$196+ Cheap flights from Boise (BOI) to Niagara Falls, ON, Canada
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 — YYZ
Jul 10 — Jul 171
Round-trip
1 adult, Economy
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Find cheap flights from Boise to Niagara Falls with Cheapflights
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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
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Cheapest flights from Boise to Niagara FallsExplore the most affordable flight options available from Boise to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.
Explore the most affordable flight options available from Boise to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.
This Delta deal was found by Cheapflights users on 6/8. 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 8/2111:10 pm
BOI
- YYZ
1 stop11h 13m
Delta
Sat 8/295:50 pm
YYZ
- BOI
1 stop6h 56m
Delta
Deal found 6/8![Delta logo]()
$397
This Delta deal was found by Cheapflights users on 6/5. 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.
Tue 9/296:00 am
BOI
- YYZ
1 stop8h 39m
Delta
Sat 10/36:15 am
YYZ
- BOI
1 stop9h 23m
Delta
Deal found 6/5![Delta logo]()
$398
This American Airlines deal was found by Cheapflights users on 6/8. 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 9/151:50 pm
BOI
- YYZ
1 stop7h 09m
American Airlines
Tue 9/291:15 pm
YYZ
- BOI
2 stops10h 48m
American Airlines
Deal found 6/8![American Airlines logo]()
$407
This Delta deal was found by Cheapflights users on 6/9. 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.
Tue 9/152:50 pm
BOI
- YYZ
1 stop6h 23m
Delta
Tue 9/297:24 pm
YYZ
- BOI
1 stop6h 31m
Delta
Deal found 6/9![Delta logo]()
$424
This Delta deal was found by Cheapflights users on 6/8. 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 8/2011:10 pm
BOI
- YYZ
1 stop11h 13m
Delta
Tue 8/257:24 pm
YYZ
- BOI
1 stop6h 35m
Delta
Deal found 6/8![Delta logo]()
$431
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/87:05 pm
BOI
- YYZ
1 stop9h 55m
United Airlines
Fri 8/146:40 pm
YYZ
- BOI
1 stop16h 54m
United Airlines
Deal found 6/9![United Airlines logo]()
$438
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:49 am
BOI
- YYZ
1 stop26h 46m
Alaska Airlines
Thu 11/194:45 pm
YYZ
- BOI
1 stop9h 06m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$440
This American Airlines deal was found by Cheapflights users on 6/5. 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 7/153:10 pm
BOI
- YYZ
1 stop6h 19m
American Airlines
Tue 7/216:46 am
YYZ
- BOI
2 stops12h 03m
American Airlines
Deal found 6/5![American Airlines logo]()
$441
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Sun 6/283:12 pm
BOI
- YYZ
1 stop17h 46m
American Airlines
Sat 7/46:00 am
YYZ
- BOI
2 stops10h 46m
American Airlines
Deal found 6/9![American Airlines logo]()
$448
Best flights from Boise to Niagara FallsDiscover carefully curated flight deals from Boise to Niagara Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
Discover carefully curated flight deals from Boise to Niagara Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
This Delta deal was found by Cheapflights users on 6/5. 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.
Tue 9/296:00 am
BOI
- YYZ
1 stop8h 39m
Delta
Sat 10/36:15 am
YYZ
- BOI
1 stop9h 23m
Delta
Deal found 6/5![Delta logo]()
$398
This American Airlines deal was found by Cheapflights users on 6/5. 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 9/297:02 am
BOI
- YYZ
1 stop13h 57m
American Airlines
Sat 10/36:15 am
YYZ
- BOI
2 stops10h 16m
American Airlines
Deal found 6/5![American Airlines logo]()
$407
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/87:05 pm
BOI
- YYZ
1 stop9h 55m
United Airlines
Fri 8/146:40 pm
YYZ
- BOI
1 stop16h 54m
United Airlines
Deal found 6/9![United Airlines logo]()
$438
This Alaska Airlines deal was found by Cheapflights users on 6/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:40 am
BOI
- YYZ
1 stop7h 05m
Alaska Airlines
Wed 10/284:55 pm
YYZ
- BOI
1 stop9h 03m
Alaska Airlines
Deal found 6/6![Alaska Airlines logo]()
$483
This Delta deal was found by Cheapflights users on 6/6. 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.
