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

Sunday, September 6th, 2026

5 round-trip options

Returning
Fri, Sep 11, 20265 Day Trip
$335 USD
Returning
Sun, Sep 13, 20267 Day Trip
$532 USD
Returning
Mon, Sep 14, 20268 Day Trip
$577 USD
Returning
Thu, Sep 17, 202611 Day Trip
$851 USD
Returning
Fri, Sep 18, 202612 Day Trip
$851 USD