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Uncover the best deals on Seattle to San Antonio flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest SEA - SAT Flights
Useful information for finding best airline tickets from Seattle Tacoma International to San Antonio International on your next trip.
Cheapest Round Trip Flight
$205
Southwest Airlines
• 1 stop
• 14m
Sep 27 – Oct 01
The cheapest round trip flight from Seattle to San Antonio (SEA-SAT-SEA) is currently $205
Cheapest One way Flight
$6322
Alaska Airlines
• 2 stops
• 34h 8m
Sep 16
The cheapest one way flight from Seattle to San Antonio (SEA-SAT) is currently $6322
Cheapest Direct Flight
$232
Alaska Airlines
• nonstop
• 5m
Sep 27
The cheapest nonstop flight from Seattle to San Antonio (SEA-SAT) is currently $232
Fastest Flight
5m
The fastest nonstop flight from Seattle to San Antonio (SEA-SAT) takes 5m
Top Airlines Flying from Seattle to San Antonio
Latest Flight Deals from Seattle (SEA) to San Antonio (SAT)
Compare and book low fare round-trip air tickets from Seattle to San Antonio. Ideal for travelers with confirmed return itineraries.
Sep 27 - Oct 01, Economy
Seattle → San Antonio
14m
2:25 PM - 10:30 PM • 1 stop
Seattle → San Antonio
10m
12:20 PM - 4:30 PM • 1 stop
Southwest Airlines
Sep 27 - Oct 01, Economy
Seattle → San Antonio
17h 15m
12:15 PM - 12:50 AM • 2 stops
Seattle → San Antonio
10h 15m
9:10 PM - 1:25 AM • 1 stop
Southwest Airlines
Sep 27 - Oct 01, Economy
Seattle → San Antonio
14m
3:20 PM - 11:35 PM • 1 stop
Seattle → San Antonio
10m
12:20 PM - 4:30 PM • 1 stop
Southwest Airlines
Sep 27 - Oct 01, Economy
Seattle → San Antonio
5m
10:00 AM - 4:19 PM • nonstop
Seattle → San Antonio
3m
5:29 PM - 7:53 PM • nonstop
Alaska Airlines
Sep 27 - Oct 01, Economy
Seattle → San Antonio
10h 52m
- • 1 stop
Seattle → San Antonio
25h 15m
- • 2 stops
American Airlines
Explore competitive one-way airfare options for SEA - SAT flights. Best suited for flexible or open-ended travel plans.
Flying to San Antonio soon? We've surfaced some of the most affordable last-minute flights from Seattle to San Antonio, ideal for urgent plans or spontaneous trips.
Looking for the fastest way to San Antonio? These direct flight options from SEA to SAT offer both convenience and value—no layovers, just straight to your destination.
Sep 27 - Oct 01, Economy
Seattle → San Antonio
5m
10:00 AM - 4:19 PM • nonstop
Seattle → San Antonio
3m
5:29 PM - 7:53 PM • nonstop
Alaska Airlines
Sep 18 - Sep 25, Economy
Seattle → San Antonio
7h
10:11 AM - 4:31 PM • nonstop
Seattle → San Antonio
7h 4m
5:41 PM - 8:05 PM • nonstop
Alaska Airlines
Sep 27 - Oct 01, Economy
Seattle → San Antonio
7m
1:19 PM - 9:59 PM • nonstop
Seattle → San Antonio
11m
1:17 PM - 11:26 PM • nonstop
United Airlines
Sep 27 - Oct 01, Economy
Seattle → San Antonio
10h 40m
- • nonstop
Seattle → San Antonio
7h 4m
- • nonstop
United Airlines
Sep 17 - Sep 24, Economy
Seattle → San Antonio
6h 59m
10:00 AM - 4:19 PM • nonstop
Seattle → San Antonio
7h 4m
5:29 PM - 7:53 PM • nonstop
Alaska Airlines
FAQs on Seattle to San Antonio Flights
What are the airports in Seattle?
SEA
What’s the most popular airline flying from SEA to SAT?
The most popular airline flying from Seattle to San Antonio are
Can I fly from SEA to SAT non-stop?
Yes, you can fly SEA to SAT non-stop on
Which airlines fly nonstop between Seattle and San Antonio?
