Key Largo

$118+ Cheap flights from Lexington (LEX) to Key Largo, FL

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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — MIA
Mar 24 — Mar 311
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Cheap flight deals from Lexington to Key Largo

Cheapest flights from Lexington to Key Largo
Explore the most affordable flight options available from Lexington to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2026.

This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/184:15 pm
LEX
-
MIA
1 stop6h 36m
American Airlines
Sat 4/256:05 am
MIA
-
LEX
1 stop7h 30m
American Airlines
Deal found 2/20$251
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:00 am
LEX
-
MIA
2 stops11h 28m
United Airlines
Sat 4/258:55 am
MIA
-
LEX
1 stop8h 07m
United Airlines
Deal found 2/20$256
This United Airlines deal was found by Cheapflights users on 2/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:00 am
LEX
-
MIA
1 stop7h 55m
United Airlines
Mon 10/512:15 pm
MIA
-
LEX
1 stop6h 22m
United Airlines
Deal found 2/19$269
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Fri 9/257:00 am
LEX
-
MIA
1 stop7h 55m
United Airlines
Sat 10/36:30 am
MIA
-
LEX
2 stops10h 25m
United Airlines
Deal found 2/18$274
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/314:22 pm
LEX
-
MIA
1 stop6h 46m
American Airlines
Sat 4/45:00 am
MIA
-
LEX
1 stop8h 23m
American Airlines
Deal found 2/19$280
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Wed 3/1810:25 am
LEX
-
MIA
2 stops12h 41m
United Airlines
Wed 3/254:10 pm
MIA
-
LEX
1 stop7h 34m
United Airlines
Deal found 2/18$292
This United Airlines deal was found by Cheapflights users on 2/18. 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 3/171:56 pm
LEX
-
MIA
1 stop8h 28m
United Airlines
Tue 3/246:00 am
MIA
-
LEX
2 stops10h 55m
United Airlines
Deal found 2/18$300
This Delta deal was found by Cheapflights users on 2/19. 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.
Wed 4/112:39 pm
LEX
-
MIA
1 stop4h 49m
Delta
Wed 4/86:00 am
MIA
-
LEX
1 stop5h 54m
Delta
Deal found 2/19$305
This Delta deal was found by Cheapflights users on 2/18. 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 9/156:00 am
LEX
-
MIA
1 stop4h 59m
Delta
Sat 9/267:30 pm
MIA
-
LEX
1 stop4h 25m
Delta
Deal found 2/18$309
This American Airlines deal was found by Cheapflights users on 2/22. 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 4/78:00 am
LEX
-
MIA
1 stop5h 59m
American Airlines
Wed 4/86:05 am
MIA
-
LEX
1 stop7h 30m
American Airlines
Deal found 2/22$321
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/114:15 pm
LEX
-
MIA
1 stop8h 44m
American Airlines
Mon 4/203:53 pm
MIA
-
LEX
1 stop7h 45m
American Airlines
Deal found 2/19$324

Find flight deals from Lexington to Key Largo

Keep the following information in mind while searching for Lexington to Key Largo flight deals. Data was last updated February 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$251
(American Airlines)

One-way from

$118
(Kiwi.com)

Popular in

October

Cheapest in

September

Average price

$423
Provider with most accurate pricing for Lexington Blue Grass-Miami flight deals.
Provider most trusted by Cheapflights users for Lexington Blue Grass-Miami flights.
From Lexington Blue Grass to Key Largo
One-way flight from Lexington Blue Grass to Key Largo
High demand for flights, 0% potential price rise
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Average for round-trip flights in February 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lexington to Key Largo 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 February 22, 2026.
Use the filters below to find and compare flights from Lexington to Key Largo that are best for you.

