Seattle to San Antonio Flight Route Information
| Travel Distance: | 1,774 Miles |
|---|---|
| Airlines Flying This Route: | Alaska Airlines |
| Weekly Flights: | 36 |
| Avg. Flight Duration: | 5.30 Hours |
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11/18/2026 Find Cheap Flights from Seattle to San Antonio (SEA to SAT)
SEA - Seattle SAT - San Antonio 
Find Cheap Flights from Seattle to San Antonio (SEA to SAT)
Fares Starting from $139
SEA - Seattle SAT - San Antonio Great deal! This is the lowest price we've seen for this one way route in the last 12 hours. Prices may change and aren't guaranteed for all flights or dates. Click on the price to continue your search and check the latest available fare. Ref. id 202609~Ref:rdDRQ07r9Ea3bl6F3C6VXw
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Cheap Flights from Seattle to San Antonio - Compare & Book Our Best Deals
With over 4 daily departures from Seattle to San Antonio, this route offers great flexibility for different travel plans. Browse one-way fares from $138.99, round-trip fares from $267.66, and other affordable options across different budgets. Compare flight choices, explore schedules, and book the best Seattle to San Antonio deals that fit your budget and travel preferences.
Top Airlines that fly from Seattle to San Antonio
Cheap Flight Deals from Seattle to San Antonio
SEA Seattle Wed, Nov 18
SAT San Antonio
from $139
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SEA Seattle Thu, Nov 19
SAT San Antonio
from $145
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SEA Seattle Wed, Nov 4
SAT San Antonio
from $150
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SEA Seattle Sat, Nov 14
SAT San Antonio
from $150
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SEA Seattle Fri, Dec 11
SAT San Antonio
from $150
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SEA Seattle Mon, Oct 19
SAT San Antonio
from $171
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Fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions. 202609~Ref:rdDRQ07r9Ea3bl6F3C6VXw
Insights about cheap flights from Seattle to San Antonio – Direct Flights, Duration & Best Travel Time
When it comes to booking cheap flights, having the right information at your fingertips can make all the difference. Dive into the insights for cheap flights from Seattle to San Antonio and enhance your travel experience!
Daily Flights
4
Cheapest Month
April
Avg. Flight Duration
5.30
Peak Season
November
Distance
1,774 miles
Direct Flights
118
When is the Cheapest Time to Book Flights from SEA to SAT?
Explore data-powered insights and trends for flights from Seattle to San Antonio. Discover average fares, cheap months to fly, when to book, and plan smarter.
What’s the cheapest day of the week to fly from Seattle to San Antonio?‡
What is the cheapest month to fly from Seattle to San Antonio?‡
‡This information is based on historical data from the last 365 days.
Finding Affordable Flights from Seattle to San Antonio
- Plan Ahead - One of the keys to securing cheap flights from Seattle to San Antonio is to plan your trip well in advance. Airlines often offer lower prices for those who book tickets months ahead. Keep an eye on special promotions and sales events, which can yield significant savings.
- Flexibility is Key - Being flexible with your travel dates can also lead to substantial cost savings. Consider flying during off-peak seasons or on weekdays when prices tend to be lower.
- Set Price Alerts - To keep tabs on flight prices, consider setting up fare alerts. These alerts will notify you when fares from Seattle to San Antonio drop, giving you the opportunity to grab cheap deals.
- Consider Nearby Airports - If San Antonio has multiple airports, check the prices at each one. Sometimes, flying into a nearby airport and then taking a short train or bus ride to your destination can be a much cheaper option.
- Bundle and Save - Booking your flight and accommodation together as a package can often result in significant savings. CheapOair offers these bundled deals, so make sure to explore this option.
When should I book flights from SEA to SAT? ‡
‡Got flexible travel dates? Use our flight data from the past year to discover ideal time to fly from Seattle to San Antonio. Find out which months and days typically offer lower fares and let CheapOair search for the best options.
CheapOair provides the predicted prices for one-way trips or round-trips with a duration of 7 days for domestic and 14 days for international trips based on historical data and available flight information. Graphs are estimates only. Prices are subject to change and can't be guaranteed until ticketed.
Estimated price for
Round-trip
‡Graphs are estimates only. Based on historical data and available flight information. Prices are subject to change and cannot be guaranteed until ticketed.
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Insights About Flying from Seattle to San Antonio
Which is the high season to travel from Seattle to San Antonio?
