
American Airlines Logo
12:49 p.m. - 11:43 a.m.
BIL
-
YUL
20h 54m
1 stop
American Airlines Logo
5:30 p.m. - 12:19 p.m.
YUL
-
BIL
20h 49m
1 stop
C$ 950American Airlines
Wed, 15 Jul - Wed, 22 Jul
United Airlines Logo
4:30 p.m. - 11:56 a.m.
BZN
-
YUL
17h 26m
2 stops
United Airlines Logo
3:30 p.m. - 3:23 p.m.
YUL
-
BZN
25h 53m
2 stops
C$ 1,122United Airlines
Mon, 31 Aug - Tue, 1 Sep
United Airlines Logo
4:30 p.m. - 12:03 p.m.
BZN
-
YUL
17h 33m
2 stops
United Airlines Logo
3:25 p.m. - 12:10 p.m.
YUL
-
BZN
22h 45m
1 stop
C$ 1,145United Airlines
Mon, 31 Aug - Tue, 1 Sep

United Airlines flights from Montana to Montreal Pierre Elliott Trudeau Intl Airport

Our best United Airlines deals on Montana to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
United Airlines
31 Aug
BZN4:30 p.m.Bozeman Gallatin Field
17h 26m
2 stops
YUL11:56 a.m.Montreal Pierre Elliott Trudeau Intl
1 Sep
YUL3:30 p.m.Montreal Pierre Elliott Trudeau Intl
25h 53m
2 stops
BZN3:23 p.m.Bozeman Gallatin Field
C$ 1,122
United Airlines
31 Aug
BZN4:30 p.m.Bozeman Gallatin Field
17h 33m
2 stops
YUL12:03 p.m.Montreal Pierre Elliott Trudeau Intl
1 Sep
YUL3:25 p.m.Montreal Pierre Elliott Trudeau Intl
22h 45m
1 stop
BZN12:10 p.m.Bozeman Gallatin Field
C$ 1,145
United Airlines
23 Jun
BZN12:48 p.m.Bozeman Gallatin Field
6h 38m
1 stop
YUL9:26 p.m.Montreal Pierre Elliott Trudeau Intl
11 Jul
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
8h 02m
1 stop
BZN12:02 p.m.Bozeman Gallatin Field
C$ 1,177

American Airlines flights from Montana to Montreal Pierre Elliott Trudeau Intl Airport

Our best American Airlines deals on Montana to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
American Airlines
15 Jul
BIL12:49 p.m.Billings Logan Intl
18h 59m
2 stops
YUL9:48 a.m.Montreal Pierre Elliott Trudeau Intl
22 Jul
YUL10:30 a.m.Montreal Pierre Elliott Trudeau Intl
14h 43m
2 stops
BIL11:13 p.m.Billings Logan Intl
C$ 842
American Airlines
15 Jul
BIL12:49 p.m.Billings Logan Intl
20h 54m
1 stop
YUL11:43 a.m.Montreal Pierre Elliott Trudeau Intl
22 Jul
YUL10:30 a.m.Montreal Pierre Elliott Trudeau Intl
14h 43m
2 stops
BIL11:13 p.m.Billings Logan Intl
C$ 861
American Airlines
7 Jul
BIL12:49 p.m.Billings Logan Intl
20h 54m
1 stop
YUL11:43 a.m.Montreal Pierre Elliott Trudeau Intl
14 Jul
YUL12:30 p.m.Montreal Pierre Elliott Trudeau Intl
25h 49m
1 stop
BIL12:19 p.m.Billings Logan Intl
C$ 876

momondo Fare Finder

 
Customize your flight search to find flights from Montana to Montreal Pierre Elliott Trudeau Intl Airport 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, momondo users made 96,600 searches. Data last updated 4 June 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

Wed 15/7

12:49 p.m.-9:48 a.m.

2 stops18h 59m

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

10:30 a.m.-11:13 p.m.

