FFL Helper

FFL Helper / Seattle / Dallas / September 2026

SEA → DFW · 2026-09

Seattle to Dallas in September 2026

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

Lowest this month $181
Highest this month $181
Sample fare $119
Airports SEA–DFW
Search September 2026 tickets

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Other months: August 2026 · September 2026 · October 2026 · Full route

September 2026 price calendar

September 2026

From $181

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Dated fares

Dallas DFW

$119

Oct 10, 8:00pm · 7h 20m · 1 stop

SEA → DFW · Frontier Airlines

Tickets

Booking SEA to DFW in September 2026

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