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Boise

$187+ Cheap flights from Ontario to Boise (BOI)

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 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BOI
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Ontario to Boise

Keep the following information in mind while searching for Ontario to Boise flight deals. Data was last updated April 29, 2025.

Round-trip from

$296
(American Airlines)

One-way from

$187
(Delta)

Popular in

June

Cheapest in

November

Average price

$451
From Ontario to Boise Air Term. Gowen Fld
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One-way flight from Ontario to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 12% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Ontario to Boise

Cheapest flights from Ontario to Boise
Explore the most affordable flight options available from Ontario to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/121:29 pmYYZ - BOI
1 stop10h 31mAmerican Airlines
Fri 5/161:38 pmBOI - YYZ
1 stop20h 52mAmerican Airlines
Deal found 4/28$296
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/266:15 amYYZ - BOI
2 stops12h 27mDelta
Mon 6/27:49 pmBOI - YYZ
2 stops13h 51mDelta
Deal found 4/28$318
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/276:15 amYUL - BOI
2 stops13h 46mUnited Airlines
Tue 6/35:43 pmBOI - YUL
2 stops20h 06mUnited Airlines
Deal found 4/27$368
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/266:30 amYYZ - BOI
1 stop12h 11mUnited Airlines
Mon 6/27:07 pmBOI - YYZ
2 stops15h 36mUnited Airlines
Deal found 4/28$371
This WestJet deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/122:00 pmYYZ - BOI
2 stops11h 59mWestJet
Thu 6/195:15 amBOI - YYZ
2 stops10h 24mWestJet
Deal found 4/28$381
This Alaska Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/126:49 amYYZ - BOI
1 stop9h 56mAlaska Airlines
Thu 6/1911:46 amBOI - YYZ
1 stop22h 49mAlaska Airlines
Deal found 4/28$422

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Boise 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 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Ontario to Boise that are best for you.

Fly from

Ontario

Fly to

Boise

Route

Depart

Return

Price

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 5/12

1:29 pm-10:00 pm

1 stop10h 31m

Boise Air Term. Gowen Fld

Fri 5/16

1:38 pm-12:30 pm

1 stop20h 52m

$296

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 5/26

6:15 am-4:42 pm

2 stops12h 27m

Boise Air Term. Gowen Fld

Mon 6/2

7:49 pm-11:40 am

2 stops13h 51m

$318

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Tue 5/27

8:05 am-3:59 pm

1 stop9h 54m

Boise Air Term. Gowen Fld

Tue 6/3

5:43 pm-10:40 am

2 stops14h 57m

$368

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 5/26

6:30 am-4:41 pm

1 stop12h 11m

Boise Air Term. Gowen Fld

Mon 6/2

7:07 pm-12:43 pm

2 stops15h 36m

$371

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Thu 6/12

2:00 pm-11:59 pm

2 stops11h 59m

Boise Air Term. Gowen Fld

Thu 6/19

5:15 am-5:39 pm

2 stops10h 24m

$381

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Thu 6/12

6:49 am-2:45 pm

1 stop9h 56m

Boise Air Term. Gowen Fld

Thu 6/19

11:46 am-12:35 pm

1 stop22h 49m

$422

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Fri 6/13

1:28 pm-11:51 pm

2 stops12h 23m

$187

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Sat 6/28

6:00 am-5:13 pm

2 stops13h 13m

$214

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Thu 8/28

7:00 am-10:21 pm

3 stops17h 21m

$244

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Tue 7/22

8:00 am-11:58 pm

3 stops17h 58m

$253

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 11 results
1
2

Best time to book a flight from Ontario to Boise

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

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

Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Boise (average of $314). Flying from Region of Ontario to Boise in June is currently the most expensive (average of $406). 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.

What is the cheapest time of day to fly from ON to BOI?

Find hourly flight availability from Ontario to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from Region of Ontario to Boise, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Boise by month

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

In terms of precipitation, rainfall in Boise ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Boise when rainfall is around 0.2 in.

Temperature in Boise by month

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

If weather is an important factor for your trip to Boise, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated April 29, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Ontario to Boise by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
WestJet
7.2
Good
2,823 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

    Most people fly into Boise Air Term. Gowen Fld (BOI) if they book a flight to Boise from Ontario. Air Term. Gowen Fld is conveniently located just 3.3 mi from Boise’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Boise 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 Region of Ontario to Boise?

    Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Boise (average of $314). Flying from Region of Ontario to Boise in June is currently the most expensive (average of $406). 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

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Nampa
Meridian
McCall
Caldwell
Ontario

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Alternative routes for Ontario to Boise

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Top airline flying from Ontario to Boise

Discover the top airline that operate flights from Ontario to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$372Average$372FlexibilityNo cancel feeOn-time67%

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