$259 Cheap United flights Boston (BOS) to San Diego (SAN)

$259 Cheap United flights Boston (BOS) to San Diego (SAN)

Prices were available within the past 7 days and start at $259 for one-way flights and $454 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 19 - Tue, Aug 26

BOS

Boston

SAN

San Diego

$454 Roundtrip, found 1 day ago

$454

Roundtrip

found 1 day ago

Select United flight, departing Tue, Aug 19 from Boston to San Diego, returning Tue, Aug 26, priced at $454 found 1 day ago

Thu, Dec 18 - Sat, Dec 27

BOS

Boston

SAN

San Diego

$464 Roundtrip, found 7 hours ago

$464

Roundtrip

found 7 hours ago

Select United flight, departing Thu, Dec 18 from Boston to San Diego, returning Sat, Dec 27, priced at $464 found 7 hours ago

Thu, Dec 18 - Sat, Dec 27

BOS

Boston

SAN

San Diego

$467 Roundtrip, found 7 hours ago

$467

Roundtrip

found 7 hours ago

Select United flight, departing Thu, Dec 18 from Boston to San Diego, returning Sat, Dec 27, priced at $467 found 7 hours ago

Thu, Dec 18 - Sat, Dec 27

BOS

Boston

SAN

San Diego

$478 Roundtrip, found 7 hours ago

$478

Roundtrip

found 7 hours ago

Select United flight, departing Thu, Dec 18 from Boston to San Diego, returning Sat, Dec 27, priced at $478 found 7 hours ago

Thu, Dec 18 - Sat, Dec 27

BOS

Boston

SAN

San Diego

$481 Roundtrip, found 7 hours ago

$481

Roundtrip

found 7 hours ago

Select United flight, departing Thu, Dec 18 from Boston to San Diego, returning Sat, Dec 27, priced at $481 found 7 hours ago

Thu, Dec 18 - Sat, Dec 27

BOS

Boston

SAN

San Diego

$482 Roundtrip, found 7 hours ago

$482

Roundtrip

found 7 hours ago

Select United flight, departing Thu, Dec 18 from Boston to San Diego, returning Sat, Dec 27, priced at $482 found 7 hours ago