HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Key Largo

$75+ Cheap flights from Nashville (BNA) 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — MIA
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Nashville 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.

Cheapflights Tip: The best prices from Nashville Intl to Key Largo are usually found in August or September, booked 9 days in advance, depart on a Friday or Thursday and return on a Tuesday

Cheap flight deals from Nashville to Key Largo

Keep the following information in mind while searching for Nashville to Key Largo flight deals. Data was last updated April 15, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$164
(Mytrip)

One-way from

$75
(eDestinos)

Popular in

March

Cheapest in

August

Average price

$317
Provider with most accurate pricing for Nashville Intl-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for Nashville Intl-Miami flights.
Search Deals
From Nashville Intl to Key Largo
Search Deals
One-way flight from Nashville Intl to Key Largo
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Nashville to Key Largo

Cheapest flights from Nashville to Key Largo
Explore the most affordable flight options available from Nashville to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

This Mytrip deal was found by Cheapflights users on 4/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/57:49 amBNA - MIA
1 stop11h 09mSpirit Airlines
Tue 6/108:55 pmMIA - BNA
1 stop10h 00mSpirit Airlines
Deal found 4/13$164
This CheapOair deal was found by Cheapflights users on 4/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/310:43 amBNA - MIA
1 stop9h 33mMultiple Airlines
Sun 5/116:00 amMIA - BNA
1 stop13h 52mMultiple Airlines
Deal found 4/14$170
This Southwest deal was found by Cheapflights users on 4/13. 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.
Thu 5/156:45 pmBNA - MIA
Nonstop2h 15mSouthwest
Sun 5/185:35 amMIA - BNA
Nonstop2h 25mSouthwest
Deal found 4/13$177
This Delta deal was found by Cheapflights users on 4/14. 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 5/135:15 amBNA - MIA
1 stop4h 35mDelta
Tue 5/135:59 pmMIA - BNA
1 stop5h 02mDelta
Deal found 4/14$197
This CheapOair deal was found by Cheapflights users on 4/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/253:02 pmBNA - MIA
1 stop8h 23mFrontier
Mon 4/286:00 amMIA - BNA
1 stop13h 49mFrontier
Deal found 4/14$200
This American Airlines deal was found by Cheapflights users on 4/14. 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 7/297:34 amBNA - MIA
Nonstop2h 21mAmerican Airlines
Thu 7/3110:40 pmMIA - BNA
Nonstop2h 19mAmerican Airlines
Deal found 4/14$223
This JetBlue Airways deal was found by Cheapflights users on 4/14. 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 JetBlue Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/301:35 pmBNA - MIA
1 stop8h 02mJetBlue
Fri 5/22:01 pmMIA - BNA
1 stop10h 05mJetBlue
Deal found 4/14$308

Cheapflights Fare Finder

Customize your flight search to find flights from Nashville 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 April 15, 2025.
Use the filters below to find and compare flights from Nashville to Key Largo that are best for you.

Fly from

Nashville

Fly to

Key Largo

Route

Depart

Return

Price

NashvilleMiami

BNA - MIA

BNAMIA

Nashville Intl

Thu 6/5

7:49 am-7:58 pm

1 stop11h 09m

Miami

Tue 6/10

8:55 pm-5:55 am

1 stop10h 00m

$164

NashvilleMiami

BNA - MIA

BNAMIA

Nashville Intl

Sat 5/3

10:43 am-9:16 pm

1 stop9h 33m

Miami

Sun 5/11

6:00 am-6:52 pm

1 stop13h 52m

$170

NashvilleMiami

BNA - MIA

BNAMIA

Nashville Intl

Thu 5/15

6:45 pm-10:00 pm

Nonstop2h 15m

Miami

Sun 5/18

5:35 am-7:00 am

Nonstop2h 25m

$177

NashvilleMiami

BNA - MIA

BNAMIA

Nashville Intl

Tue 5/13

5:15 am-10:50 am

1 stop4h 35m

Miami

Tue 5/13

5:59 pm-10:01 pm

1 stop5h 02m

$197

NashvilleMiami

BNA - MIA

BNAMIA

Nashville Intl

Fri 4/25

3:02 pm-12:25 am

1 stop8h 23m

Miami

Mon 4/28

6:00 am-6:49 pm

1 stop13h 49m

$200

NashvilleMiami

BNA - MIA

BNAMIA

Nashville Intl

Wed 7/2

7:35 am-10:55 am

Nonstop2h 20m

Miami

Thu 7/10

4:24 pm-5:41 pm

Nonstop2h 17m

$223

NashvilleMiami

BNA - MIA

BNAMIA

Nashville Intl

Wed 4/30

1:35 pm-10:37 pm

1 stop8h 02m

Miami

Fri 5/2

2:01 pm-11:06 pm

1 stop10h 05m

$308

NashvilleMiami

BNA - MIA

BNAMIA

Nashville Intl

Sat 5/10

8:25 am-7:58 pm

1 stop10h 33m

$75

NashvilleMiami

BNA - MIA

BNAMIA

Nashville Intl

Tue 5/27

5:51 pm-9:09 pm

Nonstop2h 18m

$80

NashvilleMiami

BNA - MIA

BNAMIA

Nashville Intl

Fri 4/25

3:02 pm-12:25 am

1 stop8h 23m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 16 results
1
2

Best time to book a flight from Nashville to Key Largo

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

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

Use this chart to determine the optimal time to book a round-trip flight from Nashville to Key Largo. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from Nashville to Key Largo, you should look to book at least 9 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 Nashville to Key Largo?

