HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Toronto

$170+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — YTO
Jun 28 — Jul 51
Sun 6/28
Sun 7/5
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 May 29, 2026.

This Delta deal was found by Cheapflights users on 5/26. 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.
Sun 7/511:45 pm
BOI
-
YYZ
1 stop10h 40m
Delta
Sun 7/1211:40 am
YYZ
-
BOI
1 stop12h 17m
Delta
Deal found 5/26$344
This United Airlines deal was found by Cheapflights users on 5/27. 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.
Thu 8/67:05 pm
BOI
-
YYZ
1 stop9h 55m
United Airlines
Mon 8/109:00 pm
YYZ
-
BOI
2 stops14h 35m
United Airlines
Deal found 5/27$354
This American Airlines deal was found by Cheapflights users on 5/27. 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 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 9/296:15 am
YYZ
-
BOI
2 stops10h 16m
American Airlines
Deal found 5/27$386
This United Airlines deal was found by Cheapflights users on 5/28. 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 10/2412:29 pm
BOI
-
YYZ
1 stop6h 15m
United Airlines
Tue 10/2710:15 am
YYZ
-
BOI
1 stop9h 40m
United Airlines
Deal found 5/28$398
This American Airlines deal was found by Cheapflights users on 5/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/263:12 pm
BOI
-
YYZ
1 stop21h 21m
American Airlines
Fri 7/36:46 am
YYZ
-
BOI
1 stop18h 35m
American Airlines
Deal found 5/27$420
This Delta deal was found by Cheapflights users on 5/26. 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.
Sat 8/82:53 pm
BOI
-
YYZ
1 stop6h 17m
Delta
Fri 8/1411:40 am
YYZ
-
BOI
1 stop12h 17m
Delta
Deal found 5/26$431
This Delta deal was found by Cheapflights users on 5/28. 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.
Thu 8/611:10 pm
BOI
-
YYZ
1 stop11h 13m
Delta
Fri 8/1411:40 am
YYZ
-
BOI
1 stop12h 17m
Delta
Deal found 5/28$474
This Expedia deal was found by Cheapflights users on 5/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:23 am
BOI
-
YHM
2 stops14h 11m
Multiple Airlines
Sun 6/288:35 pm
YHM
-
BOI
2 stops17h 51m
Multiple Airlines
Deal found 5/25$1,045
This Expedia deal was found by Cheapflights users on 5/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/266:23 am
BOI
-
YHM
2 stops14h 11m
Multiple Airlines
Fri 7/38:35 pm
YHM
-
BOI
2 stops18h 12m
Multiple Airlines
Deal found 5/27$1,053
This Expedia deal was found by Cheapflights users on 5/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/256:23 am
BOI
-
YHM
2 stops14h 11m
Multiple Airlines
Sun 6/288:35 pm
YHM
-
BOI
2 stops17h 51m
Multiple Airlines
Deal found 5/25$1,141
This oojo deal was found by Cheapflights users on 5/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:40 am
BOI
-
YHM
2 stops30h 35m
WestJet
Sun 10/116:10 pm
YHM
-
BOI
2 stops22h 12m
WestJet
Deal found 5/27$1,347
This oojo deal was found by Cheapflights users on 5/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/88:50 am
BOI
-
YHM
2 stops30h 25m
WestJet
Fri 8/146:15 pm
YHM
-
BOI
2 stops23h 03m
WestJet
Deal found 5/28$1,351

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 May 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$344
(Delta)

One-way from

$170
(Delta)

Popular in

March

Cheapest in

January

Average price

$728
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 ($26 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 May 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 May 29, 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

Sun 7/5

11:45 pm-12:25 pm

1 stop10h 40m

Toronto Pearson Intl

Sun 7/12

11:40 am-9:57 pm

1 stop12h 17m

$344
Quickest round-trip

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sat 10/24

12:29 pm-8:44 pm

1 stop6h 15m

Toronto Pearson Intl

Tue 10/27

10:15 am-5:55 pm

1 stop9h 40m

$398

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Tue 9/15

10:31 am-9:32 pm

1 stop9h 01m

Toronto Pearson Intl

Tue 9/29

4:18 pm-9:31 pm

1 stop7h 13m

$398

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Thu 10/8

11:30 pm-12:17 pm

1 stop10h 47m

Toronto Pearson Intl

Sun 10/11

1:30 pm-10:41 pm

1 stop11h 11m

$398

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Fri 6/26

6:23 am-10:34 pm

2 stops14h 11m

Hamilton

Fri 7/3

8:35 pm-12:47 pm

2 stops18h 12m

$1,053

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Thu 10/8

8:40 am-5:15 pm

2 stops30h 35m

Hamilton

Sun 10/11

6:10 pm-2:22 pm

2 stops22h 12m

$1,347

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Thu 8/6

5:59 pm-5:15 pm

2 stops21h 16m

Hamilton

Fri 8/14

6:10 pm-10:30 pm

2 stops30h 20m

$1,351

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Sat 8/8

8:50 am-5:15 pm

2 stops30h 25m

Hamilton

Fri 8/14

6:10 pm-10:30 pm

2 stops30h 20m

$1,351

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Thu 7/2

8:42 am-5:15 pm

2 stops30h 33m

Hamilton

Sun 7/5

6:10 pm-10:28 pm

2 stops30h 18m

$1,351

BoiseHamilton

BOI - YHM

BOIYHM

Boise Air Term. Gowen Fld

Wed 6/24

8:42 am-6:00 pm

3 stops31h 18m

Hamilton

Sun 6/28

7:25 am-10:28 pm

2 stops17h 03m

$1,433

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/28

Showing 1-10 of 25 resultsSorted by cheapest first
1
2
3
  • 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

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

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 May 29, 2026.
Get a feel of what it's like to fly with Delta and United Airlines 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
7.9
Good
8,419 reviews

Comfort

7.8

Overall

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

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
7.9
Good
8,419 reviews
Delta
7.9
Good
8,419 reviews

Comfort

7.8

Overall

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,762 reviews
Delta
7.9
Good
8,419 reviews

Comfort

7.8

Overall

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

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 6h 15m. 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 Delta is currently your cheapest option to Toronto, with prices starting at $236. Another option worth looking into is United Airlines, starting at $244 round trip. These flights start at 58% 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 $142 and $164, 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.

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 May 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$236Average$371FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$244Average$545FlexibilityNo cancel feeOn-time69%

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.