American Airlines has round-trip flights from Dallas (DFW) to Seattle (SEA) for $167-$177, NONSTOP. Flights September to February. Departures on Tuesday, Wednesday, and Saturday. Extended Weekends available. Origin/Destination reversible.
Note: Carry-on bag is allowed for free on American Airlines. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.
Read More Nonstop Flights: Dallas to/from Seattle $167-$177 r/t – American