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Cheap flights from Ontario to Boise from C$ 217

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 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BOI
4 Aug — 11 Aug1
1 adult

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 30 July 2025.

Round-trip from

C$ 408

One-way from

C$ 217

Popular in

June

Cheapest in

November

Average price

C$ 710
United Airlines
  • United Airlines
  • 23/9-1/10
  • 3 total stops
  • 28h 30m total
  • Ontario to Boise
Search Deals
17/9
  • 17/9
  • 1 total stop
  • 29h 36m total
  • Ontario to Boise
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (C$ 279 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (C$ 70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

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 30 July 2025.

Tue 23/99:00 a.m.YYZ - BOI
2 stops14h 14mUnited Airlines
Wed 1/102:44 p.m.BOI - YYZ
1 stop14h 16mUnited Airlines
Deal found 29/7C$ 408
Tue 23/911:36 a.m.YYZ - BOI
2 stops14h 39mDelta
Thu 2/1011:35 p.m.BOI - YYZ
1 stop10h 32mDelta
Deal found 29/7C$ 412
Wed 24/94:45 p.m.YYZ - BOI
1 stop9h 23mAlaska Airlines
Wed 1/1010:00 a.m.BOI - YYZ
1 stop27h 00mAlaska Airlines
Deal found 29/7C$ 476
Mon 25/87:00 a.m.YYZ - BOI
1 stop12h 11mMultiple Airlines
Wed 27/811:22 a.m.BOI - YYZ
2 stops11h 02mMultiple Airlines
Deal found 29/7C$ 531
Thu 25/91:30 p.m.YYZ - BOI
2 stops10h 52mWestJet
Thu 2/1011:00 a.m.BOI - YYZ
2 stops11h 22mWestJet
Deal found 29/7C$ 548
Sun 17/87:20 p.m.YTZ - BOI
2 stops18h 23mAir Canada
Tue 19/87:00 a.m.BOI - YTZ
2 stops10h 46mAir Canada
Deal found 29/7C$ 737
Sun 17/86:00 a.m.YHM - BOI
2 stops18h 23mWestJet
Tue 19/811:45 a.m.BOI - YHM
2 stops10h 56mWestJet
Deal found 29/7C$ 1,382

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 629,999 searches. Data last updated 30 July 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

Tue 23/9

9:44 a.m.-9:14 p.m.

1 stop13h 30m

Boise Air Term. Gowen Fld

Wed 1/10

2:44 p.m.-7:00 a.m.

1 stop14h 16m

C$ 408

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Tue 23/9

11:36 a.m.-12:15 a.m.

2 stops14h 39m

Boise Air Term. Gowen Fld

Fri 3/10

11:35 p.m.-11:20 a.m.

2 stops9h 45m

C$ 412

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Wed 24/9

4:45 p.m.-12:08 a.m.

1 stop9h 23m

Boise Air Term. Gowen Fld

Wed 1/10

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

1 stop27h 00m

C$ 476

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 25/8

7:00 a.m.-5:11 p.m.

1 stop12h 11m

Boise Air Term. Gowen Fld

Wed 27/8

11:22 a.m.-12:24 a.m.

2 stops11h 02m

C$ 531

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Thu 25/9

1:30 p.m.-10:22 p.m.

2 stops10h 52m

Boise Air Term. Gowen Fld

Thu 2/10

11:00 a.m.-12:22 a.m.

2 stops11h 22m

C$ 548

TorontoBoise

YTZ - BOI

YTZBOI

Toronto Island

Sun 17/8

7:20 p.m.-11:43 a.m.

2 stops18h 23m

Boise Air Term. Gowen Fld

Tue 19/8

7:00 a.m.-7:46 p.m.

2 stops10h 46m

C$ 737

HamiltonBoise

YHM - BOI

YHMBOI

Hamilton

Sun 17/8

6:00 a.m.-10:23 p.m.

2 stops18h 23m

Boise Air Term. Gowen Fld

Tue 19/8

11:45 a.m.-12:41 a.m.

2 stops10h 56m

C$ 1,382

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Wed 17/9

9:45 a.m.-1:21 p.m.

1 stop29h 36m

C$ 217

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Tue 23/9

4:45 p.m.-10:50 p.m.

1 stop8h 05m

C$ 237

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Sat 20/9

1:15 p.m.-9:48 p.m.

2 stops10h 33m

C$ 239

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/7

Showing 1-10 of 17 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 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 30 July 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Boise as you normally would.

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 30 July 2025.
Read reviews from past customers who have flown Alaska Airlines,Delta, andUnited Airlines from Ontario to Boise. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
WestJet
7.2
Good
2,975 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave

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?

    For a flight from Ontario to Boise, you will be flying into Air Term. Gowen Fld. Boise Air Term. Gowen Fld (BOI) is just 5.4 km from the centre of the city.

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

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at C$ 237. American Airlines flights start at C$ 239 while deals on Delta start at C$ 240 one-way.

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

    When deciding which route to take from Region of Ontario to Boise consider Toronto Pearson Intl - Boise Air Term. Gowen Fld, Toronto Island - Boise Air Term. Gowen Fld or Hamilton - Boise Air Term. Gowen Fld as they are the most popular.

  • 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.

See more FAQs

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Alternative routes for Ontario to Boise

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Ontario to Boise

Discover the top 3 airlines 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 629,999 searches. Data last updated 30 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 361AverageC$ 588FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 381AverageC$ 539FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 407AverageC$ 561FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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How does Cheapflights help users find flights from Ontario to Boise?

Deals for Ontario to Boise flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Boise for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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