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

Monday, December 21st, 2026

4 round-trip options

Returning
Mon, Dec 28, 20267 Day Trip
$614 USD
Returning
Tue, Dec 29, 20268 Day Trip
$543 USD
Returning
Fri, Jan 1, 202711 Day Trip
$401 USD
Returning
Mon, Jan 4, 202714 Day Trip
$414 USD