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

Tuesday, September 15th, 2026

5 round-trip options

Returning
Sun, Sep 20, 20265 Day Trip
$347 USD
Returning
Tue, Sep 22, 20267 Day Trip
$257 USD
Returning
Thu, Sep 24, 20269 Day Trip
$290 USD
Returning
Sat, Sep 26, 202611 Day Trip
$257 USD
Returning
Mon, Sep 28, 202613 Day Trip
$290 USD