FFL Helper
San Diego SAN
$170
AUS → SAN · Frontier Airlines
FFL Helper / Austin / San Diego / August 2026
AUS → SAN · 2026-08
Austin to San Diego in August 2026
Dated one-way fares from Austin to San Diego in August 2026. Use the calendar to see which days are cheaper.
Lowest this month
$170
Highest this month
$170
Sample fare
$118
Airports
AUS–SAN
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Other months: August 2026 · Full route
August 2026 price calendar
August 2026
From $170
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Wed
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$170
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31
Dated fares
Booking AUS to SAN in August 2026
This page is only August 2026 on the Austin to San Diego route. Open the full route if you want the next months side by side.
Prices move as seats sell. Confirm the live itinerary before you book Austin to San Diego in August 2026.