Cheap flights from Seattle to San Jose, California
SEA — SJC
12 Dec — 19 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to San Jose are usually found in October or January, booked 70 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Cheap flight deals from Seattle to San Jose
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to San Jose (SJC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 November 2025.
Popular in
December
Cheapest in
October
Average price
₹ 26,653
Good round-trip deal
₹ 23,491 or less
Good one-way deal
₹ 6,338 or less
Highest demand for flights based on searches. 11% potential increase in price (₹ 245,578 potential increase over avg. return price).
Best time to book a flight from Seattle to San Jose
Have a flexible travel schedule? Discover the best time to fly to San Jose from Seattle with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seattle to San Jose
Prices
Airlines
How far ahead should I book a flight from Seattle to San Jose, California?
Use this chart to determine the optimal time to book a return flight from Seattle to San Jose. Price data was last updated on 7 November 2025.
The price you pay for your flight from Seattle to San Jose, California may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Seattle to San Jose, California?
Currently, January is the cheapest month in which you can book a flight from Seattle to San Jose, California (average of ₹ 7,704). Flying from Seattle to San Jose, California in May is currently the most expensive (average of ₹ 12,131). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SEA to SJC?
Find hourly flight availability from Seattle to San Jose. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 November 2025.
One of the essential ways to save on airfare from Seattle to San Jose, California is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 29% on airfare.
Weekly flight availability from Seattle to San Jose, California
Explore weekly flight availability from Seattle to San Jose. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 12 November 2025.
The most flights from SEA to SJC are scheduled on a Monday (47 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).
Related info for your journey
Find useful and relevant information for your journey from Seattle to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How popular is this Seattle to San Jose, California flight route?
This flight path from Seattle/Tacoma Intl to San Jose was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the most reliable airlines from Seattle to San Jose, California?
Consider WestJet (96%), Virgin Atlantic (93%) or Qatar Airways (92%) when booking your flight. These represent the most reliable airlines when flying from Seattle to San Jose, California.
Can I find deals for flights from Seattle to San Jose that include hotel bookings?
Yes. In addition to deals on Seattle to San Jose flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Seattle to San Jose?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to San Jose.
Can I find deals for business class flights from Seattle to San Jose?
Yes. Cheapflights offers flight deals from Seattle to San Jose by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Seattle to San Jose, California?
Currently, January is the cheapest month in which you can book a flight from Seattle to San Jose, California (average of ₹ 7,704). Flying from Seattle to San Jose, California in May is currently the most expensive (average of ₹ 12,131). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to San Jose departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 November 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Seattle to San Jose?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Jose from Seattle today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Seattle to San Jose?
Millions of users choose and trust Cheapflights to book the best flight deals from Seattle to San Jose for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Seattle to San Jose with no change fees?
Certainly. Search results for flights to San Jose from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Seattle to San Jose become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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