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Cheap flights from Sudbury, ON to Illinois from C$ 319

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
YSB — ORD
27 Feb — 6 Mar1
1 adult

Cheap flight deals from Sudbury to Illinois

Keep the following information in mind while searching for Sudbury to Illinois flight deals. Data was last updated 22 February 2025.

Round-trip from

C$ 566

One-way from

C$ 319
Air Canada
  • Air Canada
  • 8/4-15/4
  • 2 total stops
  • 11h 15m total
  • Sudbury to Illinois
Search Deals
Air Canada
  • Air Canada
  • 8/4
  • 1 total stop
  • 6h 26m total
  • Sudbury to Illinois
Search Deals

Find flight deals from Sudbury to Illinois

Cheapest flights from Sudbury to Illinois
Explore the most affordable flight options available from Sudbury to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 February 2025.

Tue 8/410:45 a.m.YSB - ORD
1 stop5h 10mAir Canada
Tue 15/49:02 a.m.ORD - YSB
1 stop6h 05mAir Canada
Deal found 21/2C$ 566

Find flights from Sudbury to Illinois within your budget

Customize your flight search to find flights from Sudbury to Illinois 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 629,999 searches. Data last updated 22 February 2025.

Fly from

Sudbury

Fly to

Illinois

Route

Depart

Return

Price

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Tue 8/4

10:45 a.m.-2:55 p.m.

1 stop5h 10m

Chicago O'Hare Intl

Tue 15/4

9:02 a.m.-4:07 p.m.

1 stop6h 05m

C$ 566

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Tue 8/4

4:40 p.m.-10:06 p.m.

1 stop6h 26m

C$ 319

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/2

Best time to book a flight from Sudbury to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Sudbury 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.

Travel insights for flights from Sudbury to Illinois

Get recent, data-driven insights about flights from Sudbury to Illinois including ideal travel times, pricing trends, and more.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated 22 February 2025.
Air Canada
7.0
Good
8,756 reviews
Check prices

Boarding

7.3

Entertainment

6.8

Crew

7.8

Overall

7.0

Food

6.2

Comfort

7.0

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YOW - YYZ

The staff did everything possible in a small flight fully booked

Air Canada
7.0
Good
8,756 reviews
Air Canada
7.0
Good
8,756 reviews
Check prices

Boarding

7.3

Entertainment

6.8

Crew

7.8

Overall

7.0

Food

6.2

Comfort

7.0

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YOW - YYZ

The staff did everything possible in a small flight fully booked

Related info for your journey

Find useful and relevant information for your journey from Sudbury to Illinois. 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 Sudbury to Illinois?

    Most people fly from Sudbury (YSB) if they book a flight from Sudbury to Illinois. Sudbury is conveniently located just 20.9 km from Sudbury’s city centre.

  • Can I find deals for flights from Sudbury to Illinois that include hotel bookings?

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

  • How can I find direct flights from Sudbury to Illinois?

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

  • Can I find deals for business class flights from Sudbury to Illinois?

    Yes. Cheapflights offers flight deals from Sudbury to Illinois 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 Sudbury, Ontario to Illinois?

    Currently, January is the cheapest month in which you can book a flight from Sudbury, Ontario to Illinois (average of C$ 261). Flying from Sudbury, Ontario to Illinois in March is currently the most expensive (average of C$ 355). 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

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Top airline flying from Sudbury to Illinois

Discover the top airline that operate flights from Sudbury to Illinois. 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 629,999 searches. Data last updated 22 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 455AverageC$ 707FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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How does Cheapflights help users find flights from Sudbury to Illinois?

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Why should you use Cheapflights to find cheap flight tickets from Sudbury to Illinois?

Cheapflights helps you find that perfect flight to Illinois from Sudbury by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Sudbury to Illinois with no change fees?

Need flexible booking options for your flight to Illinois from Sudbury? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Sudbury to Illinois become cheaper?

Yes, Cheapflights offers price alerts on Sudbury to Illinois flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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