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

Thursday, September 3rd, 2026

5 round-trip options

Returning
Tue, Sep 8, 20265 Day Trip
$303 USD
Returning
Thu, Sep 10, 20267 Day Trip
$335 USD
Returning
Fri, Sep 11, 20268 Day Trip
$335 USD
Returning
Mon, Sep 14, 202611 Day Trip
$851 USD
Returning
Tue, Sep 15, 202612 Day Trip
$842 USD