$115 Cheap American Airlines flights Knoxville (TYS) to Las Vegas (LAS)

Use the “Price (lowest to highest)” filter on Expedia to find cheap American Airlines return flights from $229 from TYS to LAS. Affordable one-way options from $115 are also available.**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.

January is one of the cheapest months to jet off to Las Vegas with American Airlines. You could also find great prices on one-way and round-trip tickets in June.

To find cheap American Airlines fares from McGhee Tyson Airport (TYS) to Harry Reid Intl. Airport (LAS), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact how much you pay. Sunday tends to be the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking on a Sunday.**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.

Use the “Nonstop” filter when browsing for direct American Airlines flights from TYS to LAS. You’ll also be able to compare other airlines servicing the same direct trip.

Browse American Airlines’s earliest flights from TYS to LAS by selecting the “Morning” and “Early Morning” filters. Not only will you arrive at your destination sooner, early departures also experience 20% fewer cancellations.**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.

Board an American Airlines flight from McGhee Tyson Airport (TYS) to Las Vegas, and you’ll likely come in to Harry Reid Intl. Airport (LAS). This is the airline’s main hub here.

Changes are generally free within 24 hours of making your booking, but your airline may add a charge after that. For more information about altering your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to change your itinerary without being charged, check the “No cancel fee” or “Changes included” filter when planning your next break.