What is the cheapest airline that flies from Ontario to Great Falls?

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

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

Prices for flights from Ontario to Great Falls Airport are updated daily.

How old do you have to be to fly from Ontario 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 Ontario to Great Falls Airport.

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

The necessary travel and health documents for your Great Falls Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 607 Cheap Flights from Ontario to Great Falls in 2025/26

1 adult

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Find the cheapest flights from Ontario to Great Falls

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:35 a.m. - 9:35 p.m.YYZ-GTF

14h 00m1 stop

10:25 p.m. - 7:55 p.m.GTF-YYZ

19h 30m1 stop

C$ 709Multiple Airlines

Find Deal

Mon, 15 Dec - Mon, 22 Dec

12:50 p.m. - 5:30 p.m.YUL-GTF

30h 40m2 stops

5:30 a.m. - 3:56 p.m.GTF-YUL

32h 26m2 stops

C$ 742Delta

Find Deal

Wed, 21 Jan - Sun, 25 Jan

12:50 p.m. - 12:33 p.m.YUL-GTF

25h 43m2 stops

6:10 p.m. - 3:56 p.m.GTF-YUL

19h 46m2 stops

C$ 743Delta

Find Deal

Wed, 21 Jan - Sun, 25 Jan

4:45 p.m. - 6:55 p.m.YYZ-GTF

28h 10m1 stop

7:35 p.m. - 3:35 p.m.GTF-YYZ

18h 00m1 stop

C$ 867Alaska Airlines

Find Deal

Fri, 5 Dec - Tue, 9 Dec

6:50 a.m. - 9:32 p.m.YYZ-GTF

16h 42m2 stops

2:35 p.m. - 6:34 p.m.GTF-YYZ

25h 59m2 stops

C$ 868United Airlines

Find Deal

Fri, 5 Dec - Tue, 9 Dec

6:00 a.m. - 9:53 p.m.YUL-GTF

17h 53m2 stops

6:10 a.m. - 4:58 p.m.GTF-YUL

8h 48m1 stop

C$ 882United Airlines

Find Deal

Wed, 21 Jan - Sun, 25 Jan

6:00 a.m. - 9:53 p.m.YUL-GTF

17h 53m2 stops

6:10 a.m. - 4:58 p.m.GTF-YUL

8h 48m1 stop

C$ 911United Airlines

Find Deal

Wed, 21 Jan - Sun, 25 Jan

6:00 a.m. - 6:55 p.m.YYZ-GTF

14h 55m2 stops

7:35 p.m. - 3:35 p.m.GTF-YYZ

18h 00m1 stop

C$ 925Alaska Airlines

Find Deal

Fri, 5 Dec - Tue, 9 Dec

6:50 a.m. - 9:32 p.m.YYZ-GTF

16h 42m2 stops

2:35 p.m. - 9:58 a.m.GTF-YYZ

17h 23m2 stops

C$ 937United Airlines

Find Deal

Fri, 5 Dec - Tue, 9 Dec

4:10 p.m. - 9:32 p.m.YYZ-GTF

7h 22m1 stop

2:35 p.m. - 2:14 p.m.GTF-YYZ

21h 39m2 stops

C$ 1,026United Airlines

Find Deal

Mon, 15 Dec - Mon, 22 Dec

Delta flights from Region of Ontario to Great Falls

Our best Delta deals on Region of Ontario to Great Falls flight tickets

Delta

21 Jan

YUL12:50 p.m.Montreal Pierre Elliott Trudeau Intl

30h 40m

2 stops

GTF5:30 p.m.Great Falls

25 Jan

GTF5:30 a.m.Great Falls

32h 26m

2 stops

YUL3:56 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 742

Find similar

Delta

21 Jan

YUL12:50 p.m.Montreal Pierre Elliott Trudeau Intl

25h 43m

2 stops

GTF12:33 p.m.Great Falls

25 Jan

GTF6:10 p.m.Great Falls

19h 46m

2 stops

YUL3:56 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 743

Find similar

Alaska Airlines flights from Region of Ontario to Great Falls

Our best Alaska Airlines deals on Region of Ontario to Great Falls flight tickets