The non-stop flights between Seattle and San Antonio are .
What’s the earliest departure time from SEA to SAT Airport?
The earliest flight leaves SEA at 8:12 am and lands in SAT - San Antonio International
What are the airports in San Antonio?
SAT
Can I make changes to my Seattle to San Antonio flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from SEA to SAT?
Read the fare rules of the Seattle to San Antonio air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Seattle and San Antonio?
operate flights between Seattle and San Antonio
How long does a flight from Seattle to San Antonio take?
It takes approximately 4 hour to fly non-stop from SEA to SAT, which is 1774.27 miles by air.
Which airlines provide the cheapest flights from Seattle (SEA) to San Antonio (SAT) ?
In the past couple of days, the cheapest tickets to SAT from SEA were found on AS : USD 6322
Do I need a passport to fly between SEA and SAT?
No
What’s the latest departure time from SEA to SAT ?
The last flight leaves SEA at 11:5900 pm
Essential Information for Booking Flights from Seattle (SEA) - AI Insights
What's the cheapest airline from sea to sat?
You can find the cheapest airline from Seattle to San Antonio with a business class ticket on United Airlines. With two stops, booking in advance 56 days prior will help you secure the best low fares. You can search for flights on our website and compare airfares from various airlines to find the best budget-friendly option for your trip. Our airline comparison tool will help you find the cheapest flights to San Antonio with business class amenities.
What's the popular airline to fly from sea to sat?
Southwest Airlines offers a business class option with priority check-in, lounge access, and flatbed seats for your one-way trip from Seattle to San Antonio. Please book your flight at least 56 days in advance to secure the best rates. You can find affordable airfares on Southwest Airlines' website.
What's the cheapest day of the week to fly from sea to sat?
The cheapest day to fly from Seattle to San Antonio is typically Monday. Booking in advance, such as 56 days prior to your trip, can help secure the best rates. Low fares are available on certain days of the week, making it a budget-friendly option for your one-way Business class flight.
What's the cheapest month to fly from sea to sat?
The cheapest month to fly from Seattle to San Antonio is August, as it tends to have lower airfares compared to other summer months. You can find budget-friendly flights from Seattle to San Antonio in August, making it an ideal time for a business class ticket. Low fares and savings are available for this route during this period.
Which airline/airlines fly from sea to sat?
The airlines that fly from Seattle Tacoma International Airport (SEA) to San Antonio International Airport (SAT) with a business class option are Volaris Airline (Y4) and Frontier Airlines (F9).
What is the cheapest airfare from Seattle Tacoma International airport to San Antonio International airport?
The cheapest airfare from Seattle Tacoma International airport to San Antonio International airport can be found on United Airlines (UA) with a fare of £125. The flight has a duration of 4 hours and 30 minutes and has two stops.
How many advance booking days do I need to book a one-way Business class ticket?
You need to book a one-way Business class ticket at least 56 days in advance to get the best airfare deals.
Can I book flights on your website and get the best airfare deals?
Yes, you can book flights on our website and get the best airfare deals. Our website offers a wide range of flights from various airlines, including Southwest Airlines (WN), Volaris Airline (Y4), and Frontier Airlines (F9).
How do I look for the cheapest flights on your airline?
You can look for the cheapest flights on our airline by using our flight search engine. Simply enter your travel dates, destination, and class of travel, and our engine will show you the cheapest flights available.
What is the process of booking a flight on your website?
The process of booking a flight on our website is easy and straightforward. Simply select your travel dates, destination, and class of travel, and our website will show you the available flights. You can then select your preferred flight and proceed to checkout.
Can I book a busco trip with your airline?
No, you cannot book a busco trip with our airline. Busco is a travel agency that offers customized travel packages. Our airline only offers standard flights.
How do I book a viajar trip with your agency?
You cannot book a viajar trip with our agency. Viajar is a travel agency that offers customized travel packages. Our airline only offers standard flights.
Seattle (SEA) to San Antonio (SAT): Airport Information
| Origin Airport | Seattle Tacoma International , Seattle, US |
| Destination Airport | San Antonio International , San Antonio, US |
| Distance | 1774 miles |
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