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

Friday, August 21st, 2026

5 round-trip options

Returning
Fri, Aug 28, 20267 Day Trip
$424 USD
Returning
Sat, Aug 29, 20268 Day Trip
$405 USD
Returning
Sun, Aug 30, 20269 Day Trip
$455 USD
Returning
Mon, Aug 31, 202610 Day Trip
$444 USD
Returning
Fri, Sep 4, 202614 Day Trip
$319 USD