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Cheap flights from Las Vegas to Key West from $167

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 10/23. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Las Vegas to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:30 pm - 10:56 amLAS  Las Vegas Harry Reid Intl-EYW Key West
8h 26m1 stop Miami
American Airlines Logo
2:15 pm - 7:56 pmEYW  Key West-LAS Las Vegas Harry Reid Intl
8h 41m1 stop Charlotte Douglas
$301American Airlines
Sat, Sep 5 - Fri, Sep 11
Delta Logo
11:01 pm - 10:46 amLAS  Las Vegas Harry Reid Intl-EYW Key West
8h 45m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:19 pm - 11:36 pmEYW  Key West-LAS Las Vegas Harry Reid Intl
8h 17m1 stop Atlanta Hartsfield-Jackson
$301Delta
Sat, Sep 12 - Sat, Sep 19
Multiple Airlines Logo
1:40 pm - 11:27 amLAS  Las Vegas Harry Reid Intl-EYW Key West
42h 47m2 stops Houston George Bush Intcntl Orlando
Multiple Airlines Logo
10:59 am - 8:07 amEYW  Key West-LAS Las Vegas Harry Reid Intl
24h 08m1 stop Orlando
$321Multiple Airlines
Sat, Sep 5 - Fri, Sep 11
Multiple Airlines Logo
11:34 am - 11:25 amLAS  Las Vegas Harry Reid Intl-EYW Key West
20h 51m1 stop Orlando
Multiple Airlines Logo
10:04 am - 10:52 pmEYW  Key West-LAS Las Vegas Harry Reid Intl
39h 48m2 stops Tampa New Orleans Louis Armstrong
$331Multiple Airlines
Sat, Sep 5 - Sat, Sep 12
Multiple Airlines Logo
11:34 am - 11:25 amLAS  Las Vegas Harry Reid Intl-EYW Key West
20h 51m1 stop Orlando
Multiple Airlines Logo
10:04 am - 10:45 pmEYW  Key West-LAS Las Vegas Harry Reid Intl
39h 41m2 stops Tampa Atlanta Hartsfield-Jackson
$331Multiple Airlines
Sat, Sep 5 - Sat, Sep 12
American Airlines Logo
11:45 pm - 12:27 pmLAS  Las Vegas Harry Reid Intl-EYW Key West
9h 42m1 stop Charlotte Douglas
American Airlines Logo
7:47 pm - 11:58 pmEYW  Key West-LAS Las Vegas Harry Reid Intl
7h 11m1 stop Miami
$351American Airlines
Sat, Sep 5 - Sat, Sep 12
United Airlines Logo
12:30 am - 11:11 amLAS  Las Vegas Harry Reid Intl-EYW Key West
7h 41m1 stop Chicago O'Hare Intl
United Airlines Logo
4:05 pm - 9:43 pmEYW  Key West-LAS Las Vegas Harry Reid Intl
8h 38m1 stop Chicago O'Hare Intl
$379United Airlines
Fri, Jan 8 - Sat, Jan 16
United Airlines Logo
11:30 pm - 11:11 amLAS  Las Vegas Harry Reid Intl-EYW Key West
8h 41m1 stop Chicago O'Hare Intl
United Airlines Logo
4:05 pm - 11:44 pmEYW  Key West-LAS Las Vegas Harry Reid Intl
10h 39m1 stop Chicago O'Hare Intl
$379United Airlines
Sat, Jan 9 - Sat, Jan 16
American Airlines Logo
10:41 pm - 10:57 amLAS  Las Vegas Harry Reid Intl-EYW Key West
9h 16m2 stops Charlotte Douglas Miami
American Airlines Logo
7:47 pm - 11:58 pmEYW  Key West-LAS Las Vegas Harry Reid Intl
7h 11m1 stop Miami
$388American Airlines
Sat, Sep 12 - Sat, Sep 19
American Airlines Logo
7:00 am - 6:40 pmLAS  Las Vegas Harry Reid Intl-EYW Key West
8h 40m2 stops Dallas/Fort Worth Miami
American Airlines Logo
7:47 pm - 11:58 pmEYW  Key West-LAS Las Vegas Harry Reid Intl
7h 11m1 stop Miami
$388American Airlines
Sat, Sep 5 - Sat, Sep 12

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Delta flights from Las Vegas to Key West

Our best Delta deals on Las Vegas to Key West flight tickets
Delta
Sep 12
LAS11:01 pmLas Vegas Harry Reid Intl
8h 45m
1 stop
EYW10:46 amKey West
Sep 19
EYW6:19 pmKey West
8h 17m
1 stop
LAS11:36 pmLas Vegas Harry Reid Intl
$301
Delta
Aug 18
LAS10:00 pmLas Vegas Harry Reid Intl
9h 50m
1 stop
EYW10:50 amKey West
Aug 25
EYW11:48 amKey West
9h 04m
1 stop
LAS5:52 pmLas Vegas Harry Reid Intl
$401
Delta
Sep 1
LAS7:05 amLas Vegas Harry Reid Intl
7h 15m
1 stop
EYW5:20 pmKey West
Sep 6
EYW7:40 amKey West
9h 39m
1 stop
LAS2:19 pmLas Vegas Harry Reid Intl
$439

