$80 Cheap Southwest Airlines flights Las Vegas (LAS) to Memphis (MEM)

Scoring cheap one-way Southwest Airlines flights from LAS to MEM from $80 on Expedia couldn't be easier --- just filter by "Price (lowest to highest)." Or check out our affordable return fares from $132 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for affordable Southwest Airlines flights from Harry Reid Intl. Airport (LAS) to Memphis Intl. Airport (MEM) one to three months prior to your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and itinerary, the best day of the week to book a domestic flight is usually Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Leaving LAS at 8:20AM UTC-8, the first Southwest Airlines flight to MEM arrives at 1:30PM UTC-6. Flying early means you'll be less likely to experience cancellations.* Not a morning person? The last Southwest Airlines flight from LAS to MEM departs at 2:55PM UTC-8 and touches down at 8:10PM UTC-6.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.