Fly from

Lexington

Fly to

Key Largo

Route

Depart

Return

Price

LexingtonMiami

LEX - MIA

LEXMIA

Lexington Blue Grass

Tue 3/17

3:10 pm-10:45 pm

1 stop7h 35m

Miami

Tue 3/24

9:35 am-3:51 pm

1 stop6h 16m

$251

LexingtonMiami

LEX - MIA

LEXMIA

Lexington Blue Grass

Wed 3/18

7:55 pm-12:52 am

1 stop4h 57m

Miami

Wed 3/25

7:05 am-11:54 am

1 stop4h 49m

$251

LexingtonMiami

LEX - MIA

LEXMIA

Lexington Blue Grass

Wed 3/18

10:25 am-11:06 pm

2 stops12h 41m

Miami

Wed 3/25

4:10 pm-11:44 pm

1 stop7h 34m

$292

LexingtonMiami

LEX - MIA

LEXMIA

Lexington Blue Grass

Tue 3/17

1:56 pm-10:24 pm

1 stop8h 28m

Miami

Tue 3/24

6:00 am-4:55 pm

2 stops10h 55m

$300

LexingtonMiami

LEX - MIA

LEXMIA

Lexington Blue Grass

Thu 5/14

8:24 pm-12:55 am

1 stop4h 31m

Miami

Mon 5/18

5:51 pm-10:05 pm

1 stop4h 14m

$309

LexingtonMiami

LEX - MIA

LEXMIA

Lexington Blue Grass

Wed 5/6

7:00 am-2:57 pm

1 stop7h 57m

Miami

Tue 5/12

12:50 pm-11:49 pm

2 stops10h 59m

$326

LexingtonMiami

LEX - MIA

LEXMIA

Lexington Blue Grass

Sat 5/2

10:53 am-5:20 pm

1 stop6h 27m

Miami

Sun 5/10

6:00 am-12:14 pm

1 stop6h 14m

$375

LexingtonMiami

LEX - MIA

LEXMIA

Lexington Blue Grass

Wed 3/4

10:35 am-5:29 pm

1 stop6h 54m

Miami

Sat 3/7

9:00 am-4:55 pm

1 stop7h 55m

$379

LexingtonMiami

LEX - MIA

LEXMIA

Lexington Blue Grass

Wed 4/15

7:00 am-4:16 pm

2 stops9h 16m

Miami

Wed 4/29

12:24 pm-9:20 am

1 stop20h 56m

$423

LexingtonMiami

LEX - MIA

LEXMIA

Lexington Blue Grass

Tue 3/17

7:55 pm-12:52 am

1 stop4h 57m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 18 results
1
2

Best time to book a flight from Lexington to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Lexington 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.

Cheapflights Insights

Everything you need to know about your flight from Lexington to Key Largo

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

Use this chart to determine the optimal time to book a round-trip flight from Lexington to Key Largo. Price data was last updated on February 20, 2026.

To ensure you get the cheapest price possible for a flight from Lexington to Key Largo, you should look to book at least 72 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 Lexington to Key Largo?

Currently, April is the cheapest month in which you can book a flight from Lexington to Key Largo (average of $57). Flying from Lexington to Key Largo in December is currently the most expensive (average of $84). 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 LEX to KE9?

Find hourly flight availability from Lexington to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2026.

A simple way to save on the total cost of your ticket is to fly from Lexington to Key Largo in the evening. If you’re flexible enough to do this you can expect to save up to 63% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Key Largo

Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated February 22, 2026.
See what other customers who have flown with Delta, American Airlines, and Allegiant Air from Lexington to Key Largo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Lexington to Key Largo. 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 from for flights from Lexington to Key Largo?

    Located just 5.6 mi from the city center, Lexington Blue Grass is the airport most travelers will use when flying to Key Largo from Lexington. Booking flights from Blue Grass (LEX) to Key Largo should be relatively easy as there are 0 daily outbound flights to Key Largo from 4 different airlines.

  • How long is the flight from Lexington to Key Largo?

    Departing from Lexington to Key Largo will take you 4h 57m. Airlines will cover a distance of 882 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Consider American Airlines (67%), Qatar Airways (67%) or Envoy Air (67%) when booking your flight. These represent the most reliable airlines when flying from Lexington to Key Largo.

  • What are the cheapest flights from Lexington to Key Largo?

    On average you can expect to pay $1,233 for a flight from Lexington to Key Largo. The cheapest flight overall is $594 while the most popular route, (Lexington Blue Grass - Miami) is currently priced at $251.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lexington to Key Largo 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 Lexington to Key Largo?

    Currently, April is the cheapest month in which you can book a flight from Lexington to Key Largo (average of $57). Flying from Lexington to Key Largo in December is currently the most expensive (average of $84). 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.

See more FAQs

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Alternative routes for Lexington to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Lexington to Key Largo

Discover the top 4 airlines that operate flights from Lexington to Key Largo. 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 February 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$50Average$177FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$82Average$172FlexibilityNo cancel feeOn-time88%
DeltaCheapest$197Average$362FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$198Average$442FlexibilityNo cancel feeOn-time71%

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