$81 Cheap Frontier Airlines flights Seattle (SEA) to San Francisco (SFO)

$81 Cheap Frontier Airlines flights Seattle (SEA) to San Francisco (SFO)

Prices were available within the past 7 days and start at $81 for one-way flights and $170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 5 - Sat, May 9

SEA

Seattle

SFO

San Francisco

$170 Roundtrip, found 2 days ago

$170

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, May 5 from Seattle to San Francisco, returning Sat, May 9, priced at $170 found 2 days ago

Tue, May 5 - Sat, May 9

SEA

Seattle

SFO

San Francisco

$184 Roundtrip, found 2 days ago

$184

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, May 5 from Seattle to San Francisco, returning Sat, May 9, priced at $184 found 2 days ago

Thu, Jun 4 - Tue, Jun 9

SEA

Seattle

SFO

San Francisco

$190 Roundtrip, found 2 days ago

$190

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jun 4 from Seattle to San Francisco, returning Tue, Jun 9, priced at $190 found 2 days ago

Thu, Jun 4 - Wed, Jun 10

SEA

Seattle

SFO

San Francisco

$195 Roundtrip, found 2 days ago

$195

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jun 4 from Seattle to San Francisco, returning Wed, Jun 10, priced at $195 found 2 days ago

Wed, Jun 3 - Tue, Jun 9

SEA

Seattle

SFO

San Francisco

$204 Roundtrip, found 2 hours ago

$204

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Wed, Jun 3 from Seattle to San Francisco, returning Tue, Jun 9, priced at $204 found 2 hours ago

Wed, Jun 3 - Tue, Jun 9

SEA

Seattle

SFO

San Francisco

$215 Roundtrip, found 2 hours ago

$215

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Wed, Jun 3 from Seattle to San Francisco, returning Tue, Jun 9, priced at $215 found 2 hours ago