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$69+ Cheap flights from Key Largo, FL to Las Vegas (LAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — LAS
Dec 27 — Jan 31
Fri 12/27
Fri 1/3
1 adult, Economy
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The best prices from Key Largo to Las Vegas Harry Reid Intl are usually found in January or August, booked 43 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

Cheap flight deals from Key Largo to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Key Largo (KE9) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 22, 2024.

Round-trip from

$148
(Frontier)

One-way from

$69
(eDestinos)

Popular in

December

Cheapest in

January

Average price

$384
From Key Largo to Las Vegas Harry Reid Intl
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One-way flight from Key Largo to Las Vegas Harry Reid Intl
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High demand for flights, 1% potential price rise
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Best time to find cheap flights, 1% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Key Largo to Las Vegas

Cheapest flights from Key Largo to Las Vegas
Explore the most affordable flight options available from Key Largo to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

This eDestinos deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/297:03 pmMIA - LAS
Nonstop5h 33mSpirit Airlines
Sun 1/510:16 amLAS - MIA
1 stop10h 09mSpirit Airlines
Deal found 12/21$195
This Delta deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/316:00 amMIA - LAS
1 stop7h 21mDelta
Wed 1/85:35 pmLAS - MIA
1 stop9h 48mDelta
Deal found 12/19$272
This FlightHub deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/239:00 amMIA - LAS
1 stop17h 59mMultiple Airlines
Tue 12/3111:50 pmLAS - MIA
Nonstop4h 39mMultiple Airlines
Deal found 12/20$282
This American Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/248:50 pmMIA - LAS
Nonstop5h 32mAmerican Airlines
Tue 12/3111:29 pmLAS - MIA
Nonstop4h 38mAmerican Airlines
Deal found 12/21$318
This FlightHub deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/239:00 amMIA - LAS
1 stop17h 59mFrontier
Tue 12/3111:58 pmLAS - MIA
1 stop7h 38mFrontier
Deal found 12/20$330
This United Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/249:00 amMIA - LAS
1 stop7h 25mUnited Airlines
Tue 12/3111:47 pmLAS - MIA
1 stop7h 31mUnited Airlines
Deal found 12/21$333
This Sun Country Air deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/302:25 pmMIA - LAS
1 stop11h 20mSun Country Air
Tue 12/316:54 pmLAS - MIA
1 stop13h 12mSun Country Air
Deal found 12/20$405
This Southwest deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/248:00 amMIA - LAS
2 stops12h 30mSouthwest
Tue 12/317:05 amLAS - MIA
1 stop5h 45mSouthwest
Deal found 12/21$430

Find flights from Key Largo to Las Vegas within your budget

Customize your flight search to find flights from Key Largo to Las Vegas 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, Cheapflights users made 2,558,603 searches. Data last updated December 22, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MiamiLas Vegas

