Cheap flights from Seattle to San Jose
from 125 US$
From 173 USD — compare hundreds of airlines
The cheapest month is usually 2026-08 · 125 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Seattle to San Jose, a about 1,142 km route (around 1h 56m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as American Airlines, Alaska Airlines, Southwest Airlines operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Seattle to San Jose?
It's usually 2026-08, from 125 USD. Use the price calendar to compare other dates.
How long is the flight from Seattle to San Jose?
A nonstop flight takes about 1h 56m and covers around 1,142 km. Connecting itineraries take longer.
Are there direct flights from Seattle to San Jose?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Seattle to San Jose?
American Airlines, Alaska Airlines, Southwest Airlines operate this route, among others. Compare them all in the results.
When should I book Seattle–San Jose flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
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Seattle → San Jose · Live fares from 100+ sites — free, with no hidden fees.