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

Friday, September 11th, 2026

5 round-trip options

Returning
Wed, Sep 16, 20265 Day Trip
$355 USD
Returning
Fri, Sep 18, 20267 Day Trip
$379 USD
Returning
Sat, Sep 19, 20268 Day Trip
$355 USD
Returning
Tue, Sep 22, 202611 Day Trip
$1,075 USD
Returning
Wed, Sep 23, 202612 Day Trip
$1,075 USD