Alaska Airlines via DealBase offers 1-way nationwide fares with prices starting from $43.30. That's the lowest price we could find for select routes by at least $3. Book this travel deal by July 15 for travel from September 4 through November 6. Buy Now Tips On the DealBase landing page, click "Alaska Airlines" in the top line to see this sale. We found this price on flights departing from Los Angeles, CA, (LAX) with arrival in Las Vegas, NV (LAS) on September 2. All prices, dates, and booking details were valid at the time of publication.