Flights from San Francisco to Bostonia

Cheapest flights from San Francisco

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.

Wed, Aug 13 - Sat, Aug 23

OAK

Oakland Intl.

SAN

San Diego Intl.

$58 Roundtrip, found 5 days ago

$58

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Wed, Aug 13 from Oakland Intl. to San Diego Intl., returning Sat, Aug 23, priced at $58 found 5 days ago

Wed, Sep 3 - Fri, Sep 5

OAK

Oakland Intl.

SAN

San Diego Intl.

$68 Roundtrip, found 3 days ago

$68

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Wed, Sep 3 from Oakland Intl. to San Diego Intl., returning Fri, Sep 5, priced at $68 found 3 days ago

Fri, Aug 15 - Wed, Aug 20

OAK

Oakland Intl.

SAN

San Diego Intl.

$75 Roundtrip, found 5 days ago

$75

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Fri, Aug 15 from Oakland Intl. to San Diego Intl., returning Wed, Aug 20, priced at $75 found 5 days ago

Wed, Aug 13 - Sat, Aug 23

OAK

Oakland Intl.

SAN

San Diego Intl.

$77 Roundtrip, found 5 days ago

$77

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Wed, Aug 13 from Oakland Intl. to San Diego Intl., returning Sat, Aug 23, priced at $77 found 5 days ago

Mon, Jul 14 - Thu, Jul 24

SFO

San Francisco Intl.

SAN

San Diego Intl.

$77 Roundtrip, found 1 day ago

$77

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Jul 14 from San Francisco Intl. to San Diego Intl., returning Thu, Jul 24, priced at $77 found 1 day ago

Tue, Jul 15 - Wed, Jul 23

SFO

San Francisco Intl.

SAN

San Diego Intl.

$87 Roundtrip, found 1 day ago

$87

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Jul 15 from San Francisco Intl. to San Diego Intl., returning Wed, Jul 23, priced at $87 found 1 day ago

Wed, Aug 13 - Sat, Aug 23

OAK

Oakland Intl.

SAN

San Diego Intl.

$91 Roundtrip, found 5 days ago

$91

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Wed, Aug 13 from Oakland Intl. to San Diego Intl., returning Sat, Aug 23, priced at $91 found 5 days ago

Wed, Sep 3 - Thu, Sep 4

OAK

Oakland Intl.

SAN

San Diego Intl.

$92 Roundtrip, found 3 days ago

$92

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Wed, Sep 3 from Oakland Intl. to San Diego Intl., returning Thu, Sep 4, priced at $92 found 3 days ago

Mon, Jul 14 - Sat, Jul 19

SFO

San Francisco Intl.

SAN

San Diego Intl.

$94 Roundtrip, found 1 day ago

$94

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Jul 14 from San Francisco Intl. to San Diego Intl., returning Sat, Jul 19, priced at $94 found 1 day ago

Tue, Jul 15 - Wed, Jul 16

SFO

San Francisco Intl.

SAN

San Diego Intl.

$97 Roundtrip, found 1 day ago

$97

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Jul 15 from San Francisco Intl. to San Diego Intl., returning Wed, Jul 16, priced at $97 found 1 day ago

Fri, Aug 15 - Thu, Aug 21

OAK

Oakland Intl.

SAN

San Diego Intl.

$99 Roundtrip, found 5 days ago

$99

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Fri, Aug 15 from Oakland Intl. to San Diego Intl., returning Thu, Aug 21, priced at $99 found 5 days ago

Mon, Jul 14 - Tue, Jul 15

SFO

San Francisco Intl.

SAN

San Diego Intl.

$102 Roundtrip, found 21 hours ago

$102

Roundtrip

found 21 hours ago

Select United flight, departing Mon, Jul 14 from San Francisco Intl. to San Diego Intl., returning Tue, Jul 15, priced at $102 found 21 hours ago

Sat, Jul 12 - Sat, Jul 19

SFO

San Francisco Intl.

SAN

San Diego Intl.

$104 Roundtrip, found 1 day ago

$104

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 12 from San Francisco Intl. to San Diego Intl., returning Sat, Jul 19, priced at $104 found 1 day ago

Mon, Jul 14 - Tue, Jul 15

SFO

San Francisco Intl.

SAN

San Diego Intl.

$105 Roundtrip, found 21 hours ago

$105

Roundtrip

found 21 hours ago

Select United flight, departing Mon, Jul 14 from San Francisco Intl. to San Diego Intl., returning Tue, Jul 15, priced at $105 found 21 hours ago

Thu, Jul 17 - Tue, Jul 22

SJC

Norman Y. Mineta San Jose Intl.

SAN

San Diego Intl.

$107 Roundtrip, found 2 days ago

$107

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Thu, Jul 17 from Norman Y. Mineta San Jose Intl. to San Diego Intl., returning Tue, Jul 22, priced at $107 found 2 days ago

Mon, Jul 14 - Tue, Jul 15

SFO

San Francisco Intl.

SAN

San Diego Intl.

$117 Roundtrip, found 21 hours ago

$117

Roundtrip

found 21 hours ago

Select Alaska Airlines flight, departing Mon, Jul 14 from San Francisco Intl. to San Diego Intl., returning Tue, Jul 15, priced at $117 found 21 hours ago

Wed, Aug 13 - Sat, Aug 23

OAK

Oakland Intl.

SAN

San Diego Intl.

$167 Roundtrip, found 5 days ago

$167

Roundtrip

found 5 days ago

Select Delta flight, departing Wed, Aug 13 from Oakland Intl. to San Diego Intl., returning Sat, Aug 23, priced at $167 found 5 days ago

Mon, Jul 14 - Tue, Jul 15

SFO

San Francisco Intl.

SAN

San Diego Intl.

$177 Roundtrip, found 21 hours ago

$177

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Mon, Jul 14 from San Francisco Intl. to San Diego Intl., returning Tue, Jul 15, priced at $177 found 21 hours ago

Mon, Jul 14 - Tue, Jul 15

SFO

San Francisco Intl.

CLD

McClellan-Palomar

$217 Roundtrip, found 21 hours ago

$217

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Mon, Jul 14 from San Francisco Intl. to McClellan-Palomar, returning Tue, Jul 15, priced at $217 found 21 hours ago

Thu, Jul 17 - Tue, Jul 22

SJC

Norman Y. Mineta San Jose Intl.

CLD

McClellan-Palomar

$375 Roundtrip, found 2 days ago

$375

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Jul 17 from Norman Y. Mineta San Jose Intl. to McClellan-Palomar, returning Tue, Jul 22, priced at $375 found 2 days ago