The month of November is considered the high season for flying from SEA to SAT. Traveling during the high season can affect ticket prices and availability, making this data crucial for trip planning.
How many direct flights are available from SEA to SAT?
There are a total of 118 direct flights from Seattle to San Antonio. For travelers seeking convenience and shorter travel times, this data is important when choosing flight options.
Which is the low season to travel from Seattle to San Antonio?
April is considered the low season for traveling from Seattle to San Antonio, Texas. Travelers looking for cost-effective options and fewer crowds may consider traveling during this period.
How many daily flights are there between Seattle to San Antonio?
There are as many as 4 daily flights available for travelers between SEA to SAT. This data offers flexibility in choosing departure times that best suit your schedule.
Which is the busiest day for passengers flying between Seattle to San Antonio?
Monday are the busiest days for passengers flying between Seattle to San Antonio. Knowing the peak travel day can help you plan your trip to avoid overcrowded flights or airports.
What percentage of travelers spent an average of 5 days in San Antonio, Texas?
Approximately 34.92% of travelers spent an average of 5 days exploring San Antonio. This information can assist in planning the duration of your stay in San Antonio
What percentage of SEA to SAT flyers traveled with kids under 14?
About 7% of passengers on flights from Seattle to San Antonio were accompanied by children under the age of 14. This information is useful if you're planning a family trip and want to know how common it is to travel with young children on this route.
What percentage of Seattle to San Antonio travelers were over 60 years old?
A notable 23% of travelers were aged 60 or older. This statistic provides insights for senior travelers or those seeking a mature travel demographic.
What percentage of SEA to SAT travelers were millennials?
Millennials make up a significant portion of travelers on this route, accounting for 35% of all passengers. If you're a millennial looking to connect with like-minded travelers, this statistic might interest you.
What percentage of Seattle to San Antonio travelers were female?
Almost half of the passengers, approximately 50% were female. Knowing the gender distribution can be useful for solo female travelers or those interested in gender-related travel insights.
Which is the most popular airport for connecting flights between Seattle to San Antonio?
Albuquerque International Sunport is the most popular airport for connecting flights between SEA to SAT.
On which days one can have the most flight options in San Antonio?
Monday offer the most flight options in San Antonio.
§
All flight facts are based on last 3 months' data except the highest and lowest booking months that are based on last 3 months' data.
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Cheap Flights from Seattle to San Antonio
Looking for flights from Seattle to San Antonio? Look no more, for you're at the right place. Book cheap flights from Seattle to San Antonio on CheapOair and enjoy great discounts. Whether its leisure or a business trip, we offer the most competitive rates on flight tickets to destinations around the world. Grab SEA to SAT flight deals on CheapOair and save big!
Airports in Seattle
Seattle is served by Seattle-Tacoma International Airport. The airport is located about 21 kilometers south of Downtown Seattle. Seattle-Tacoma International Airport offers flights to several destinations such as London, New York, Detroit, Portland, San Francisco, and more. Ground transportation options to and from the airport include Seattle's Central Link rail line service, shuttle services, taxis, Limos, and car rentals.
Explore San Antonio
Located on the San Antonio River and the San Pedro Creek, San Antonio is a city in the US state of Texas. In San Antonio, tourists will come across the numerous diverse cultures that have an impact on the history of the state. The city greets tourists with a discrete Mexican appeal in the western and southern parts. Besides, there are also traces of one large German community in many parts. There is no scarceness of tourist attractions in the city, from magnificent historic attractions to stunning river walk and various other engrossing tourist spots.
Things to do in San Antonio
The Alamo Mission
The most celebrated building in Texas, Alamo Mission is located on Alamo Plaza on the east side of San Antonio. It was once the cradle of Texan independence and is today a National Monument featuring restored mission buildings and the monument that pays tribute to the fallen Texas.
Tower of the Americas
Tower of the Americas, overlooking Hemis Fair Park, is the site of the World's fair of 1968. A 750-foot-high tower, it is the tallest building in Texas outside of Houston or Dallas. This imposing tower offers visitors with amazing sights of the city from its revolving restaurant and observation podium.
The San Antonio River Walk
Extending oodles of miles through the center along the Antonio River, the River Walk offers tourists with a potpourri of restaurants, hotels, and shops. It is an excellent place to explore for pedestrians as it is a genuine oasis within large and high-octane metropolis.
Best Time to Fly to San Antonio
Weather-wise, the best time to visit the city of San Antonio is from November to April. During these months, the weather of the city is soothing for sightseeing.
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