Find flights
When to book
FAQs

Cheap flights from Montana to Ontario from C$ 269

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — YYZ
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montana to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Montana to Ontario
Explore the most affordable flight options available from Montana to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2026.

Fri 31/73:43 p.m.
BZN
-
YYZ
2 stops30h 16m
Multiple Airlines
Thu 6/84:45 p.m.
YYZ
-
BZN
1 stop25h 33m
Multiple Airlines
Deal found 24/4C$ 600
Wed 1/710:27 a.m.
BZN
-
YYZ
1 stop9h 28m
Multiple Airlines
Sun 5/74:45 p.m.
YYZ
-
BZN
1 stop25h 34m
Multiple Airlines
Deal found 28/4C$ 620
Fri 29/56:20 a.m.
FCA
-
YYZ
1 stop13h 12m
United Airlines
Tue 2/610:45 a.m.
YYZ
-
FCA
1 stop7h 26m
United Airlines
Deal found 27/4C$ 628
Wed 1/710:27 a.m.
BZN
-
YYZ
1 stop9h 28m
Multiple Airlines
Tue 7/79:30 a.m.
YYZ
-
BZN
1 stop29h 20m
Multiple Airlines
Deal found 28/4C$ 641
Thu 2/74:48 p.m.
BZN
-
YYZ
1 stop11h 51m
Multiple Airlines
Sun 5/74:45 p.m.
YYZ
-
BZN
1 stop25h 34m
Multiple Airlines
Deal found 28/4C$ 646
Thu 2/74:48 p.m.
BZN
-
YYZ
1 stop11h 51m
Multiple Airlines
Tue 7/79:30 a.m.
YYZ
-
BZN
1 stop29h 20m
Multiple Airlines
Deal found 28/4C$ 667
Wed 21/103:40 p.m.
BZN
-
YOW
2 stops20h 37m
United Airlines
Thu 22/106:00 p.m.
YOW
-
BZN
2 stops21h 24m
United Airlines
Deal found 27/4C$ 713
Wed 1/710:27 a.m.
BZN
-
YYZ
1 stop9h 28m
Multiple Airlines
Thu 2/711:41 a.m.
YYZ
-
BZN
1 stop6h 39m
Multiple Airlines
Deal found 28/4C$ 751
Wed 1/710:27 a.m.
BZN
-
YYZ
1 stop9h 28m
Multiple Airlines
Sat 4/78:30 p.m.
YYZ
-
BZN
1 stop21h 28m
Multiple Airlines
Deal found 28/4C$ 774
Wed 23/912:17 p.m.
BIL
-
YUL
2 stops19h 28m
American Airlines
Wed 7/1010:30 a.m.
YUL
-
BIL
2 stops14h 11m
American Airlines
Deal found 27/4C$ 785
Thu 2/74:48 p.m.
BZN
-
YYZ
1 stop11h 51m
Multiple Airlines
Sat 4/78:30 p.m.
YYZ
-
BZN
1 stop21h 28m
Multiple Airlines
Deal found 28/4C$ 800
Fri 12/64:48 p.m.
FCA
-
YYZ
1 stop19h 45m
American Airlines
Fri 19/67:25 p.m.
YYZ
-
FCA
1 stop17h 08m
American Airlines
Deal found 27/4C$ 806

Find flight deals from Montana to Ontario

Keep the following information in mind while searching for Montana to Ontario flight deals. Data was last updated 29 April 2026.

Round-trip from

C$ 600

One-way from

C$ 269
31/7-6/8
  • 31/7-6/8
  • 3 total stops
  • 55h 49m total
  • Montana to Ontario
Search Deals
12/6
  • 12/6
  • 2 total stops
  • 24h 14m total
  • Montana to Ontario
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Ontario 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 629,999 searches. Data last updated 29 April 2026.
Use the filters below to find and compare flights from Montana to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KalispellToronto

FCA - YYZ

FCAYYZ

Kalispell Glacier Park

Fri 29/5

6:20 a.m.-9:32 p.m.

1 stop13h 12m

Toronto Pearson Intl

Tue 2/6

10:45 a.m.-4:11 p.m.

1 stop7h 26m

C$ 628

BozemanOttawa

BZN - YOW

BZNYOW

Bozeman Gallatin Field

Wed 21/10

3:40 p.m.-2:17 p.m.

2 stops20h 37m

Ottawa

Thu 22/10

6:00 p.m.-3:23 p.m.

2 stops23h 23m

C$ 713

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Mon 14/9

12:17 p.m.-9:45 a.m.

