San Diego (SAN) to Boston (BOS) flight deal in economy from $257

Tuesday, August 18th, 2026

4 round-trip options

Returning
Mon, Aug 24, 20266 Day Trip
$257 USD
Returning
Wed, Aug 26, 20268 Day Trip
$257 USD
Returning
Fri, Aug 28, 202610 Day Trip
$257 USD
Returning
Mon, Aug 31, 202613 Day Trip
$257 USD