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Cheap flights from Ontario to Boise from C$ 327

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 14/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BOI
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Boise

Enter your travel dates to find the best prices.

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 29 January 2026.

Thu 23/46:30 a.m.
YYZ
-
BOI
1 stop16h 45m
Lufthansa
Fri 1/56:30 a.m.
BOI
-
YYZ
1 stop13h 02m
Lufthansa
Deal found 27/1C$ 399
Mon 2/34:45 p.m.
YYZ
-
BOI
1 stop7h 55m
Alaska Airlines
Mon 9/33:47 p.m.
BOI
-
YYZ
1 stop21h 48m
Alaska Airlines
Deal found 27/1C$ 403
Thu 23/46:30 a.m.
YYZ
-
BOI
1 stop16h 45m
United Airlines
Fri 1/56:30 a.m.
BOI
-
YYZ
2 stops14h 06m
United Airlines
Deal found 27/1C$ 409
Mon 2/37:50 a.m.
YYZ
-
BOI
2 stops15h 05m
Delta
Mon 9/311:30 p.m.
BOI
-
YYZ
2 stops13h 38m
Delta
Deal found 27/1C$ 410
Thu 12/36:20 a.m.
YYZ
-
BOI
2 stops16h 49m
Delta
Mon 16/311:30 p.m.
BOI
-
YYZ
2 stops13h 38m
Delta
Deal found 27/1C$ 426
Tue 21/44:55 p.m.
YYZ
-
BOI
2 stops17h 12m
Alaska Airlines
Thu 23/46:00 a.m.
BOI
-
YYZ
1 stop7h 45m
Alaska Airlines
Deal found 28/1C$ 474
Thu 23/47:45 a.m.
YYZ
-
BOI
2 stops14h 10m
WestJet
Fri 24/41:52 p.m.
BOI
-
YYZ
2 stops14h 18m
WestJet
Deal found 26/1C$ 481
Fri 10/73:00 p.m.
YYZ
-
BOI
2 stops10h 59m
WestJet
Tue 21/74:05 p.m.
BOI
-
YYZ
2 stops12h 07m
WestJet
Deal found 26/1C$ 493
Mon 2/310:15 p.m.
YYZ
-
BOI
2 stops22h 07m
WestJet
Mon 9/310:35 a.m.
BOI
-
YYZ
2 stops17h 35m
WestJet
Deal found 28/1C$ 496
Wed 28/112:30 p.m.
YTZ
-
BOI
2 stops23h 36m
Air Canada
Tue 3/28:15 a.m.
BOI
-
YTZ
2 stops11h 23m
Air Canada
Deal found 26/1C$ 718
Tue 21/42:35 p.m.
YHM
-
BOI
2 stops11h 21m
Multiple Airlines
Thu 23/46:00 a.m.
BOI
-
YHM
2 stops14h 18m
Multiple Airlines
Deal found 28/1C$ 824
Fri 13/312:30 p.m.
YTZ
-
BOI
2 stops23h 36m
Air Canada
Fri 20/312:05 p.m.
BOI
-
YTZ
2 stops17h 48m
Air Canada
Deal found 26/1C$ 1,029

Find flight deals from Ontario to Boise

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

Round-trip from

C$ 399

One-way from

C$ 327

Popular in

June

Cheapest in

March
Lufthansa
  • Lufthansa
  • 23/4-1/5
  • 2 total stops
  • 29h 47m total
  • Ontario to Boise
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 14/3
  • 1 total stop
  • 9h 14m total
  • Ontario to Boise
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (C$ 221 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (C$ 69 potential savings vs. average RT price).
Search Deals

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 29 January 2026.
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 2/3

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

1 stop7h 55m

Boise Air Term. Gowen Fld

Mon 9/3

3:47 p.m.-3:35 p.m.

1 stop21h 48m

C$ 403

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 2/3

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

2 stops15h 05m

Boise Air Term. Gowen Fld

Mon 9/3

3:01 p.m.-11:06 p.m.

1 stop6h 05m

C$ 410

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 2/3

9:00 p.m.-12:33 p.m.

1 stop17h 33m

Boise Air Term. Gowen Fld

Mon 9/3

12:59 p.m.-7:30 a.m.

1 stop16h 31m

C$ 410

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Thu 23/4

6:30 a.m.-2:26 p.m.

1 stop9h 56m

Boise Air Term. Gowen Fld

Fri 24/4

11:35 p.m.-12:15 p.m.

1 stop10h 40m

C$ 410

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Tue 21/4

6:15 a.m.-2:26 p.m.

2 stops10h 11m

Boise Air Term. Gowen Fld

Thu 23/4

11:35 p.m.-1:24 p.m.

2 stops11h 49m

C$ 410

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Thu 12/3

6:20 a.m.-9:09 p.m.

2 stops16h 49m

Boise Air Term. Gowen Fld

Mon 16/3

11:30 p.m.-3:08 p.m.

2 stops13h 38m

C$ 426

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Tue 21/4

4:55 p.m.-11:56 p.m.

1 stop9h 01m

Boise Air Term. Gowen Fld

Thu 23/4

10:02 a.m.-3:45 p.m.

1 stop27h 43m

C$ 489

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Wed 15/7

1:30 p.m.-11:59 p.m.

2 stops12h 29m

Boise Air Term. Gowen Fld

Tue 21/7

12:42 p.m.-6:12 a.m.

2 stops15h 30m

C$ 493

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 2/3

10:15 p.m.-6:22 p.m.

2 stops22h 07m

Boise Air Term. Gowen Fld

Mon 9/3

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

2 stops17h 35m

C$ 496

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Thu 12/3

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

1 stop7h 55m

Boise Air Term. Gowen Fld

Mon 16/3

8:27 p.m.-3:35 p.m.

1 stop17h 08m

C$ 517

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/1

Showing 1-10 of 20 results
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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

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

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.

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

    Departing from Region of Ontario to Boise will take you 7h 55m. Region of Ontario and Boise are separated by a distance of 2919 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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

Browse thousands of different options on Cheapflights for your next trip

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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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Ottawa to Pocatello flights
Pearson Intl to West Yellowstone flights

Top 4 airlines flying from Ontario to Boise

Discover the top 4 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 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 200AverageC$ 496FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 236AverageC$ 491FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 399AverageC$ 552FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapestC$ 401AverageC$ 485FlexibilityNo cancel feeOn-time69%
Search United Airlines 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 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.

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

Yes, we can. To see specific flights from Ontario to Boise with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from Ontario to Boise and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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