2 stops19h 28m

Montreal Pierre Elliott Trudeau Intl

Mon 21/9

10:35 a.m.-10:41 p.m.

2 stops14h 06m

C$ 859

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Mon 8/6

1:22 p.m.-11:42 a.m.

2 stops20h 20m

Montreal Pierre Elliott Trudeau Intl

Mon 15/6

12:30 p.m.-12:10 p.m.

1 stop25h 40m

C$ 869

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

Fri 5/6

8:00 a.m.-3:45 p.m.

1 stop29h 45m

Toronto Pearson Intl

Tue 9/6

4:55 p.m.-10:42 p.m.

1 stop7h 47m

C$ 878

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Mon 1/6

7:00 a.m.-12:13 a.m.

2 stops15h 13m

Montreal Pierre Elliott Trudeau Intl

Tue 2/6

11:23 a.m.-10:51 p.m.

2 stops13h 28m

C$ 897

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Fri 5/6

4:57 p.m.-4:51 p.m.

1 stop21h 54m

Montreal Pierre Elliott Trudeau Intl

Mon 8/6

5:33 p.m.-12:31 p.m.

1 stop20h 58m

C$ 910

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Wed 8/7

5:03 p.m.-4:47 p.m.

1 stop21h 44m

Montreal Pierre Elliott Trudeau Intl

Tue 14/7

5:30 p.m.-4:13 p.m.

1 stop24h 43m

C$ 919

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Wed 15/7

5:03 p.m.-4:47 p.m.

1 stop21h 44m

Montreal Pierre Elliott Trudeau Intl

Wed 29/7

5:29 p.m.-4:13 p.m.

1 stop24h 44m

C$ 932

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Mon 8/6

4:43 p.m.-3:45 p.m.

1 stop21h 02m

Toronto Pearson Intl

Mon 15/6

3:50 p.m.-4:32 p.m.

2 stops26h 42m

C$ 952

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/4

Showing 1-10 of 28 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Montana to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Montana with our price prediction graph.
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 Montana to Ontario
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 Montana to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Montana to Region of Ontario?

    There are many flights that can get you from Montana to Region of Ontario in 13h 12m. Fly via United Airlines, American Airlines, or Alaska Airlines to get the fastest option. Airlines will cover a distance of 2699 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Montana to Ontario that include hotel bookings?

    Yes. In addition to deals on Montana to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montana to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to Ontario.

  • Can I find deals for business class flights from Montana to Ontario?

    Yes. Cheapflights offers flight deals from Montana to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Montana to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Vancouver Intl flights
John F Kennedy Intl to Vancouver Intl flights
San Francisco to Vancouver Intl flights
Los Angeles to Vancouver Intl flights
Newark to Pearson Intl flights
Newark to Toronto Island flights
Boston to Vancouver Intl flights
Newark to Pierre Elliott Trudeau Intl flights
Seattle to Vancouver Intl flights
Detroit to Vancouver Intl flights
LaGuardia to Vancouver Intl flights
John F Kennedy Intl to Pearson Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
Los Angeles to Pearson Intl flights
LaGuardia to Pearson Intl flights
Newark to Calgary flights
Dulles Intl to Vancouver Intl flights
San Francisco to Pearson Intl flights
Reagan-National to Pearson Intl flights
Dulles Intl to Pearson Intl flights
Dallas/Fort Worth to Vancouver Intl flights
Denver to Vancouver Intl flights
John F Kennedy Intl to Calgary flights
O'Hare Intl to Vancouver Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
O'Hare Intl to Pearson Intl flights
O'Hare Intl to Calgary flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Ontario to Vancouver Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
West Palm Beach to Vancouver Intl flights
Santa Ana to Vancouver Intl flights
Dallas/Fort Worth to Pearson Intl flights
Fort Lauderdale to Vancouver Intl flights
Hobby to Vancouver Intl flights
Philadelphia to Vancouver Intl flights
San Francisco to Calgary flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Little Rock to Vancouver Intl flights
Boston to Pearson Intl flights
Los Angeles to Calgary flights
Reagan-National to Vancouver Intl flights
Baltimore to Vancouver Intl flights
Miami to Vancouver Intl flights
Dulles Intl to Toronto Island flights
George Bush Intcntl to Vancouver Intl flights
Sacramento to Vancouver Intl flights
Seattle to Pearson Intl flights
Minneapolis to Vancouver Intl flights

Fly with Cheapflights

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 Montana to Ontario?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from Montana today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Montana to Ontario?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Montana to Ontario for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Montana to Ontario with no change fees?

Need flexible booking options for your flight to Ontario from Montana? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Montana to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Montana to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.