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Cheap flights from Las Vegas to Key West from $126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Key West departing on 1/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Las Vegas to Key West

Cheap round-trip flights

Multiple Airlines Logo
10:30 pm - 3:44 pmLAS-EYW
14h 14m1 stop
Multiple Airlines Logo
8:55 am - 10:23 amEYW-LAS
28h 28m1 stop
$239Multiple Airlines
Find Deal
Wed, Dec 10 - Mon, Dec 15
Multiple Airlines Logo
10:16 pm - 2:40 pmLAS-EYW
13h 24m1 stop
Multiple Airlines Logo
8:45 pm - 7:02 pmEYW-LAS
25h 17m1 stop
$247Multiple Airlines
Find Deal
Sat, Oct 25 - Fri, Oct 31
American Airlines Logo
7:00 am - 7:22 pmLAS-EYW
9h 22m1 stop
American Airlines Logo
2:14 pm - 8:30 pmEYW-LAS
9h 16m1 stop
$251American Airlines
Find Deal
Sat, Oct 18 - Wed, Oct 22
American Airlines Logo
6:20 am - 7:22 pmLAS-EYW
10h 02m2 stops
American Airlines Logo
2:14 pm - 9:22 pmEYW-LAS
10h 08m1 stop
$256American Airlines
Find Deal
Sat, Oct 18 - Wed, Oct 22
American Airlines Logo
6:20 am - 7:22 pmLAS-EYW
10h 02m2 stops
American Airlines Logo
2:32 pm - 8:52 pmEYW-LAS
9h 20m2 stops
$261American Airlines
Find Deal
Sat, Oct 18 - Wed, Oct 22
Delta Logo
12:45 am - 11:27 amLAS-EYW
7h 42m1 stop
Delta Logo
4:00 pm - 10:29 pmEYW-LAS
9h 29m1 stop
$277Delta
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Fri, Oct 24 - Fri, Oct 31
Delta Logo
12:45 am - 11:27 amLAS-EYW
7h 42m1 stop
Delta Logo
7:40 am - 11:22 pmEYW-LAS
18h 42m2 stops
$343Delta
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Fri, Oct 24 - Fri, Oct 31
United Airlines Logo
12:30 am - 4:08 pmLAS-EYW
12h 38m2 stops
United Airlines Logo
4:53 pm - 12:01 amEYW-LAS
10h 08m2 stops
$647United Airlines
Find Deal
Mon, Mar 9 - Wed, Mar 11
Breeze Airways Logo
12:25 pm - 9:17 amLAS-EYW
17h 52m2 stops
Breeze Airways Logo
10:59 am - 11:54 amEYW-LAS
27h 55m2 stops
$676Breeze Airways
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Thu, Oct 30 - Sun, Nov 2
Breeze Airways Logo
12:39 pm - 9:07 amLAS-EYW
17h 28m2 stops
Breeze Airways Logo
10:59 am - 11:54 amEYW-LAS
27h 55m2 stops
$715Breeze Airways
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Mon, Sep 29 - Thu, Oct 2

American Airlines flights from Las Vegas to Key West

Our best American Airlines deals on Las Vegas to Key West flight tickets
American Airlines
Oct 18
LAS7:00 amLas Vegas Harry Reid Intl
9h 22m
1 stop
EYW7:22 pmKey West
Oct 22
EYW2:14 pmKey West
9h 16m
1 stop
LAS8:30 pmLas Vegas Harry Reid Intl
$251
Find similar
American Airlines
Oct 18
LAS6:20 amLas Vegas Harry Reid Intl
10h 02m
2 stops
EYW7:22 pmKey West
Oct 22
EYW2:14 pmKey West
10h 08m
1 stop
LAS9:22 pmLas Vegas Harry Reid Intl
$256
Find similar
American Airlines
Oct 18
LAS6:20 amLas Vegas Harry Reid Intl
10h 02m
2 stops
EYW7:22 pmKey West
Oct 22
EYW2:32 pmKey West
9h 20m
2 stops
LAS8:52 pmLas Vegas Harry Reid Intl
$261
Find similar

Delta flights from Las Vegas to Key West

Our best Delta deals on Las Vegas to Key West flight tickets
Delta
Oct 24
LAS12:45 amLas Vegas Harry Reid Intl
7h 42m
1 stop
EYW11:27 amKey West
Oct 31
EYW4:00 pmKey West
9h 29m
1 stop
LAS10:29 pmLas Vegas Harry Reid Intl
$277
Find similar
Delta
Oct 24
LAS12:45 amLas Vegas Harry Reid Intl
7h 42m
1 stop
EYW11:27 amKey West
Oct 31
EYW7:40 amKey West
18h 42m
2 stops
LAS11:22 pmLas Vegas Harry Reid Intl
$343
Find similar
Delta
Sep 29
LAS12:29 amLas Vegas Harry Reid Intl
7h 26m
1 stop
EYW10:55 amKey West
Oct 4
EYW6:10 pmKey West
7h 18m
1 stop
LAS10:28 pmLas Vegas Harry Reid Intl
$404
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Las Vegas to Key West that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Las Vegas to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Wed 12/10

