FFL Helper / Seattle / Dallas

SEA → DFW

Seattle to Dallas

Compare one-way fares for flights from Seattle to Dallas.

Lowest fare $119

Distance 1,680 mi

Flight time 7h 20m

Airports SEA–DFW

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By month: August 2026 from $164 · September 2026 from $181 · October 2026 from $119

Price calendar

August 2026

From $164 · up to $177

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September 2026

From $181

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Upcoming dates

Dallas DFW

$119

Oct 10, 8:00pm · 7h 20m · 1 stop

SEA → DFW · Frontier Airlines

Tickets

About this route

This calendar shows dated one-way fares from Seattle to Dallas. Use it to see which days are cheaper before you search tickets.

Flight time and airport codes on this page are for the sample itinerary we have on file. Always confirm the live routing when you book Seattle to Dallas.