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

Monday, August 31st, 2026

4 round-trip options

Returning
Sun, Sep 6, 20266 Day Trip
$257 USD
Returning
Tue, Sep 8, 20268 Day Trip
$257 USD
Returning
Thu, Sep 10, 202610 Day Trip
$257 USD
Returning
Sun, Sep 13, 202613 Day Trip
$397 USD