$54 Cheap Frontier Airlines flights San Francisco (SFO) to San Diego (SAN)

$54 Cheap Frontier Airlines flights San Francisco (SFO) to San Diego (SAN)

Prices were available within the past 7 days and start at $54 for one-way flights and $90 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 4 - Sat, Sep 13

SFO

San Francisco

SAN

San Diego

$90 Roundtrip, found 2 days ago

$90

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Sep 4 from San Francisco to San Diego, returning Sat, Sep 13, priced at $90 found 2 days ago

Sat, Aug 23 - Mon, Aug 25

SFO

San Francisco

SAN

San Diego

$115 Roundtrip, found 4 days ago

$115

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sat, Aug 23 from San Francisco to San Diego, returning Mon, Aug 25, priced at $115 found 4 days ago

Thu, Sep 4 - Sun, Sep 14

SFO

San Francisco

SAN

San Diego

$132 Roundtrip, found 2 days ago

$132

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Sep 4 from San Francisco to San Diego, returning Sun, Sep 14, priced at $132 found 2 days ago

Fri, Sep 5 - Sun, Sep 7

SFO

San Francisco

SAN

San Diego

$136 Roundtrip, found 2 days ago

$136

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Sep 5 from San Francisco to San Diego, returning Sun, Sep 7, priced at $136 found 2 days ago

Mon, Aug 18 - Sat, Aug 23

SFO

San Francisco

SAN

San Diego

$141 Roundtrip, found 4 days ago

$141

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Mon, Aug 18 from San Francisco to San Diego, returning Sat, Aug 23, priced at $141 found 4 days ago

Mon, Aug 18 - Thu, Aug 21

SFO

San Francisco

SAN

San Diego

$142 Roundtrip, found 4 days ago

$142

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Mon, Aug 18 from San Francisco to San Diego, returning Thu, Aug 21, priced at $142 found 4 days ago