Cheap Flights from San Antonio (SAT) to Seattle (LKE)

Popular airlines from San Antonio International Airport (SAT) to Seattle, WA (LKE-Lake Union Seaplane Base)

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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 $219
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $219
Select flight to Snohomish County - Paine Field PAE. Average driving time to city center is 29 minutes. Flights from $603
PAE
Snohomish County - Paine Field
Average driving time to city center29 min
Flights from $603

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to Lake Union Seaplane Base Airport (LKE) cost?
Get a cheap one-way flight or cheap return flight from San Antonio Intl. Airport (SAT) 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 deals on this route.
What is the cheapest month to fly from San Antonio Intl. Airport (SAT) to Lake Union Seaplane Base Airport (LKE)?
is the most affordable month to fly from SAT to LKE. Traveling during quieter months is often the key to scoring lower fares.
What is the cheapest airline that flies from San Antonio Intl. Airport (SAT) to Lake Union Seaplane Base Airport (LKE)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from SAT to LKE. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from San Antonio Intl. Airport (SAT) to Lake Union Seaplane Base Airport (LKE)?
Direct flights from San Antonio Intl. Airport (SAT) to Lake Union Seaplane Base Airport (LKE) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SAT to LKE?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Antonio Intl. Airport (SAT) to Lake Union Seaplane Base Airport (LKE)?
To avoid potential delays on the San Antonio Intl. Airport (SAT) to Lake Union Seaplane Base Airport (LKE) route, fly before 3 PM. Later departures have a 22% higher chance of cancellation.**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 San Antonio Intl. Airport (SAT)?
Browse your flight options from San Antonio Intl. Airport (SAT) to Seattle - Tacoma Intl. Airport (SEA). This is the only airport in Seattle you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from San Antonio Intl. Airport (SAT) to Lake Union Seaplane Base Airport (LKE) last-minute?
Holding off until just before your departure to book a ticket from SAT to LKE often results in higher prices. While you may find some last-minute discounts, there's no guarantee. Keep your travel plans flexible for a better chance of landing a bargain.
Is it cheaper to book a SAT to LKE flight and hotel package?
You'll typically save money by booking a SAT to LKE flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After choosing your preferred flights and accommodations, consider adding extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to Lake Union Seaplane Base Airport (LKE)?
It's generally possible to cancel or reschedule your SAT to LKE flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
San Antonio Intl.
Destination airport
Lake Union Seaplane Base
Distance
1781 mi

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Book with confidence

San Antonio to Seattle Flights

The cheapest times to fly from San Antonio 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 Antonio to Seattle are during the month of . You can find some of the cheapest flights from San Antonio to Seattle with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from San Antonio 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 Antonio 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 Antonio 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 Antonio 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 Antonio 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.

 

San Antonio to Seattle Flights

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