Flights from San Francisco to Costa Mesa

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.

Mon, Aug 4 - Sun, Aug 10

SFO

San Francisco Intl.

ONT

Los Angeles - Ontario Intl.

$48 Roundtrip, found 2 days ago

$48

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Aug 4 from San Francisco Intl. to Los Angeles - Ontario Intl., returning Sun, Aug 10, priced at $48 found 2 days ago

Fri, Aug 8 - Sun, Aug 10

SFO

San Francisco Intl.

ONT

Los Angeles - Ontario Intl.

$68 Roundtrip, found 2 days ago

$68

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Aug 8 from San Francisco Intl. to Los Angeles - Ontario Intl., returning Sun, Aug 10, priced at $68 found 2 days ago

Mon, Jul 7 - Mon, Jul 14

SFO

San Francisco Intl.

ONT

Los Angeles - Ontario Intl.

$74 Roundtrip, found 3 days ago

$74

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Jul 7 from San Francisco Intl. to Los Angeles - Ontario Intl., returning Mon, Jul 14, priced at $74 found 3 days ago

Mon, Aug 4 - Fri, Aug 15

SFO

San Francisco Intl.

ONT

Los Angeles - Ontario Intl.

$83 Roundtrip, found 2 days ago

$83

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Aug 4 from San Francisco Intl. to Los Angeles - Ontario Intl., returning Fri, Aug 15, priced at $83 found 2 days ago

Sun, Aug 3 - Sun, Aug 10

SFO

San Francisco Intl.

ONT

Los Angeles - Ontario Intl.

$88 Roundtrip, found 2 days ago

$88

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Aug 3 from San Francisco Intl. to Los Angeles - Ontario Intl., returning Sun, Aug 10, priced at $88 found 2 days ago

Thu, Aug 21 - Mon, Aug 25

SFO

San Francisco Intl.

SNA

John Wayne

$88 Roundtrip, found 2 days ago

$88

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 21 from San Francisco Intl. to John Wayne, returning Mon, Aug 25, priced at $88 found 2 days ago

Sun, Aug 24 - Mon, Aug 25

SFO

San Francisco Intl.

SNA

John Wayne

$98 Roundtrip, found 2 days ago

$98

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Aug 24 from San Francisco Intl. to John Wayne, returning Mon, Aug 25, priced at $98 found 2 days ago

Mon, Jul 7 - Sun, Jul 13

SFO

San Francisco Intl.

ONT

Los Angeles - Ontario Intl.

$104 Roundtrip, found 3 days ago

$104

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Jul 7 from San Francisco Intl. to Los Angeles - Ontario Intl., returning Sun, Jul 13, priced at $104 found 3 days ago

Thu, Aug 21 - Sun, Aug 24

SFO

San Francisco Intl.

SNA

John Wayne

$111 Roundtrip, found 2 days ago

$111

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 21 from San Francisco Intl. to John Wayne, returning Sun, Aug 24, priced at $111 found 2 days ago

Thu, Aug 21 - Sun, Aug 24

SFO

San Francisco Intl.

SNA

John Wayne

$114 Roundtrip, found 2 days ago

$114

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 21 from San Francisco Intl. to John Wayne, returning Sun, Aug 24, priced at $114 found 2 days ago

Tue, Jul 22 - Tue, Jul 29

SFO

San Francisco Intl.

SNA

John Wayne

$117 Roundtrip, found 6 days ago

$117

Roundtrip

found 6 days ago

Select United flight, departing Tue, Jul 22 from San Francisco Intl. to John Wayne, returning Tue, Jul 29, priced at $117 found 6 days ago

Mon, Aug 18 - Tue, Aug 26

SFO

San Francisco Intl.

SNA

John Wayne

$137 Roundtrip, found 2 days ago

$137

Roundtrip

found 2 days ago

Select Hawaiian Airlines flight, departing Mon, Aug 18 from San Francisco Intl. to John Wayne, returning Tue, Aug 26, priced at $137 found 2 days ago

Sun, Jul 13 - Thu, Jul 17

SJC

Norman Y. Mineta San Jose Intl.

ONT

Los Angeles - Ontario Intl.

$145 Roundtrip, found 6 days ago

$145

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, Jul 13 from Norman Y. Mineta San Jose Intl. to Los Angeles - Ontario Intl., returning Thu, Jul 17, priced at $145 found 6 days ago

Wed, Sep 17 - Tue, Sep 23

SJC

Norman Y. Mineta San Jose Intl.

SNA

John Wayne

$147 Roundtrip, found 2 days ago

$147

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Wed, Sep 17 from Norman Y. Mineta San Jose Intl. to John Wayne, returning Tue, Sep 23, priced at $147 found 2 days ago

Tue, Jul 22 - Tue, Jul 29

SFO

San Francisco Intl.

SNA

John Wayne

$177 Roundtrip, found 6 days ago

$177

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Tue, Jul 22 from San Francisco Intl. to John Wayne, returning Tue, Jul 29, priced at $177 found 6 days ago

Tue, Jul 22 - Tue, Jul 29

SFO

San Francisco Intl.

SNA

John Wayne

$177 Roundtrip, found 6 days ago

$177

Roundtrip

found 6 days ago

Select American Airlines flight, departing Tue, Jul 22 from San Francisco Intl. to John Wayne, returning Tue, Jul 29, priced at $177 found 6 days ago

Fri, Jul 18 - Sun, Jul 20

OAK

Oakland Intl.

SNA

John Wayne

$188 Roundtrip, found 1 day ago

$188

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Fri, Jul 18 from Oakland Intl. to John Wayne, returning Sun, Jul 20, priced at $188 found 1 day ago

Tue, Jul 29 - Tue, Jul 29

OAK

Oakland Intl.

ONT

Los Angeles - Ontario Intl.

$357 Roundtrip, found 2 days ago

$357

Roundtrip

found 2 days ago

Select Hawaiian Airlines flight, departing Tue, Jul 29 from Oakland Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 29, priced at $357 found 2 days ago

Thu, Aug 21 - Sun, Aug 24

SFO

San Francisco Intl.

SNA

John Wayne

$363 Roundtrip, found 2 days ago

$363

Roundtrip

found 2 days ago

Select Delta flight, departing Thu, Aug 21 from San Francisco Intl. to John Wayne, returning Sun, Aug 24, priced at $363 found 2 days ago

Fri, Jul 25 - Tue, Jul 29

SJC

Norman Y. Mineta San Jose Intl.

LGB

Long Beach Municipal

$536 Roundtrip, found 14 hours ago

$536

Roundtrip

found 14 hours ago

Select Delta flight, departing Fri, Jul 25 from Norman Y. Mineta San Jose Intl. to Long Beach Municipal, returning Tue, Jul 29, priced at $536 found 14 hours ago