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Sault Ste. Marie

$153+ Cheap flights from Illinois to Sault Ste. Marie (CIU)

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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CIU
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Illinois to Sault Ste. Marie

Keep the following information in mind while searching for Illinois to Sault Ste. Marie flight deals. Data was last updated July 30, 2025.

Round-trip from

$248
(United Airlines)

One-way from

$153
(Delta)
From Illinois to Sault Ste. Marie Chippewa County
Search Deals
One-way flight from Illinois to Sault Ste. Marie Chippewa County
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Find flight deals from Illinois to Sault Ste. Marie

Cheapest flights from Illinois to Sault Ste. Marie
Explore the most affordable flight options available from Illinois to Sault Ste. Marie. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This United Airlines deal was found by Cheapflights users on 7/29. 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 9/1312:25 pmORD - CIU
Nonstop1h 32mUnited Airlines
Tue 9/163:35 pmCIU - ORD
Nonstop1h 32mUnited Airlines
Deal found 7/29$248
This Delta deal was found by Cheapflights users on 7/29. 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 9/136:15 amORD - CIU
1 stop5h 27mDelta
Tue 9/166:55 amCIU - ORD
2 stops6h 40mDelta
Deal found 7/29$274
This Delta deal was found by Cheapflights users on 7/29. 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 8/251:08 pmMDW - CIU
1 stop5h 02mDelta
Mon 9/16:55 amCIU - MDW
1 stop7h 08mDelta
Deal found 7/29$335
This Delta deal was found by Cheapflights users on 7/28. 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.
Sun 10/122:15 pmSTL - CIU
1 stop3h 59mDelta
Fri 10/173:50 pmCIU - STL
2 stops8h 51mDelta
Deal found 7/28$534
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/138:00 amSTL - CIU
1 stop6h 09mUnited Airlines
Sun 8/173:50 pmCIU - STL
1 stop24h 57mUnited Airlines
Deal found 7/29$607

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois 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 July 30, 2025.
Use the filters below to find and compare flights from Illinois to Sault Ste. Marie that are best for you.

Fly from

Illinois

Fly to

Sault Ste. Marie

Route

Depart

Return

Price

ChicagoSault Ste. Marie

ORD - CIU

ORDCIU

Chicago O'Hare Intl

Sat 9/13

12:25 pm-2:57 pm

Nonstop1h 32m

Sault Ste. Marie Chippewa County

Tue 9/16

3:35 pm-4:07 pm

Nonstop1h 32m

$248

ChicagoSault Ste. Marie

ORD - CIU

ORDCIU

Chicago O'Hare Intl

Sat 9/13

6:15 am-12:42 pm

1 stop5h 27m

Sault Ste. Marie Chippewa County

Tue 9/16

6:55 am-12:35 pm

2 stops6h 40m

$274

ChicagoSault Ste. Marie

MDW - CIU

MDWCIU

Chicago Midway

Mon 8/25

1:08 pm-7:10 pm

1 stop5h 02m

Sault Ste. Marie Chippewa County

Mon 9/1

6:55 am-1:03 pm

1 stop7h 08m

$335

St. LouisSault Ste. Marie

STL - CIU

STLCIU

Lambert-St Louis

Sun 10/12

2:15 pm-7:14 pm

1 stop3h 59m

Sault Ste. Marie Chippewa County

Fri 10/17

3:50 pm-11:41 pm

2 stops8h 51m

$534

St. LouisSault Ste. Marie

STL - CIU

STLCIU

Lambert-St Louis

Wed 8/13

8:00 am-3:09 pm

1 stop6h 09m

Sault Ste. Marie Chippewa County

Sun 8/17

3:50 pm-3:47 pm

1 stop24h 57m

$607

ChicagoSault Ste. Marie

ORD - CIU

ORDCIU

Chicago O'Hare Intl

Tue 8/19

6:10 am-12:42 pm

1 stop5h 32m

$153

ChicagoSault Ste. Marie

MDW - CIU

MDWCIU

Chicago Midway

Tue 8/19

1:08 pm-7:10 pm

1 stop5h 02m

$183

ChicagoSault Ste. Marie

ORD - CIU

ORDCIU

Chicago O'Hare Intl

Fri 8/15

12:40 pm-3:09 pm

Nonstop1h 29m

$193

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Illinois to Sault Ste. Marie

Have a flexible travel schedule? Discover the best time to fly to Sault Ste. Marie from Illinois 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 Illinois to Sault Ste. Marie

What is the cheapest time of day to fly from IL to CIU?

Find hourly flight availability from Illinois to Sault Ste. Marie. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Sault Ste. Marie as you normally would.

Reviews of airlines servicing Sault Ste. Marie

Get insights into the airlines that provide service to Sault Ste. Marie. 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 Sault Ste. Marie. Reviews last updated July 30, 2025.
Read reviews from past customers who have flown Delta and United Airlines from Illinois to Sault Ste. Marie. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Illinois 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.

  • What airport do you fly into for flights to Sault Ste. Marie from Illinois?

    Located just 17.8 mi from the city center, Sault Ste. Marie Chippewa County (CIU) is the airport most travelers will use when flying to Sault Ste. Marie from Illinois.

  • What are the most popular routes from Illinois to Sault Ste. Marie?

    When deciding which route to take from Illinois to Sault Ste. Marie consider Chicago O'Hare Intl - Sault Ste. Marie Chippewa County, Lambert-St Louis - Sault Ste. Marie Chippewa County or Chicago Midway - Sault Ste. Marie Chippewa County as they are the most popular.

  • What are the cheapest flights from Illinois to Sault Ste. Marie?

    Looking for the cheapest flight from Illinois to Sault Ste. Marie? While on average our users pay $245, our data indicates the cheapest price to be $193. The most popular route (Chicago O'Hare Intl - Sault Ste. Marie Chippewa County), is priced around $228.

  • Can I find deals for flights from Illinois to Sault Ste. Marie that include hotel bookings?

    Yes. In addition to deals on Illinois to Sault Ste. Marie flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Sault Ste. Marie?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Sault Ste. Marie.

  • Can I find deals for business class flights from Illinois to Sault Ste. Marie?

    Yes. Cheapflights offers flight deals from Illinois to Sault Ste. Marie 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

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Alternative routes for Illinois to Sault Ste. Marie

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Illinois to Sault Ste. Marie

Discover the top airline that operate flights from Illinois to Sault Ste. Marie. 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$248Average$298FlexibilityNo cancel feeOn-time69%

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