$129 Cheap Delta flights Las Vegas (LAS) to Key West (EYW)

Set the “Price (lowest to highest)” filter on Expedia to search for cheap Delta Air Lines return flights from $256 from LAS to EYW. Affordable one-way fares from $129 are available too.**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.

September is one of the least expensive months to jet off to Key West with Delta Air Lines. You could also find great prices on one-way and return tickets in August.

For cheap Delta Air Lines fares from Harry Reid Intl. Airport (LAS) to Key West Intl. Airport (EYW), 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 affect the price you pay. Sunday is usually the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight 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.

To figure out if there’s a direct trip from LAS to EYW with Delta Air Lines or other airlines, select the “Nonstop” filter when searching for flights.

To find the earliest departure from LAS to EYW with Delta Air Lines, filter your results by “Early Morning” and “Morning.” Booking an early flight usually means cancellations are less likely.**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.

Delta Air Lines flights from Harry Reid Intl. Airport (LAS) to Key West touch down at Key West Intl. Airport (EYW). This is the main gateway to this city.

Delta Air Lines makes flying from LAS to EYW enjoyable with a rewarding loyalty program and an excellent in-flight experience. You even have the chance to collect points with Delta SkyMiles. Make sure you sign up to our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are typically free within 24 hours of making your booking, but your airline may charge a fee after that time. For further information about altering your reservation, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to make changes without being charged, check the “Changes included” or “No cancel fee” filter when organizing your next getaway.