
Popular airlines from Harry Reid Intl. Airport (LAS) to Key West Intl. Airport (EYW)
- American Airlines
American Airlines
- Delta
Delta
- United
United
- JetBlue Airways
JetBlue Airways
- Spirit Airlines
Spirit Airlines
- Plan, book, fly with confidence
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Cheap Flights from Las Vegas to Key West (LAS-EYW)
Prices were available within the past 7 days and start at $125 for one-way flights and $250 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Las Vegas (LAS) to Key West (EYW)
May is typically the cheapest month to fly
Graph displaying average flight prices per month
Alternative airports near Key West
Prices were available within the past 7 days. Prices and availability are subject to change.
Origin airport | Harry Reid Intl. |
Destination airport | Key West Intl. |
Airlines serving | American Airlines, Delta, JetBlue Airways, Spirit Airlines, United |
Roundtrip price | $249 |
Distance | 2131 mi |
Las Vegas to Key West Flights
The cheapest times to fly from Las Vegas to Key West
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Las Vegas to Key West are during the month of August. You can find some of the cheapest flights from Las Vegas to Key West with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Las Vegas to Key West
Sunday is one of the best days to book for cheap flights from Las Vegas to Key West: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Las Vegas to Key West
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Las Vegas to Key West in 2025. You can also book with separate airlines for your outbound and return journeys, from $125 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Las Vegas to Key West flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Las Vegas to Key West airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
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Top Routes from Las Vegas
- Las Vegas to Chicago (LAS - ORD)
- Las Vegas to Newark Liberty Intl. Airport (LAS - EWR)
- Las Vegas to San Diego (LAS - SAN)
- Las Vegas to Los Angeles (LAS - LAX)
- Las Vegas to Miami (LAS - MIA)
- Las Vegas to Honolulu (LAS - HNL)
- Las Vegas to Orange County (LAS - SNA)
- Las Vegas to Fort Lauderdale (LAS - FLL)
- Las Vegas to Manila (LAS - MNL)
- Las Vegas to New York (LAS - JFK)
- Las Vegas to Seattle (LAS - SEA)
- Las Vegas to Houston (LAS - IAH)
Top Routes to Key West
- Chicago to Key West (ORD - EYW)
- Newark Liberty Intl. Airport to Key West (EWR - EYW)
- Washington to Key West (DCA - EYW)
- Tampa to Key West (TPA - EYW)
- Detroit to Key West (DTW - EYW)
- Boston to Key West (BOS - EYW)
- New York to Key West (LGA - EYW)
- Fort Lauderdale to Key West (FLL - EYW)
- Minneapolis to Key West (MSP - EYW)
- Washington to Key West (IAD - EYW)
- New York to Key West (JFK - EYW)
- Dallas to Key West (DAL - EYW)
Top Routes from Las Vegas
- Spirit Airlines Las Vegas to Chicago
- Spirit Airlines Las Vegas to Newark Liberty Intl. Airport
- Alaska Airlines Las Vegas to San Diego
- Alaska Airlines Las Vegas to Los Angeles
- Alaska Airlines Las Vegas to Honolulu
- Spirit Airlines Las Vegas to Orange County
- JetBlue Airways Las Vegas to Fort Lauderdale
- JetBlue Airways Las Vegas to New York
- Alaska Airlines Las Vegas to Seattle
- Spirit Airlines Las Vegas to Houston
Top Routes to Key West
- American Airlines Chicago to Key West
- American Airlines Newark Liberty Intl. Airport to Key West
- American Airlines Washington to Key West
- American Airlines Detroit to Key West
- American Airlines Boston to Key West
- American Airlines New York to Key West
- Delta Fort Lauderdale to Key West
- American Airlines Minneapolis to Key West
- Delta Washington to Key West
- American Airlines New York to Key West
Top Flight Destinations
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Nearby Airports
- Henderson Executive Airport (HSH)
- Boulder City Municipal Airport (BLD)
- Laughlin - Bullhead Intl. Airport (IFP)
- Kingman Airport (IGM)
- St. George Airport (SGU)
- Lake Havasu City Municipal Airport (HII)
- Inyokern Airport (IYK)
- Cedar City Regional Airport (CDC)
- Bermuda Dunes Airport (UDD)
- Palm Springs Intl. Airport (PSP)
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