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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 1/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
8:20 am - 7:40 pm
LAS
-
EYW
8h 20m1 stop
Delta Logo
6:14 pm - 11:15 pm
EYW
-
LAS
8h 01m1 stop
$257Delta
Sat, Jan 10 - Sat, Jan 17
American Airlines Logo
12:00 pm - 11:56 pm
LAS
-
EYW
8h 56m2 stops
American Airlines Logo
2:43 pm - 9:00 pm
EYW
-
LAS
9h 17m1 stop
$339American Airlines
Fri, Jan 23 - Mon, Jan 26
American Airlines Logo
11:55 pm - 12:08 pm
LAS
-
EYW
9h 13m1 stop
American Airlines Logo
4:03 pm - 10:08 pm
EYW
-
LAS
9h 05m1 stop
$349American Airlines
Mon, Dec 22 - Mon, Dec 29
Multiple Airlines Logo
9:50 pm - 1:30 pm
LAS
-
EYW
12h 40m1 stop
Multiple Airlines Logo
3:15 pm - 7:55 pm
EYW
-
LAS
31h 40m2 stops
$351Multiple Airlines
Thu, Dec 25 - Tue, Dec 30
American Airlines Logo
12:00 pm - 11:56 pm
LAS
-
EYW
8h 56m2 stops
American Airlines Logo
2:43 pm - 9:00 pm
EYW
-
LAS
9h 17m1 stop
$364American Airlines
Fri, Jan 23 - Mon, Jan 26
American Airlines Logo
12:00 pm - 11:56 pm
LAS
-
EYW
8h 56m2 stops
American Airlines Logo
1:22 pm - 9:00 pm
EYW
-
LAS
10h 38m2 stops
$394American Airlines
Fri, Jan 23 - Mon, Jan 26
Multiple Airlines Logo
9:48 pm - 7:07 am
LAS
-
EYW
30h 19m1 stop
Multiple Airlines Logo
10:01 pm - 7:55 pm
EYW
-
LAS
48h 54m2 stops
$395Multiple Airlines
Mon, Dec 22 - Mon, Dec 29
American Airlines Logo
8:11 am - 7:10 pm
LAS
-
EYW
7h 59m1 stop
American Airlines Logo
2:43 pm - 9:00 pm
EYW
-
LAS
9h 17m1 stop
$409American Airlines
Thu, Jan 22 - Mon, Jan 26
American Airlines Logo
12:00 pm - 11:56 pm
LAS
-
EYW
8h 56m2 stops
American Airlines Logo
2:43 pm - 9:00 pm
EYW
-
LAS
9h 17m1 stop
$414American Airlines
Thu, Jan 22 - Mon, Jan 26
American Airlines Logo
12:00 pm - 11:56 pm
LAS
-
EYW
8h 56m2 stops
American Airlines Logo
1:22 pm - 9:00 pm
EYW
-
LAS
10h 38m2 stops
$419American Airlines
Fri, Jan 23 - Mon, Jan 26

United Airlines flights from Las Vegas to Key West

Our best United Airlines deals on Las Vegas to Key West flight tickets
United Airlines
Jan 10
LAS11:18 pmLas Vegas Harry Reid Intl
10h 45m
1 stop
EYW1:03 pmKey West
Jan 17
EYW4:15 pmKey West
8h 44m
1 stop
LAS9:59 pmLas Vegas Harry Reid Intl
$251
Find similar
United Airlines
Jun 5
LAS11:23 amLas Vegas Harry Reid Intl
7h 48m
1 stop
EYW10:11 pmKey West
Jun 13
EYW4:05 pmKey West
8h 38m
1 stop
LAS9:43 pmLas Vegas Harry Reid Intl
$388
Find similar
United Airlines
Jan 8
LAS6:44 pmLas Vegas Harry Reid Intl
17h 33m
2 stops
EYW3:17 pmKey West
Jan 10
EYW12:22 pmKey West
8h 55m
1 stop
LAS6:17 pmLas Vegas Harry Reid Intl
$577
Find similar

American Airlines flights from Las Vegas to Key West

Our best American Airlines deals on Las Vegas to Key West flight tickets
American Airlines
Jan 23
LAS12:00 pmLas Vegas Harry Reid Intl
8h 56m
2 stops
EYW11:56 pmKey West
Jan 26
EYW2:43 pmKey West
9h 17m
1 stop
LAS9:00 pmLas Vegas Harry Reid Intl
$339
Find similar
American Airlines
Dec 22
LAS11:55 pmLas Vegas Harry Reid Intl
9h 13m
1 stop
EYW12:08 pmKey West
Dec 29
EYW4:03 pmKey West
9h 05m
1 stop
LAS10:08 pmLas Vegas Harry Reid Intl
$349
Find similar
American Airlines
Jan 23
LAS12:00 pmLas Vegas Harry Reid Intl
8h 56m
2 stops
EYW11:56 pmKey West
Jan 26
EYW2:43 pmKey West
9h 17m
1 stop
LAS9:00 pmLas Vegas Harry Reid Intl
$364
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 December 9, 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

Sat 1/10

8:20 am-7:40 pm

1 stop8h 20m

Key West

Sat 1/17

6:14 pm-11:15 pm

1 stop8h 01m

$257

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Fri 1/23

12:00 pm-11:56 pm

2 stops8h 56m

Key West

Mon 1/26

2:43 pm-9:00 pm

1 stop9h 17m

$339

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Mon 12/22

11:55 pm-12:08 pm

1 stop9h 13m

Key West

Mon 12/29

4:03 pm-10:08 pm

1 stop9h 05m

$349

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Thu 12/25

9:50 pm-1:30 pm

1 stop12h 40m

Key West

Tue 12/30

3:15 pm-7:55 pm

2 stops31h 40m

$351

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Fri 1/23

12:00 pm-11:56 pm

2 stops8h 56m

Key West

Mon 1/26

2:43 pm-9:00 pm

1 stop9h 17m

$364

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Fri 1/23

12:00 pm-11:56 pm

2 stops8h 56m

Key West

Mon 1/26

1:22 pm-9:00 pm

2 stops10h 38m

$394

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Mon 12/22

9:48 pm-7:07 am

1 stop30h 19m

Key West

Mon 12/29

10:01 pm-7:55 pm

2 stops48h 54m

$395

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Thu 1/22

8:11 am-7:10 pm

1 stop7h 59m

Key West

Mon 1/26

2:43 pm-9:00 pm

1 stop9h 17m

$409

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Thu 1/22

12:00 pm-11:56 pm

2 stops8h 56m

Key West

Mon 1/26

2:43 pm-9:00 pm

1 stop9h 17m

$414

Las VegasKey West

LAS - EYW

LASEYW

Las Vegas Harry Reid Intl

Fri 1/23

12:00 pm-11:56 pm

2 stops8h 56m

Key West

Mon 1/26

1:22 pm-9:00 pm

2 stops10h 38m

$419

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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, January 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 $233. If you are unable to visit Key West during the month of January, then departing from Las Vegas during the month September is also very affordable. Most momondo users find prices during this month for around $308.

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 25% on your flight if you consider stops on a Las Vegas to Key West flight.

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

Fastest flight time

7h 48m

Direct flights

None
The fastest flight from Las Vegas to Key West takes 7h 48m
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. 6h 17m 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 $250Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights
DeltaPriceFrom $256Free CancellationRating
7.9
8,011 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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