San Francisco to Kauai Island in September 2026

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

Lowest this month $137

Highest this month $209

Sample fare $137

Airports SFO–LIH

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September 2026 price calendar

From $137 · up to $209

Mon

Tue

Wed

Thu

Fri

Sat

Sun

18 $209 19 $173 20 $173 21 $173 22 $137 23 $159

Kauai Island LIH

$137

Sep 22, 7:03am · 5h 39m · 0 stops

SFO → LIH · Alaska Airlines

Kauai Island LIH

$159

Sep 23, 6:50am · 12h 20m · 2 stops

SFO → LIH · Southwest Airlines

Kauai Island LIH

$209

Sep 18, 4:55pm · 5h 49m · 0 stops

SFO → LIH · United Airlines

This page is only September 2026 on the San Francisco to Kauai Island 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 Francisco to Kauai Island in September 2026.