Cheap Flights from San Jose (SJC) to Seattle (LKE)

Popular airlines from Norman Y. Mineta San Jose Intl. Airport (SJC) to Seattle, WA (LKE-Lake Union Seaplane Base)

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $393
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $393
Select flight to Snohomish County - Paine Field PAE. Average driving time to city center is 29 minutes. Flights from $466
PAE
Snohomish County - Paine Field
Average driving time to city center29 min
Flights from $466
Select flight to Boeing Field BFI. Average driving time to city center is 10 minutes. Flights from $905
BFI
Boeing Field
Average driving time to city center10 min
Flights from $905
Flights from San Jose (SJC) to Seattle (LKE)
Origin airport
Norman Y. Mineta San Jose Intl.
Destination airport
Lake Union Seaplane Base
Distance
708 mi

San Jose to Seattle Flights

The cheapest times to fly from San Jose to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Jose to Seattle are during the month of . You can find some of the cheapest flights from San Jose to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Jose to Seattle

Sunday is one of the best days to book for cheap flights from San Jose to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Jose to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Jose to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Jose to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Jose to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to Lake Union Seaplane Base Airport (LKE) cost?
Snag a cheap one-way flight or cheap return flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to Lake Union Seaplane Base Airport (LKE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Norman Y. Mineta San Jose Intl. Airport (SJC) to Lake Union Seaplane Base Airport (LKE)?
Traveling in is a good way to save, as it's the cheapest month for flights between SJC and LKE. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Norman Y. Mineta San Jose Intl. Airport (SJC) to Lake Union Seaplane Base Airport (LKE)?
To find the cheapest airline that'll fly you from SJC to LKE, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Norman Y. Mineta San Jose Intl. Airport (SJC) to Lake Union Seaplane Base Airport (LKE)?
There are no daily nonstop flights available from Norman Y. Mineta San Jose Intl. Airport (SJC) to Lake Union Seaplane Base Airport (LKE). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from SJC to LKE?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on various factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Norman Y. Mineta San Jose Intl. Airport (SJC) to Lake Union Seaplane Base Airport (LKE)?
To avoid potential delays on the Norman Y. Mineta San Jose Intl. Airport (SJC) to Lake Union Seaplane Base Airport (LKE) route, aim to travel before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Seattle from Norman Y. Mineta San Jose Intl. Airport (SJC)?
Seattle - Tacoma Intl. Airport (SEA) is the only airport in Seattle with direct flights from Norman Y. Mineta San Jose Intl. Airport (SJC). Browse your options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Norman Y. Mineta San Jose Intl. Airport (SJC) to Lake Union Seaplane Base Airport (LKE) last-minute?
Waiting until just before your trip to book your flight from SJC to LKE generally means paying more. While you may come across some last-minute offers, there's no guarantee. Allow some flexibility in your schedule to maximize your chances of getting a bargain.
Is it cheaper to book a SJC to LKE flight and hotel package?
Opting for a SJC to LKE flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our extensive range of hotels and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to Lake Union Seaplane Base Airport (LKE)?
It's usually possible to reschedule or cancel your SJC to LKE flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.