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Find low faresSouthwest® flights from Eugene to San Antonio from $119
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1 Passenger
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Low fares from Eugene to San Antonio
$
Eugene (EUG)to
San Antonio (SAT)
Depart: 04/14/2026
One-way
Basic
From
$119
Seen: 21 hrs ago
Eugene (EUG)to
San Antonio (SAT)
Depart: 04/14/2026
One-way
Choice
From
$159
Seen: 21 hrs ago
Eugene (EUG)to
San Antonio (SAT)
Depart: 04/15/2026
One-way
Basic
From
$169
Seen: 20 hrs ago
Eugene (EUG)to
San Antonio (SAT)
Depart: 03/17/2026
One-way
Basic
From
$169
Seen: 1 hour ago
Eugene (EUG)to
San Antonio (SAT)
Depart: 02/26/2026
One-way
Basic
From
$177
Seen: 4 hrs ago
Eugene (EUG)to
San Antonio (SAT)
Depart: 03/16/2026
One-way
Basic
From
$194
Seen: 22 hrs ago
Explore flights from Eugene to San Antonio
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Flight Details
Departing from:
Eugene Airport
Arriving at:
San Antonio International Airport
Distance:
1690 miles
Route Information
63† Weekly flights
† Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.
‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.
Questions we hear the most
There are 63 weekly flights from Eugene to San Antonio on Southwest Airlines.
To find the lowest fares by day and time to fly Eugene to San Antonio with Southwest, check out our Low Fare Calendar.
You can rent a car at San Antonio International Airport book yours with your flight.
Yes! Flights from Eugene to San Antonio—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
Check the status of your upcoming Southwest flight.
Check out the Southwest Airlines® Help Center for answers about everything Southwest.