Flights to St. Charles from Buffalo - $69

Cheap Flights from Buffalo to St. Charles (BUF-CHI)

Prices were available within the past 7 days and start at $69 for one-way flights and $131 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 4 - Mon, Sep 8

BUF

Buffalo

MDW

Chicago

$131 Roundtrip, found 6 days ago

$131

Roundtrip

found 6 days ago

Select Southwest Airlines flight, departing Thu, Sep 4 from Buffalo to Chicago, returning Mon, Sep 8, priced at $131 found 6 days ago

Thu, Aug 7 - Mon, Aug 11

BUF

Buffalo

ORD

Chicago

$137 Roundtrip, just found

$137

Roundtrip

just found

Select American Airlines flight, departing Thu, Aug 7 from Buffalo to Chicago, returning Mon, Aug 11, priced at $137 just found

Thu, Aug 7 - Mon, Aug 11

BUF

Buffalo

ORD

Chicago

$137 Roundtrip, just found

$137

Roundtrip

just found

Select United flight, departing Thu, Aug 7 from Buffalo to Chicago, returning Mon, Aug 11, priced at $137 just found

Mon, Sep 22 - Thu, Sep 25

BUF

Buffalo

MDW

Chicago

$137 Roundtrip, found 8 hours ago

$137

Roundtrip

found 8 hours ago

Select Southwest Airlines flight, departing Mon, Sep 22 from Buffalo to Chicago, returning Thu, Sep 25, priced at $137 found 8 hours ago

Thu, Aug 14 - Tue, Aug 19

BUF

Buffalo

ORD

Chicago

$158 Roundtrip, found 2 hours ago

$158

Roundtrip

found 2 hours ago

Select Delta flight, departing Thu, Aug 14 from Buffalo to Chicago, returning Tue, Aug 19, priced at $158 found 2 hours ago

Tue, Jul 29 - Tue, Aug 5

BUF

Buffalo

ORD

Chicago

$170 Roundtrip, found 12 hours ago

$170

Roundtrip

found 12 hours ago

Select JetBlue Airways flight, departing Tue, Jul 29 from Buffalo to Chicago, returning Tue, Aug 5, priced at $170 found 12 hours ago