Chicago (ORD) to Boston (BOS) flight deal in economy from $149

Sunday, August 23rd, 2026

7 round-trip options

Returning
Fri, Aug 28, 20265 Day Trip
$194 USD
Returning
Sat, Aug 29, 20266 Day Trip
$186 USD
Returning
Sun, Aug 30, 20267 Day Trip
$194 USD
Returning
Tue, Sep 1, 20269 Day Trip
$186 USD
Returning
Wed, Sep 2, 202610 Day Trip
$186 USD
Returning
Thu, Sep 3, 202611 Day Trip
$194 USD
Returning
Sat, Sep 5, 202613 Day Trip
$186 USD