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$157+ Cheap flights from Idaho to Toronto (YTO)

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — YTO
Sep 1 — Sep 81
Tue 9/1
Tue 9/8
1 adult, Economy
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Cheap flight deals from Idaho to Toronto

Cheapest flights from Idaho to Toronto
Explore the most affordable flight options available from Idaho to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2026.

This United Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 9/147:05 pm
BOI
-
YYZ
1 stop9h 55m
United Airlines
Wed 9/2310:45 am
YYZ
-
BOI
1 stop13h 00m
United Airlines
Deal found 7/27$365
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Tue 8/255:00 am
BOI
-
YYZ
1 stop8h 14m
United Airlines
Tue 9/17:00 am
YYZ
-
BOI
1 stop6h 28m
United Airlines
Deal found 7/28$367
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Sat 9/1210:36 am
BOI
-
YYZ
2 stops11h 23m
United Airlines
Tue 9/224:18 pm
YYZ
-
BOI
1 stop7h 27m
United Airlines
Deal found 7/27$377
This American Airlines deal was found by Cheapflights users on 7/28. 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.
Wed 10/72:15 pm
GEG
-
YYZ
1 stop19h 19m
American Airlines
Sat 10/176:46 am
YYZ
-
GEG
1 stop16h 57m
American Airlines
Deal found 7/28$380
This Delta deal was found by Cheapflights users on 7/29. 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.
Fri 9/112:50 pm
BOI
-
YYZ
1 stop6h 23m
Delta
Thu 9/1711:38 am
YYZ
-
BOI
1 stop12h 22m
Delta
Deal found 7/29$380
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 8/265:00 am
BOI
-
YYZ
2 stops12h 02m
United Airlines
Tue 9/11:00 pm
YYZ
-
BOI
2 stops11h 40m
United Airlines
Deal found 7/27$382
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sat 8/296:15 am
BOI
-
YYZ
1 stop7h 55m
United Airlines
Tue 9/110:15 am
YYZ
-
BOI
2 stops14h 25m
United Airlines
Deal found 7/28$387
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Tue 10/65:00 am
GEG
-
YYZ
1 stop7h 14m
United Airlines
Fri 10/169:00 pm
YYZ
-
GEG
2 stops18h 34m
United Airlines
Deal found 7/28$389
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Thu 9/103:21 pm
BOI
-
YYZ
1 stop19h 14m
American Airlines
Tue 9/156:15 am
YYZ
-
BOI
2 stops10h 16m
American Airlines
Deal found 7/29$389
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sat 10/315:00 am
GEG
-
YYZ
1 stop7h 02m
United Airlines
Wed 11/46:30 am
YYZ
-
GEG
1 stop15h 11m
United Airlines
Deal found 7/28$390
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Fri 8/287:05 pm
BOI
-
YYZ
1 stop9h 55m
United Airlines
Fri 9/47:00 am
YYZ
-
BOI
1 stop6h 28m
United Airlines
Deal found 7/29$390
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 9/158:05 am
BOI
-
YYZ
2 stops12h 54m
American Airlines
Tue 9/296:46 am
YYZ
-
BOI
2 stops12h 17m
American Airlines
Deal found 7/29$395

Find flight deals from Idaho to Toronto

Keep the following information in mind while searching for Idaho to Toronto flight deals. Data was last updated August 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$365
(United Airlines)

One-way from

$157
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$696
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Toronto (YTO) flights.
Search Deals
From Idaho to Toronto (YTO)
Search Deals
One-way flight from Idaho to Toronto (YTO)
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Toronto 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 August 2, 2026.
Use the filters below to find and compare flights from Idaho to Toronto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Mon 9/14

7:05 pm-7:00 am

1 stop9h 55m

Toronto Pearson Intl

Sat 9/19

6:30 am-3:31 pm

1 stop11h 01m

$367

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Tue 8/25

5:00 am-3:14 pm

1 stop8h 14m

Toronto Pearson Intl

Mon 8/31

6:30 am-7:24 pm

1 stop14h 54m

$367

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Tue 9/15

7:05 pm-7:00 am

1 stop9h 55m

Toronto Pearson Intl

Wed 9/23

6:30 am-3:31 pm

1 stop11h 01m

$367

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sat 9/12

10:36 am-11:59 pm

2 stops11h 23m

Toronto Pearson Intl

Wed 9/23

6:30 am-3:31 pm

1 stop11h 01m

$377

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Fri 8/28

11:10 pm-12:23 pm

1 stop11h 13m

Toronto Pearson Intl

Fri 9/4

11:40 am-9:57 pm

1 stop12h 17m

$380

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Sat 10/31

5:00 am-3:02 pm

1 stop7h 02m

Toronto Pearson Intl

Wed 11/4

6:30 am-6:41 pm

1 stop15h 11m

$380

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sat 8/29

6:15 am-4:10 pm

1 stop7h 55m

Toronto Pearson Intl

Tue 9/1

10:15 am-10:40 pm

2 stops14h 25m

$387

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Tue 9/15

8:05 am-10:59 pm

2 stops12h 54m

Toronto Pearson Intl

Tue 9/29

6:46 am-10:27 pm

1 stop17h 41m

$389

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Tue 10/6

5:00 am-3:14 pm

1 stop7h 14m

Toronto Pearson Intl

Fri 10/16

9:00 pm-12:34 pm

2 stops18h 34m

$389

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Tue 11/10

12:00 pm-7:30 am

1 stop17h 30m

Toronto Pearson Intl

Mon 11/16

7:40 pm-1:45 pm

2 stops20h 05m

$400

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 59 resultsSorted by cheapest first
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Best time to book a flight from Idaho to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from Idaho 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 Idaho to Toronto

What is the cheapest month to book a flight from Idaho to Toronto?

Currently, September is the cheapest month in which you can book a flight from Idaho to Toronto (average of $218). Flying from Idaho to Toronto in November is currently the most expensive (average of $788). 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.

How much does it cost to fly round-trip from Idaho to Toronto?

Airfare is below average for this route at the moment.
Idaho to Toronto flights typically cost between $593 and $845 in September.
The cheapest round-trip price found within the last 5 days was $365 on United Airlines (Sep 14-Sep 23).

Related info for your journey

Find useful and relevant information for your journey from Idaho to Toronto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Idaho to Toronto?

    United Airlines, Delta, and American Airlines can get you from Idaho to Toronto in just under 9h 55m. Your travel time can differ by up to 13h 58m. There are 1814 mi between Idaho and Toronto. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Idaho to Toronto one-way?

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $118. Users have also found prices from $169 and $256 on Delta and United Airlines, respectively.

  • What are the most popular routes from Idaho to Toronto?

    While some choose either Spokane - Toronto Pearson Intl or Boise Air Term. Gowen Fld - Hamilton, Boise Air Term. Gowen Fld - Toronto Pearson Intl is the most popular route from Idaho to Toronto.

  • Can I find deals for flights from Idaho to Toronto that include hotel bookings?

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

  • How can I find direct flights from Idaho to Toronto?

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

  • Can I find deals for business class flights from Idaho to Toronto?

    Yes. Cheapflights offers flight deals from Idaho to Toronto 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 Idaho to Toronto?

    Currently, September is the cheapest month in which you can book a flight from Idaho to Toronto (average of $218). Flying from Idaho to Toronto in November is currently the most expensive (average of $788). 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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Alternative routes for Idaho to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Idaho to Toronto

Discover the top 2 airlines that operate flights from Idaho to Toronto. 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 August 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$193Average$562FlexibilityNo cancel feeOn-time69%
DeltaCheapest$236Average$516FlexibilityNo cancel feeOn-timeN/A

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