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Cheap flights from Toronto to Great Falls from C$ 555

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto to Great Falls departing on 1/9. 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

Find the cheapest flights from Toronto to Great Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 a.m. - 10:46 p.m.YYZ  Toronto Pearson Intl-GTF Great Falls
18h 46m2 stops New York John F Kennedy Intl Salt Lake City
Delta Logo
5:35 a.m. - 10:51 p.m.GTF  Great Falls-YYZ Toronto Pearson Intl
15h 16m2 stops Salt Lake City New York John F Kennedy Intl
C$ 793Delta
Sat, 5 Dec - Tue, 8 Dec
United Airlines Logo
9:00 p.m. - 1:29 p.m.YYZ  Toronto Pearson Intl-GTF Great Falls
18h 29m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
6:15 a.m. - 8:44 p.m.GTF  Great Falls-YYZ Toronto Pearson Intl
12h 29m2 stops Denver Intl Chicago O'Hare Intl
C$ 936United Airlines
Sun, 20 Sep - Sun, 27 Sep
United Airlines Logo
4:00 p.m. - 9:20 p.m.YYZ  Toronto Pearson Intl-GTF Great Falls
7h 20m1 stop Denver Intl
United Airlines Logo
6:15 a.m. - 3:12 p.m.GTF  Great Falls-YYZ Toronto Pearson Intl
6h 57m1 stop Denver Intl
C$ 939United Airlines
Sat, 5 Dec - Tue, 8 Dec
United Airlines Logo
8:50 a.m. - 9:12 p.m.YYZ  Toronto Pearson Intl-GTF Great Falls
14h 22m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
6:15 a.m. - 10:36 p.m.GTF  Great Falls-YYZ Toronto Pearson Intl
14h 21m2 stops Denver Intl Houston George Bush Intcntl
C$ 940United Airlines
Tue, 22 Sep - Tue, 29 Sep
United Airlines Logo
12:45 p.m. - 9:22 p.m.YYZ  Toronto Pearson Intl-GTF Great Falls
10h 37m2 stops Washington, D.C. Dulles Intl Denver Intl
United Airlines Logo
2:37 p.m. - 11:49 a.m.GTF  Great Falls-YYZ Toronto Pearson Intl
19h 12m2 stops Denver Intl Chicago O'Hare Intl
C$ 943United Airlines
Thu, 24 Sep - Thu, 1 Oct
United Airlines Logo
8:35 a.m. - 9:38 p.m.YYZ  Toronto Pearson Intl-GTF Great Falls
15h 03m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
6:30 a.m. - 3:02 p.m.GTF  Great Falls-YYZ Toronto Pearson Intl
6h 32m1 stop Denver Intl
C$ 952United Airlines
Fri, 30 Oct - Tue, 3 Nov
United Airlines Logo
10:45 a.m. - 9:12 p.m.YYZ  Toronto Pearson Intl-GTF Great Falls
12h 27m1 stop Denver Intl
United Airlines Logo
6:15 a.m. - 9:32 p.m.GTF  Great Falls-YYZ Toronto Pearson Intl
13h 17m1 stop Denver Intl
C$ 1,024United Airlines
Wed, 2 Sep - Sat, 5 Sep
United Airlines Logo
8:15 a.m. - 1:29 p.m.YYZ  Toronto Pearson Intl-GTF Great Falls
31h 14m2 stops Austin Bergstrom Denver Intl
United Airlines Logo
6:15 a.m. - 9:32 p.m.GTF  Great Falls-YYZ Toronto Pearson Intl
13h 17m1 stop Denver Intl
C$ 1,058United Airlines
Fri, 28 Aug - Mon, 7 Sep
United Airlines Logo
8:15 a.m. - 1:29 p.m.YYZ  Toronto Pearson Intl-GTF Great Falls
31h 14m2 stops Austin Bergstrom Denver Intl
United Airlines Logo
2:25 p.m. - 12:40 p.m.GTF  Great Falls-YYZ Toronto Pearson Intl
20h 15m2 stops Denver Intl Chicago O'Hare Intl
C$ 1,070United Airlines
Fri, 28 Aug - Mon, 7 Sep
United Airlines Logo
8:55 a.m. - 9:12 p.m.YYZ  Toronto Pearson Intl-GTF Great Falls
14h 17m1 stop Denver Intl
United Airlines Logo
6:15 a.m. - 9:32 p.m.GTF  Great Falls-YYZ Toronto Pearson Intl
13h 17m1 stop Denver Intl
C$ 1,100United Airlines
Fri, 28 Aug - Mon, 7 Sep

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United Airlines flights from Toronto to Great Falls

Our best United Airlines deals on Toronto to Great Falls flight tickets
United Airlines
20 Sep
YYZ4:18 p.m.Toronto Pearson Intl
6h 54m
1 stop
GTF9:12 p.m.Great Falls
27 Sep
GTF6:15 a.m.Great Falls
12h 29m
2 stops
YYZ8:44 p.m.Toronto Pearson Intl
C$ 936
United Airlines
5 Dec
YYZ4:00 p.m.Toronto Pearson Intl
7h 20m
1 stop
GTF9:20 p.m.Great Falls
8 Dec
GTF6:15 a.m.Great Falls
6h 57m
1 stop
YYZ3:12 p.m.Toronto Pearson Intl
C$ 938
United Airlines
22 Sep
YYZ8:50 a.m.Toronto Pearson Intl
14h 22m
2 stops
GTF9:12 p.m.Great Falls
29 Sep
GTF6:15 a.m.Great Falls
14h 21m
2 stops
YYZ10:36 p.m.Toronto Pearson Intl
C$ 940

momondo Fare Finder

 
Customize your flight search to find flights from Toronto 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 11 August 2026.
Use the filters below to find and compare flights from Toronto to Great Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoGreat Falls

YYZ Toronto Pearson Intl - GTF Great Falls

YYZGTF

Toronto Pearson Intl

Sat 5/12

6:00 a.m.-10:46 p.m.

