Frontier Airlines: San Francisco to Seattle in March
Fly Frontier Airlines from San Francisco (SFO) to Seattle (SEA) in March 2026. Q1 (Winter) pricing. Distance: 679 mi. Flight time: 2h 30m.
$95
Economy est.
$260
Business est.
2h 30m
Flight time
March Travel Tips
Q1 (Winter) is typically off-peak season for this route. Nonstop service available. Book 6-8 weeks ahead for best prices.
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