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Cheap flights from St. John's to Illinois from C$ 301

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 15/9. 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

Cheap 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 31 July 2025.

Round-trip from

C$ 593

One-way from

C$ 301
Air Canada
  • Air Canada
  • 10/12-15/12
  • 2 total stops
  • 15h 21m total
  • St. John's to Illinois
Search Deals
Air Canada
  • Air Canada
  • 15/9
  • 1 total stop
  • 6h 31m total
  • St. John's to Illinois
Search Deals

Find flight deals from St. John's to Illinois

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 31 July 2025.

Wed 10/125:10 a.m.YYT - ORD
1 stop8h 38mAir Canada
Mon 15/122:00 p.m.ORD - YYT
1 stop6h 43mAir Canada
Deal found 29/7C$ 593
Wed 10/126:00 a.m.YYT - MDW
3 stops11h 50mPorter Airlines
Mon 15/1211:00 a.m.MDW - YYT
3 stops9h 35mPorter Airlines
Deal found 29/7C$ 597
Wed 17/93:00 p.m.YYT - ORD
2 stops30h 16mWestJet
Sat 20/96:20 p.m.ORD - YYT
2 stops26h 06mWestJet
Deal found 31/7C$ 701
Wed 17/93:00 p.m.YYT - MDW
2 stops45h 10mWestJet
Sat 20/911:00 a.m.MDW - YYT
2 stops9h 26mWestJet
Deal found 31/7C$ 730
Tue 9/95:50 a.m.YYT - ORD
1 stop6h 31mUnited Airlines
Fri 12/99:00 a.m.ORD - YYT
2 stops13h 09mUnited Airlines
Deal found 31/7C$ 734
Thu 11/125:00 a.m.YYT - ORD
1 stop7h 30mMultiple Airlines
Mon 15/1211:15 a.m.ORD - YYT
2 stops9h 55mMultiple Airlines
Deal found 29/7C$ 756

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 31 July 2025.
Use the filters below to find and compare flights from St. John's to Illinois that are best for you.

Fly from

St. John's

Fly to

Illinois

Route

Depart

Return

Price

St. John'sChicago

YYT - ORD

YYTORD

St John's

Wed 10/12

5:10 a.m.-11:18 a.m.

1 stop8h 38m

Chicago O'Hare Intl

Mon 15/12

2:00 p.m.-11:13 p.m.

1 stop6h 43m

C$ 593

St. John'sChicago

YYT - MDW

YYTMDW

St John's

Wed 10/12

6:00 a.m.-3:20 p.m.

3 stops11h 50m

Chicago Midway

Mon 15/12

11:00 a.m.-11:05 p.m.

3 stops9h 35m

C$ 597

St. John'sChicago

YYT - ORD

YYTORD

St John's

Wed 17/9

3:00 p.m.-6:46 p.m.

2 stops30h 16m

Chicago O'Hare Intl

Sat 20/9

6:20 p.m.-10:56 p.m.

2 stops26h 06m

C$ 701

St. John'sChicago

YYT - MDW

YYTMDW

St John's

Wed 17/9

3:00 p.m.-9:40 a.m.

2 stops45h 10m

Chicago Midway

Sat 20/9

11:00 a.m.-10:56 p.m.

2 stops9h 26m

C$ 730

St. John'sChicago

YYT - ORD

YYTORD

St John's

Tue 9/9

5:50 a.m.-9:51 a.m.

1 stop6h 31m

Chicago O'Hare Intl

Fri 12/9

9:00 a.m.-12:39 a.m.

2 stops13h 09m

C$ 734

St. John'sChicago

YYT - ORD

YYTORD

St John's

Thu 11/12

5:00 a.m.-10:00 a.m.

1 stop7h 30m

Chicago O'Hare Intl

Mon 15/12

11:15 a.m.-11:40 p.m.

2 stops9h 55m

C$ 756

St. John'sChicago

YYT - ORD

YYTORD

St John's

Mon 15/9

5:50 a.m.-9:51 a.m.

1 stop6h 31m

C$ 301

St. John'sChicago

YYT - ORD

YYTORD

St John's

Mon 15/9

6:00 a.m.-9:58 p.m.

2 stops18h 28m

C$ 345

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/7

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.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated 31 July 2025.
Check out reviews from past customers who have flown with Porter Airlines,United Airlines, andWestJet from St. John's to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
318 reviews
Check prices

Comfort

8.0

Crew

8.7

Food

7.6

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Porter Airlines
8.0
Very good
318 reviews
Porter Airlines
8.0
Very good
318 reviews
Check prices

Comfort

8.0

Crew

8.7

Food

7.6

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
United Airlines
7.4
Good
8,902 reviews
Porter Airlines
8.0
Very good
318 reviews
Check prices

Comfort

8.0

Crew

8.7

Food

7.6

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
WestJet
7.2
Good
2,977 reviews
Porter Airlines
8.0
Very good
318 reviews
Check prices

Comfort

8.0

Crew

8.7

Food

7.6

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Air Canada
7.1
Good
9,842 reviews
Porter Airlines
8.0
Very good
318 reviews
Check prices

Comfort

8.0

Crew

8.7

Food

7.6

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience

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.

  • 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.

  • What is the cheapest month to book a flight from St. John's to Illinois?

    Currently, January is the cheapest month in which you can book a flight from St. John's to Illinois (average of C$ 261). Flying from St. John's to Illinois in March is currently the most expensive (average of C$ 352). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for St. John's to Illinois

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Top airline flying from St. John's to Illinois

Discover the top airline that operate flights from St. John's to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 31 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 634AverageC$ 757FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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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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