Phoenix (PHX) to Boston (BOS) flight deal in economy from $277

Friday, December 18th, 2026

3 round-trip options

Returning
Wed, Dec 23, 2026•5 Day Trip
$555 USD
Returning
Thu, Dec 24, 2026•6 Day Trip
$480 USD
Returning
Thu, Dec 31, 2026•13 Day Trip
$373 USD