$160 Cheap Delta flights Seattle (SEA) to San Antonio (SAT)

View $160 flight on Tue, Apr 7, 2026Opens in a new window

$160 Cheap Delta flights Seattle (SEA) to San Antonio (SAT)

Prices were available within the past 7 days and start at $160 for one-way flights and $215 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Jan 27 - Sun, Feb 8
SEA
Seattle
SAT
San Antonio
$215 Roundtrip, found 1 day ago
$215
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jan 27 from Seattle to San Antonio, returning Sun, Feb 8, priced at $215 found 1 day ago
Delta
Tue, Apr 7 - Fri, Apr 10
SEA
Seattle
SAT
San Antonio
$259 Roundtrip, found 6 days ago
$259
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Apr 7 from Seattle to San Antonio, returning Fri, Apr 10, priced at $259 found 6 days ago

Find the cheapest month to fly from Seattle (SEA) to San Antonio (SAT)

September is typically the cheapest month to fly

From $122 - $397 per traveler.

Alternative airports near San Antonio

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

Select flight to San Antonio Intl. SAT. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $346
SAT
San Antonio Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $346
Flights from Seattle (SEA) to San Antonio (SAT)
Origin airport
Seattle - Tacoma Intl.
Destination airport
San Antonio Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines
Popular airline
Frontier Airlines
Distance
2836 km
Average flight time
6 hours 24 mins