Flights from Boston to Alamo

Cheapest flights from Boston

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Nov 4 - Tue, Nov 11

BOS

Logan Intl.

SFO

San Francisco Intl.

$237 Roundtrip, found 1 day ago

$237

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Nov 4 from Logan Intl. to San Francisco Intl., returning Tue, Nov 11, priced at $237 found 1 day ago

Tue, Sep 30 - Sat, Oct 11

BOS

Logan Intl.

SFO

San Francisco Intl.

$237 Roundtrip, found 5 days ago

$237

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Sep 30 from Logan Intl. to San Francisco Intl., returning Sat, Oct 11, priced at $237 found 5 days ago

Tue, Sep 30 - Tue, Oct 7

BOS

Logan Intl.

SFO

San Francisco Intl.

$237 Roundtrip, found 5 days ago

$237

Roundtrip

found 5 days ago

Select JetBlue Airways flight, departing Tue, Sep 30 from Logan Intl. to San Francisco Intl., returning Tue, Oct 7, priced at $237 found 5 days ago

Mon, Nov 3 - Tue, Nov 11

BOS

Logan Intl.

SFO

San Francisco Intl.

$248 Roundtrip, found 1 day ago

$248

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Mon, Nov 3 from Logan Intl. to San Francisco Intl., returning Tue, Nov 11, priced at $248 found 1 day ago

Mon, Jun 2 - Tue, Jun 3

BOS

Logan Intl.

SFO

San Francisco Intl.

$248 Roundtrip, found 5 days ago

$248

Roundtrip

found 5 days ago

Select United flight, departing Mon, Jun 2 from Logan Intl. to San Francisco Intl., returning Tue, Jun 3, priced at $248 found 5 days ago

Mon, Jun 2 - Tue, Jun 3

BOS

Logan Intl.

SFO

San Francisco Intl.

$250 Roundtrip, found 5 days ago

$250

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, Jun 2 from Logan Intl. to San Francisco Intl., returning Tue, Jun 3, priced at $250 found 5 days ago

Mon, Jun 2 - Tue, Jun 3

BOS

Logan Intl.

SFO

San Francisco Intl.

$258 Roundtrip, found 5 days ago

$258

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Mon, Jun 2 from Logan Intl. to San Francisco Intl., returning Tue, Jun 3, priced at $258 found 5 days ago

Mon, Jun 2 - Tue, Jun 3

BOS

Logan Intl.

SFO

San Francisco Intl.

$258 Roundtrip, found 5 days ago

$258

Roundtrip

found 5 days ago

Select United flight, departing Mon, Jun 2 from Logan Intl. to San Francisco Intl., returning Tue, Jun 3, priced at $258 found 5 days ago

Mon, Nov 3 - Mon, Nov 10

BOS

Logan Intl.

SFO

San Francisco Intl.

$259 Roundtrip, found 1 day ago

$259

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Mon, Nov 3 from Logan Intl. to San Francisco Intl., returning Mon, Nov 10, priced at $259 found 1 day ago

Mon, Jun 2 - Tue, Jun 3

BOS

Logan Intl.

SFO

San Francisco Intl.

$261 Roundtrip, found 5 days ago

$261

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, Jun 2 from Logan Intl. to San Francisco Intl., returning Tue, Jun 3, priced at $261 found 5 days ago

Tue, Sep 30 - Sun, Oct 12

BOS

Logan Intl.

SFO

San Francisco Intl.

$263 Roundtrip, found 5 days ago

$263

Roundtrip

found 5 days ago

Select Hawaiian Airlines flight, departing Tue, Sep 30 from Logan Intl. to San Francisco Intl., returning Sun, Oct 12, priced at $263 found 5 days ago

Thu, Jul 3 - Tue, Jul 8

BOS

Logan Intl.

SJC

Norman Y. Mineta San Jose Intl.

$263 Roundtrip, found 18 hours ago

$263

Roundtrip

found 18 hours ago

Select Alaska Airlines flight, departing Thu, Jul 3 from Logan Intl. to Norman Y. Mineta San Jose Intl., returning Tue, Jul 8, priced at $263 found 18 hours ago

Mon, Jun 30 - Tue, Jul 8

BOS

Logan Intl.

SJC

Norman Y. Mineta San Jose Intl.

$264 Roundtrip, found 16 hours ago

$264

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Mon, Jun 30 from Logan Intl. to Norman Y. Mineta San Jose Intl., returning Tue, Jul 8, priced at $264 found 16 hours ago

Mon, Jun 2 - Tue, Jun 3

BOS

Logan Intl.

SFO

San Francisco Intl.

$267 Roundtrip, found 5 days ago

$267

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Mon, Jun 2 from Logan Intl. to San Francisco Intl., returning Tue, Jun 3, priced at $267 found 5 days ago

Thu, Nov 6 - Thu, Nov 13

BOS

Logan Intl.

SFO

San Francisco Intl.

$269 Roundtrip, found 1 day ago

$269

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Nov 6 from Logan Intl. to San Francisco Intl., returning Thu, Nov 13, priced at $269 found 1 day ago

Thu, Nov 6 - Thu, Nov 13

BOS

Logan Intl.

SFO

San Francisco Intl.

$269 Roundtrip, found 1 day ago

$269

Roundtrip

found 1 day ago

Select United flight, departing Thu, Nov 6 from Logan Intl. to San Francisco Intl., returning Thu, Nov 13, priced at $269 found 1 day ago

Mon, Jun 2 - Tue, Jun 3

BOS

Logan Intl.

SFO

San Francisco Intl.

$270 Roundtrip, found 5 days ago

$270

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, Jun 2 from Logan Intl. to San Francisco Intl., returning Tue, Jun 3, priced at $270 found 5 days ago

Wed, May 28 - Tue, Jun 10

BOS

Logan Intl.

SFO

San Francisco Intl.

$272 Roundtrip, found 11 hours ago

$272

Roundtrip

found 11 hours ago

Select Hawaiian Airlines flight, departing Wed, May 28 from Logan Intl. to San Francisco Intl., returning Tue, Jun 10, priced at $272 found 11 hours ago

Thu, Nov 6 - Thu, Nov 13

BOS

Logan Intl.

SFO

San Francisco Intl.

$274 Roundtrip, found 1 day ago

$274

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Thu, Nov 6 from Logan Intl. to San Francisco Intl., returning Thu, Nov 13, priced at $274 found 1 day ago

Sun, Jun 29 - Mon, Jul 7

BOS

Logan Intl.

SJC

Norman Y. Mineta San Jose Intl.

$437 Roundtrip, found 18 hours ago

$437

Roundtrip

found 18 hours ago

Select Spirit Airlines flight, departing Sun, Jun 29 from Logan Intl. to Norman Y. Mineta San Jose Intl., returning Mon, Jul 7, priced at $437 found 18 hours ago