$123 Cheap Flights from Las Vegas (LAS) to Key West (EYW)

View $123 flight on Fri, Jan 9, 2026Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to Key West Intl. Airport (EYW)

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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 $123 for one-way flights and $245 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Fri, Jan 9 - Sun, Jan 11
LAS
Las Vegas
EYW
Key West
$245 Roundtrip, just found
$245
Roundtrip
just found
Select Spirit Airlines flight, departing Fri, Jan 9 from Las Vegas to Key West, returning Sun, Jan 11, priced at $245 just found
American Airlines
Wed, Jan 21 - Tue, Jan 27
LAS
Las Vegas
EYW
Key West
$248 Roundtrip, found 3 hours ago
$248
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Jan 21 from Las Vegas to Key West, returning Tue, Jan 27, priced at $248 found 3 hours ago
American Airlines
Wed, Jan 21 - Tue, Jan 27
LAS
Las Vegas
EYW
Key West
$251 Roundtrip, found 3 hours ago
$251
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Jan 21 from Las Vegas to Key West, returning Tue, Jan 27, priced at $251 found 3 hours ago
Spirit Airlines
Fri, Jan 9 - Mon, Jan 12
LAS
Las Vegas
EYW
Key West
$254 Roundtrip, found 1 day ago
$254
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Fri, Jan 9 from Las Vegas to Key West, returning Mon, Jan 12, priced at $254 found 1 day ago
Spirit Airlines
Fri, Jan 9 - Tue, Jan 13
LAS
Las Vegas
EYW
Key West
$255 Roundtrip, found 4 days ago
$255
Roundtrip
found 4 days ago
Select Spirit Airlines flight, departing Fri, Jan 9 from Las Vegas to Key West, returning Tue, Jan 13, priced at $255 found 4 days ago
American Airlines
Sat, Jan 17 - Wed, Jan 21
LAS
Las Vegas
EYW
Key West
$256 Roundtrip, found 3 days ago
$256
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Jan 17 from Las Vegas to Key West, returning Wed, Jan 21, priced at $256 found 3 days ago
American Airlines
Tue, Jan 20 - Fri, Jan 23
LAS
Las Vegas
EYW
Key West
$257 Roundtrip, found 5 days ago
$257
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Jan 20 from Las Vegas to Key West, returning Fri, Jan 23, priced at $257 found 5 days ago
Delta
Wed, Jan 7 - Sun, Jan 11
LAS
Las Vegas
EYW
Key West
$258 Roundtrip, found 4 days ago
$258
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Jan 7 from Las Vegas to Key West, returning Sun, Jan 11, priced at $258 found 4 days ago
JetBlue Airways
Thu, Dec 11 - Sun, Dec 14
LAS
Las Vegas
EYW
Key West
$297 Roundtrip, found 5 days ago
$297
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Thu, Dec 11 from Las Vegas to Key West, returning Sun, Dec 14, priced at $297 found 5 days ago
United
Wed, May 27 - Wed, Jun 3
LAS
Las Vegas
EYW
Key West
$309 Roundtrip, found 7 hours ago
$309
Roundtrip
found 7 hours ago
Select United flight, departing Wed, May 27 from Las Vegas to Key West, returning Wed, Jun 3, priced at $309 found 7 hours ago

Find the cheapest month to fly from Las Vegas (LAS) to Key West (EYW)

May is typically the cheapest month to fly

From $248 - $562 per traveler.

Alternative airports near Key West

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Key West Intl. EYW. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $489
EYW
Key West Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $489

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Key West Intl. Airport (EYW) cost?
Snag a cheap one-way flight from $123 or cheap return flight from $245 from Harry Reid Intl. Airport (LAS) to Key West Intl. Airport (EYW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Harry Reid Intl. Airport (LAS) to Key West Intl. Airport (EYW)?
Planning your getaway for January may help you find better deals, as it's the cheapest month for flights between LAS and EYW. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Harry Reid Intl. Airport (LAS) to Key West Intl. Airport (EYW)?
To find the cheapest airline flying from LAS to EYW, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Harry Reid Intl. Airport (LAS) to Key West Intl. Airport (EYW)?
You'll need to take a flight with a layover when traveling from Harry Reid Intl. Airport (LAS) to Key West Intl. Airport (EYW). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from LAS to EYW?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Key West Intl. Airport (EYW)?
To touch down at Key West Intl. Airport (EYW) on time, opt for a flight that takes off from Harry Reid Intl. Airport (LAS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Key West Intl. Airport (EYW) last-minute?
Last-minute fares from LAS to EYW are usually more expensive. To secure the best rates, start searching for flights well ahead of time. That said, if you can play around with your travel dates, you may land a cheap ticket right before your trip.
Is it cheaper to book a LAS to EYW flight and hotel package?
Opting for a LAS to EYW flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our wide range of stays and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Key West Intl. Airport (EYW)?
If you booked your LAS to EYW flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Key West Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, Spirit Airlines, United
Roundtrip price
$245
Distance
2131 mi

Book with confidence

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 January. 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 $123 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.

 

Las Vegas to Key West Flights

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*Available to One Key members.