American Airlines flights from Las Vegas to Key West

Our best American Airlines deals on Las Vegas to Key West flight tickets
American Airlines
Sep 5
LAS11:45 pmLas Vegas Harry Reid Intl
9h 42m
1 stop
EYW12:27 pmKey West
Sep 12
EYW7:47 pmKey West
7h 11m
1 stop
LAS11:58 pmLas Vegas Harry Reid Intl
$351
American Airlines
Sep 5
LAS7:00 amLas Vegas Harry Reid Intl
8h 40m
2 stops
EYW6:40 pmKey West
Sep 12
EYW7:47 pmKey West
7h 11m
1 stop
LAS11:58 pmLas Vegas Harry Reid Intl
$388
American Airlines
Nov 18
LAS7:00 amLas Vegas Harry Reid Intl
8h 01m
1 stop
EYW6:01 pmKey West
Nov 22
EYW2:26 pmKey West
8h 46m
1 stop
LAS8:12 pmLas Vegas Harry Reid Intl
$389

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 August 10, 2026.
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

Cheapest round-trip

Las VegasKey West

LAS Las Vegas Harry Reid Intl - EYW Key West

LASEYW

Las Vegas Harry Reid Intl

Sat 9/5

11:30 pm-10:56 am

1 stop8h 26m

Key West

Fri 9/11

2:15 pm-7:56 pm

1 stop8h 41m

$301

Las VegasKey West

LAS Las Vegas Harry Reid Intl - EYW Key West

LASEYW

Las Vegas Harry Reid Intl

Sat 9/12

11:01 pm-10:46 am

1 stop8h 45m

Key West

Sat 9/19

6:19 pm-11:36 pm

1 stop8h 17m

$301

Las VegasKey West

LAS Las Vegas Harry Reid Intl - EYW Key West

LASEYW

Las Vegas Harry Reid Intl

Sat 9/5

1:40 pm-11:27 am

2 stops42h 47m

Key West

Fri 9/11

10:59 am-8:07 am

1 stop24h 08m

$321

Las VegasKey West

LAS Las Vegas Harry Reid Intl - EYW Key West

LASEYW

Las Vegas Harry Reid Intl

Sat 9/5

11:34 am-11:25 am

1 stop20h 51m

Key West

Sat 9/12

10:04 am-10:52 pm

2 stops39h 48m

$331

Las VegasKey West

LAS Las Vegas Harry Reid Intl - EYW Key West

LASEYW

Las Vegas Harry Reid Intl

Sat 9/5

11:34 am-11:25 am

1 stop20h 51m

Key West

Sat 9/12

10:04 am-10:45 pm

2 stops39h 41m

$331

Las VegasKey West

LAS Las Vegas Harry Reid Intl - EYW Key West

LASEYW

Las Vegas Harry Reid Intl

Sat 9/5

11:45 pm-12:27 pm

1 stop9h 42m

Key West

Sat 9/12

7:47 pm-11:58 pm

1 stop7h 11m

$351

Las VegasKey West

LAS Las Vegas Harry Reid Intl - EYW Key West

LASEYW

Las Vegas Harry Reid Intl

Fri 1/8

12:30 am-11:11 am

1 stop7h 41m

Key West

Sat 1/16

4:05 pm-9:43 pm

1 stop8h 38m

$379

Las VegasKey West

LAS Las Vegas Harry Reid Intl - EYW Key West

LASEYW

Las Vegas Harry Reid Intl

Sat 1/9

11:30 pm-11:11 am

1 stop8h 41m

Key West

Sat 1/16

4:05 pm-11:44 pm

1 stop10h 39m

$379

Las VegasKey West

LAS Las Vegas Harry Reid Intl - EYW Key West

LASEYW

Las Vegas Harry Reid Intl

Sat 9/12

10:41 pm-10:57 am

2 stops9h 16m

Key West

Sat 9/19

7:47 pm-11:58 pm

1 stop7h 11m

$388
Quickest round-trip

Las VegasKey West

LAS Las Vegas Harry Reid Intl - EYW Key West

LASEYW

Las Vegas Harry Reid Intl

Sat 9/5

7:00 am-6:40 pm

2 stops8h 40m

Key West

Sat 9/12

7:47 pm-11:58 pm

1 stop7h 11m

$388

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, June 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 $329. If you are unable to visit Key West during the month of June, then departing from Las Vegas during the month February is also very affordable. Most momondo users find prices during this month for around $350.

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 57m

Direct flights

None
The fastest flight from Las Vegas to Key West takes 7h 57m
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

Frequently asked questions about flying from Las Vegas to Key West

  • 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 57m 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 $290Free CancellationRating
7.1
11,899 reviews
Search American Airlines 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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