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Cheap flights from Boise to Ontario from C$ 234

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — YYZ
2 Apr — 9 Apr1
1 adult

Cheap flight deals from Boise to Ontario

Keep the following information in mind while searching for Boise to Ontario flight deals. Data was last updated 28 March 2025.

Round-trip from

C$ 530

One-way from

C$ 234

Popular in

April

Cheapest in

February

Average price

C$ 938
Delta
  • Delta
  • 1/5-4/5
  • 2 total stops
  • 19h 20m total
  • Boise to Ontario
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United Airlines
  • United Airlines
  • 11/5
  • 2 total stops
  • 13h 06m total
  • Boise to Ontario
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (C$ 304 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
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Find flight deals from Boise to Ontario

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 28 March 2025.

Thu 1/55:30 a.m.BOI - YYZ
1 stop11h 01mDelta
Sun 4/55:50 p.m.YYZ - BOI
1 stop8h 19mDelta
Deal found 27/3C$ 530
Wed 23/45:00 a.m.BOI - YYZ
1 stop8h 11mAir Canada
Mon 28/46:55 p.m.YYZ - BOI
1 stop18h 29mAir Canada
Deal found 28/3C$ 532
Wed 23/42:00 p.m.BOI - YYZ
1 stop14h 45mUnited Airlines
Mon 28/46:35 p.m.YYZ - BOI
2 stops17h 12mUnited Airlines
Deal found 28/3C$ 545
Tue 12/86:51 p.m.BOI - YYZ
1 stop10h 10mMultiple Airlines
Tue 19/811:00 a.m.YYZ - BOI
2 stops13h 54mMultiple Airlines
Deal found 27/3C$ 607
Sat 26/43:30 p.m.BOI - YUL
1 stop5h 58mDelta
Sat 3/56:10 a.m.YUL - BOI
1 stop10h 25mDelta
Deal found 27/3C$ 646
Sat 26/47:00 p.m.BOI - YUL
2 stops13h 36mUnited Airlines
Sat 3/58:05 a.m.YUL - BOI
1 stop13h 10mUnited Airlines
Deal found 27/3C$ 660
Mon 7/47:05 a.m.BOI - YYZ
2 stops12h 35mAmerican Airlines
Thu 10/46:45 a.m.YYZ - BOI
1 stop7h 48mAmerican Airlines
Deal found 27/3C$ 690
Tue 12/85:40 a.m.BOI - YYZ
2 stops16h 44mWestJet
Tue 19/88:00 a.m.YYZ - BOI
2 stops16h 07mWestJet
Deal found 27/3C$ 729
Thu 15/51:38 p.m.BOI - YUL
1 stop23h 16mAmerican Airlines
Tue 20/53:44 p.m.YUL - BOI
1 stop8h 16mAmerican Airlines
Deal found 27/3C$ 813
Wed 2/76:25 a.m.BOI - YHM
2 stops9h 53mMultiple Airlines
Sat 5/79:20 a.m.YHM - BOI
2 stops15h 26mMultiple Airlines
Deal found 27/3C$ 1,153
Thu 13/1110:40 a.m.BOI - YUL
1 stop8h 18mAir Canada
Sun 16/116:20 p.m.YUL - BOI
1 stop19h 17mAir Canada
Deal found 27/3C$ 1,183
Sat 26/42:11 p.m.BOI - YUL
3 stops46h 03mMultiple Airlines
Sat 3/57:00 a.m.YUL - BOI
2 stops11h 00mMultiple Airlines
Deal found 27/3C$ 1,305

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 28 March 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

Thu 1/5

5:30 a.m.-6:31 p.m.

1 stop11h 01m

Toronto Pearson Intl

Sun 4/5

5:50 p.m.-12:09 a.m.

1 stop8h 19m

C$ 530

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Wed 23/4

5:00 a.m.-3:11 p.m.

1 stop8h 11m

Toronto Pearson Intl

Mon 28/4

6:55 p.m.-11:24 a.m.

1 stop18h 29m

C$ 532

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Wed 23/4

2:00 p.m.-6:45 a.m.

1 stop14h 45m

Toronto Pearson Intl

Mon 28/4

6:35 p.m.-9:47 a.m.

2 stops17h 12m

C$ 545

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Tue 12/8

6:51 p.m.-7:01 a.m.

1 stop10h 10m

Toronto Pearson Intl

Tue 19/8

11:00 a.m.-10:54 p.m.

2 stops13h 54m

C$ 607

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Mon 14/4

6:30 a.m.-4:59 p.m.

1 stop8h 29m

Montreal Pierre Elliott Trudeau Intl

Sat 19/4

8:05 a.m.-5:52 p.m.

1 stop11h 47m

C$ 646

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Mon 14/4

7:56 p.m.-11:33 a.m.

2 stops13h 37m

Montreal Pierre Elliott Trudeau Intl

Sat 19/4

6:10 a.m.-2:35 p.m.

1 stop10h 25m

C$ 660

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Mon 14/4

5:00 a.m.-6:00 p.m.

2 stops11h 00m

Montreal Pierre Elliott Trudeau Intl

Sat 19/4

6:15 a.m.-4:21 p.m.

2 stops12h 06m

C$ 667

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Mon 7/4

7:05 a.m.-9:40 p.m.

2 stops12h 35m

Toronto Pearson Intl

Thu 10/4

6:45 a.m.-12:33 p.m.

1 stop7h 48m

C$ 690

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Tue 12/8

5:40 a.m.-12:24 a.m.

2 stops16h 44m

Toronto Pearson Intl

Tue 19/8

8:00 a.m.-10:07 p.m.

2 stops16h 07m

C$ 729

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Thu 15/5

1:38 p.m.-2:54 p.m.

1 stop23h 16m

Montreal Pierre Elliott Trudeau Intl

Tue 20/5

3:44 p.m.-10:00 p.m.

1 stop8h 16m

C$ 813

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/3

Showing 1-10 of 20 results
1
2

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

What is the cheapest month to book a flight from Boise to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from Boise to Region of Ontario (average of C$ 167). Flying from Boise to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 28 March 2025.
To help decide which airline to fly from Boise to Ontario, see what other customers have to say about Delta, United Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,896 reviews
Check prices

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
WestJet
7.2
Good
2,785 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
8,986 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines to fly from Boise to Region of Ontario one-way?

    One-way options have recently been found by users for as low as C$ 234 on United Airlines. Other airlines that offer cheap prices include Air Canada from C$ 282 and American Airlines from C$ 290 one-way.

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

    Most travellers choose Boise Air Term. Gowen Fld - Montreal Pierre Elliott Trudeau Intl, Boise Air Term. Gowen Fld - Toronto Pearson 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.

  • What is the cheapest month to book a flight from Boise to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Boise to Region of Ontario (average of C$ 167). Flying from Boise to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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