Seattle to New Orleans in September 2026

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

Lowest this month $138

Highest this month $208

Sample fare $138

Airports SEA–MSY

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September 2026 price calendar

From $138 · up to $208

Mon

Tue

Wed

Thu

Fri

Sat

Sun

2 $208 3 $182 4 $182 5 $182 6 $182 7 $182 8 $182 9 $182 10 $182 11 $182 12 $182 13 $182 14 $182 15 $182 16 $156 17 $147 18 $138

New Orleans MSY

$138

Sep 18, 10:17am · 7h 54m · 1 stop

SEA → MSY · American Airlines

New Orleans MSY

$156

Sep 16, 6:25am · 9h 30m · 1 stop

SEA → MSY · Southwest Airlines

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