$134+ Cheap flights from Lexington (LEX) to Key Largo, FL
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — MIA
Oct 6 — Oct 131
Round-trip
1 adult, Economy
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Find cheap flights from Lexington to Key Largo with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Lexington to Key Largo
Cheapest
Best
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One-way
Cheapest flights from Lexington to Key LargoExplore 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 September 6, 2026.
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 September 6, 2026.
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/105:57 pm -
1 stop6h 55m
Sat 10/176:15 am -
1 stop6h 23m
Deal found 9/6![American Airlines logo]()
$260
This Delta deal was found by Cheapflights users on 9/3. 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.
Sat 12/56:09 pm -
1 stop6h 49m
Sat 12/126:00 am -
1 stop5h 48m
Deal found 9/3![Delta logo]()
$291
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/26:00 am -
1 stop5h 55m
Tue 10/64:01 pm -
1 stop7h 54m
Deal found 9/5![United Airlines logo]()
$294
This United Airlines deal was found by Cheapflights users on 9/3. 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 11/115:30 am -
2 stops10h 22m
Wed 11/184:50 pm -
1 stop7h 04m
Deal found 9/3![United Airlines logo]()
$296
This United Airlines deal was found by Cheapflights users on 9/3. 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 11/37:10 am -
2 stops9h 16m
Tue 11/108:00 am -
2 stops9h 40m
Deal found 9/3![United Airlines logo]()
$301
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/38:50 am -
1 stop6h 09m
Tue 10/64:01 pm -
1 stop7h 54m
Deal found 9/3![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 9/4. 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 12/297:55 pm -
1 stop5h 03m
Wed 1/136:00 am -
1 stop6h 37m
Deal found 9/4![Delta logo]()
$311
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Thu 10/16:00 am -
1 stop7h 21m
Mon 10/54:01 pm -
1 stop7h 54m
Deal found 9/4![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Thu 12/311:00 am -
1 stop7h 40m
Sat 12/59:00 am -
1 stop8h 10m
Deal found 9/6![United Airlines logo]()
$325
Best flights from Lexington to Key LargoDiscover carefully curated flight deals from Lexington to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
Discover carefully curated flight deals from Lexington to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
This United Airlines deal was found by Cheapflights users on 9/1. 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 9/117:00 am -
2 stops11h 52m
Mon 9/143:57 pm -
1 stop8h 08m
Deal found 9/1![United Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 9/2. 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 11/246:00 am -
1 stop5h 46m
Fri 11/278:15 am -
1 stop6h 38m
Deal found 9/2![Delta logo]()
$366
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/38:50 am -
1 stop6h 09m
Tue 10/64:01 pm -
1 stop7h 54m
Deal found 9/5![United Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 9/5. 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.
Fri 11/276:00 am -
1 stop4h 29m
Sat 12/56:00 am -
1 stop4h 11m
Deal found 9/5![Delta logo]()
$386
This Delta deal was found by Cheapflights users on 9/3. 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.
Fri 11/207:05 am -
1 stop4h 41m
Wed 11/257:00 am -
1 stop4h 49m
Deal found 9/3![Delta logo]()
$395
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/96:00 am -
1 stop5h 55m
Sat 10/178:54 am -
2 stops11h 34m
Deal found 9/3![United Airlines logo]()
$396
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/36:00 am -
1 stop8h 59m
Sat 10/108:54 am -
2 stops11h 34m
Deal found 9/4![United Airlines logo]()
$401
This United Airlines deal was found by Cheapflights users on 9/2. 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 12/411:00 am -
1 stop7h 40m
Mon 12/74:30 pm -
1 stop6h 02m
Deal found 9/2![United Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/66:00 am -
2 stops8h 51m
Mon 10/124:01 pm -
1 stop7h 54m
Deal found 9/5![United Airlines logo]()
$432
This United Airlines deal was found by Cheapflights users on 9/3. 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 11/285:30 am -
1 stop5h 40m
Mon 12/74:30 pm -
1 stop6h 02m
Deal found 9/3![United Airlines logo]()
$452
Last-minute flights from Lexington to Key LargoDiscover last-minute flight deals from Lexington to Key Largo. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Lexington to Key Largo. Data last updated September 6, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/237:00 am -
1 stop7h 54m
Tue 9/2912:29 pm -
1 stop7h 59m
Deal found 9/4![United Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Thu 10/16:00 am -
1 stop7h 21m
Mon 10/54:01 pm -
1 stop7h 54m
Deal found 9/4![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/26:00 am -
1 stop5h 55m
Tue 10/64:01 pm -
1 stop7h 54m
Deal found 9/5![United Airlines logo]()
$294
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/38:50 am -
1 stop6h 09m
Tue 10/64:01 pm -
1 stop7h 54m
Deal found 9/3![United Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 9/2. 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 10/37:18 pm -
1 stop4h 41m
Sat 10/105:10 pm -
1 stop6h 59m
Deal found 9/2![American Airlines logo]()
$327
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/105:57 pm -
1 stop6h 55m
Sat 10/176:15 am -
1 stop6h 23m
Deal found 9/6![American Airlines logo]()
$260
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/106:00 am -
2 stops12h 52m
Wed 10/144:01 pm -
1 stop7h 54m
Deal found 9/3![United Airlines logo]()
$342
One-way flights from Lexington to Key LargoSearch for one-way flight options from Lexington to Key Largo. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
Search for one-way flight options from Lexington to Key Largo. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:24 pm -
2 stops39h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:13 pm -
2 stops24h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/65:25 pm -
2 stops24h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/49:09 pm -
2 stops37h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/34:55 pm -
2 stops25h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$187
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 September 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $260 (American Airlines) |
One-way from | $134 (Kiwi.com) |
Popular in | June |
Cheapest in | December |
Average price | $338 |
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 7,457,451 searches. Data last updated September 6, 2026.