10:30 pm-3:44 pm

1 stop14h 14m

Key West

Mon 12/15

8:55 am-10:23 am

1 stop28h 28m

$239

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Sat 10/25

10:16 pm-2:40 pm

1 stop13h 24m

Key West

Fri 10/31

8:45 pm-7:02 pm

1 stop25h 17m

$247

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Sat 10/18

7:00 am-7:22 pm

1 stop9h 22m

Key West

Wed 10/22

2:14 pm-8:30 pm

1 stop9h 16m

$251

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Sat 10/18

6:20 am-7:22 pm

2 stops10h 02m

Key West

Wed 10/22

2:14 pm-9:22 pm

1 stop10h 08m

$256

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Sat 10/18

6:20 am-7:22 pm

2 stops10h 02m

Key West

Wed 10/22

2:32 pm-8:52 pm

2 stops9h 20m

$261

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Fri 10/24

12:45 am-11:27 am

1 stop7h 42m

Key West

Fri 10/31

4:00 pm-10:29 pm

1 stop9h 29m

$277

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Fri 10/24

12:45 am-11:27 am

1 stop7h 42m

Key West

Fri 10/31

7:40 am-11:22 pm

2 stops18h 42m

$343

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Mon 3/9

12:30 am-4:08 pm

2 stops12h 38m

Key West

Wed 3/11

4:53 pm-12:01 am

2 stops10h 08m

$647

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Thu 10/30

12:25 pm-9:17 am

2 stops17h 52m

Key West

Sun 11/2

10:59 am-11:54 am

2 stops27h 55m

$676

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Mon 9/29

12:39 pm-9:07 am

2 stops17h 28m

Key West

Thu 10/2

10:59 am-11:54 am

2 stops27h 55m

$715

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Key West from

How to get the cheapest flight ticket from Las Vegas to Key West

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Key West?

In general, September is the cheapest month to fly from Las Vegas to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $282. If you are unable to visit Key West during the month of September, then departing from Las Vegas during the month January is also very affordable. Most momondo users find prices during this month for around $323.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from Las Vegas is on a Saturday. momondo users have found tickets for Saturday departures for as low as $368. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Las Vegas to Key West for around $538.

What is the cheapest time of day to depart on your flight to Key West?

According to our data, the cheapest time of day to fly to Key West is in the morning. momondo users have found flights departing from Las Vegas to Key West in the morning for as low as $458. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the evening, with an average ticket price of $468. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Las Vegas to Key West flights?

You could potentially save up to 63% on your flight if you consider stops on a Las Vegas to Key West flight.

How have Las Vegas to Key West flight prices changed over time?

As of September 2025, prices for Las Vegas to Key West flights are approximately 39% cheaper when compared to flights at the same time last year.

When to book flights from Las Vegas to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Las Vegas to Key West according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Las Vegas to Key West (LAS to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Key West

Direct flights

None
There are no direct flights from Las Vegas to Key West. There are no popular flight routes from Las Vegas to Key West.
Search flight deals

  • How far is Las Vegas Harry Reid Intl to Key West by plane?

    Las Vegas Harry Reid Intl and Key West are 2128.6 mi apart from one another. 7h 16m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Key West Airport?

    Prices for flights from Las Vegas Harry Reid Intl Airport to Key West Airport are updated daily.

  • How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Key West Airport?

  • How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Key West Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Key West Airport.

  • What documentation or ID do you need to fly to Key West Airport?

    The required travel and health documents for your Key West Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Key West Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Las Vegas to Key West?

Best airlines flying from Las Vegas to Key West

Compare and see reviews for airlines that fly from Las Vegas to Key West with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $278Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $282Free CancellationRating
7.9
7,961 reviews
Search Delta flights

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Big Pine Key
Little Torch Key

Why use momondo?

Why should I use momondo to find a flight deal from Las Vegas to Key West?

Finding the right flight to Key West from Las Vegas is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Key West quick and easy, saving you time and money.

Can I find flights from Las Vegas to Key West with flexible booking policies on momondo?

Flights from Las Vegas to Key West with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Las Vegas to Key West?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Las Vegas to Key West.

I’m not ready to book a flight from Las Vegas to Key West right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Key West from Las Vegas. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Key West trip

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