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Cheap flights from Toronto to Great Falls from $477

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 8/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Toronto to Great Falls (YTO-GTF)

Cheap round-trip flights

United Airlines Logo
9:00 am - 9:28 pmYYZ-GTF
14h 28m2 stops
United Airlines Logo
7:00 am - 11:58 pmGTF-YYZ
14h 58m2 stops
$589United Airlines
Find Deal
Sat, Aug 30 - Sat, Sep 6
Alaska Airlines Logo
4:45 pm - 3:49 pmYYZ-GTF
25h 04m1 stop
Alaska Airlines Logo
4:29 pm - 3:00 pmGTF-YYZ
20h 31m1 stop
$606Alaska Airlines
Find Deal
Sat, Aug 30 - Sat, Sep 6
United Airlines Logo
9:44 am - 9:28 pmYYZ-GTF
13h 44m1 stop
United Airlines Logo
7:00 am - 11:58 pmGTF-YYZ
14h 58m2 stops
$639United Airlines
Find Deal
Sat, Aug 30 - Sat, Sep 6

United Airlines flights from Toronto to Great Falls

Our best United Airlines deals on Toronto to Great Falls flight tickets
United Airlines
Aug 30
YYZ9:00 amToronto Pearson Intl
14h 28m
2 stops
GTF9:28 pmGreat Falls
Sep 6
GTF7:00 amGreat Falls
14h 58m
2 stops
YYZ11:58 pmToronto Pearson Intl
$589
Find similar
United Airlines
Aug 30
YYZ9:44 amToronto Pearson Intl
13h 44m
1 stop
GTF9:28 pmGreat Falls
Sep 6
GTF7:00 amGreat Falls
14h 58m
2 stops
YYZ11:58 pmToronto Pearson Intl
$639
Find similar
United Airlines
Aug 9
YYZ6:10 amToronto Pearson Intl
17h 03m
2 stops
GTF9:13 pmGreat Falls
Aug 16
GTF12:59 pmGreat Falls
22h 43m
1 stop
YYZ1:42 pmToronto Pearson Intl
$871
Find similar

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 832,500 searches. Data last updated August 4, 2025.
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

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Sat 8/30

9:00 am-9:28 pm

2 stops14h 28m

Great Falls

Sat 9/6

7:00 am-11:58 pm

2 stops14h 58m

$589

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Sat 8/30

4:45 pm-3:49 pm

1 stop25h 04m

Great Falls

Sat 9/6

4:29 pm-3:00 pm

1 stop20h 31m

$606

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Sat 8/30

9:44 am-9:28 pm

1 stop13h 44m

Great Falls

Sat 9/6

7:00 am-11:58 pm

2 stops14h 58m

$639

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Sat 8/9

5:45 pm-10:45 pm

1 stop7h 00m

$477

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Sun 8/10

9:44 am-9:13 pm

1 stop13h 29m

$491

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Sat 8/9

5:45 pm-10:45 pm

1 stop7h 00m

$497

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Sun 8/10

6:10 am-9:13 pm

2 stops17h 03m

$501

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Sat 8/9

7:25 am-9:13 pm

2 stops15h 48m

$521

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Sat 8/9

5:15 pm-1:36 pm

3 stops22h 21m

$532

TorontoGreat Falls

YYZ - GTF

YYZGTF

Toronto Pearson Intl

Sun 8/10

5:45 pm-10:45 pm

1 stop7h 00m

$558

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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?

Delta and United Airlines are the most popular carriers 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

Best Price Found

$477

Fastest flight time

7h 00m

Direct flights

None

Airports in Great Falls

1 airport
The best one-way flight to Great Falls from Toronto in the past 72 hours is $477. The best round-trip flight deal from Toronto to Great Falls found on momondo in the last 72 hours is $589.
The fastest flight from Toronto to Great Falls takes 7h 00m
There are no direct flights from Toronto to Great Falls. Popular non-direct route for this connection is Toronto Pearson Intl Airport - Great Falls Airport.
There is 1 airport near Great Falls: Great Falls (GTF)
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  • How far is Toronto to Great Falls by plane?

    There are 1554.0 mi between Toronto and Great Falls. 13h 44m is a normal flight duration for this route.

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

    Prices for flights from Toronto to Great Falls Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 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.

Traveling to a place near Great Falls?

Book flights to Great Falls if you plan to visit one of these locations
Shelby

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Great Falls from Toronto.

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

Flights from Toronto to Great Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 simply researching potential flights to Great Falls, momondo offers a useful price alert feature which will track prices for flights to Great Falls from Toronto and alert you when they change.

An easier way to manage your Great Falls trip

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