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

Monday, September 7th, 2026

6 round-trip options

Returning
Sat, Sep 12, 20265 Day Trip
$363 USD
Returning
Sun, Sep 13, 20266 Day Trip
$434 USD
Returning
Mon, Sep 14, 20267 Day Trip
$427 USD
Returning
Tue, Sep 15, 20268 Day Trip
$401 USD
Returning
Thu, Sep 17, 202610 Day Trip
$363 USD
Returning
Sun, Sep 20, 202613 Day Trip
$851 USD