Cheap Frontier Airlines flights Chicago (MDW) to Boston (BOS)

Cheap Frontier Airlines flights Chicago (MDW) to Boston (BOS)

Prices were available within the past 7 days and start at for one-way flights and $306 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Oct 12 - Fri, Oct 24

MDW

Chicago

BOS

Boston

$306 Roundtrip, found 20 hours ago

$306

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Sun, Oct 12 from Chicago to Boston, returning Fri, Oct 24, priced at $306 found 20 hours ago