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

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

How old do you have to be to fly from Saint John 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 Saint John Airport to Illinois.

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

The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$271 Cheap Flights from Saint John to Illinois in 2025/26

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Find the cheapest flights from Saint John to Illinois

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Cheap round-trip flights

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11:55 am - 2:55 pmYSJ-ORD

5h 00m1 stop

7:55 am - 5:14 pmORD-YSJ

7h 19m1 stop

$494Air Canada

Find Deal

Tue, Apr 7 - Wed, Apr 8

11:55 am - 2:55 pmYSJ-ORD

5h 00m1 stop

2:00 pm - 11:29 pmORD-YSJ

7h 29m1 stop

$495Air Canada

Find Deal

Tue, Apr 7 - Wed, Apr 8

11:55 am - 7:25 pmYSJ-ORD

9h 30m2 stops

7:55 am - 5:14 pmORD-YSJ

7h 19m1 stop

$500Air Canada

Find Deal

Tue, Apr 7 - Wed, Apr 8

11:55 am - 7:25 pmYSJ-ORD

9h 30m2 stops

9:50 am - 5:14 pmORD-YSJ

5h 24m1 stop

$501Air Canada

Find Deal

Tue, Apr 7 - Wed, Apr 8

11:55 am - 7:25 pmYSJ-ORD

9h 30m2 stops

4:15 pm - 11:29 pmORD-YSJ

5h 14m1 stop

$502Air Canada

Find Deal

Tue, Apr 7 - Wed, Apr 8

4:15 pm - 8:10 pmYSJ-ORD

5h 55m1 stop

7:05 am - 3:33 pmORD-YSJ

6h 28m1 stop

$511Air Canada

Find Deal

Fri, Dec 5 - Fri, Dec 12

5:40 am - 9:13 amYSJ-ORD

5h 33m1 stop

8:15 pm - 10:49 amORD-YSJ

12h 34m1 stop

$526Air Canada

Find Deal

Sun, Dec 7 - Sun, Dec 14

11:55 am - 7:25 pmYSJ-ORD

9h 30m2 stops

8:20 pm - 11:10 amORD-YSJ

12h 50m2 stops

$536Air Canada

Find Deal

Tue, Apr 7 - Wed, Apr 8

4:15 pm - 7:42 amYSJ-ORD

17h 27m2 stops

7:05 am - 3:33 pmORD-YSJ

6h 28m1 stop

$566United Airlines

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Fri, Dec 5 - Fri, Dec 12

4:15 pm - 11:44 pmYSJ-ORD

9h 29m2 stops

2:39 pm - 10:59 amORD-YSJ

18h 20m2 stops

$588United Airlines

Find Deal

Fri, Dec 5 - Fri, Dec 12

United Airlines flights from Saint John to Illinois

Our best United Airlines deals on Saint John to Illinois flight tickets

United Airlines

Dec 5

YSJ4:15 pmSaint John

17h 27m

2 stops

ORD7:42 amChicago O'Hare Intl

Dec 12

ORD7:05 amChicago O'Hare Intl

6h 28m

1 stop

YSJ3:33 pmSaint John

$566

Find similar

United Airlines

Dec 5

YSJ4:15 pmSaint John

9h 29m

2 stops

ORD11:44 pmChicago O'Hare Intl

Dec 12

ORD2:39 pmChicago O'Hare Intl

18h 20m

2 stops

YSJ10:59 amSaint John

$588

Find similar

United Airlines

Dec 7

YSJ4:15 pmSaint John

17h 30m

2 stops

ORD7:45 amChicago O'Hare Intl

Dec 14

ORD8:15 pmChicago O'Hare Intl

12h 34m

1 stop

YSJ10:49 amSaint John

$609

Find similar

Air Canada flights from Saint John to Illinois

Our best Air Canada deals on Saint John to Illinois flight tickets

Air Canada

Apr 7

YSJ11:55 amSaint John

5h 00m

1 stop

ORD2:55 pmChicago O'Hare Intl

Apr 8

ORD7:55 amChicago O'Hare Intl

7h 19m

1 stop

YSJ5:14 pmSaint John

$494

Find similar

Air Canada

Apr 7

YSJ11:55 amSaint John

5h 00m

1 stop

ORD2:55 pmChicago O'Hare Intl

Apr 8

ORD2:00 pmChicago O'Hare Intl

7h 29m

1 stop

