What is the cheapest airline that flies from Sudbury to Illinois?

United Airlines is the most popular carrier operating from Sudbury to Illinois

When did momondo last update prices for flights from Sudbury Airport to Illinois?

Prices for flights from Sudbury Airport to Illinois were last updated today.

How old do you have to be to fly from Sudbury Airport to Illinois?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sudbury Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 406 Cheap Flights from Sudbury to Illinois in 2025/26

1 adult

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Find the cheapest flights from Sudbury, Ontario to Illinois

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:45 a.m. - 1:01 p.m.

YSB

ORD

4h 16m1 stop

10:00 a.m. - 3:19 p.m.

ORD

YSB

4h 19m1 stop

C$ 541Air Canada

Sat, 21 Feb - Tue, 24 Feb

3:55 p.m. - 7:45 p.m.

YSB

ORD

4h 50m1 stop

7:15 a.m. - 7:24 p.m.

ORD

YSB

11h 09m2 stops

C$ 547Air Canada

Sat, 21 Feb - Tue, 24 Feb

3:55 p.m. - 7:45 p.m.

YSB

ORD

4h 50m1 stop

8:00 a.m. - 3:19 p.m.

ORD

YSB

6h 19m1 stop

C$ 589Air Canada

Sat, 21 Feb - Tue, 24 Feb

3:55 p.m. - 7:45 p.m.

YSB

ORD

4h 50m1 stop

2:00 p.m. - 7:24 p.m.

ORD

YSB

4h 24m1 stop

C$ 590Air Canada

Sat, 21 Feb - Tue, 24 Feb

3:55 p.m. - 7:45 p.m.

YSB

ORD

4h 50m1 stop

7:15 a.m. - 7:24 p.m.

ORD

YSB

11h 09m2 stops

C$ 595Air Canada

Sat, 21 Feb - Tue, 24 Feb

9:45 a.m. - 6:52 p.m.

YSB

ORD

10h 07m2 stops

7:25 a.m. - 3:19 p.m.

ORD

YSB

6h 54m2 stops

C$ 663Air Canada

Sat, 21 Feb - Tue, 24 Feb

9:45 a.m. - 6:52 p.m.

YSB

ORD

10h 07m2 stops

7:25 a.m. - 3:19 p.m.

ORD

YSB

6h 54m2 stops

C$ 664Air Canada

Sat, 21 Feb - Tue, 24 Feb

9:45 a.m. - 6:52 p.m.

YSB

ORD

10h 07m2 stops

9:15 a.m. - 7:24 p.m.

ORD

YSB

9h 09m2 stops

C$ 681Air Canada

Sat, 21 Feb - Tue, 24 Feb

Air Canada flights from Sudbury, Ontario to Illinois

Our best Air Canada deals on Sudbury, Ontario to Illinois flight tickets

Air Canada

21 Feb

YSB9:45 a.m.Sudbury

4h 16m

1 stop

ORD1:01 p.m.Chicago O'Hare Intl

24 Feb

ORD10:00 a.m.Chicago O'Hare Intl

4h 19m

1 stop

YSB3:19 p.m.Sudbury

C$ 541

Find similar

Air Canada

21 Feb

YSB3:55 p.m.Sudbury

4h 50m

1 stop

ORD7:45 p.m.Chicago O'Hare Intl

24 Feb

ORD7:15 a.m.Chicago O'Hare Intl

11h 09m

2 stops

YSB7:24 p.m.Sudbury

C$ 547

Find similar

Air Canada

21 Feb

YSB3:55 p.m.Sudbury

4h 50m

1 stop

ORD7:45 p.m.Chicago O'Hare Intl

24 Feb

ORD8:00 a.m.Chicago O'Hare Intl

6h 19m

1 stop

YSB3:19 p.m.Sudbury

C$ 589

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Sat 21/2

9:45 a.m.-1:01 p.m.

1 stop4h 16m

Chicago O'Hare Intl

Tue 24/2

10:00 a.m.-3:19 p.m.

1 stop4h 19m

C$ 541

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Sat 21/2

3:55 p.m.-7:45 p.m.

1 stop4h 50m

Chicago O'Hare Intl

Tue 24/2

7:15 a.m.-7:24 p.m.

2 stops11h 09m

C$ 547

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Sat 21/2

3:55 p.m.-7:45 p.m.

1 stop4h 50m

Chicago O'Hare Intl

Tue 24/2

8:00 a.m.-3:19 p.m.

1 stop6h 19m

C$ 589

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Sat 21/2

3:55 p.m.-7:45 p.m.

1 stop4h 50m

Chicago O'Hare Intl

Tue 24/2

2:00 p.m.-7:24 p.m.

1 stop4h 24m

C$ 590

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Sat 21/2

3:55 p.m.-7:45 p.m.

1 stop4h 50m

Chicago O'Hare Intl

Tue 24/2

7:15 a.m.-7:24 p.m.

2 stops11h 09m

C$ 594

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Sat 21/2

9:45 a.m.-6:52 p.m.

2 stops10h 07m

Chicago O'Hare Intl

Tue 24/2

7:25 a.m.-3:19 p.m.

2 stops6h 54m

C$ 663

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Sat 21/2

9:45 a.m.-6:52 p.m.

2 stops10h 07m

Chicago O'Hare Intl

Tue 24/2

7:25 a.m.-3:19 p.m.

2 stops6h 54m

C$ 664

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Sat 21/2

9:45 a.m.-6:52 p.m.

2 stops10h 07m

Chicago O'Hare Intl

Tue 24/2

9:15 a.m.-7:24 p.m.

2 stops9h 09m

C$ 681

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Thu 15/1

4:15 p.m.-7:45 p.m.

1 stop4h 30m

C$ 406

SudburyChicago

YSB - ORD

YSBORD

Sudbury

Thu 15/1

5:40 a.m.-4:06 p.m.

2 stops11h 26m

C$ 414

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Sudbury, Ontario to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Illinois?

According to our data, Wednesday is the cheapest day to fly to Illinois from Sudbury, Ontario. The lowest ticket price found for a Wednesday departure recently was C$ 494. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Illinois is Friday, with ticket prices averaging around C$ 746.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Sudbury, Ontario to Illinois during this time can be as low as C$ 586. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 872 on average. Flights to Illinois from Sudbury, Ontario in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Cheap Sudbury, Ontario to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sudbury, Ontario to Illinois

Fastest flight time	4h 50m
Direct flights	None

The fastest flight from Sudbury, Ontario to Illinois takes 4h 50m

There are no direct flights from Sudbury, Ontario to Illinois. There are no popular flight routes from Sudbury, Ontario to Illinois.

Search flight deals

When did momondo last update prices for flights from Sudbury Airport to Illinois?
Prices for flights from Sudbury Airport to Illinois were last updated today.
How old do you have to be to fly from Sudbury Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sudbury Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Sudbury to Illinois?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Sudbury to Illinois . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Sudbury to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Sudbury to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from Sudbury to Illinois?

momondo provides multiple filters to help you find the best flight to Illinois from Sudbury. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Sudbury to Illinois right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Sudbury to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.