How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls?

There are many flights that can get you from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls in 17h 53m. Fly via Delta to get the fastest option. The distance from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls is about 2860 km.

In terms of precipitation, rainfall in Great Falls ranges from 13.0 - 64.0 mm per month. June is typically the wettest month, when rainfall can reach 64.0 mm. January is typically the driest time to visit Great Falls when rainfall is around 13.0 mm.

If weather is an important factor for your trip to Great Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -4.0 C).

What is the cheapest time of day to fly from YUL to GTF?

When flying from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Great Falls from Montreal Pierre Elliott Trudeau Intl?

If you book a flight to Great Falls from Montreal Pierre Elliott Trudeau Intl, you will be flying to Great Falls, which is the city’s only airport. Great Falls (GTF) is located 5.7 km from the centre of Great Falls. There are 0 flights from Montreal Pierre Elliott Trudeau Intl to Great Falls per day from 0 different airlines.

How can I find direct flights from Pierre Elliott Trudeau Intl to Great Falls?

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 Great Falls.

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Great Falls?

Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Great Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 940+ Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls

Cheap flight deals from Pierre Elliott Trudeau Intl to Great Falls

Round-trip from	C$ 940

Delta
8/4-10/4
4 total stops
40h 08m total
Montreal to Great Falls

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Best flights from Pierre Elliott Trudeau Intl to Great Falls
Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 October 2025.

Wed 8/47:00 a.m.YUL - GTF

2 stops17h 53mDelta

Fri 10/46:15 p.m.GTF - YUL

2 stops27h 24mDelta

Deal found 26/10C$ 940

Cheapflights Fare Finder

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 8/4

7:00 a.m.-10:53 p.m.

2 stops17h 53m

Great Falls

Fri 10/4

6:15 p.m.-11:39 p.m.

2 stops27h 24m

C$ 940

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/10

Best time to book a flight from Pierre Elliott Trudeau Intl to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls 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

What airport do you fly into for flights to Great Falls from Montreal Pierre Elliott Trudeau Intl?
If you book a flight to Great Falls from Montreal Pierre Elliott Trudeau Intl, you will be flying to Great Falls, which is the city’s only airport. Great Falls (GTF) is located 5.7 km from the centre of Great Falls. There are 0 flights from Montreal Pierre Elliott Trudeau Intl to Great Falls per day from 0 different airlines.
How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls?
There are many flights that can get you from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls in 17h 53m. Fly via Delta to get the fastest option. The distance from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls is about 2860 km.
Can I find deals for flights from Pierre Elliott Trudeau Intl to Great Falls that include hotel bookings?
Yes. In addition to deals on Pierre Elliott Trudeau Intl to Great Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pierre Elliott Trudeau Intl to Great Falls?
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 Great Falls.
Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Great Falls?
Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Great Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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