Find flights
When to book
FAQs

Cheap flights from St. John's to Illinois from C$ 339

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 16/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — ORD
5 Aug — 12 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St. John's to Illinois

Enter your travel dates to find the best prices.

Cheapest flights from St. John's to Illinois
Explore the most affordable flight options available from St. John's to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 July 2026.

Fri 4/91:20 p.m.
YYT
-
ORD
1 stop10h 45m
Multiple Airlines
Mon 7/97:00 a.m.
ORD
-
YYT
2 stops15h 25m
Multiple Airlines
Deal found 4/7C$ 640
Fri 4/96:05 a.m.
YYT
-
ORD
2 stops11h 00m
Porter Airlines
Mon 7/97:00 a.m.
ORD
-
YYT
2 stops15h 25m
Porter Airlines
Deal found 4/7C$ 681
Wed 16/96:05 a.m.
YYT
-
ORD
2 stops11h 00m
Porter Airlines
Mon 21/911:45 a.m.
ORD
-
YYT
2 stops10h 40m
Porter Airlines
Deal found 3/7C$ 738
Tue 18/810:00 a.m.
YYT
-
ORD
1 stop8h 49m
American Airlines
Tue 25/88:09 a.m.
ORD
-
YYT
1 stop7h 26m
American Airlines
Deal found 4/7C$ 776
Wed 16/95:35 a.m.
YYT
-
ORD
1 stop7h 12m
Air Canada
Sat 19/911:05 a.m.
ORD
-
YYT
2 stops9h 53m
Air Canada
Deal found 30/6C$ 781
Wed 16/96:05 a.m.
YYT
-
ORD
2 stops11h 00m
Porter Airlines
Sat 19/911:45 a.m.
ORD
-
YYT
2 stops10h 40m
Porter Airlines
Deal found 1/7C$ 782
Wed 19/86:05 a.m.
YYT
-
MDW
2 stops11h 00m
Porter Airlines
Tue 25/83:15 p.m.
MDW
-
YYT
2 stops7h 10m
Porter Airlines
Deal found 3/7C$ 785
Wed 19/810:00 a.m.
YYT
-
ORD
1 stop8h 49m
American Airlines
Tue 25/88:09 a.m.
ORD
-
YYT
1 stop7h 26m
American Airlines
Deal found 3/7C$ 793
Tue 18/86:05 a.m.
YYT
-
MDW
2 stops11h 00m
Porter Airlines
Tue 25/83:15 p.m.
MDW
-
YYT
2 stops7h 10m
Porter Airlines
Deal found 4/7C$ 879
Wed 19/84:00 p.m.
YYT
-
MDW
3 stops20h 15m
Multiple Airlines
Tue 25/810:25 a.m.
MDW
-
YYT
2 stops12h 00m
Multiple Airlines
Deal found 3/7C$ 918
Wed 16/93:00 p.m.
YYT
-
MDW
2 stops21h 20m
WestJet
Mon 21/99:29 a.m.
MDW
-
YYT
2 stops10h 56m
WestJet
Deal found 3/7C$ 1,097
Fri 4/93:00 p.m.
YYT
-
MDW
2 stops27h 27m
WestJet
Mon 7/99:59 a.m.
MDW
-
YYT
2 stops34h 26m
WestJet
Deal found 4/7C$ 1,239

Find flight deals from St. John's to Illinois

Keep the following information in mind while searching for St. John's to Illinois flight deals. Data was last updated 6 July 2026.

Round-trip from

C$ 640

One-way from

C$ 339
Porter Airlines
  • Porter Airlines
  • 4/9-7/9
  • 3 total stops
  • 26h 10m total
  • St. John's to Illinois
Search Deals
Porter Airlines
  • Porter Airlines
  • 16/8
  • 2 total stops
  • 30h 15m total
  • St. John's to Illinois
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. John's 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 6 July 2026.
Use the filters below to find and compare flights from St. John's to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. John'sChicago

YYT - ORD

YYTORD

St John's

Fri 4/9

1:20 p.m.-9:35 p.m.

