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

Tuesday, September 1st, 2026

5 round-trip options

Returning
Sun, Sep 6, 20265 Day Trip
$303 USD
Returning
Tue, Sep 8, 20267 Day Trip
$287 USD
Returning
Wed, Sep 9, 20268 Day Trip
$319 USD
Returning
Sat, Sep 12, 202611 Day Trip
$826 USD
Returning
Sun, Sep 13, 202612 Day Trip
$835 USD