2 stops18h 46m

Great Falls

Tue 8/12

5:35 a.m.-10:51 p.m.

2 stops15h 16m

C$ 793

TorontoGreat Falls

YYZ Toronto Pearson Intl - GTF Great Falls

YYZGTF

Toronto Pearson Intl

Sun 20/9

9:00 p.m.-1:29 p.m.

2 stops18h 29m

Great Falls

Sun 27/9

6:15 a.m.-8:44 p.m.

2 stops12h 29m

C$ 936
Quickest round-trip

TorontoGreat Falls

YYZ Toronto Pearson Intl - GTF Great Falls

YYZGTF

Toronto Pearson Intl

Sat 5/12

4:00 p.m.-9:20 p.m.

1 stop7h 20m

Great Falls

Tue 8/12

6:15 a.m.-3:12 p.m.

1 stop6h 57m

C$ 938

TorontoGreat Falls

YYZ Toronto Pearson Intl - GTF Great Falls

YYZGTF

Toronto Pearson Intl

Tue 22/9

8:50 a.m.-9:12 p.m.

2 stops14h 22m

Great Falls

Tue 29/9

6:15 a.m.-10:36 p.m.

2 stops14h 21m

C$ 940

TorontoGreat Falls

YYZ Toronto Pearson Intl - GTF Great Falls

YYZGTF

Toronto Pearson Intl

Thu 24/9

12:45 p.m.-9:22 p.m.

2 stops10h 37m

Great Falls

Thu 1/10

2:37 p.m.-11:49 a.m.

2 stops19h 12m

C$ 943

TorontoGreat Falls

YYZ Toronto Pearson Intl - GTF Great Falls

YYZGTF

Toronto Pearson Intl

Fri 30/10

8:35 a.m.-9:38 p.m.

2 stops15h 03m

Great Falls

Tue 3/11

6:30 a.m.-3:02 p.m.

1 stop6h 32m

C$ 952

TorontoGreat Falls

YYZ Toronto Pearson Intl - GTF Great Falls

YYZGTF

Toronto Pearson Intl

Wed 2/9

10:45 a.m.-9:12 p.m.

1 stop12h 27m

Great Falls

Sat 5/9

6:15 a.m.-9:32 p.m.

1 stop13h 17m

C$ 1,024

TorontoGreat Falls

YYZ Toronto Pearson Intl - GTF Great Falls

YYZGTF

Toronto Pearson Intl

Fri 28/8

8:15 a.m.-1:29 p.m.

2 stops31h 14m

Great Falls

Mon 7/9

6:15 a.m.-9:32 p.m.

1 stop13h 17m

C$ 1,058

TorontoGreat Falls

YYZ Toronto Pearson Intl - GTF Great Falls

YYZGTF

Toronto Pearson Intl

Fri 28/8

8:15 a.m.-1:29 p.m.

2 stops31h 14m

Great Falls

Mon 7/9

2:25 p.m.-12:40 p.m.

2 stops20h 15m

C$ 1,070

TorontoGreat Falls

YYZ Toronto Pearson Intl - GTF Great Falls

YYZGTF

Toronto Pearson Intl

Fri 28/8

8:55 a.m.-9:12 p.m.

1 stop14h 17m

Great Falls

Mon 7/9

6:15 a.m.-9:32 p.m.

1 stop13h 17m

C$ 1,100

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Great Falls from

How to get the cheapest flight ticket from Toronto 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 Toronto to Great Falls?

United Airlines is the most popular carrier operating from Toronto to Great Falls

When to book flights from Toronto to Great Falls

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

Cheap Toronto to Great Falls (YTO to GTF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Toronto to Great Falls

Fastest flight time

12h 37m

Direct flights

None
The fastest flight from Toronto to Great Falls takes 12h 37m
There are no direct flights from Toronto to Great Falls. There are no popular flight routes from Toronto to Great Falls.
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Frequently asked questions about flying from Toronto to Great Falls

  • How far is Toronto to Great Falls by plane?

    Toronto and Great Falls are 2500.9 km apart from one another. Typically, this will take 12h 37m by plane in normal conditions.

  • When did momondo last update prices for flights from Toronto to Great Falls Airport?

    Prices for flights from Toronto to Great Falls Airport refresh daily.

  • How old do you have to be to fly from Toronto to Great Falls Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Toronto to Great Falls Airport.

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

    The travel and health documents required for your trip to Great Falls Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find Toronto to Great Falls flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Great Falls that suits you.

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

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

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

Once you have performed a search for Toronto to Great Falls flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Toronto to Great Falls now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Great Falls and let you know when they change.

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