Washington (IAD) to San Diego (SAN) flight deal in economy from $307

Friday, October 2nd, 2026

5 round-trip options

Returning
Wed, Oct 7, 20265 Day Trip
$347 USD
Returning
Sun, Oct 11, 20269 Day Trip
$454 USD
Returning
Mon, Oct 12, 202610 Day Trip
$436 USD
Returning
Thu, Oct 15, 202613 Day Trip
$387 USD
Returning
Fri, Oct 16, 202614 Day Trip
$387 USD