Use the filters below to find and compare flights from Lexington to Key Largo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
LexingtonMiami
LEX Lexington Blue Grass - MIA Miami
LEXMIA
Lexington Blue Grass
Sat 10/31
5:30 am-11:10 am
1 stop5h 40m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$274
LexingtonMiami
LEX Lexington Blue Grass - MIA Miami
LEXMIA
Lexington Blue Grass
Thu 10/1
6:00 am-11:55 am
1 stop5h 55m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$274
LexingtonMiami
LEX Lexington Blue Grass - MIA Miami
LEXMIA
Lexington Blue Grass
Tue 11/3
11:05 am-10:15 pm
2 stops11h 10m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$279
LexingtonMiami
LEX Lexington Blue Grass - MIA Miami
LEXMIA
Lexington Blue Grass
Tue 12/1
5:00 am-3:53 pm
2 stops10h 53m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$279
LexingtonMiami
LEX Lexington Blue Grass - MIA Miami
LEXMIA
Lexington Blue Grass
Sat 12/5
11:00 am-5:00 pm
1 stop6h 00m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$284
LexingtonMiami
LEX Lexington Blue Grass - MIA Miami
LEXMIA
Lexington Blue Grass
Sat 10/3
10:55 am-12:55 am
1 stop14h 00m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$300
LexingtonMiami
LEX Lexington Blue Grass - MIA Miami
LEXMIA
Lexington Blue Grass
Thu 10/29
5:30 am-11:10 am
1 stop5h 40m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$314
LexingtonMiami
LEX Lexington Blue Grass - MIA Miami
LEXMIA
Lexington Blue Grass
Wed 9/30
6:00 am-11:55 am
1 stop5h 55m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$314
LexingtonMiami
LEX Lexington Blue Grass - MIA Miami
LEXMIA
Lexington Blue Grass
Sat 11/28
5:30 am-11:10 am
1 stop5h 40m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$314
LexingtonMiami
LEX Lexington Blue Grass - MIA Miami
LEXMIA
Lexington Blue Grass
Thu 11/5
5:30 am-11:11 am
1 stop5h 41m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$314
Showing 1-10 of 20 resultsSorted by cheapest first
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.
LEX-MIA
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
LEX-KE9
LEX-MIA
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 September 6, 2026.
A simple way to save on the total cost of your ticket is to fly from Lexington to Key Largo at noon. If you’re flexible enough to do this you can expect to save up to 60% on your trip compared to booking a flight in the morning.
How much does it cost to fly round-trip from Lexington to Key Largo?
Airfare is below average for this route at the moment.
Lexington to Key Largo flights typically cost between $290 and $362 in October.The cheapest round-trip price found within the last 5 days was $260 on American Airlines (Oct 10-Oct 17).
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 September 6, 2026.
See what other customers who have flown with Delta,United Airlines, andAllegiant 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.
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
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.
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Lexington and Key Largo flights
Browse other Lexington and Key Largo flight options. Last updated on September 6, 2026.
Other flights from Lexington
Browse through other flights departing from Lexington. Flights are based on user searches made on Cheapflights and were last updated on September 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Lexington to Key Largo flights
Consider these flights traveling from Lexington to Key Largo.
Top 5 airlines flying from Lexington to Key Largo
Discover the top 5 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 7,457,451 searches. Data last updated September 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$50 | Average$226 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$95 | Average$235 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$196 | Average$426 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$239 | Average$476 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$283 | Average$398 | FlexibilityNo cancel fee | On-time69% |