San Diego to Indianapolis in September 2026

Dated one-way fares from San Diego to Indianapolis in September 2026. Use the calendar to see which days are cheaper.

Lowest this month $119

Highest this month $190

Sample fare $119

Airports SAN–IND

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September 2026 price calendar

From $119 · up to $190

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1 $190 2 $155 3 $155

6 $155 7 $155 8 $155 9 $155 10 $155

12 $155 13 $155 14 $155 15 $155 16 $155 17 $155

19 $121 20 $120 21 $119

Indianapolis IND

$119

Sep 21, 4:54pm · 19h 23m · 1 stop

SAN → IND · Frontier Airlines

Indianapolis IND

$121

Sep 19, 6:25am · 5h 52m · 1 stop

SAN → IND · Frontier Airlines

This page is only September 2026 on the San Diego to Indianapolis 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 San Diego to Indianapolis in September 2026.