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

Monday, September 14th, 2026

6 round-trip options

Returning
Sat, Sep 19, 20265 Day Trip
$367 USD
Returning
Sun, Sep 20, 20266 Day Trip
$500 USD
Returning
Mon, Sep 21, 20267 Day Trip
$400 USD
Returning
Tue, Sep 22, 20268 Day Trip
$367 USD
Returning
Thu, Sep 24, 202610 Day Trip
$400 USD
Returning
Sun, Sep 27, 202613 Day Trip
$1,165 USD