$148 Cheap Frontier Airlines flights San Francisco (SFO) to Seattle (SEA)

$148 Cheap Frontier Airlines flights San Francisco (SFO) to Seattle (SEA)

Prices were available within the past 7 days and start at $148 for one-way flights and $217 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Aug 22 - Mon, Aug 25

SFO

San Francisco

SEA

Seattle

$217 Roundtrip, found 14 hours ago

$217

Roundtrip

found 14 hours ago

Select Frontier Airlines flight, departing Fri, Aug 22 from San Francisco to Seattle, returning Mon, Aug 25, priced at $217 found 14 hours ago

Fri, Aug 22 - Mon, Aug 25

SFO

San Francisco

SEA

Seattle

$249 Roundtrip, found 14 hours ago

$249

Roundtrip

found 14 hours ago

Select Frontier Airlines flight, departing Fri, Aug 22 from San Francisco to Seattle, returning Mon, Aug 25, priced at $249 found 14 hours ago

Fri, Aug 22 - Mon, Aug 25

SFO

San Francisco

SEA

Seattle

$284 Roundtrip, found 14 hours ago

$284

Roundtrip

found 14 hours ago

Select Frontier Airlines flight, departing Fri, Aug 22 from San Francisco to Seattle, returning Mon, Aug 25, priced at $284 found 14 hours ago