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$198+ Cheap flights from Sault Ste. Marie (CIU) to Chicago (CHI)

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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
CIU — CHI
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Sault Ste. Marie to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Sault Ste. Marie (CIU) to Chicago (CHI). 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 11, 2025.

Round-trip from

$218
(Delta)

One-way from

$198
(United Airlines)
From Sault Ste. Marie Chippewa County to Chicago (CHI)
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One-way flight from Sault Ste. Marie Chippewa County to Chicago (CHI)
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Find flight deals from Sault Ste. Marie to Chicago

Cheapest flights from Sault Ste. Marie to Chicago
Explore the most affordable flight options available from Sault Ste. Marie to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

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.
Tue 11/254:18 pmCIU - ORD
1 stop5h 11mDelta
Sun 11/302:30 pmORD - CIU
1 stop4h 26mDelta
Deal found 9/11$218
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 11/264:18 pmCIU - ORD
1 stop5h 11mDelta
Sat 11/298:50 amORD - CIU
1 stop5h 53mDelta
Deal found 9/10$268
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 10/83:50 pmCIU - MDW
1 stop3h 35mDelta
Wed 10/159:20 amMDW - CIU
1 stop4h 55mDelta
Deal found 9/10$328
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 10/83:50 pmCIU - ORD
1 stop5h 33mDelta
Wed 10/158:57 amORD - CIU
1 stop5h 18mDelta
Deal found 9/10$341
This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 9/251:40 pmCIU - ORD
1 stop5h 24mDelta
Mon 9/291:22 pmORD - CIU
1 stop4h 51mDelta
Deal found 9/10$371
This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 9/251:40 pmCIU - MDW
1 stop5h 55mDelta
Mon 9/291:08 pmMDW - CIU
1 stop5h 05mDelta
Deal found 9/10$378
This Delta deal was found by Cheapflights users on 9/10. 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.
Mon 11/33:50 pmCIU - MDW
1 stop3h 35mDelta
Tue 11/49:20 amMDW - CIU
1 stop4h 55mDelta
Deal found 9/10$410
This Delta deal was found by Cheapflights users on 9/9. 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.
Sat 12/136:53 amCIU - ORD
1 stop5h 50mDelta
Sat 12/2010:06 amORD - CIU
1 stop4h 20mDelta
Deal found 9/9$451
This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 10/96:55 amCIU - MDW
1 stop7h 13mDelta
Sun 10/129:20 amMDW - CIU
1 stop4h 55mDelta
Deal found 9/10$524
This Delta deal was found by Cheapflights users on 9/10. 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.
Mon 11/36:55 amCIU - ORD
2 stops6h 45mDelta
Mon 11/35:37 pmORD - CIU
1 stop20h 38mDelta
Deal found 9/10$556
This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 10/93:50 pmCIU - ORD
1 stop5h 33mDelta
Sun 10/128:57 amORD - CIU
1 stop5h 18mDelta
Deal found 9/10$601
This Delta deal was found by Cheapflights users on 9/10. 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.
Mon 11/36:55 amCIU - MDW
1 stop7h 13mDelta
Mon 11/37:10 pmMDW - CIU
1 stop19h 05mDelta
Deal found 9/10$680

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sault Ste. Marie to Chicago 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 September 11, 2025.
Use the filters below to find and compare flights from Sault Ste. Marie to Chicago that are best for you.

