What airlines fly to Key West?

American Airlines, Delta and Allegiant Air are the top three most popular airlines that fly to Key West from Tennessee according to our data. American Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 4 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Tennessee to Key West?

American Airlines, Delta, and Allegiant Air are the most popular carriers operating from Tennessee to Key West

How long does it take to fly to Key West?

If you’re flying from a popular airport in Tennessee, such as Knoxville or Chattanooga, and flying into Key West, then you can expect flight times to average 2h 11m and 3h 59m, respectively.

When did momondo last update prices for flights from Tennessee to Key West Airport?

Prices for flights from Tennessee to Key West Airport were last updated today.

How many operators does momondo search for flights from Tennessee to Key West Airport?

The number of operators available for flights from Tennessee to Key West Airport is 4 as of July 2025.

How old do you have to be to fly from Tennessee to Key West Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Tennessee to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$131 Cheap Flights from Tennessee to Key West in 2025

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Find the cheapest flights from Tennessee to Key West

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

9:57 pm - 9:02 amTYS-EYW

11h 05m1 stop

3:44 pm - 7:42 pmEYW-TYS

3h 58m1 stop

$206Allegiant Air

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Fri, Sep 5 - Mon, Sep 8

8:43 pm - 9:33 amMEM-EYW

11h 50m1 stop

8:53 am - 2:01 pmEYW-MEM

6h 08m1 stop

$213Allegiant Air

Find Deal

Thu, Aug 14 - Thu, Aug 21

6:15 am - 10:56 amBNA-EYW

3h 41m1 stop

7:00 am - 9:47 amEYW-BNA

3h 47m1 stop

$224Delta

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Tue, Aug 26 - Sat, Aug 30

6:00 am - 1:09 pmBNA-EYW

6h 09m1 stop

1:58 pm - 6:26 pmEYW-BNA

5h 28m1 stop

$225American Airlines

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Sat, Aug 23 - Sat, Aug 30

8:25 am - 7:07 pmBNA-EYW

9h 42m2 stops

1:58 pm - 6:26 pmEYW-BNA

5h 28m1 stop

$230American Airlines

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Sat, Aug 23 - Sat, Aug 30

12:55 pm - 3:06 pmTYS-EYW

2h 11mnonstop

9:50 am - 12:05 pmEYW-TYS

2h 15mnonstop

$246Allegiant Air

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Mon, Oct 6 - Mon, Oct 20

4:08 pm - 8:12 pmCHA-EYW

4h 04m1 stop

7:00 am - 10:30 amEYW-CHA

3h 30m1 stop

$249Delta

Find Deal

Sat, Sep 6 - Tue, Sep 9

6:00 am - 1:26 pmBNA-EYW

6h 26m1 stop

2:12 pm - 11:04 pmEYW-BNA

9h 52m1 stop

$251United Airlines

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Tue, Aug 12 - Wed, Aug 13

2:31 pm - 9:43 amBNA-EYW

18h 12m2 stops

12:29 pm - 7:16 amEYW-BNA

19h 47m2 stops

$272

Find Deal

Sun, Aug 31 - Sun, Sep 7

5:05 am - 2:33 pmBNA-EYW

8h 28m1 stop

6:36 pm - 10:17 pmEYW-BNA

28h 41m2 stops

$286

Find Deal

Thu, Oct 30 - Mon, Nov 3

Allegiant Air flights from Tennessee to Key West

Our best Allegiant Air deals on Tennessee to Key West flight tickets

Allegiant Air

Sep 5

TYS9:57 pmKnoxville McGhee Tyson

11h 05m

1 stop

EYW9:02 amKey West

Sep 8

EYW3:44 pmKey West

3h 58m

1 stop

TYS7:42 pmKnoxville McGhee Tyson

$206

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Allegiant Air

Aug 14

MEM8:43 pmMemphis

11h 50m

1 stop

EYW9:33 amKey West

Aug 21

EYW8:53 amKey West

6h 08m

1 stop

MEM2:01 pmMemphis

$213

Find similar

Allegiant Air

Oct 6

TYS12:55 pmKnoxville McGhee Tyson

2h 11m

EYW3:06 pmKey West

Oct 20

EYW9:50 amKey West

2h 15m

TYS12:05 pmKnoxville McGhee Tyson

$246

Find similar

Delta flights from Tennessee to Key West

Our best Delta deals on Tennessee to Key West flight tickets

Delta

Aug 26

BNA6:15 amNashville Intl

3h 41m

1 stop

EYW10:56 amKey West

Aug 30

EYW7:00 amKey West

3h 47m

1 stop

BNA9:47 amNashville Intl

$224

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Delta

Sep 6

CHA4:08 pmChattanooga Lovell Field

4h 04m

1 stop

EYW8:12 pmKey West

Sep 9

EYW7:00 amKey West

3h 30m

1 stop

CHA10:30 amChattanooga Lovell Field

$249

Find similar

Delta

Nov 18

BNA12:14 pmNashville Intl

6h 30m

1 stop

EYW7:44 pmKey West

Nov 25

EYW7:00 amKey West

3h 50m

1 stop

BNA9:50 amNashville Intl

$255

Find similar

How to get the cheapest flight ticket from Tennessee 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

