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Cheap flights from Boise to Ontario from C$ 189

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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — YYZ
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Boise to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Boise to Ontario
Explore the most affordable flight options available from Boise to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 December 2025.

Mon 15/126:20 a.m.BOI - YYZ
1 stop14h 21mUnited Airlines
Sat 20/126:45 p.m.YYZ - BOI
2 stops17h 16mUnited Airlines
Deal found 9/12C$ 902
Wed 24/125:12 p.m.BOI - YYZ
2 stops18h 49mUnited Airlines
Sat 27/126:30 a.m.YYZ - BOI
1 stop17h 00mUnited Airlines
Deal found 10/12C$ 972
Wed 24/1212:20 p.m.BOI - YYZ
1 stop8h 49mAir Canada
Sat 27/126:30 a.m.YYZ - BOI
1 stop17h 00mAir Canada
Deal found 10/12C$ 992
Mon 15/126:35 a.m.BOI - YYZ
1 stop11h 20mAir Canada
Sat 20/126:30 a.m.YYZ - BOI
1 stop17h 00mAir Canada
Deal found 9/12C$ 1,083
Mon 15/121:17 p.m.BOI - YYZ
1 stop7h 27mAmerican Airlines
Sat 20/121:12 p.m.YYZ - BOI
1 stop11h 14mAmerican Airlines
Deal found 9/12C$ 1,142

Find flight deals from Boise to Ontario

Keep the following information in mind while searching for Boise to Ontario flight deals. Data was last updated 12 December 2025.

Round-trip from

C$ 479

One-way from

C$ 189

Popular in

May

Cheapest in

February

Average price

C$ 947
American Airlines
  • American Airlines
  • 7/1-10/1
  • 2 total stops
  • 28h 10m total
  • Boise to Ontario
Search Deals
12/1
  • 12/1
  • 2 total stops
  • 29h 48m total
  • Boise to Ontario
Search Deals
High demand for flights, 14% potential price rise
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise 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 12 December 2025.
Use the filters below to find and compare flights from Boise to Ontario that are best for you.

Fly from

Boise

Fly to

Ontario

Route

Depart

Return

Price

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Wed 7/1

3:18 p.m.-12:34 p.m.

1 stop19h 16m

Toronto Pearson Intl

Sat 10/1

6:14 a.m.-1:08 p.m.

1 stop8h 54m

C$ 479

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Wed 7/1

7:59 p.m.-11:11 p.m.

2 stops25h 12m

Toronto Pearson Intl

Sat 10/1

7:55 p.m.-11:48 a.m.

1 stop17h 53m

C$ 480

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sat 28/2

6:28 a.m.-3:35 p.m.

1 stop7h 07m

Toronto Pearson Intl

Wed 4/3

4:45 p.m.-10:40 p.m.

1 stop7h 55m

C$ 487

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sun 18/1

6:23 a.m.-3:35 p.m.

1 stop7h 12m

Toronto Pearson Intl

Wed 21/1

4:45 p.m.-11:01 p.m.

1 stop8h 16m

C$ 487

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Fri 30/1

3:03 p.m.-11:13 p.m.

1 stop6h 10m

Toronto Pearson Intl

Thu 5/2

6:10 a.m.-12:30 p.m.

1 stop8h 20m

C$ 488

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Wed 7/1

5:30 a.m.-8:26 p.m.

2 stops12h 56m

Toronto Pearson Intl

Sat 10/1

7:50 a.m.-8:55 p.m.

2 stops15h 05m

C$ 499

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Fri 30/1

5:55 p.m.-3:35 p.m.

1 stop19h 40m

Toronto Pearson Intl

Thu 5/2

1:30 p.m.-11:48 a.m.

2 stops24h 18m

C$ 501

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Thu 15/1

6:10 a.m.-3:02 p.m.

1 stop6h 52m

Toronto Pearson Intl

Tue 27/1

11:00 a.m.-6:07 p.m.

2 stops9h 07m

C$ 502

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sat 28/2

5:20 a.m.-7:09 p.m.

2 stops11h 49m

Toronto Pearson Intl

Wed 4/3

6:30 a.m.-1:59 p.m.

1 stop9h 29m

C$ 502

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Sat 24/1

9:15 a.m.-11:50 p.m.

2 stops12h 35m

Montreal Pierre Elliott Trudeau Intl

Sat 31/1

6:00 a.m.-8:12 p.m.

2 stops16h 12m

C$ 707

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 30 results
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Best time to book a flight from Boise to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Boise 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 Boise to Ontario

How much does it cost to fly round-trip from Boise to Region of Ontario?

Related info for your journey

Find useful and relevant information for your journey from Boise to Ontario. 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 from for flights from Boise to Ontario?

    If you book a flight to Ontario from Boise, you will be flying from Air Term. Gowen Fld, which is the city’s only airport. Boise Air Term. Gowen Fld (BOI) is located 5.4 km from the centre of Boise.

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

    Departing from Boise to Region of Ontario will take you 7h 07m. Boise and Region of Ontario are separated by a distance of 2919 km. This flight may include one or multiple stops.

  • What are the most popular routes from Boise to Region of Ontario?

    Most travellers choose Boise Air Term. Gowen Fld - Toronto Pearson Intl, Boise Air Term. Gowen Fld - Montreal Pierre Elliott Trudeau Intl or Boise Air Term. Gowen Fld - Hamilton when deciding on the best route from Boise to Region of Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise 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

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