$125 Cheap Flights from Las Vegas (LAS) to Key West (EYW)

View $125 flight on Sat, Aug 30, 2025Opens 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 $125 for one-way flights and $250 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Aug 30 - Wed, Sep 3
LAS
Las Vegas
EYW
Key West
$250 Roundtrip, found 6 days ago
$250
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Aug 30 from Las Vegas to Key West, returning Wed, Sep 3, priced at $250 found 6 days ago
American Airlines
Wed, Jan 7 - Wed, Jan 21
LAS
Las Vegas
EYW
Key West
$251 Roundtrip, found 9 hours ago
$251
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Wed, Jan 7 from Las Vegas to Key West, returning Wed, Jan 21, priced at $251 found 9 hours ago
United
Sat, Feb 7 - Wed, Feb 11
LAS
Las Vegas
EYW
Key West
$253 Roundtrip, found 1 day ago
$253
Roundtrip
found 1 day ago
Select United flight, departing Sat, Feb 7 from Las Vegas to Key West, returning Wed, Feb 11, priced at $253 found 1 day ago
Delta
Sat, Aug 23 - Sat, Aug 30
LAS
Las Vegas
EYW
Key West
$256 Roundtrip, found 6 days ago
$256
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Aug 23 from Las Vegas to Key West, returning Sat, Aug 30, priced at $256 found 6 days ago
American Airlines
Sat, Sep 27 - Wed, Oct 1
LAS
Las Vegas
EYW
Key West
$256 Roundtrip, found 1 day ago
$256
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Sep 27 from Las Vegas to Key West, returning Wed, Oct 1, priced at $256 found 1 day ago
Delta
Sat, Aug 23 - Wed, Sep 3
LAS
Las Vegas
EYW
Key West
$257 Roundtrip, found 4 hours ago
$257
Roundtrip
found 4 hours ago
Select Delta flight, departing Sat, Aug 23 from Las Vegas to Key West, returning Wed, Sep 3, priced at $257 found 4 hours ago
American Airlines
Sat, Sep 27 - Wed, Oct 1
LAS
Las Vegas
EYW
Key West
$261 Roundtrip, found 1 day ago
$261
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Sep 27 from Las Vegas to Key West, returning Wed, Oct 1, priced at $261 found 1 day ago
Delta
Tue, Sep 23 - Sat, Sep 27
LAS
Las Vegas
EYW
Key West
$262 Roundtrip, found 2 days ago
$262
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Sep 23 from Las Vegas to Key West, returning Sat, Sep 27, priced at $262 found 2 days ago
JetBlue Airways
Fri, Dec 12 - Wed, Dec 17
LAS
Las Vegas
EYW
Key West
$274 Roundtrip, found 9 hours ago
$274
Roundtrip
found 9 hours ago
Select JetBlue Airways flight, departing Fri, Dec 12 from Las Vegas to Key West, returning Wed, Dec 17, priced at $274 found 9 hours ago
Spirit Airlines
Sun, Nov 9 - Wed, Nov 12
LAS
Las Vegas
EYW
Key West
$305 Roundtrip, found 4 days ago
$305
Roundtrip
found 4 days ago
Select Spirit Airlines flight, departing Sun, Nov 9 from Las Vegas to Key West, returning Wed, Nov 12, priced at $305 found 4 days 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 - $556 per traveler.

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.

Select flight to Key West Intl. EYW. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $313
EYW
Key West Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $313
Flights from Las Vegas (LAS) to Key West (EYW)
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.

 

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Key West Intl. Airport (EYW) cost?
Discover the latest flight deals from LAS to EYW by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from LAS to EYW?
The cheapest flights from LAS to EYW are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from LAS to EYW?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from LAS to EYW. Sort your results by "Price (lowest to highest)" to snap up a great deal.
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.

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*Available to One Key members.