Spirit Airlines, an ultra low-cos air carrier and Expedia have round trip airfares travelling to and from Seattle (SEA) and Austin (AUS) for $ 97, making 1 stop. These low fares will only take you and a small personal item from point A to point B. There is no seat selection, no carry-on bag and no change.

Travel Availability:

Departs SEA: Jan 17-19, 21, 23-26, 28, 30-31; Feb 1, 4, 7-8, 13-15, 21, 28
Deaprts AUS: Jan 18-19, 21, 23-26, 28, 30-31; Feb 1, 4, 7