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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls from C$ 475

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls departing on 20/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls

Cheap round-trip flights

United Airlines Logo
7:10 p.m. - 9:11 p.m.YUL-GTF
28h 01m2 stops
United Airlines Logo
7:00 a.m. - 6:53 a.m.GTF-YUL
21h 53m2 stops
C$ 875United Airlines
Find Deal
Wed, 1 Oct - Wed, 8 Oct
United Airlines Logo
9:45 a.m. - 9:11 p.m.YUL-GTF
13h 26m2 stops
United Airlines Logo
7:00 a.m. - 5:00 p.m.GTF-YUL
8h 00m1 stop
C$ 1,219United Airlines
Find Deal
Wed, 1 Oct - Wed, 8 Oct
United Airlines Logo
5:25 p.m. - 9:11 p.m.YUL-GTF
29h 46m1 stop
United Airlines Logo
7:00 a.m. - 5:00 p.m.GTF-YUL
8h 00m1 stop
C$ 4,114United Airlines
Find Deal
Wed, 1 Oct - Wed, 8 Oct

United Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Great Falls flight tickets
United Airlines
1 Oct
YUL7:10 p.m.Montreal Pierre Elliott Trudeau Intl
28h 01m
2 stops
GTF9:11 p.m.Great Falls
8 Oct
GTF7:00 a.m.Great Falls
21h 53m
2 stops
YUL6:53 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 875
Find similar
United Airlines
1 Oct
YUL9:45 a.m.Montreal Pierre Elliott Trudeau Intl
13h 26m
2 stops
GTF9:11 p.m.Great Falls
8 Oct
GTF7:00 a.m.Great Falls
8h 00m
1 stop
YUL5:00 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,219
Find similar
United Airlines
1 Oct
YUL5:25 p.m.Montreal Pierre Elliott Trudeau Intl
29h 46m
1 stop
GTF9:11 p.m.Great Falls
8 Oct
GTF7:00 a.m.Great Falls
8h 00m
1 stop
YUL5:00 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 4,114
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls 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 17 September 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Wed 1/10

7:10 p.m.-9:11 p.m.

2 stops28h 01m

Great Falls

Wed 8/10

7:00 a.m.-6:53 a.m.

2 stops21h 53m

C$ 875

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Wed 1/10

9:45 a.m.-9:11 p.m.

2 stops13h 26m

Great Falls

Wed 8/10

7:00 a.m.-5:00 p.m.

1 stop8h 00m

C$ 1,219

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Wed 1/10

5:25 p.m.-9:11 p.m.

1 stop29h 46m

Great Falls

Wed 8/10

7:00 a.m.-5:00 p.m.

1 stop8h 00m

C$ 4,114

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Mon 20/10

6:45 p.m.-1:26 p.m.

2 stops20h 41m

C$ 475

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Sun 19/10

6:45 p.m.-1:26 p.m.

2 stops20h 41m

C$ 525

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Mon 20/10

6:45 a.m.-5:35 p.m.

3 stops36h 50m

C$ 528

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls

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 Montreal Pierre Elliott Trudeau Intl to Great Falls?

United Airlines is the most popular carrier operating from Montreal Pierre Elliott Trudeau Intl to Great Falls

When to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Great Falls (YUL to GTF) flight deals and tips

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

Direct flights

None
There are no direct flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls. There are no popular flight routes from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls.
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  • How far is Montreal Pierre Elliott Trudeau Intl to Great Falls by plane?

    There are 2854.0 km between Montreal Pierre Elliott Trudeau Intl and Great Falls. Flights usually cover this in 13h 26m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls Airport are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls Airport.

  • What documentation or ID do you need to fly to Great Falls Airport?

    The required travel and health documents for your Great Falls 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 Great Falls Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Great Falls?

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Why use momondo?

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

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 Montreal to Great Falls for you.

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

Yes. All flights to Great Falls from Montreal on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Montreal to Great Falls?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Montreal to Great Falls.

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

Price alerts on flights to Great Falls from Montreal 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.

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