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

Tuesday, September 29th, 2026

7 round-trip options

Returning
Sun, Oct 4, 20265 Day Trip
$290 USD
Returning
Mon, Oct 5, 20266 Day Trip
$277 USD
Returning
Wed, Oct 7, 20268 Day Trip
$277 USD
Returning
Thu, Oct 8, 20269 Day Trip
$290 USD
Returning
Sat, Oct 10, 202611 Day Trip
$297 USD
Returning
Sun, Oct 11, 202612 Day Trip
$310 USD
Returning
Tue, Oct 13, 202614 Day Trip
$257 USD