Prices

Airlines

Other information

What is the cheapest month to fly to Key West?

In general, January is the cheapest month to fly from Tennessee to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $313. If you are unable to visit Key West during the month of January, then departing from Tennessee during the month August is also very affordable. Most momondo users find prices during this month for around $333.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from Tennessee is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $378. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Tennessee to Key West for around $651.

What is the cheapest time of day to depart on your flight to Key West?

According to our data, the cheapest time of day to fly to Key West is at noon. momondo users have found flights departing from Tennessee to Key West at noon for as low as $437. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the afternoon, with an average ticket price of $506. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Tennessee to Key West flight route?

Fly from Nashville Intl to Key West for the best Tennessee - Key West flight prices

How far in advance should I book a flight to Key West?

You are more likely to see cheaper flights to Key West from Tennessee when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $395 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Tennessee for as low as $293 on momondo.

What cabin class options are available on Tennessee to Key West flights?

There are 1 cabin classes available to choose from on Tennessee to Key West flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Tennessee to Key West flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Tennessee to Key West

Best Price Found	$131
Fastest flight time	2h 11m
Direct flights	Tue, Thu and Sat
Airports in Key West	1 airport

The best one-way flight to Key West from Tennessee in the past 72 hours is $131. The best round-trip flight deal from Tennessee to Key West found on momondo in the last 72 hours is $206.

The fastest flight from Tennessee to Key West takes 2h 11m

Direct flights go from Tennessee to Key West on Tuesday, Thursday and Saturday. The only airline offering direct flights is Allegiant Air.

There is 1 airport near Key West: Key West (EYW)

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When did momondo last update prices for flights from Tennessee to Key West Airport?
Prices for flights from Tennessee to Key West Airport were last updated today.
How many operators does momondo search for flights from Tennessee to Key West Airport?
The number of operators available for flights from Tennessee to Key West Airport is 4 as of July 2025.
How old do you have to be to fly from Tennessee to Key West Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Tennessee to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Tennessee to Key West?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Tennessee to Key West is Airbus A319 (73.33% of total bookings). The next most popular plane models are Airbus A320-100/200 (20.00%) and Canadair (Bombardier) Regional Jet 700 (6.67%).

Best airlines flying from Tennessee to Key West

Compare and see reviews for airlines that fly from Tennessee to Key West with momondo

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $78	Free Cancellation	Rating 7.2 702 reviews	Search Allegiant Air flights
Delta	PriceFrom $196	Free Cancellation	Rating 8.0 7,959 reviews	Search Delta flights
American Airlines	PriceFrom $218	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $293	Free Cancellation	Rating 7.4 8,864 reviews	Search United Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Tennessee to Key West?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Tennessee to Key West. momondo saves you time and could save you money on your trip.

Can I find flights from Tennessee to Key West with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Tennessee to Key West flights to just show those with flexible booking policies.

How can momondo help me find flights from Tennessee to Key West?

momondo provides multiple filters to help you find the best flight to Key West from Tennessee. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Tennessee to Key West right now. Can momondo alert me if prices change?

Price alerts on flights to Key West from Tennessee are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.