Cheap Flights to Thornton Junction , IL from CA $186

How much is the cheapest flight to Thornton Junction?

Prices were available within the past 7 days and start at CA $186 for one-way flights and CA $302 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, May 29 - Fri, Jun 5

YUL

Montreal

MDW

Chicago

CA $302 Roundtrip, found 1 hour ago

CA $302

Roundtrip

found 1 hour ago

Select Porter Airlines flight, departing Fri, May 29 from Montreal to Chicago, returning Fri, Jun 5, priced at CA $302 found 1 hour ago

Sat, May 9 - Sun, May 10

YTZ

Toronto

ORD

Chicago

CA $309 Roundtrip, found 3 days ago

CA $309

Roundtrip

found 3 days ago

Select Air Canada flight, departing Sat, May 9 from Toronto to Chicago, returning Sun, May 10, priced at CA $309 found 3 days ago

Wed, Jun 17 - Sat, Jun 20

YYZ

Toronto

ORD

Chicago

CA $343 Roundtrip, just found

CA $343

Roundtrip

just found

Select American Airlines flight, departing Wed, Jun 17 from Toronto to Chicago, returning Sat, Jun 20, priced at CA $343 just found

Thu, Jul 30 - Mon, Aug 3

YYZ

Toronto

ORD

Chicago

CA $350 Roundtrip, just found

CA $350

Roundtrip

just found

Select United flight, departing Thu, Jul 30 from Toronto to Chicago, returning Mon, Aug 3, priced at CA $350 just found

Sun, May 10 - Fri, May 15

YTZ

Toronto

MDW

Chicago

CA $353 Roundtrip, found 2 hours ago

CA $353

Roundtrip

found 2 hours ago

Select Air Transat flight, departing Sun, May 10 from Toronto to Chicago, returning Fri, May 15, priced at CA $353 found 2 hours ago