Phoenix (PHX) to Boston (BOS) flight deal in economy from $347

Friday, December 18th, 2026

4 round-trip options

Returning
Fri, Dec 25, 20267 Day Trip
$444 USD
Returning
Sat, Dec 26, 20268 Day Trip
$796 USD
Returning
Tue, Dec 29, 202611 Day Trip
$576 USD
Returning
Fri, Jan 1, 202714 Day Trip
$434 USD