Nonstop flights from San Diego to San Antonio

Southwest Airlines flies this route 1 to 2 times a day.

SANSan Diego International

1,128 mi · 13 flights a week

SATSan Antonio International

SANSAT

When they leave

San Diego time

7:10a7:10pFirst departure 7:10 AM, last 7:10 PM

Two in the morning, 7:10 AM to 10:10 AM, then two in the evening, 5:40 PM to 7:10 PM.

Every flight

Earliest first

7:10 AM→12:00 PMSouthwest AirlinesBoeing 737-700Sun
10:10 AM→2:55 PMSouthwest AirlinesBoeing 737-700Mon, Thu, Fri
5:40 PM→10:25 PMSouthwest AirlinesBoeing 737 MAX 8Tue, Wed, Sat, Sun
7:10 PM→11:55 PMSouthwest AirlinesBoeing 737Mon, Tue, Wed, Thu, Fri

Schedules last checked Sep 8, 2026. Times are local.

Flying from San Diego to San Antonio

Southwest Airlines is the only airline flying nonstop from San Diego to San Antonio, 1 to 2 times a day on the Boeing 737-700, Boeing 737 and Boeing 737 MAX 8.

There are 1 or 2 flights every day of the week. The first arrival in San Antonio is at 12:00 PM and the last at 11:55 PM. The flight covers 1,128 miles.

Flying back, San Antonio to San Diego has 13 nonstop flights a week.

Return flights

San Antonio to San DiegoView

Find the cheapest day to fly from San Diego to San Antonio.

Schedules as of Oct 9, 2026.