$363+ Cheap flights from Boise to Sault Ste. Marie (BOI - CIU)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CIU
Dec 2 — Dec 91
1 adult, Economy
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Best flights from Boise to Sault Ste. MarieDiscover carefully curated flight deals from Boise to Sault Ste. Marie that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 2, 2025.
Discover carefully curated flight deals from Boise to Sault Ste. Marie that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 2, 2025.
This Delta deal was found by Cheapflights users on 10/31. 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 4/255:40 amBOI - CIU
1 stop7h 35mDelta
Wed 4/297:01 amCIU - BOI
1 stop9h 02mDelta
Deal found 10/31![Delta logo]()
$363
Cheap flight deals from Boise to Sault Ste. Marie
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Sault Ste. Marie (CIU). 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 November 2, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $363 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise to Sault Ste. Marie 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 November 2, 2025.
Use the filters below to find and compare flights from Boise to Sault Ste. Marie that are best for you.
Fly from
Boise
Fly to
Sault Ste. Marie
Route
Depart
Return
Price
BoiseSault Ste. Marie
BOI - CIU
BOICIU
Boise Air Term. Gowen Fld
Sat 4/25
5:40 am-3:15 pm
1 stop7h 35m
Sault Ste. Marie Chippewa County
Wed 4/29
7:01 am-2:03 pm
1 stop9h 02m
$363
BoiseSault Ste. Marie
BOI - CIU
BOICIU
Boise Air Term. Gowen Fld
Sat 11/29
5:35 am-3:43 pm
1 stop8h 08m
$623
BoiseSault Ste. Marie
BOI - CIU
BOICIU
Boise Air Term. Gowen Fld
Tue 11/25
5:35 am-3:43 pm
1 stop8h 08m
$623
BoiseSault Ste. Marie
BOI - CIU
BOICIU
Boise Air Term. Gowen Fld
Mon 12/1
5:35 am-3:25 pm
1 stop7h 50m
$623
BoiseSault Ste. Marie
BOI - CIU
BOICIU
Boise Air Term. Gowen Fld
Mon 12/22
5:30 am-3:36 pm
1 stop8h 06m
$623
BoiseSault Ste. Marie
BOI - CIU
BOICIU
Boise Air Term. Gowen Fld
Mon 11/24
5:35 am-3:43 pm
1 stop8h 08m
$623
BoiseSault Ste. Marie
BOI - CIU
BOICIU
Boise Air Term. Gowen Fld
Sun 12/14
5:35 am-3:36 pm
1 stop8h 01m
$623
BoiseSault Ste. Marie
BOI - CIU
BOICIU
Boise Air Term. Gowen Fld
Thu 12/4
5:35 am-3:36 pm
1 stop8h 01m
$623
BoiseSault Ste. Marie
BOI - CIU
BOICIU
Boise Air Term. Gowen Fld
Sat 12/6
5:35 am-3:36 pm
1 stop8h 01m
$623
BoiseSault Ste. Marie
BOI - CIU
BOICIU
Boise Air Term. Gowen Fld
Sun 12/21
5:30 am-3:36 pm
1 stop8h 06m
$623
Showing 1-10 of 12 results
- Most accurate provider: When it comes to deals on Boise-Sault Ste. Marie flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boise-Sault Ste. Marie flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boise-Sault Ste. Marie flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-Sault Ste. Marie flights, Cheapflights users trust eDreams the most. eDreams 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-Sault Ste. Marie 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 Sault Ste. Marie
Have a flexible travel schedule? Discover the best time to fly to Sault Ste. Marie 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.