Honolulu to Seattle in September 2026

Dated one-way fares from Honolulu to Seattle in September 2026. Use the calendar to see which days are cheaper.

Lowest this month $165

Highest this month $369

Sample fare $165

Airports HNL–SEA

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September 2026 price calendar

From $165 · up to $369

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1 $230 2 $300 3 $369 4 $348 5 $348 6 $326 7 $246 8 $246 9 $246 10 $246 11 $246 12 $246 13 $246 14 $246 15 $165 16 $182 17 $182 18 $182 19 $182 20 $182 21 $182 22 $182 23 $198

Seattle SEA

$165

Sep 15, 7:00am · 10h 43m · 1 stop

HNL → SEA · United Airlines

Seattle SEA

$198

Sep 23, 9:30pm · 8h 5m · 1 stop

HNL → SEA · Southwest Airlines

Seattle SEA

$230

Sep 01, 11:28am · 16h 52m · 1 stop

HNL → SEA · Alaska Airlines

This page is only September 2026 on the Honolulu to Seattle 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 Honolulu to Seattle in September 2026.