$105 Cheap Frontier Airlines flights Seattle (SEA) to San Francisco (SFO)

$105 Cheap Frontier Airlines flights Seattle (SEA) to San Francisco (SFO)

Prices were available within the past 7 days and start at $105 for one-way flights and $173 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, May 30 - Tue, Jun 17

SEA

Seattle

SFO

San Francisco

$173 Roundtrip, found 11 hours ago

$173

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Fri, May 30 from Seattle to San Francisco, returning Tue, Jun 17, priced at $173 found 11 hours ago

Fri, May 30 - Tue, Jun 17

SEA

Seattle

SFO

San Francisco

$176 Roundtrip, found 11 hours ago

$176

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Fri, May 30 from Seattle to San Francisco, returning Tue, Jun 17, priced at $176 found 11 hours ago

Fri, May 30 - Tue, Jun 17

SEA

Seattle

SFO

San Francisco

$179 Roundtrip, found 11 hours ago

$179

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Fri, May 30 from Seattle to San Francisco, returning Tue, Jun 17, priced at $179 found 11 hours ago

Thu, Jul 10 - Mon, Jul 14

SEA

Seattle

SFO

San Francisco

$342 Roundtrip, found 1 day ago

$342

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jul 10 from Seattle to San Francisco, returning Mon, Jul 14, priced at $342 found 1 day ago