American Airlines has round-trip flights from Dallas (DFW) to Seattle (SEA) for $178, NONSTOP. Flights August to December. Extended weekends available. Origin/Destination reversible. No Christmas dates available. Return flights before mid-September are “overnight Red-Eye” flights.

A Carry-on bag and also a personal item is allowed for free on American. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.

Read More Nonstop Flights: Dallas to/from Seattle $178 r/t [August-December] – American Airlines

American Airlines has round-trip flights from Dallas (DFW) to Seattle (SEA) for $143-$152, NONSTOP. Flights January to February. Extended weekends available. Origin/Destination reversible.

Read More Nonstop Flights: Dallas to/from Seattle $143-$152 r/t [January-February] – American Airlines

American Airlines has round-trip flights from Dallas (DFW) to Seattle (SEA) for $113, NONSTOP. Flights January to February. Departures on Tuesday, Wednesday, and Saturday. Extended weekends available. Origin/Destination reversible.

If you’re flying with two people, you can plug in most of these dates into Alaska Airlines and take advantage of the Buy-One-Get-One sale that is going on now. We’re seeing fares available for about $112 when you use the coupon code (STARBUCKS) and book two tickets.

Read More Nonstop Flights: Dallas to/from Seattle $113 r/t [January-February] – American Airlines / Alaska Airlines

American Airlines has round-trip flights from Dallas (DFW) to Seattle, San Francisco, Portland, or Long Beach (SEA, SFO, PDX, LGB) for $97-$133, NONSTOP. Flights October to December. Departures on Tuesday, Wednesday, and Saturday. Extended weekends available. Origin/Destination reversible.

Read More Nonstop Flights: Dallas to/from Seattle, San Francisco, Portland, Long Beach $97-$133 r/t [October-December] – American Airlines