Currently, September is the cheapest month in which you can book a flight from Nashville to Key Largo (average of $229). Flying from Nashville to Key Largo in March is currently the most expensive (average of $289). 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 BNA to KE9?

Find hourly flight availability from Nashville 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 April 15, 2025.

When flying from Nashville to Key Largo, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Nashville to Key Largo?

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

Travelers seeking maximum savings on their Nashville to Key Largo flight should consider departing on Friday evenings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Nashville to Key Largo

Explore weekly flight availability from Nashville to Key Largo. 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 April 15, 2025.

The most flights from BNA to KE9 are scheduled on a Tuesday (14 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Key Largo by month

Plan your trip to Key Largo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Key Largo ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Key Largo when rainfall is around 1.6 in.

Temperature in Key Largo by month

Plan your trip to Key Largo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Key Largo, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

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 April 15, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines from Nashville to Key Largo to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,279 reviews

Crew

8.6

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,279 reviews
Southwest
8.0
Very good
4,279 reviews

Crew

8.6

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,918 reviews
Southwest
8.0
Very good
4,279 reviews

Crew

8.6

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,658 reviews
Southwest
8.0
Very good
4,279 reviews

Crew

8.6

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.3
Good
2,927 reviews
Southwest
8.0
Very good
4,279 reviews

Crew

8.6

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,279 reviews

Crew

8.6

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Nashville 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 Nashville to Key Largo?

    If you book a flight to Key Largo from Nashville, you will be flying from Nashville Intl, which is the city’s only airport. Nashville Intl (BNA) is located 6.0 mi from the center of Nashville. There are 10 flights from Nashville Intl to Key Largo per day from 7 different airlines.

  • How popular is this Nashville to Key Largo flight route?

    The Nashville Intl to Key Largo flight path was viewed by 107 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    The cheapest airlines for a one-way flight from Nashville to Key Largo are Spirit Airlines ($75), American Airlines ($80), and Delta ($99).

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

    No one likes to see their flight delayed. When booking a flight from Nashville to Key Largo consider choosing Republic Airways (100%), Southwest (80%) or Finnair (79%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from Nashville to Key Largo is generally $571, our data shows the cheapest flight currently is $69. When looking at the most popular route, (Nashville Intl - Miami), you can expect to pay $89 for that flight.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Nashville to Key Largo (average of $229). Flying from Nashville to Key Largo in March is currently the most expensive (average of $289). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Nashville to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Fort Lauderdale flights
Nashville to Orlando flights
Nashville to Miami flights
Memphis to Miami flights
Memphis to Orlando flights
Nashville to Tampa flights
Chattanooga to Orlando flights
Memphis to Fort Lauderdale flights
Nashville to West Palm Beach flights
Nashville to Key West flights
Chattanooga to Tampa flights
Nashville to Pensacola flights
Knoxville to Orlando flights
Memphis to Tampa flights
Nashville to Jacksonville flights
Chattanooga to Sarasota flights
Knoxville to Miami flights
Nashville to Fort Myers flights
Nashville to Sarasota flights
Chattanooga to Miami flights
Nashville to Panama City flights
Chattanooga to Fort Lauderdale flights
Knoxville to Orlando Sanford Intl flights
Knoxville to Tampa flights
Blountville to Miami flights
Knoxville to Fort Lauderdale flights
Memphis to Jacksonville flights
Knoxville to Key West flights
Chattanooga to Fort Myers flights
Memphis to Fort Myers flights
Memphis to Key West flights
Chattanooga to Daytona Beach flights
Memphis to Orlando Sanford Intl flights
Knoxville to Jacksonville flights
Knoxville to Pensacola flights
Nashville to Valparaiso flights
Chattanooga to Jacksonville flights
Chattanooga to Orlando Sanford Intl flights
Knoxville to Panama City flights
Nashville to St Petersburg flights
Knoxville to Fort Myers flights
Memphis to Pensacola flights
Chattanooga to Panama City flights
Memphis to Panama City flights
Memphis to West Palm Beach flights
Knoxville to Sarasota flights
Knoxville to St Petersburg flights
Memphis to Sarasota flights
Blountville to Orlando flights
Memphis to Tallahassee flights

Top 7 airlines flying from Nashville to Key Largo

Discover the top 7 airlines that operate flights from Nashville 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 April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$53Average$125FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$55Average$141FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$58Average$201FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$146Average$349FlexibilityNo cancel feeOn-time71%
DeltaCheapest$176Average$361FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$178Average$355FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$199Average$405FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.