Seattle (SEA) to San Francisco (SFO) is about 679 miles (1,093 km), roughly 1 h 50 min of flying time. San Francisco is on the same time as Seattle all year.
When is the cheapest time to fly from Seattle to San Francisco?
Lowest round-trip fares found in recent searches for each month (7 to 14 day trips). Pick a cheap month, then confirm the live price.
Are there nearby airports that could be cheaper?
Fares at a neighboring airport are sometimes lower. Worth comparing on this route:
- PAEPaine Field a small commercial terminal in Everett, north of Seattle.
- OAKOakland San Francisco Bay Airport across the bay in Oakland.
- SJCSan José Mineta International Airport serves San José and Silicon Valley.
What ID do I need for this flight?
For domestic US flights, adults need a REAL ID-compliant license or another TSA-accepted ID, such as a passport. Read our REAL ID guide.
Need a car in San Francisco?
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Things to do in San Francisco
Popular attractions and tickets, most with free cancellation.
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Frequently asked questions
How far is Seattle from San Francisco by plane?
The great-circle distance between SEA and SFO is about 679 miles (1,093 km).
How long does it take to fly from Seattle to San Francisco?
About 1 h 50 min of flying time based on distance, if a nonstop flight operates. Actual schedules vary by airline and wind, and itineraries with connections take longer.
What is the time difference between Seattle and San Francisco?
San Francisco is on the same time as Seattle all year.
Distance and flying time are calculated from airport coordinates (OurAirports data) and a typical cruise speed; they are planning estimates, not schedules. Updated 2026-10-28.
