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$ 282 Cheap Flights from Ontario to Great Falls in 2026

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.

4:45 p.m. - 4:17 p.m.

YYZ

GTF

25h 32m1 stop

4:57 p.m. - 3:35 p.m.

GTF

YYZ

20h 38m1 stop

C$ 558Alaska Airlines

Thu, 26 Feb - Mon, 2 Mar

1:10 p.m. - 4:17 p.m.

YYZ

GTF

29h 07m2 stops

4:57 p.m. - 3:35 p.m.

GTF

YYZ

20h 38m1 stop

C$ 689Alaska Airlines

Thu, 26 Feb - Mon, 2 Mar

1:10 p.m. - 4:17 p.m.

YYZ

GTF

29h 07m2 stops

4:57 p.m. - 3:35 p.m.

GTF

YYZ

20h 38m1 stop

C$ 690Alaska Airlines

Thu, 26 Feb - Mon, 2 Mar

7:45 a.m. - 5:33 p.m.

YYZ

GTF

11h 48m2 stops

6:20 p.m. - 11:07 a.m.

GTF

YYZ

14h 47m2 stops

C$ 783Delta

Thu, 26 Feb - Mon, 2 Mar

7:45 a.m. - 5:33 p.m.

YYZ

GTF

11h 48m2 stops

6:20 p.m. - 11:07 a.m.

GTF

YYZ

14h 47m2 stops

C$ 785Delta

Thu, 26 Feb - Mon, 2 Mar

2:40 p.m. - 12:32 p.m.

YUL

GTF

23h 52m2 stops

6:15 p.m. - 3:56 p.m.

GTF

YUL

19h 41m2 stops

C$ 808Delta

Wed, 28 Jan - Sun, 1 Feb

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

YUL

GTF

30h 40m2 stops

1:12 p.m. - 11:45 a.m.

GTF

YUL

20h 33m2 stops

C$ 810Delta

Wed, 28 Jan - Sun, 1 Feb

8:05 a.m. - 9:53 p.m.

YUL

GTF

15h 48m2 stops

2:29 p.m. - 4:58 p.m.

GTF

YUL

24h 29m1 stop

C$ 1,049United Airlines

Wed, 28 Jan - Sun, 1 Feb

7:00 p.m. - 1:43 p.m.

YUL

GTF

20h 43m2 stops

2:25 p.m. - 4:58 p.m.

GTF

YUL

24h 33m1 stop

C$ 1,086United Airlines

Wed, 25 Feb - Wed, 4 Mar

6:45 a.m. - 5:48 p.m.

YUL

GTF

13h 03m3 stops

6:28 p.m. - 3:57 p.m.

GTF

YUL

19h 29m2 stops

C$ 1,338Multiple Airlines

Wed, 25 Feb - Wed, 4 Mar

United Airlines flights from Region of Ontario to Great Falls

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

United Airlines

28 Jan

YUL8:05 a.m.Montreal Pierre Elliott Trudeau Intl

15h 48m

2 stops

GTF9:53 p.m.Great Falls

1 Feb

GTF2:29 p.m.Great Falls

24h 29m

1 stop

YUL4:58 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,049

United Airlines

25 Feb

YUL7:00 p.m.Montreal Pierre Elliott Trudeau Intl

20h 43m

2 stops

GTF1:43 p.m.Great Falls

4 Mar

GTF2:25 p.m.Great Falls

24h 33m

1 stop

YUL4:58 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,086

United Airlines

28 Jan

YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl

17h 53m

2 stops

GTF9:53 p.m.Great Falls

1 Feb

GTF2:29 p.m.Great Falls

24h 29m

1 stop

YUL4:58 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,088

Delta flights from Region of Ontario to Great Falls

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

Delta

26 Feb

YYZ7:45 a.m.Toronto Pearson Intl

11h 48m

2 stops

GTF5:33 p.m.Great Falls

2 Mar

GTF6:20 p.m.Great Falls

14h 47m

2 stops

YYZ11:07 a.m.Toronto Pearson Intl

C$ 783

Delta

26 Feb

YYZ7:45 a.m.Toronto Pearson Intl

11h 48m

2 stops

GTF5:33 p.m.Great Falls

2 Mar

GTF6:20 p.m.Great Falls

14h 47m

2 stops

YYZ11:07 a.m.Toronto Pearson Intl

C$ 785

Delta

28 Jan

YUL2:40 p.m.Montreal Pierre Elliott Trudeau Intl

23h 52m

2 stops

GTF12:32 p.m.Great Falls

1 Feb

GTF6:15 p.m.Great Falls

19h 41m

2 stops

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

C$ 808

Fly from

Fly to

Route

Depart

Return

Price

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Thu 26/2

4:45 p.m.-4:17 p.m.

1 stop25h 32m

Great Falls

Mon 2/3

4:57 p.m.-3:35 p.m.

1 stop20h 38m

C$ 558

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Thu 26/2

1:10 p.m.-4:17 p.m.

2 stops29h 07m

Great Falls

Mon 2/3

4:57 p.m.-3:35 p.m.

1 stop20h 38m

C$ 689

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Thu 26/2

1:10 p.m.-4:17 p.m.

2 stops29h 07m

Great Falls

Mon 2/3

4:57 p.m.-3:35 p.m.

1 stop20h 38m

C$ 690

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Thu 26/2

7:45 a.m.-5:33 p.m.

2 stops11h 48m

Great Falls

Mon 2/3

6:20 p.m.-11:07 a.m.

2 stops14h 47m

C$ 783

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Thu 26/2

7:45 a.m.-5:33 p.m.

2 stops11h 48m

Great Falls

Mon 2/3

6:20 p.m.-11:07 a.m.

2 stops14h 47m

C$ 785

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Wed 28/1

2:40 p.m.-12:32 p.m.

2 stops23h 52m

Great Falls

Sun 1/2

6:15 p.m.-3:56 p.m.

2 stops19h 41m

C$ 808

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Wed 28/1

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

2 stops30h 40m

Great Falls

Sun 1/2

1:12 p.m.-11:45 a.m.

2 stops20h 33m

C$ 810

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Wed 28/1

8:05 a.m.-9:53 p.m.

2 stops15h 48m

Great Falls

Sun 1/2

2:29 p.m.-4:58 p.m.

1 stop24h 29m

C$ 1,049

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Wed 25/2

7:00 p.m.-1:43 p.m.

2 stops20h 43m

Great Falls

Wed 4/3

2:25 p.m.-4:58 p.m.

1 stop24h 33m

C$ 1,086

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Wed 25/2

6:45 a.m.-5:48 p.m.

3 stops13h 03m

Great Falls

Wed 4/3

6:28 p.m.-3:57 p.m.

2 stops19h 29m

C$ 1,338

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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

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

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

Fastest flight time	11h 48m
Direct flights	None

The fastest flight from Region of Ontario to Great Falls takes 11h 48m

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.