$493+ Cheap flights from San Francisco to Sault Ste. Marie (SFO - 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CIU
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Sault Ste. Marie 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 San Francisco to Sault Ste. Marie
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Francisco to Sault Ste. MarieExplore the most affordable flight options available from San Francisco to Sault Ste. Marie. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from San Francisco to Sault Ste. Marie. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Delta deal was found by Cheapflights users on 9/11. 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 9/136:35 am -
1 stop6h 01m
Sat 9/197:10 am -
1 stop8h 56m
Deal found 9/11![Delta logo]()
$604
This Delta deal was found by Cheapflights users on 9/11. 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 9/186:35 am -
1 stop6h 01m
Sat 9/197:10 am -
1 stop6h 42m
Deal found 9/11![Delta logo]()
$839
This Delta deal was found by Cheapflights users on 9/11. 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 9/176:35 am -
1 stop6h 01m
Sat 9/197:10 am -
1 stop6h 42m
Deal found 9/11![Delta logo]()
$849
This Delta deal was found by Cheapflights users on 9/14. 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 10/46:35 am -
1 stop6h 01m
Sun 10/117:14 am -
1 stop6h 38m
Deal found 9/14![Delta logo]()
$923
This Delta deal was found by Cheapflights users on 9/14. 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 10/46:35 am -
1 stop6h 01m
Sat 10/107:14 am -
1 stop8h 06m
Deal found 9/14![Delta logo]()
$984
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 9/167:20 am -
2 stops9h 15m
Sat 9/197:10 am -
1 stop6h 42m
Deal found 9/14![Delta logo]()
$989
Best flights from San Francisco to Sault Ste. MarieDiscover carefully curated flight deals from San Francisco to Sault Ste. Marie that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from San Francisco to Sault Ste. Marie that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Delta deal was found by Cheapflights users on 9/14. 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 10/46:35 am -
1 stop6h 01m
Sat 10/107:14 am -
1 stop8h 06m
Deal found 9/14![Delta logo]()
$984
This Delta deal was found by Cheapflights users on 9/14. 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 10/410:59 pm -
2 stops13h 37m
Sun 10/117:14 am -
1 stop6h 38m
Deal found 9/14![Delta logo]()
$1,022
Last-minute flights from San Francisco to Sault Ste. MarieDiscover last-minute flight deals from San Francisco to Sault Ste. Marie. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Sault Ste. Marie. Data last updated September 15, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/11. 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 9/146:35 am -
1 stop6h 01m
Sat 9/197:10 am -
1 stop6h 42m
Deal found 9/11![Delta logo]()
$604
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 9/167:20 am -
2 stops9h 15m
Sat 9/197:10 am -
1 stop6h 42m
Deal found 9/14![Delta logo]()
$989
This Delta deal was found by Cheapflights users on 9/11. 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 9/176:35 am -
1 stop6h 01m
Sat 9/197:10 am -
1 stop6h 42m
Deal found 9/11![Delta logo]()
$849
This Delta deal was found by Cheapflights users on 9/11. 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 9/186:35 am -
1 stop6h 01m
Sat 9/197:10 am -
1 stop6h 42m
Deal found 9/11![Delta logo]()
$839
This Delta deal was found by Cheapflights users on 9/14. 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 10/46:35 am -
1 stop6h 01m
Sun 10/117:14 am -
1 stop6h 38m
Deal found 9/14![Delta logo]()
$923
This Delta deal was found by Cheapflights users on 9/14. 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 10/46:35 am -
1 stop6h 01m
Sat 10/107:14 am -
1 stop8h 06m
Deal found 9/14![Delta logo]()
$984
One-way flights from San Francisco to Sault Ste. MarieSearch for one-way flight options from San Francisco to Sault Ste. Marie. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from San Francisco to Sault Ste. Marie. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Delta deal was found by Cheapflights users on 9/14. 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 10/46:35 am -
1 stop6h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Delta logo]()
$493
Find flight deals from San Francisco to Sault Ste. Marie
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $839 (Delta) |
One-way from | $493 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from San Francisco to Sault Ste. Marie that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San FranciscoSault Ste. Marie
SFO San Francisco - CIU Sault Ste. Marie Chippewa County
SFOCIU
San Francisco
Sun 10/4
6:35 am-3:36 pm
1 stop6h 01m
Sault Ste. Marie Chippewa County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$493
San FranciscoSault Ste. Marie
SFO San Francisco - CIU Sault Ste. Marie Chippewa County
SFOCIU
San Francisco
Sun 10/4
6:35 am-3:36 pm
1 stop6h 01m
Sault Ste. Marie Chippewa County
Sat 10/10
7:14 am-12:20 pm
1 stop8h 06m
$984
San FranciscoSault Ste. Marie
SFO San Francisco - CIU Sault Ste. Marie Chippewa County
SFOCIU
San Francisco
Sun 10/4
10:59 pm-3:36 pm
2 stops13h 37m
Sault Ste. Marie Chippewa County
Sun 10/11
7:14 am-10:52 am
1 stop6h 38m
$1,022
Sorted by cheapest first
Compare providers for flights from San Francisco to Sault Ste. Marie
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Sault Ste. Marie in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Sault Ste. Marie flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Sault Ste. Marie flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Sault Ste. Marie flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Sault Ste. Marie 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 San Francisco-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 San Francisco to Sault Ste. Marie
Have a flexible travel schedule? Discover the best time to fly to Sault Ste. Marie from San Francisco with our price prediction graph.
SFO-CIU
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.
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Sault Ste. Marie. 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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