Fly from

Sault Ste. Marie

Fly to

Chicago

Route

Depart

Return

Price

Sault Ste. MarieChicago

CIU - ORD

CIUORD

Sault Ste. Marie Chippewa County

Tue 11/25

4:18 pm-8:29 pm

1 stop5h 11m

Chicago O'Hare Intl

Sun 11/30

2:30 pm-7:56 pm

1 stop4h 26m

$218

Sault Ste. MarieChicago

CIU - ORD

CIUORD

Sault Ste. Marie Chippewa County

Wed 11/26

4:18 pm-8:29 pm

1 stop5h 11m

Chicago O'Hare Intl

Sat 11/29

8:50 am-3:43 pm

1 stop5h 53m

$268

Sault Ste. MarieChicago

CIU - MDW

CIUMDW

Sault Ste. Marie Chippewa County

Wed 10/8

3:50 pm-6:25 pm

1 stop3h 35m

Chicago Midway

Wed 10/15

9:20 am-3:15 pm

1 stop4h 55m

$328

Sault Ste. MarieChicago

CIU - MDW

CIUMDW

Sault Ste. Marie Chippewa County

Thu 9/25

1:40 pm-6:35 pm

1 stop5h 55m

Chicago Midway

Mon 9/29

1:08 pm-7:13 pm

1 stop5h 05m

$378

Sault Ste. MarieChicago

CIU - MDW

CIUMDW

Sault Ste. Marie Chippewa County

Mon 11/3

3:50 pm-6:25 pm

1 stop3h 35m

Chicago Midway

Tue 11/4

9:20 am-3:15 pm

1 stop4h 55m

$410

Sault Ste. MarieChicago

CIU - ORD

CIUORD

Sault Ste. Marie Chippewa County

Sat 12/13

6:53 am-11:43 am

1 stop5h 50m

Chicago O'Hare Intl

Sat 12/20

10:06 am-3:26 pm

1 stop4h 20m

$451

Sault Ste. MarieChicago

CIU - MDW

CIUMDW

Sault Ste. Marie Chippewa County

Thu 10/9

6:55 am-1:08 pm

1 stop7h 13m

Chicago Midway

Sun 10/12

9:20 am-3:15 pm

1 stop4h 55m

$524

Sault Ste. MarieChicago

CIU - ORD

CIUORD

Sault Ste. Marie Chippewa County

Mon 11/3

6:55 am-12:40 pm

2 stops6h 45m

Chicago O'Hare Intl

Mon 11/3

5:37 pm-3:15 pm

1 stop20h 38m

$556

Sault Ste. MarieChicago

CIU - ORD

CIUORD

Sault Ste. Marie Chippewa County

Thu 10/9

3:50 pm-8:23 pm

1 stop5h 33m

Chicago O'Hare Intl

Sun 10/12

8:57 am-3:15 pm

1 stop5h 18m

$601

Sault Ste. MarieChicago

CIU - MDW

CIUMDW

Sault Ste. Marie Chippewa County

Mon 11/3

6:55 am-1:08 pm

1 stop7h 13m

Chicago Midway

Mon 11/3

7:10 pm-3:15 pm

1 stop19h 05m

$680

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 12 results
1
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Best time to book a flight from Sault Ste. Marie to Chicago

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

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

Find hourly flight availability from Sault Ste. Marie to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

It’s typically best to fly out from Sault Ste. Marie to Chicago at noon. Doing so could potentially save you 12% on the flight price compared to flying in the morning, which is usually more expensive.

Weekly flight availability from Sault Ste. Marie to Chicago

Explore weekly flight availability from Sault Ste. Marie to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 11, 2025.

The most flights from CIU to CHI are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

Find useful and relevant information for your journey from Sault Ste. Marie to Chicago. 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 Sault Ste. Marie to Chicago?

    Most people fly from Sault Ste. Marie Chippewa County (CIU) if they book a flight from Sault Ste. Marie to Chicago. On average, Chippewa County has 1 outbound flight to Chicago per day from 0 airlines. Sault Ste. Marie Chippewa County is conveniently located just 17.8 mi from Sault Ste. Marie’s city center.

  • How long is the flight from Sault Ste. Marie to Chicago?

    A quick flight from Sault Ste. Marie to Chicago can take about 5h 11m. Delta provides one of the quickest options available for as low as $218. Sault Ste. Marie and Chicago are separated by a distance of 341 mi.

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

    Looking at all options, your cheapest flight can be booked for $197. While the most popular route (Sault Ste. Marie Chippewa County - Chicago O'Hare Intl) can be booked for $218 on average, our data indicates $484 when flying from Sault Ste. Marie to Chicago.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sault Ste. Marie to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sault Ste. Marie to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Sault Ste. Marie to Chicago (average of $245). Flying from Sault Ste. Marie to Chicago in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
Lansing
Hammond
Benton Harbor
Porter
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