Cheap flights from Ontario to Great Falls from C$ 825
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — GTF
5 Dec — 12 Dec1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheap flight deals from Ontario to Great Falls
Enter your travel dates to find the best prices.
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Cheapest flights from Ontario to Great Falls
Explore the most affordable flight options available from Ontario to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2026.
Thu 17/126:45 a.m. -
2 stops16h 56m
Thu 24/126:20 a.m. -
2 stops14h 18m
Deal found 2/11C$ 964
Best flights from Ontario to Great Falls
Discover carefully curated flight deals from Ontario to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.
Sun 10/14:10 p.m. -
1 stop7h 32m
Tue 12/16:25 a.m. -
1 stop6h 37m
Deal found 3/11C$ 962
Last-minute flights from Ontario to Great Falls
Discover last-minute flight deals from Ontario to Great Falls. Data last updated 5 November 2026 and is based on user searches.
Thu 17/126:45 a.m. -
2 stops16h 56m
Thu 24/126:20 a.m. -
2 stops14h 18m
Deal found 2/11C$ 964
One-way flights from Ontario to Great Falls
Search for one-way flight options from Ontario to Great Falls. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.
Sun 22/118:40 a.m. -
1 stop7h 09m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 2/11C$ 825
Find flight deals from Ontario to Great Falls
Keep the following information in mind while searching for Ontario to Great Falls flight deals. Data was last updated 5 November 2026.
Customize your flight search to find flights from Ontario 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, Cheapflights users made 7,457,451 searches. Data last updated 5 November 2026.
Use the filters below to find and compare flights from Ontario to Great Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest round-trip
Quickest round-trip
TorontoGreat Falls
YYZ Toronto Pearson Intl - GTF Great Falls
YYZGTF
Toronto Pearson Intl
Sun 22/11
8:40 a.m.-1:49 p.m.
1 stop7h 09m
Great Falls
Wed 31/12
12:00 a.m.-2:00 a.m.
Nonstop0h 00m
C$ 825
TorontoGreat Falls
YYZ Toronto Pearson Intl - GTF Great Falls
YYZGTF
Toronto Pearson Intl
Sun 10/1
4:10 p.m.-9:42 p.m.
1 stop7h 32m
Great Falls
Tue 12/1
6:25 a.m.-3:02 p.m.
1 stop6h 37m
C$ 962
Flights are sorted by cheapest round-trip flights first.
Deals found on 2/11
Sorted by cheapest first
Best time to book a flight from Ontario to Great Falls
Have a flexible travel schedule? Discover the best time to fly to Great Falls from Ontario with our price prediction graph.
YYZ-GTF
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.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Great Falls
CAON-GTF
YYZ-GTF
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Ontario to Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly into for flights to Great Falls from Ontario?
Great Falls (GTF), located 5.7 km from the city centre, is the airport you fly into when you book flights from Ontario to Great Falls.
How long is the flight from Region of Ontario to Great Falls?
For as low as C$ 962, United Airlines can have you in Great Falls from Region of Ontario in 7h 32m. There are 2488 km between Region of Ontario and Great Falls.
Can I find deals for flights from Ontario to Great Falls that include hotel bookings?
Yes. In addition to deals on Ontario to Great Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Great Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Great Falls.
Can I find deals for business class flights from Ontario to Great Falls?
Yes. Cheapflights offers flight deals from Ontario 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.
Explore flights to Great Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 5 November 2026.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Ontario to Great Falls?
When you search for this flight from Ontario to Great Falls, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Ontario to Great Falls?
Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Great Falls for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Ontario to Great Falls with no change fees?
Yes! Cheapflights helps users easily find flights from Ontario to Great Falls with no change fees.
Can Cheapflights notify me if prices for flights from Ontario to Great Falls become cheaper?
Yes! Start tracking prices for Ontario to Great Falls flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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