Fly from Boston to San Diego for $142 round-trip, including all taxes! This fare is available for travel on select dates in December, January, and February. Valid for travel all days of the week. Requires a 10-day advance purchase.

But please remember, this fare will not be available for peak holiday travel.

This is an amazing coast-to-coast fare, and we've found similar fares from Boston to Long Beach.

For more, please visit our Boston area fares page.