1 stop10h 45m

Chicago O'Hare Intl

Mon 7/9

7:00 a.m.-12:55 a.m.

2 stops15h 25m

C$ 640

St. John'sChicago

YYT - ORD

YYTORD

St John's

Fri 4/9

6:05 a.m.-2:35 p.m.

2 stops11h 00m

Chicago O'Hare Intl

Mon 7/9

7:00 a.m.-12:55 a.m.

2 stops15h 25m

C$ 681
Quickest round-trip

St. John'sChicago

YYT - ORD

YYTORD

St John's

Wed 16/9

5:35 a.m.-10:17 a.m.

1 stop7h 12m

Chicago O'Hare Intl

Sat 19/9

8:45 a.m.-5:08 p.m.

1 stop5h 53m

C$ 781

St. John'sChicago

YYT - ORD

YYTORD

St John's

Wed 16/9

6:05 a.m.-2:35 p.m.

2 stops11h 00m

Chicago O'Hare Intl

Sat 19/9

11:45 a.m.-12:55 a.m.

2 stops10h 40m

C$ 782

St. John'sChicago

YYT - ORD

YYTORD

St John's

Wed 16/9

5:35 a.m.-10:17 a.m.

1 stop7h 12m

Chicago O'Hare Intl

Mon 21/9

11:05 a.m.-11:28 p.m.

2 stops9h 53m

C$ 782

St. John'sChicago

YYT - ORD

YYTORD

St John's

Wed 19/8

10:00 a.m.-4:19 p.m.

1 stop8h 49m

Chicago O'Hare Intl

Tue 25/8

8:09 a.m.-6:05 p.m.

1 stop7h 26m

C$ 793

St. John'sChicago

YYT - MDW

YYTMDW

St John's

Tue 18/8

6:05 a.m.-2:35 p.m.

2 stops11h 00m

Chicago Midway

Tue 25/8

3:15 p.m.-12:55 a.m.

2 stops7h 10m

C$ 879

St. John'sChicago

YYT - MDW

YYTMDW

St John's

Wed 19/8

4:00 p.m.-9:45 a.m.

3 stops20h 15m

Chicago Midway

Tue 25/8

10:25 a.m.-12:55 a.m.

2 stops12h 00m

C$ 918

St. John'sChicago

YYT - MDW

YYTMDW

St John's

Fri 4/9

3:00 p.m.-3:57 p.m.

2 stops27h 27m

Chicago Midway

Mon 7/9

9:59 a.m.-10:55 p.m.

2 stops34h 26m

C$ 1,239

St. John'sChicago

YYT - MDW

YYTMDW

St John's

Thu 10/9

3:00 p.m.-6:19 p.m.

2 stops29h 49m

Chicago Midway

Mon 14/9

7:01 p.m.-10:55 p.m.

2 stops25h 24m

C$ 1,316

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from St. John's to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from St. John's 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.

Cheapflights Insights

Everything you need to know about your flight from St. John's to Illinois
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from St. John's 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 St. John's to Illinois?

    St John's (YYT), located 6.7 km from the city centre, is the airport you fly out of when you book flights from St. John's to Illinois.

  • How long is the flight from St. John's to Illinois?

    Departing from St. John's to Illinois will take you 7h 12m. Airlines will cover a distance of 2816 km. This flight may include one or multiple stops.

  • Can I find deals for flights from St. John's to Illinois that include hotel bookings?

    Yes. In addition to deals on St. John's to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. John's to Illinois?

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

  • Can I find deals for business class flights from St. John's to Illinois?

    Yes. Cheapflights offers flight deals from St. John's 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. John's to Illinois?

Deals for St. John's to Illinois flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from St. John's to Illinois?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. John's to Illinois for you. Better yet — we are completely free to use.

Can Cheapflights find flights from St. John's to Illinois with no change fees?

Need flexible booking options for your flight to Illinois from St. John's? 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 St. John's to Illinois become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Illinois from St. John's today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.