Mon 7/2011:10 pm
BOI
- YYZ
1 stop11h 13m
Delta
Mon 7/277:24 pm
YYZ
- BOI
1 stop6h 22m
Delta
Deal found 6/6![Delta logo]()
$431
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Sat 8/82:58 pm
BOI
- YYZ
1 stop6h 31m
American Airlines
Fri 8/147:20 am
YYZ
- BOI
1 stop9h 00m
American Airlines
Deal found 6/5![American Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 6/9. 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 8/2311:10 pm
BOI
- YYZ
1 stop9h 15m
Delta
Thu 8/275:50 pm
YYZ
- BOI
1 stop8h 09m
Delta
Deal found 6/9![Delta logo]()
$431
This United Airlines deal was found by Cheapflights users on 6/8. 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 8/227:05 pm
BOI
- YYZ
1 stop9h 55m
United Airlines
Sun 8/306:30 am
YYZ
- BOI
1 stop11h 01m
United Airlines
Deal found 6/8![United Airlines logo]()
$483
This United Airlines deal was found by Cheapflights users on 6/9. 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 10/2712:29 pm
BOI
- YYZ
1 stop7h 05m
United Airlines
Wed 10/286:30 am
YYZ
- BOI
1 stop19h 29m
United Airlines
Deal found 6/9![United Airlines logo]()
$483
Last-minute flights from Boise to Niagara FallsDiscover last-minute flight deals from Boise to Niagara Falls. Data last updated June 10, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Niagara Falls. Data last updated June 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Sun 6/283:12 pm
BOI
- YYZ
1 stop17h 46m
American Airlines
Sat 7/46:00 am
YYZ
- BOI
2 stops10h 46m
American Airlines
Deal found 6/9![American Airlines logo]()
$448
This Delta deal was found by Cheapflights users on 6/10. 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 7/311:45 pm
BOI
- YYZ
1 stop10h 40m
Delta
Fri 7/1011:40 am
YYZ
- BOI
1 stop12h 17m
Delta
Deal found 6/10![Delta logo]()
$397
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/33:10 pm
BOI
- YYZ
1 stop17h 49m
American Airlines
Fri 7/106:15 am
YYZ
- BOI
2 stops10h 31m
American Airlines
Deal found 6/9![American Airlines logo]()
$493
This Delta deal was found by Cheapflights users on 6/6. 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.
Mon 7/610:29 am
BOI
- YYZ
1 stop10h 45m
Delta
Mon 7/1311:40 am
YYZ
- BOI
1 stop12h 17m
Delta
Deal found 6/6![Delta logo]()
$495
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/83:10 pm
BOI
- YYZ
1 stop19h 27m
American Airlines
Tue 7/146:46 am
YYZ
- BOI
2 stops12h 03m
American Airlines
Deal found 6/9![American Airlines logo]()
$470
This American Airlines deal was found by Cheapflights users on 6/5. 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 7/153:10 pm
BOI
- YYZ
1 stop6h 19m
American Airlines
Tue 7/216:46 am
YYZ
- BOI
2 stops12h 03m
American Airlines
Deal found 6/5![American Airlines logo]()
$441
This Delta deal was found by Cheapflights users on 6/5. 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.
Mon 7/2010:29 am
BOI
- YYZ
1 stop10h 44m
Delta
Mon 7/277:24 pm
YYZ
- BOI
1 stop6h 22m
Delta
Deal found 6/5![Delta logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 7/204:15 pm
BOI
- YYZ
1 stop22h 54m
Multiple Airlines
Mon 7/274:45 pm
YYZ
- BOI
2 stops23h 22m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$608
This Delta deal was found by Cheapflights users on 6/7. 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 7/3110:29 am
BOI
- YYZ
1 stop10h 44m
Delta
Mon 8/311:40 am
YYZ
- BOI
1 stop12h 17m
Delta
Deal found 6/7![Delta logo]()
$571
One-way flights from Boise to Niagara FallsSearch for one-way flight options from Boise to Niagara Falls. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
Search for one-way flight options from Boise to Niagara Falls. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
This American Airlines deal was found by Cheapflights users on 6/10. 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 8/63:16 pm
BOI
- YYZ
1 stop17h 43m
American Airlines
Deal found 6/10![American Airlines logo]()
$196
This Air Canada deal was found by Cheapflights users on 6/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:30 am
BOI
- YYZ
1 stop7h 40m
Air Canada
Deal found 6/5![Air Canada logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Thu 8/61:24 pm
BOI
- YYZ
2 stops29h 26m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$261
This Justfly.com deal was found by Cheapflights users on 6/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:10 pm
BOI
- YYZ
2 stops25h 05m
WestJet
Deal found 6/5![WestJet logo]()
$310
Find flight deals from Boise to Niagara Falls
Keep the following information in mind while searching for Boise to Niagara Falls flight deals. Data was last updated June 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $397 (Delta) |
One-way from | $196 (American Airlines) |
Popular in | November |
Cheapest in | May |
Average price | $679 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise to Niagara Falls 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 June 10, 2026.
