$193 Cheap Flights from Chicago (ORD) to Sault Ste. Marie (CIU)

Featured airlines

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
Find available prices by choosing your travel dates.

Cheap Flights from Chicago to Sault Ste. Marie (ORD-CIU)

Prices were available within the past 7 days and start at $193 for one-way flights and $198 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Delta
United
Delta
United
United
Delta
United
United
Delta
Flights from Chicago (ORD) to Sault Ste. Marie (CIU)
Origin airport
O'Hare Intl.
Destination airport
Chippewa County Intl.
Airlines serving
Delta, United
Roundtrip price
$198
Distance
341 mi

Chicago to Sault Ste. Marie Flights

The cheapest times to fly from Chicago to Sault Ste. Marie

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Sault Ste. Marie are during the month of May. You can find some of the cheapest flights from Chicago to Sault Ste. Marie with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Chicago to Sault Ste. Marie

Sunday is one of the best days to book for cheap flights from Chicago to Sault Ste. Marie: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Chicago to Sault Ste. Marie

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Sault Ste. Marie in 2025. You can also book with separate airlines for your outbound and return journeys, from $193 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Sault Ste. Marie flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Sault Ste. Marie airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

Is it cheaper to buy a plane ticket from ORD to Chippewa County Intl. Airport (CIU) last minute?
Being the spontaneous type is an amazing way to travel the world, but it isn’t always the smartest way to grab a cheap plane ticket. Consider booking your O’Hare Airport to Chippewa County Intl. Airport journey well in advance rather than waiting until the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Save all that spontaneity for when you reach Chippewa County Intl. Airport!
What airports do you fly into for Sault Ste. Marie from Chicago?
From Chicago, you can travel to Sault Ste. Marie via Chippewa County Intl. Airport (CIU), Sault Ste. Marie Airport Airport (YAM) and Pellston Regional Airport (PLN). Be sure to check which airport is best for you before making your decision. If you go with Chippewa County Intl. Airport (CIU), it’s approximately 18 mi south of the city center. Use the cash you save when booking your airfare with Expedia to check out the city’s top attractions, such as Kewadin Casino and Lake Superior State University.
Can I change the date of my flight from O'Hare Airport to CIU?
We know life happens and plans change, so Expedia is here to help make amending your trip as easy as possible. First, access your ORD to CIU itinerary through the Expedia Trips portal and read the fare conditions to see if change fees apply. If you booked your airfare in the last 24 hours, some carriers will let you cancel at no cost and organize new flights. If you bought your fare more than 24 hours ago, connect with us through our Customer Service portal so we can help you further.

Explore a world of travel with Expedia

*Available to One Key members.