2 stops14h 43m

C$ 842

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Wed 15/7

12:49 p.m.-11:43 a.m.

1 stop20h 54m

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

10:30 a.m.-11:13 p.m.

2 stops14h 43m

C$ 861

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Tue 7/7

12:49 p.m.-11:43 a.m.

1 stop20h 54m

Montreal Pierre Elliott Trudeau Intl

Tue 14/7

12:30 p.m.-12:19 p.m.

1 stop25h 49m

C$ 876
Quickest round-trip

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Tue 7/7

1:29 p.m.-9:48 a.m.

2 stops18h 19m

Montreal Pierre Elliott Trudeau Intl

Tue 14/7

10:30 a.m.-11:13 p.m.

2 stops14h 43m

C$ 879

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Tue 7/7

12:49 p.m.-9:48 a.m.

2 stops18h 59m

Montreal Pierre Elliott Trudeau Intl

Tue 14/7

12:30 p.m.-12:19 p.m.

1 stop25h 49m

C$ 881

KalispellMontreal

FCA - YUL

FCAYUL

Kalispell Glacier Park

Wed 24/6

4:48 p.m.-11:42 a.m.

1 stop16h 54m

Montreal Pierre Elliott Trudeau Intl

Mon 29/6

5:33 p.m.-12:45 p.m.

1 stop21h 12m

C$ 929

KalispellMontreal

FCA - YUL

FCAYUL

Kalispell Glacier Park

Wed 24/6

4:48 p.m.-1:54 p.m.

2 stops19h 06m

Montreal Pierre Elliott Trudeau Intl

Mon 29/6

12:30 p.m.-12:45 p.m.

1 stop26h 15m

C$ 943

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Wed 15/7

12:49 p.m.-11:43 a.m.

1 stop20h 54m

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

5:30 p.m.-12:19 p.m.

1 stop20h 49m

C$ 950

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Mon 31/8

4:30 p.m.-11:56 a.m.

2 stops17h 26m

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

3:30 p.m.-3:23 p.m.

2 stops25h 53m

C$ 1,122

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Mon 31/8

4:30 p.m.-12:03 p.m.

2 stops17h 33m

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

3:25 p.m.-12:10 p.m.

1 stop22h 45m

C$ 1,145

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Montana to Montreal Pierre Elliott Trudeau Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Montana to Montreal Pierre Elliott Trudeau Intl?

American Airlines, Air Canada, and Delta are the most popular carriers operating from Montana to Montreal Pierre Elliott Trudeau Intl

Cheap Montana to Montreal Pierre Elliott Trudeau Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Montreal Pierre Elliott Trudeau Intl Airport

Fastest flight time

8h 51m

Direct flights

None
The fastest flight from Montana to Montreal Pierre Elliott Trudeau Intl Airport takes 8h 51m
There are no direct flights from Montana to Montreal Pierre Elliott Trudeau Intl Airport. There are no popular flight routes from Montana to Montreal Pierre Elliott Trudeau Intl Airport.
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Frequently asked questions about flying from Montana to Montreal Pierre Elliott Trudeau Intl Airport

  • When did momondo last update prices for flights from Montana to Montreal Pierre Elliott Trudeau Intl Airport?

    Prices for flights from Montana to Montreal Pierre Elliott Trudeau Intl Airport refresh daily.

  • How old do you have to be to fly from Montana to Montreal Pierre Elliott Trudeau Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montana to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The required travel and health documents for your Montreal Pierre Elliott Trudeau Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Montreal Pierre Elliott Trudeau Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Montreal?

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

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Montreal?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montana to Montreal for you.

Can I find flights from Montana to Montreal with flexible booking policies on momondo?

momondo does allow users to show only those flights to Montreal from Montana which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Montana to Montreal?

Once all potential Montana to Montreal flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Montana to Montreal right now. Can momondo alert me if prices change?

Price alerts on flights to Montreal from Montana are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Montreal Pierre Elliott Trudeau Intl Airport trip

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