Use the filters below to find and compare flights from Boise to Niagara Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseToronto
BOI - YYZ
BOIYYZ
Boise Air Term. Gowen Fld
Tue 9/29
6:00 am-4:39 pm
1 stop8h 39m
Toronto Pearson Intl
Sat 10/3
6:15 am-1:38 pm
1 stop9h 23m
$398
BoiseToronto
BOI - YYZ
BOIYYZ
Boise Air Term. Gowen Fld
Tue 9/29
7:02 am-10:59 pm
1 stop13h 57m
Toronto Pearson Intl
Sat 10/3
6:15 am-2:31 pm
2 stops10h 16m
$407
BoiseToronto
BOI - YYZ
BOIYYZ
Boise Air Term. Gowen Fld
Mon 7/20
11:10 pm-12:23 pm
1 stop11h 13m
Toronto Pearson Intl
Mon 7/27
7:24 pm-11:46 pm
1 stop6h 22m
$431
BoiseToronto
BOI - YYZ
BOIYYZ
Boise Air Term. Gowen Fld
Sun 8/23
11:10 pm-10:25 am
1 stop9h 15m
Toronto Pearson Intl
Thu 8/27
5:50 pm-11:59 pm
1 stop8h 09m
$431
BoiseToronto
BOI - YYZ
BOIYYZ
Boise Air Term. Gowen Fld
Sat 8/8
7:05 pm-7:00 am
1 stop9h 55m
Toronto Pearson Intl
Fri 8/14
6:40 pm-9:34 am
1 stop16h 54m
$438
Quickest round-trip
BoiseToronto
BOI - YYZ
BOIYYZ
Boise Air Term. Gowen Fld
Sat 8/8
2:58 pm-11:29 pm
1 stop6h 31m
Toronto Pearson Intl
Fri 8/14
7:20 am-2:20 pm
1 stop9h 00m
$464
BoiseToronto
BOI - YYZ
BOIYYZ
Boise Air Term. Gowen Fld
Tue 10/27
6:40 am-3:45 pm
1 stop7h 05m
Toronto Pearson Intl
Wed 10/28
4:55 pm-11:58 pm
1 stop9h 03m
$483
BoiseToronto
BOI - YYZ
BOIYYZ
Boise Air Term. Gowen Fld
Sat 8/22
7:05 pm-7:00 am
1 stop9h 55m
Toronto Pearson Intl
Sun 8/30
6:30 am-3:31 pm
1 stop11h 01m
$483
BoiseToronto
BOI - YYZ
BOIYYZ
Boise Air Term. Gowen Fld
Tue 10/27
12:29 pm-9:34 pm
1 stop7h 05m
Toronto Pearson Intl
Wed 10/28
6:30 am-11:59 pm
1 stop19h 29m
$483
Cheapest one-way
Quickest one-way
BoiseToronto
BOI - YYZ
BOIYYZ
Boise Air Term. Gowen Fld
Thu 8/6
3:16 pm-10:59 am
1 stop17h 43m
$196
Showing 1-10 of 12 resultsSorted by cheapest first
Best time to book a flight from Boise to Niagara Falls
Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Boise with our price prediction graph.
BOI-YYZ
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 Niagara Falls
BOI-NI4
BOI-YYZ
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Niagara Falls
Get insights into the airlines that provide service to Niagara Falls. 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 Niagara Falls. Reviews last updated June 10, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from Boise to Niagara Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Boarding
8.1
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Boarding
8.1
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Boarding
8.1
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Boise to Niagara Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Boise and Niagara Falls flights
Browse other Boise and Niagara Falls flight options. Last updated on June 10, 2026.
Other flights from Boise
Browse through other flights departing from Boise. Flights are based on user searches made on Cheapflights and were last updated on June 10, 2026.
Popular flight searches
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Boise to Niagara Falls flights
Consider these flights traveling from Boise to Niagara Falls.
Top 2 airlines flying from Boise to Niagara Falls
Discover the top 2 airlines that operate flights from Boise to Niagara Falls. 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 June 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$416 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$244 | Average$545 | FlexibilityNo cancel fee | On-time69% |