YSJ11:29 pmSaint John

$495

Find similar

Air Canada

Apr 7

YSJ11:55 amSaint John

9h 30m

2 stops

ORD7:25 pmChicago O'Hare Intl

Apr 8

ORD7:55 amChicago O'Hare Intl

7h 19m

1 stop

YSJ5:14 pmSaint John

$500

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Saint JohnChicago

YSJ - ORD

YSJORD

Saint John

Tue 4/7

11:55 am-2:55 pm

1 stop5h 00m

Chicago O'Hare Intl

Wed 4/8

7:55 am-5:14 pm

1 stop7h 19m

$494

Saint JohnChicago

YSJ - ORD

YSJORD

Saint John

Tue 4/7

11:55 am-2:55 pm

1 stop5h 00m

Chicago O'Hare Intl

Wed 4/8

2:00 pm-11:29 pm

1 stop7h 29m

$495

Saint JohnChicago

YSJ - ORD

YSJORD

Saint John

Tue 4/7

11:55 am-7:25 pm

2 stops9h 30m

Chicago O'Hare Intl

Wed 4/8

7:55 am-5:14 pm

1 stop7h 19m

$500

Saint JohnChicago

YSJ - ORD

YSJORD

Saint John

Tue 4/7

11:55 am-7:25 pm

2 stops9h 30m

Chicago O'Hare Intl

Wed 4/8

9:50 am-5:14 pm

1 stop5h 24m

$501

Saint JohnChicago

YSJ - ORD

YSJORD

Saint John

Tue 4/7

11:55 am-7:25 pm

2 stops9h 30m

Chicago O'Hare Intl

Wed 4/8

4:15 pm-11:29 pm

1 stop5h 14m

$502

Saint JohnChicago

YSJ - ORD

YSJORD

Saint John

Fri 12/5

4:15 pm-8:10 pm

1 stop5h 55m

Chicago O'Hare Intl

Fri 12/12

7:05 am-3:33 pm

1 stop6h 28m

$511

Saint JohnChicago

YSJ - ORD

YSJORD

Saint John

Sun 12/7

5:40 am-9:13 am

1 stop5h 33m

Chicago O'Hare Intl

Sun 12/14

8:15 pm-10:49 am

1 stop12h 34m

$526

Saint JohnChicago

YSJ - ORD

YSJORD

Saint John

Tue 4/7

11:55 am-7:25 pm

2 stops9h 30m

Chicago O'Hare Intl

Wed 4/8

8:20 pm-11:10 am

2 stops12h 50m

$536

Saint JohnChicago

YSJ - ORD

YSJORD

Saint John

Fri 12/5

4:15 pm-7:42 am

2 stops17h 27m

Chicago O'Hare Intl

Fri 12/12

7:05 am-3:33 pm

1 stop6h 28m

$566

Saint JohnChicago

YSJ - ORD

YSJORD

Saint John

Fri 12/5

4:15 pm-11:44 pm

2 stops9h 29m

Chicago O'Hare Intl

Fri 12/12

2:39 pm-10:59 am

2 stops18h 20m

$588

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Saint John 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

What is the cheapest airline that flies from Saint John to Illinois?

Air Canada and United Airlines are the most popular carriers operating from Saint John to Illinois

Cheap Saint John to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Saint John to Illinois

Direct flights	None

There are no direct flights from Saint John to Illinois. There are no popular flight routes from Saint John to Illinois.

Search flight deals

When did momondo last update prices for flights from Saint John Airport to Illinois?
Prices for flights from Saint John Airport to Illinois were last updated today.
How old do you have to be to fly from Saint John 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 Saint John Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

It is quick and easy to find Saint John to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

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

All flight searches from Saint John to Illinois on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Saint John to Illinois?

momondo helps you find the best flight between Saint John and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Saint John to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.