Alaska Airlines

5 Dec

YYZ4:45 p.m.Toronto Pearson Intl

28h 10m

1 stop

GTF6:55 p.m.Great Falls

9 Dec

GTF7:35 p.m.Great Falls

18h 00m

1 stop

YYZ3:35 p.m.Toronto Pearson Intl

C$ 867

Find similar

Alaska Airlines

5 Dec

YYZ6:00 a.m.Toronto Pearson Intl

14h 55m

2 stops

GTF6:55 p.m.Great Falls

9 Dec

GTF7:35 p.m.Great Falls

18h 00m

1 stop

YYZ3:35 p.m.Toronto Pearson Intl

C$ 925

Find similar

Alaska Airlines

15 Dec

YYZ4:45 p.m.Toronto Pearson Intl

28h 10m

1 stop

GTF6:55 p.m.Great Falls

22 Dec

GTF7:21 p.m.Great Falls

18h 14m

1 stop

YYZ3:35 p.m.Toronto Pearson Intl

C$ 1,203

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Mon 15/12

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

1 stop14h 00m

Great Falls

Mon 22/12

10:25 p.m.-7:55 p.m.

1 stop19h 30m

C$ 709

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

12:50 p.m.-5:30 p.m.

2 stops30h 40m

Great Falls

Sun 25/1

5:30 a.m.-3:56 p.m.

2 stops32h 26m

C$ 742

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

12:50 p.m.-12:33 p.m.

2 stops25h 43m

Great Falls

Sun 25/1

6:10 p.m.-3:56 p.m.

2 stops19h 46m

C$ 743

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Fri 5/12

4:45 p.m.-6:55 p.m.

1 stop28h 10m

Great Falls

Tue 9/12

7:35 p.m.-3:35 p.m.

1 stop18h 00m

C$ 867

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Fri 5/12

6:50 a.m.-9:32 p.m.

2 stops16h 42m

Great Falls

Tue 9/12

2:35 p.m.-6:34 p.m.

2 stops25h 59m

C$ 868

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

6:00 a.m.-9:53 p.m.

2 stops17h 53m

Great Falls

Sun 25/1

6:10 a.m.-4:58 p.m.

1 stop8h 48m

C$ 882

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

6:00 a.m.-9:53 p.m.

2 stops17h 53m

Great Falls

Sun 25/1

6:10 a.m.-4:58 p.m.

1 stop8h 48m

C$ 911

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Fri 5/12

6:00 a.m.-6:55 p.m.

2 stops14h 55m

Great Falls

Tue 9/12

7:35 p.m.-3:35 p.m.

1 stop18h 00m

C$ 925

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Fri 5/12

6:50 a.m.-9:32 p.m.

2 stops16h 42m

Great Falls

Tue 9/12

2:35 p.m.-9:58 a.m.

2 stops17h 23m

C$ 937

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Mon 15/12

4:10 p.m.-9:32 p.m.

1 stop7h 22m

Great Falls

Mon 22/12

2:35 p.m.-2:14 p.m.

2 stops21h 39m

C$ 1,026

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Ontario 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

Prices

Airlines

What is the cheapest day to depart on your flight to Great Falls?

Our data shows that Friday is the least expensive day to fly to Great Falls. Tickets to fly out on this day can be as low as C$ 769. On the other hand, Monday is the most expensive day to depart from Region of Ontario because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 919.

What is the cheapest time of day to depart on your flight to Great Falls?

Our data shows that the cheapest Region of Ontario to Great Falls flights are usually those with departure times in the afternoon. Our users have found flights to Great Falls in the afternoon for as low as C$ 871. In contrast, the most expensive time of day to depart to Great Falls is in the morning when prices are around C$ 875.

Cheap Region of Ontario to Great Falls flight deals and tips

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

Direct flights	None

There are no direct flights from Region of Ontario to Great Falls. There are no popular flight routes from Region of Ontario to Great Falls.

Search flight deals

When did momondo last update prices for flights from Ontario to Great Falls Airport?
Prices for flights from Ontario to Great Falls Airport are updated daily.
How old do you have to be to fly from Ontario 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 Ontario to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The necessary travel and health documents for your Great Falls Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Shelby

Why use momondo?

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

Finding the right flight to Great Falls from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Great Falls quick and easy, saving you time and money.

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

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

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

momondo provides multiple filters to help you find the best flight to Great Falls from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Great Falls from Ontario 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.