$45 Cheap Frontier Airlines flights San Francisco (SFO) to San Diego (SAN)

$45 Cheap Frontier Airlines flights San Francisco (SFO) to San Diego (SAN)

Prices were available within the past 7 days and start at $45 for one-way flights and $79 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jan 12 - Fri, Jan 16

SFO

San Francisco

SAN

San Diego

$79 Roundtrip, found 6 days ago

$79

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Jan 12 from San Francisco to San Diego, returning Fri, Jan 16, priced at $79 found 6 days ago

Mon, Jan 12 - Fri, Jan 16

SFO

San Francisco

SAN

San Diego

$104 Roundtrip, found 6 days ago

$104

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Jan 12 from San Francisco to San Diego, returning Fri, Jan 16, priced at $104 found 6 days ago

Mon, Jan 5 - Fri, Jan 16

SFO

San Francisco

SAN

San Diego

$129 Roundtrip, found 1 day ago

$129

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Jan 5 from San Francisco to San Diego, returning Fri, Jan 16, priced at $129 found 1 day ago

Sat, Jan 10 - Mon, Jan 12

SFO

San Francisco

SAN

San Diego

$131 Roundtrip, found 6 days ago

$131

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Jan 10 from San Francisco to San Diego, returning Mon, Jan 12, priced at $131 found 6 days ago

Sat, Jan 10 - Mon, Jan 12

SFO

San Francisco

SAN

San Diego

$152 Roundtrip, found 6 days ago

$152

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Jan 10 from San Francisco to San Diego, returning Mon, Jan 12, priced at $152 found 6 days ago

Mon, Jan 12 - Thu, Jan 22

SFO

San Francisco

SAN

San Diego

$153 Roundtrip, found 21 hours ago

$153

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Mon, Jan 12 from San Francisco to San Diego, returning Thu, Jan 22, priced at $153 found 21 hours ago