HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Toronto

$155+ Cheap flights from Boise (BOI) 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — YTO
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boise to Toronto with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boise to Toronto

Cheapest flights from Boise to Toronto
Explore the most affordable flight options available from Boise to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This United Airlines deal was found by Cheapflights users on 7/25. 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 8/2912:24 pm
BOI
-
YYZ
1 stop9h 35m
United Airlines
Tue 9/14:18 pm
YYZ
-
BOI
1 stop7h 19m
United Airlines
Deal found 7/25$367
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Thu 10/110:30 am
BOI
-
YYZ
1 stop9h 02m
United Airlines
Fri 10/304:10 pm
YYZ
-
BOI
1 stop7h 22m
United Airlines
Deal found 7/26$373
This Delta deal was found by Cheapflights users on 7/23. 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.
Thu 11/1211:30 pm
BOI
-
YYZ
1 stop9h 39m
Delta
Mon 11/165:10 pm
YYZ
-
BOI
1 stop8h 45m
Delta
Deal found 7/23$380
This American Airlines deal was found by Cheapflights users on 7/26. 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 7/26$382
This United Airlines deal was found by Cheapflights users on 7/26. 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 9/306:50 pm
BOI
-
YYZ
2 stops13h 04m
United Airlines
Fri 10/304:10 pm
YYZ
-
BOI
1 stop7h 22m
United Airlines
Deal found 7/26$383
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Fri 8/1412:12 pm
BOI
-
YYZ
1 stop8h 42m
American Airlines
Fri 8/216:46 am
YYZ
-
BOI
1 stop17h 25m
American Airlines
Deal found 7/26$419
This Delta deal was found by Cheapflights users on 7/26. 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 10/211:10 pm
BOI
-
YYZ
1 stop9h 13m
Delta
Thu 10/297:45 am
YYZ
-
BOI
1 stop7h 49m
Delta
Deal found 7/26$426
This American Airlines deal was found by Cheapflights users on 7/25. 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 8/183:19 pm
BOI
-
YYZ
1 stop21h 14m
American Airlines
Fri 8/2111:39 am
YYZ
-
BOI
2 stops12h 32m
American Airlines
Deal found 7/25$429
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:50 pm
BOI
-
YYZ
1 stop13h 49m
Multiple Airlines
Sun 10/2510:00 am
YYZ
-
BOI
2 stops30h 57m
Multiple Airlines
Deal found 7/26$431
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:50 pm
BOI
-
YYZ
1 stop13h 49m
Multiple Airlines
Thu 10/291:30 pm
YYZ
-
BOI
2 stops27h 27m
Multiple Airlines
Deal found 7/26$432
This oojo deal was found by Cheapflights users on 7/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:55 am
BOI
-
YHM
2 stops30h 20m
WestJet
Tue 9/156:10 pm
YHM
-
BOI
2 stops30h 24m
WestJet
Deal found 7/23$1,384
This oojo deal was found by Cheapflights users on 7/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:59 am
BOI
-
YHM
2 stops30h 16m
WestJet
Fri 8/216:10 pm
YHM
-
BOI
2 stops23h 08m
WestJet
Deal found 7/23$1,422

Find flight deals from Boise to Toronto

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Toronto (YTO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$367
(United Airlines)

One-way from

$155
(United Airlines)

Popular in

March

Cheapest in

January

Average price

$587
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 Boise Air Term. Gowen Fld to Toronto (YTO)
Search Deals
One-way flight from Boise Air Term. Gowen Fld 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 July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise 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 July 27, 2026.
Use the filters below to find and compare flights from Boise 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

Fri 8/14

11:10 pm-12:23 pm

1 stop11h 13m

Toronto Pearson Intl

Tue 8/18

7:24 pm-11:59 pm

1 stop6h 35m

$367

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sat 8/29

12:24 pm-11:59 pm

1 stop9h 35m

Toronto Pearson Intl

Tue 9/1

10:45 am-5:58 pm

1 stop9h 13m

$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

Tue 9/29

7:43 pm-9:34 am

2 stops15h 51m

$377
Quickest round-trip

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Tue 12/8

1:43 pm-11:59 pm

1 stop8h 16m

Toronto Pearson Intl

Mon 12/14

6:30 am-12:33 pm

1 stop8h 03m

$380

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-5:03 pm

2 stops12h 17m

$382

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Thu 9/10

8:55 am-5:15 pm

2 stops30h 20m

Hamilton

Tue 9/15

6:10 pm-10:34 pm

2 stops30h 24m

$1,384

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Tue 8/18

8:59 am-5:15 pm

2 stops30h 16m

Hamilton

Fri 8/21

6:10 pm-3:18 pm

2 stops23h 08m

$1,422

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Fri 8/14

5:59 pm-5:15 pm

2 stops21h 16m

Hamilton

Fri 8/21

6:10 pm-3:18 pm

2 stops23h 08m

$1,490

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Sat 8/8

8:59 am-5:15 pm

2 stops30h 16m

Hamilton

Fri 8/14

6:15 pm-10:30 pm

2 stops30h 15m

$1,559

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Mon 8/31

5:59 pm-5:15 pm

2 stops21h 16m

Hamilton

Fri 9/4

6:10 pm-10:30 pm

2 stops30h 20m

$1,610

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 15 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Boise-Toronto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Toronto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Toronto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-Toronto flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Toronto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to Toronto

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

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

Currently, September is the cheapest month in which you can book a flight from Boise to Toronto (average of $218). Flying from Boise 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 Boise to Toronto?

Airfare is below average for this route at the moment.
Boise to Toronto flights typically cost between $593 and $845 in August.
The cheapest round-trip price found within the last 5 days was $367 on United Airlines (Aug 29-Sep 1).

Reviews of airlines servicing Toronto

Get insights into the airlines that provide service to Toronto. 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 Toronto. Reviews last updated July 27, 2026.
Get a feel of what it's like to fly with Delta from Boise to Toronto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,490 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,490 reviews
Delta
7.8
Good
8,490 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

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

    Most people fly from Boise Air Term. Gowen Fld (BOI) if they book a flight from Boise to Toronto. On average, Air Term. Gowen Fld has 0 outbound flights to Toronto per day from 2 airlines. Boise Air Term. Gowen Fld is conveniently located just 3.3 mi from Boise’s city center.

  • How long is the flight from Boise to Toronto?

    There are many flights that can get you from Boise to Toronto in 9h 35m. Fly via Delta, United Airlines, or WestJet to get the fastest option. There are 1814 mi between Boise and Toronto. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Boise to Toronto round-trip?

    Flying on United Airlines is currently your cheapest option to Toronto, with prices starting at $193. Another option worth looking into is Delta, starting at $236 round trip. These flights start at 65% lower than the current average price 3 months from now.

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

    $118 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $169 and $169, respectively.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Boise to Toronto (average of $218). Flying from Boise 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boise to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
Boise to Pierre Elliott Trudeau Intl flights
Idaho Falls to Pearson Intl flights

Top 2 airlines flying from Boise to Toronto

Discover the top 2 airlines that operate flights from Boise 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 July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$193Average$614FlexibilityNo cancel feeOn-time69%
DeltaCheapest$236Average$475FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights