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

Sunday, December 6th, 2026

5 round-trip options

Returning
Fri, Dec 11, 20265 Day Trip
$323 USD
Returning
Tue, Dec 15, 20269 Day Trip
$290 USD
Returning
Wed, Dec 16, 202610 Day Trip
$290 USD
Returning
Fri, Dec 18, 202612 Day Trip
$685 USD
Returning
Sun, Dec 20, 202614 Day Trip
$664 USD