Flights from San Antonio to Falmouth

Cheapest flights from San Antonio

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.

Sat, Sep 13 - Sat, Sep 20

SAT

San Antonio Intl.

BOS

Logan Intl.

$239 Roundtrip, found 1 day ago

$239

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Sep 13 from San Antonio Intl. to Logan Intl., returning Sat, Sep 20, priced at $239 found 1 day ago

Sat, Sep 13 - Sun, Sep 21

SAT

San Antonio Intl.

BOS

Logan Intl.

$249 Roundtrip, found 1 day ago

$249

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Sep 13 from San Antonio Intl. to Logan Intl., returning Sun, Sep 21, priced at $249 found 1 day ago

Fri, Sep 19 - Sun, Sep 21

SAT

San Antonio Intl.

BOS

Logan Intl.

$259 Roundtrip, found 1 day ago

$259

Roundtrip

found 1 day ago

Select Delta flight, departing Fri, Sep 19 from San Antonio Intl. to Logan Intl., returning Sun, Sep 21, priced at $259 found 1 day ago

Sun, Sep 14 - Thu, Sep 18

SAT

San Antonio Intl.

BOS

Logan Intl.

$259 Roundtrip, found 1 day ago

$259

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sun, Sep 14 from San Antonio Intl. to Logan Intl., returning Thu, Sep 18, priced at $259 found 1 day ago

Sat, Sep 13 - Fri, Sep 19

SAT

San Antonio Intl.

BOS

Logan Intl.

$269 Roundtrip, found 1 day ago

$269

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Sep 13 from San Antonio Intl. to Logan Intl., returning Fri, Sep 19, priced at $269 found 1 day ago

Fri, Oct 17 - Mon, Oct 20

SAT

San Antonio Intl.

BOS

Logan Intl.

$272 Roundtrip, found 3 days ago

$272

Roundtrip

found 3 days ago

Select United flight, departing Fri, Oct 17 from San Antonio Intl. to Logan Intl., returning Mon, Oct 20, priced at $272 found 3 days ago

Sun, Sep 14 - Fri, Sep 19

SAT

San Antonio Intl.

BOS

Logan Intl.

$277 Roundtrip, found 1 day ago

$277

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sun, Sep 14 from San Antonio Intl. to Logan Intl., returning Fri, Sep 19, priced at $277 found 1 day ago

Thu, Oct 16 - Sun, Oct 19

SAT

San Antonio Intl.

BOS

Logan Intl.

$279 Roundtrip, found 3 days ago

$279

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Thu, Oct 16 from San Antonio Intl. to Logan Intl., returning Sun, Oct 19, priced at $279 found 3 days ago

Thu, Sep 18 - Mon, Sep 22

SAT

San Antonio Intl.

BOS

Logan Intl.

$295 Roundtrip, found 1 day ago

$295

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Sep 18 from San Antonio Intl. to Logan Intl., returning Mon, Sep 22, priced at $295 found 1 day ago

Sun, Oct 19 - Thu, Oct 23

SAT

San Antonio Intl.

BOS

Logan Intl.

$297 Roundtrip, found 3 days ago

$297

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Sun, Oct 19 from San Antonio Intl. to Logan Intl., returning Thu, Oct 23, priced at $297 found 3 days ago

Fri, Oct 17 - Mon, Oct 20

SAT

San Antonio Intl.

BOS

Logan Intl.

$299 Roundtrip, found 3 days ago

$299

Roundtrip

found 3 days ago

Select American Airlines flight, departing Fri, Oct 17 from San Antonio Intl. to Logan Intl., returning Mon, Oct 20, priced at $299 found 3 days ago

Thu, Sep 18 - Sun, Sep 21

SAT

San Antonio Intl.

BOS

Logan Intl.

$307 Roundtrip, found 1 day ago

$307

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Sep 18 from San Antonio Intl. to Logan Intl., returning Sun, Sep 21, priced at $307 found 1 day ago

Wed, Oct 15 - Sat, Oct 18

SAT

San Antonio Intl.

BOS

Logan Intl.

$309 Roundtrip, found 3 days ago

$309

Roundtrip

found 3 days ago

Select Delta flight, departing Wed, Oct 15 from San Antonio Intl. to Logan Intl., returning Sat, Oct 18, priced at $309 found 3 days ago

Fri, Oct 17 - Mon, Oct 20

SAT

San Antonio Intl.

BOS

Logan Intl.

$317 Roundtrip, found 3 days ago

$317

Roundtrip

found 3 days ago

Select United flight, departing Fri, Oct 17 from San Antonio Intl. to Logan Intl., returning Mon, Oct 20, priced at $317 found 3 days ago

Thu, Sep 18 - Tue, Sep 23

SAT

San Antonio Intl.

BOS

Logan Intl.

$319 Roundtrip, found 1 day ago

$319

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Sep 18 from San Antonio Intl. to Logan Intl., returning Tue, Sep 23, priced at $319 found 1 day ago

Fri, Oct 17 - Mon, Oct 20

SAT

San Antonio Intl.

BOS

Logan Intl.

$321 Roundtrip, found 3 days ago

$321

Roundtrip

found 3 days ago

Select United flight, departing Fri, Oct 17 from San Antonio Intl. to Logan Intl., returning Mon, Oct 20, priced at $321 found 3 days ago

Fri, Oct 17 - Mon, Oct 20

SAT

San Antonio Intl.

BOS

Logan Intl.

$326 Roundtrip, found 3 days ago

$326

Roundtrip

found 3 days ago

Select Delta flight, departing Fri, Oct 17 from San Antonio Intl. to Logan Intl., returning Mon, Oct 20, priced at $326 found 3 days ago

Thu, Oct 16 - Tue, Oct 21

SAT

San Antonio Intl.

BOS

Logan Intl.

$329 Roundtrip, found 3 days ago

$329

Roundtrip

found 3 days ago

Select Delta flight, departing Thu, Oct 16 from San Antonio Intl. to Logan Intl., returning Tue, Oct 21, priced at $329 found 3 days ago

Fri, Oct 17 - Mon, Oct 20

SAT

San Antonio Intl.

BOS

Logan Intl.

$336 Roundtrip, found 3 days ago

$336

Roundtrip

found 3 days ago

Select Delta flight, departing Fri, Oct 17 from San Antonio Intl. to Logan Intl., returning Mon, Oct 20, priced at $336 found 3 days ago

Fri, Oct 17 - Mon, Oct 20

SAT

San Antonio Intl.

BOS

Logan Intl.

$346 Roundtrip, found 3 days ago

$346

Roundtrip

found 3 days ago

Select American Airlines flight, departing Fri, Oct 17 from San Antonio Intl. to Logan Intl., returning Mon, Oct 20, priced at $346 found 3 days ago