$129 Cheap United flights Boston (BOS) to Chicago (ORD)

$129 Cheap United flights Boston (BOS) to Chicago (ORD)

Prices were available within the past 7 days and start at $129 for one-way flights and $268 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Oct 4 - Thu, Oct 8

BOS

Boston

ORD

Chicago

$268 Roundtrip, found 1 day ago

$268

Roundtrip

found 1 day ago

Select United flight, departing Sun, Oct 4 from Boston to Chicago, returning Thu, Oct 8, priced at $268 found 1 day ago

Sat, Oct 10 - Sun, Oct 25

BOS

Boston

ORD

Chicago

$315 Roundtrip, found 1 day ago

$315

Roundtrip

found 1 day ago

Select United flight, departing Sat, Oct 10 from Boston to Chicago, returning Sun, Oct 25, priced at $315 found 1 day ago

Sun, Oct 4 - Thu, Oct 8

BOS

Boston

ORD

Chicago

$329 Roundtrip, found 1 day ago

$329

Roundtrip

found 1 day ago

Select United flight, departing Sun, Oct 4 from Boston to Chicago, returning Thu, Oct 8, priced at $329 found 1 day ago