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Cheap flights from Sudbury, ON to Chicago O'Hare Intl Airport from C$ 376

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
YSB — ORD
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sudbury to O'Hare Intl

Enter your travel dates to find the best prices.

Cheapest flights from Sudbury to O'Hare Intl
Explore the most affordable flight options available from Sudbury to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2026.

Fri 29/52:30 p.m.
YSB
-
ORD
1 stop6h 10m
Air Canada
Tue 2/68:20 p.m.
ORD
-
YSB
1 stop11h 45m
Air Canada
Deal found 28/4C$ 667
Sat 4/79:45 a.m.
YSB
-
ORD
1 stop6h 10m
Air Canada
Wed 8/78:40 p.m.
ORD
-
YSB
1 stop11h 25m
Air Canada
Deal found 28/4C$ 749
Sat 4/79:45 a.m.
YSB
-
ORD
1 stop4h 37m
United Airlines
Wed 8/76:30 a.m.
ORD
-
YSB
2 stops11h 47m
United Airlines
Deal found 28/4C$ 772
Fri 29/52:30 p.m.
YSB
-
ORD
2 stops9h 56m
United Airlines
Tue 2/67:09 a.m.
ORD
-
YSB
1 stop5h 41m
United Airlines
Deal found 24/4C$ 777
Thu 11/69:45 a.m.
YSB
-
ORD
1 stop4h 40m
Air Canada
Sun 21/67:09 a.m.
ORD
-
YSB
1 stop5h 41m
Air Canada
Deal found 28/4C$ 796

Find flight deals from Sudbury to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Sudbury (YSB) to O'Hare Intl (ORD). 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 29 April 2026.

Round-trip from

C$ 667

One-way from

C$ 376
Air Canada
  • Air Canada
  • 29/5-2/6
  • 2 total stops
  • 17h 55m total
  • Sudbury to Chicago
Search Deals
Air Canada
  • Air Canada
  • 9/7
  • 1 total stop
  • 6h 10m total
  • Sudbury to Chicago
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sudbury to O'Hare Intl 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 29 April 2026.
Use the filters below to find and compare flights from Sudbury to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Fri 29/5

2:30 p.m.-7:40 p.m.

1 stop6h 10m

Chicago O'Hare Intl

Tue 2/6

8:20 p.m.-9:05 a.m.

1 stop11h 45m

C$ 667

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Sat 4/7

9:45 a.m.-2:55 p.m.

1 stop6h 10m

Chicago O'Hare Intl

Wed 8/7

8:40 p.m.-9:05 a.m.

1 stop11h 25m

C$ 749

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Sat 4/7

9:45 a.m.-1:22 p.m.

1 stop4h 37m

Chicago O'Hare Intl

Wed 8/7

6:30 a.m.-7:17 p.m.

2 stops11h 47m

C$ 772

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Fri 29/5

2:30 p.m.-11:26 p.m.

2 stops9h 56m

Chicago O'Hare Intl

Tue 2/6

7:09 a.m.-1:50 p.m.

1 stop5h 41m

C$ 777
Quickest round-trip

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Thu 11/6

9:45 a.m.-1:25 p.m.

1 stop4h 40m

Chicago O'Hare Intl

Sun 21/6

7:09 a.m.-1:50 p.m.

1 stop5h 41m

C$ 796
Cheapest one-way
Quickest one-way

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Thu 9/7

9:45 a.m.-2:55 p.m.

1 stop6h 10m

C$ 376

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Fri 12/6

8:05 p.m.-9:00 a.m.

1 stop13h 55m

C$ 391

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Fri 10/7

9:45 a.m.-8:05 p.m.

2 stops11h 20m

C$ 421

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Thu 9/7

9:45 a.m.-11:26 p.m.

2 stops14h 41m

C$ 423

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Tue 9/6

8:05 p.m.-9:00 a.m.

1 stop13h 55m

C$ 425

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/4

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Sudbury to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Sudbury to O'Hare Intl. 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 Chicago O'Hare Intl?

    Sudbury (YSB), located 20.9 km from the city centre, is the airport you fly out of when you book flights from Sudbury to Chicago O'Hare Intl. 0 airlines have flights from Sudbury to Chicago O'Hare Intl on a regular basis. Booking flights from Sudbury to Chicago O'Hare Intl should not be difficult; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day.

  • How long is the flight from Sudbury, Ontario to Chicago O'Hare Intl Airport?

    Air Canada can get you from Sudbury, Ontario to Chicago O'Hare Intl Airport in just under 6h 10m. Your travel time can differ by up to . There are 764 km between Sudbury, Ontario and Chicago O'Hare Intl Airport.

  • Can I find deals for flights from Sudbury to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Sudbury to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sudbury to O'Hare Intl?

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

  • Can I find deals for business class flights from Sudbury to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Sudbury to O'Hare Intl 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

Travelling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Evanston
Des Plaines
Skokie
Downers Grove
Elk Grove Village
Racine
Naperville
Bolingbrook
Romeoville
Schaumburg

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Can Cheapflights find flights from Sudbury to O'Hare Intl with no change fees?

Certainly. Search results for flights to O'Hare Intl from Sudbury shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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