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Cheap flights from St. John's to Illinois from C$ 435

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — ORD
17 Sep — 24 Sep1
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 18 August 2026.

Fri 4/96:00 a.m. -
2 stops11h 05m
Fri 11/911:45 a.m. -
2 stops10h 40m
Deal found 14/8C$ 722
Fri 18/96:00 a.m. -
2 stops11h 05m
Sun 20/93:20 p.m. -
2 stops7h 05m
Deal found 16/8C$ 746
Thu 24/96:00 a.m. -
2 stops11h 05m
Sun 27/911:45 a.m. -
2 stops10h 40m
Deal found 14/8C$ 790
Fri 4/98:30 a.m. -
1 stop7h 22m
Fri 11/93:45 p.m. -
1 stop7h 31m
Deal found 14/8C$ 878
Fri 4/93:00 p.m. -
2 stops28h 10m
Fri 11/95:30 p.m. -
1 stop10h 45m
Deal found 14/8C$ 887
Thu 24/96:05 a.m. -
2 stops10h 45m
Sun 27/99:45 a.m. -
2 stops12h 40m
Deal found 14/8C$ 893
Fri 18/95:30 a.m. -
1 stop7h 15m
Mon 21/93:40 p.m. -
1 stop6h 23m
Deal found 16/8C$ 898
Thu 24/95:45 a.m. -
2 stops10h 06m
Sun 27/92:00 p.m. -
2 stops8h 03m
Deal found 13/8C$ 900
Sat 5/96:00 a.m. -
2 stops11h 05m
Tue 8/93:20 p.m. -
2 stops31h 05m
Deal found 17/8C$ 940
Fri 18/91:20 p.m. -
2 stops28h 30m
Mon 21/95:30 p.m. -
1 stop10h 45m
Deal found 16/8C$ 954
Fri 18/94:00 p.m. -
3 stops21h 30m
Mon 21/911:45 a.m. -
2 stops10h 40m
Deal found 16/8C$ 972
Tue 1/910:00 a.m. -
1 stop8h 49m
Fri 4/98:09 a.m. -
1 stop7h 26m
Deal found 17/8C$ 1,009

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 18 August 2026.

Round-trip from

C$ 722

One-way from

C$ 435
Porter Airlines
  • Porter Airlines
  • 18/9-21/9
  • 4 total stops
  • 21h 45m total
  • St. John's to Illinois
Search Deals
Air Canada
  • Air Canada
  • 1/10
  • 1 total stop
  • 9h 27m 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 18 August 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 St John's - MDW Chicago Midway

YYTMDW

St John's

Fri 18/9

6:00 a.m.-2:35 p.m.

2 stops11h 05m

Chicago Midway

Mon 21/9

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

2 stops10h 40m

C$ 722

St. John'sChicago

YYT St John's - MDW Chicago Midway

YYTMDW

St John's

Fri 4/9

6:00 a.m.-2:35 p.m.

2 stops11h 05m

Chicago Midway

Fri 11/9

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

2 stops10h 40m

C$ 722

St. John'sChicago

YYT St John's - MDW Chicago Midway

YYTMDW

St John's

Fri 18/9

6:00 a.m.-2:35 p.m.

2 stops11h 05m

Chicago Midway

Sun 20/9

3:20 p.m.-12:55 a.m.

2 stops7h 05m

C$ 746

St. John'sChicago

YYT St John's - MDW Chicago Midway

YYTMDW

St John's

Thu 24/9

6:00 a.m.-2:35 p.m.

2 stops11h 05m

Chicago Midway

Sun 27/9

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

2 stops10h 40m

C$ 790

St. John'sChicago

YYT St John's - ORD Chicago O'Hare Intl

YYTORD

St John's

Fri 4/9

8:30 a.m.-1:22 p.m.

1 stop7h 22m

Chicago O'Hare Intl

Fri 11/9

3:45 p.m.-1:46 a.m.

1 stop7h 31m

C$ 878

St. John'sChicago

YYT St John's - ORD Chicago O'Hare Intl

YYTORD

St John's

Fri 4/9

3:00 p.m.-4:40 p.m.

2 stops28h 10m

Chicago O'Hare Intl

Fri 11/9

5:30 p.m.-6:45 a.m.

1 stop10h 45m

C$ 887

St. John'sChicago

YYT St John's - ORD Chicago O'Hare Intl

YYTORD

St John's

Thu 24/9

6:05 a.m.-2:20 p.m.

2 stops10h 45m

Chicago O'Hare Intl

Sun 27/9

9:45 a.m.-12:55 a.m.

2 stops12h 40m

C$ 893
Quickest round-trip

St. John'sChicago

YYT St John's - ORD Chicago O'Hare Intl

YYTORD

St John's

Fri 18/9

5:30 a.m.-10:15 a.m.

1 stop7h 15m

Chicago O'Hare Intl

Mon 21/9

3:40 p.m.-12:33 a.m.

1 stop6h 23m

C$ 898

St. John'sChicago

YYT St John's - ORD Chicago O'Hare Intl

YYTORD

St John's

Thu 24/9

5:45 a.m.-1:21 p.m.

2 stops10h 06m

Chicago O'Hare Intl

Sun 27/9

2:00 p.m.-12:33 a.m.

2 stops8h 03m

C$ 900

St. John'sChicago

YYT St John's - MDW Chicago Midway

YYTMDW

St John's

Sat 5/9

6:00 a.m.-2:35 p.m.

2 stops11h 05m

Chicago Midway

Tue 8/9

3:20 p.m.-12:55 a.m.

2 stops31h 05m

C$ 940

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/8

Showing 1-10 of 23 resultsSorted by cheapest first
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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 22m. 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

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

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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.

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