Portland (PWM) to Boston (BOS) flight deal in economy from $287

Wednesday, September 16th, 2026

5 round-trip options

Returning
Mon, Sep 21, 20265 Day Trip
$394 USD
Returning
Wed, Sep 23, 20267 Day Trip
$355 USD
Returning
Thu, Sep 24, 20268 Day Trip
$367 USD
Returning
Sun, Sep 27, 202611 Day Trip
$1,075 USD
Returning
Mon, Sep 28, 202612 Day Trip
$1,075 USD