US$172️ Cheap Flights from Seattle to San Jose (2024)

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Seattle to San Jose - Flights Starting at US$172

Book one-way or return flights from Seattle to San Jose from as little as US$172. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

We've found these cheap flights for you. You may book a one-way or round trip as per your needs.

We monitor flight fares to help you seize the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Cheapest airlines flights from Seattle to San Jose

View airlines operating flights from Seattle to San Jose. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Spirit Airlines

From US$108

Frontier Airlines

From US$145

Alaska Airlines

From US$190

American Airlines

From US$204

Delta Air Lines

From US$214

Southwest Airlines

From US$221

United Airlines

From US$226

Copa Airlines

From US$250

Jetblue Airways

From US$295

Avianca

From US$315

ANA airlines

Find more flights and airlines

Alternative Routes from Seattle to San Jose

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Seattle to San Jose.

Cheapest
SEA
14:49
16h 57m
2 transfer
SJO
08:46
Seattle-Tacoma International Airport - Juan Santamaria International Airport
Sat, May 11Spirit Airlines
US$108
SEA
14:49
16h 57m
2 transfer
SJO
08:46
Seattle-Tacoma International Airport - Juan Santamaria International Airport
Sat, May 11Spirit Airlines
US$108
Find More Flights

Frequently Asked Questions

When are flight tickets from Seattle (SEA) to San Jose (SJO) the cheapest?
Airlines adjust prices for flights from Seattle to San Jose based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Seattle (SEA) to San Jose (SJO) cost?
According to Trip.com's data, the lowest price is around $597.
What is the transportation method from the main airport to downtown in San Jose?
- The distance from Juan Santamaria International Airport to downtown is about 15km. It takes about 30 minutes by taxi.

How to find a cheap flight from Seattle to San Jose

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to San Jose. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

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