MIA - LAS

MIALAS

Miami

Thu 2/27

1:29 pm-11:54 pm

1 stop13h 25m

Las Vegas Harry Reid Intl

Sun 3/2

10:32 pm-2:34 pm

1 stop13h 02m

$148

MiamiLas Vegas

MIA - LAS

MIALAS

Miami

Thu 2/6

6:00 am-7:16 am

1 stop28h 16m

Las Vegas Harry Reid Intl

Mon 2/10

3:55 pm-11:37 pm

Nonstop4h 42m

$149

MiamiLas Vegas

MIA - LAS

MIALAS

Miami

Sat 1/18

7:52 am-10:25 am

Nonstop5h 33m

Las Vegas Harry Reid Intl

Mon 1/27

3:55 pm-11:37 pm

Nonstop4h 42m

$153

MiamiLas Vegas

MIA - LAS

MIALAS

Miami

Wed 2/12

6:48 pm-9:21 pm

Nonstop5h 33m

Las Vegas Harry Reid Intl

Sat 2/15

11:57 pm-7:22 am

Nonstop4h 25m

$221

MiamiLas Vegas

MIA - LAS

MIALAS

Miami

Sat 1/11

7:50 am-12:55 pm

1 stop8h 05m

Las Vegas Harry Reid Intl

Mon 1/13

12:55 am-1:49 pm

1 stop9h 54m

$256

MiamiLas Vegas

MIA - LAS

MIALAS

Miami

Thu 1/23

6:10 am-12:48 pm

1 stop9h 38m

Las Vegas Harry Reid Intl

Tue 1/28

12:59 am-10:57 am

1 stop6h 58m

$273

MiamiLas Vegas

MIA - LAS

MIALAS

Miami

Fri 1/24

4:31 pm-10:43 pm

1 stop9h 12m

Las Vegas Harry Reid Intl

Tue 1/28

6:00 am-10:22 pm

2 stops13h 22m

$299

MiamiLas Vegas

MIA - LAS

MIALAS

Miami

Tue 1/14

7:52 am-10:25 am

Nonstop5h 33m

$69

MiamiLas Vegas

MIA - LAS

MIALAS

Miami

Wed 1/29

8:00 am-11:39 pm

1 stop18h 39m

$70

MiamiLas Vegas

MIA - LAS

MIALAS

Miami

Wed 1/22

7:48 pm-10:29 pm

Nonstop5h 41m

$80

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 17 results
1
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Best time to book a flight from Key Largo to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Key Largo with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Key Largo to Las Vegas

Get recent, data-driven insights about flights from Key Largo to Las Vegas including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Key Largo to Las Vegas?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Las Vegas. Price data was last updated on December 20, 2024.

To ensure you get the cheapest price possible for a flight from Key Largo to Las Vegas, you should look to book at least 43 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Key Largo to Las Vegas?

Currently, August is the cheapest month in which you can book a flight from Key Largo to Las Vegas (average of $198). Flying from Key Largo to Las Vegas in March is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KE9 to LAS?

Find hourly flight availability from Key Largo to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 22, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Key Largo to Las Vegas as you normally would.

What is the cheapest day to fly from Key Largo to Las Vegas?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to Las Vegas. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Key Largo to Las Vegas flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Key Largo to Las Vegas

Explore weekly flight availability from Key Largo to Las Vegas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 22, 2024.

The most flights from KE9 to LAS are scheduled on a Thursday (16 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Las Vegas ranges from 0.1 - 0.8 inches per month. February is typically the wettest month, when rainfall can reach 0.8 in. May is typically the driest time to visit Las Vegas when rainfall is around 0.1 in.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 93.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated December 22, 2024.
See what other customers who have flown with American Airlines, Delta and Spirit Airlines from Key Largo to Las Vegas have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Overall

8.1

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
4,804 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Overall

8.1

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,537 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Overall

8.1

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,597 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Overall

8.1

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,035 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Overall

8.1

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Overall

8.1

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Las Vegas from Key Largo?

    For a flight from Key Largo to Las Vegas, you will be flying into Harry Reid Intl. Las Vegas Harry Reid Intl (LAS) is just 6.2 mi from the center of the city. Harry Reid Intl is the only Las Vegas airport and it handles 12 inbound flights from Key Largo per day. 7 airlines have flights to Las Vegas Harry Reid Intl from Key Largo on a regular basis.

  • How popular is this Key Largo to Las Vegas flight route?

    Flights from Key Largo to Las Vegas Harry Reid Intl have been viewed 96 times in the past calendar month.

  • What are the cheapest airlines to fly from Key Largo to Las Vegas one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $69. Frontier flights start at $70 while deals on American Airlines start at $80 one-way.

  • What are the most reliable airlines from Key Largo to Las Vegas?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Key Largo to Las Vegas on time: Finnair (100%), Qatar Airways (88%), American Airlines (82%).

  • What are the cheapest flights from Key Largo to Las Vegas?

    Looking for the cheapest flight from Key Largo to Las Vegas? While on average our users pay $1,271, our data indicates the cheapest price to be $59. The most popular route (Miami - Las Vegas Harry Reid Intl), is priced around $125.

  • Can I find deals for flights from Key Largo to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Key Largo to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Key Largo to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key Largo to Las Vegas.

  • Can I find deals for business class flights from Key Largo to Las Vegas?

    Yes. Cheapflights offers flight deals from Key Largo to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Key Largo to Las Vegas?

    Currently, August is the cheapest month in which you can book a flight from Key Largo to Las Vegas (average of $198). Flying from Key Largo to Las Vegas in March is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 7 airlines flying from Key Largo to Las Vegas

Discover the top 7 airlines that operate flights from Key Largo to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$108Average$245FlexibilityNo cancel feeOn-time65%
FrontierCheapest$120Average$209FlexibilityNo cancel feeOn-time62%
DeltaCheapest$130Average$371FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$166Average$376FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$209Average$408FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$215Average$365FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$238Average$424FlexibilityNo cancel feeOn-time63%
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