Cheap flights from Illinois to St. John's from C$ 357

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 29/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YYT
5 Aug — 12 Aug1
1 adult

Cheap flight deals from Illinois to St. John's

Keep the following information in mind while searching for Illinois to St. John's flight deals. Data was last updated 31 July 2025.

Round-trip from

C$ 670

One-way from

C$ 357

Popular in

December

Cheapest in

February

Average price

C$ 816
13/9-20/9
  • 13/9-20/9
  • 5 total stops
  • 45h 17m total
  • Illinois to St. John's
Air Canada
  • Air Canada
  • 29/9
  • 2 total stops
  • 11h 13m total
  • Illinois to St. John's
Highest demand for flights based on searches. 15% potential increase in price (C$ 232 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease (C$ 48 potential savings vs. average RT price).
Average for round-trip flights in July 2025

Find flight deals from Illinois to St. John's

Cheapest flights from Illinois to St. John's
Explore the most affordable flight options available from Illinois to St. John's. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 July 2025.

Tue 9/96:30 a.m.ORD - YYT
2 stops15h 38mMultiple Airlines
Tue 16/96:00 a.m.YYT - ORD
2 stops18h 28mMultiple Airlines
Deal found 29/7C$ 623
Thu 18/93:35 p.m.ORD - YYT
1 stop6h 34mAir Canada
Sun 21/95:50 a.m.YYT - ORD
1 stop6h 31mAir Canada
Deal found 29/7C$ 637
Sun 14/91:52 p.m.STL - YYT
1 stop22h 08mMultiple Airlines
Sun 21/91:15 p.m.YYT - STL
2 stops26h 17mMultiple Airlines
Deal found 31/7C$ 880
Wed 20/84:00 p.m.ORD - YYT
2 stops18h 38mUnited Airlines
Wed 27/82:10 p.m.YYT - ORD
1 stop7h 01mUnited Airlines
Deal found 30/7C$ 922
Mon 22/91:30 p.m.STL - YYT
1 stop8h 39mAir Canada
Fri 26/92:00 p.m.YYT - STL
1 stop8h 27mAir Canada
Deal found 30/7C$ 949
Wed 20/89:40 a.m.MDW - YYT
2 stops12h 18mPorter Airlines
Wed 27/83:00 p.m.YYT - MDW
2 stops20h 15mPorter Airlines
Deal found 30/7C$ 1,010
Sat 13/99:17 a.m.STL - YYT
2 stops12h 52mUnited Airlines
Sat 20/95:50 a.m.YYT - STL
2 stops16h 07mUnited Airlines
Deal found 30/7C$ 1,090
Sat 6/97:00 a.m.STL - YYT
2 stops13h 26mDelta
Sun 14/93:00 p.m.YYT - STL
2 stops10h 39mDelta
Deal found 30/7C$ 1,204
Wed 30/711:18 a.m.STL - YYT
2 stops16h 15mWestJet
Wed 13/83:00 p.m.YYT - STL
2 stops21h 27mWestJet
Deal found 30/7C$ 1,882

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to St. John's 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 Illinois to St. John's that are best for you.

Fly from

Illinois

Fly to

St. John's

Route

Depart

Return

Price

ChicagoSt. John's

ORD - YYT

ORDYYT

Chicago O'Hare Intl

Tue 9/9

6:30 a.m.-12:38 a.m.

2 stops15h 38m

St John's

Tue 16/9

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

2 stops18h 28m

C$ 623

ChicagoSt. John's

ORD - YYT

ORDYYT

Chicago O'Hare Intl

Thu 18/9

3:35 p.m.-12:39 a.m.

1 stop6h 34m

St John's

Sun 21/9

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

1 stop6h 31m

C$ 637

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Sun 14/9

1:52 p.m.-2:30 p.m.

1 stop22h 08m

St John's

Sun 21/9

1:15 p.m.-1:02 p.m.

2 stops26h 17m

C$ 880

ChicagoSt. John's

ORD - YYT

ORDYYT

Chicago O'Hare Intl

Wed 20/8

4:00 p.m.-1:08 p.m.

2 stops18h 38m

St John's

Wed 27/8

2:10 p.m.-6:41 p.m.

1 stop7h 01m

C$ 922

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Mon 22/9

1:30 p.m.-12:39 a.m.

1 stop8h 39m

St John's

Fri 26/9

2:00 p.m.-7:57 p.m.

1 stop8h 27m

C$ 949

ChicagoSt. John's

MDW - YYT

MDWYYT

Chicago Midway

Wed 20/8

9:40 a.m.-12:28 a.m.

2 stops12h 18m

St John's

Wed 27/8

3:00 p.m.-8:45 a.m.

2 stops20h 15m

C$ 1,010

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Sat 13/9

9:17 a.m.-12:39 a.m.

2 stops12h 52m

St John's

Sat 20/9

5:50 a.m.-7:27 p.m.

2 stops16h 07m

C$ 1,090

St. LouisSt. John's

STL - YYT

STLYYT

Lambert-St Louis

Sat 6/9

7:00 a.m.-10:56 p.m.

2 stops13h 26m

St John's

Sun 14/9

3:00 p.m.-11:09 p.m.

2 stops10h 39m

C$ 1,204

ChicagoSt. John's

ORD - YYT

ORDYYT

Chicago O'Hare Intl

Sun 17/8

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

1 stop22h 30m

St John's

Sat 23/8

7:10 a.m.-4:44 p.m.

1 stop12h 04m

C$ 2,294

ChicagoSt. John's

ORD - YYT

ORDYYT

Chicago O'Hare Intl

Mon 29/9

3:35 p.m.-12:39 a.m.

1 stop6h 34m

C$ 357

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/7

Showing 1-10 of 11 results
1
2

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

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

How much does it cost to fly round-trip from Illinois to St. John's?

Reviews of airlines servicing St. John's

Get insights into the airlines that provide service to St. John's. 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 St. John's. Reviews last updated 31 July 2025.
See what other customers who have flown with Porter Airlines,Delta, andUnited Airlines from Illinois to St. John's have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Boarding

8.2

Crew

8.7

Entertainment

7.0

Overall

8.0

Food

7.6

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

Comfort

8.0

Boarding

8.2

Crew

8.7

Entertainment

7.0

Overall

8.0

Food

7.6

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
8.0
Very good

Comfort

8.0

Boarding

8.2

Crew

8.7

Entertainment

7.0

Overall

8.0

Food

7.6

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

Comfort

8.0

Boarding

8.2

Crew

8.7

Entertainment

7.0

Overall

8.0

Food

7.6

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

Comfort

8.0

Boarding

8.2

Crew

8.7

Entertainment

7.0

Overall

8.0

Food

7.6

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 Illinois to St. John's. 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 into for flights to St. John's from Illinois?

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

  • What are the most popular routes from Illinois to St. John's?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to St. John's 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 Illinois to St. John's?

    Currently, May is the cheapest month in which you can book a flight from Illinois to St. John's (average of C$ 221). Flying from Illinois to St. John's in December is currently the most expensive (average of C$ 382). 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.

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