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

Allegiant Air and Breeze Airways are the most popular carriers operating from Tennessee to Key West

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 60% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 3 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

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 40m, 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 3 as of December 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.

$92 Cheap Flights from Tennessee to Key West in 2025/26

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Find the cheapest flights from Tennessee to Key West

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:31 pm - 2:42 pm

TYS

EYW

2h 11mnonstop

8:45 pm - 11:00 pm

EYW

TYS

2h 15mnonstop

$136Allegiant Air

dom., dic. 28 - mié., dic. 31

11:32 am - 1:43 pm

TYS

EYW

2h 11mnonstop

8:45 pm - 11:00 pm

EYW

TYS

2h 15mnonstop

$147Allegiant Air

vie., dic. 19 - mié., dic. 24

6:10 am - 1:30 pm

BNA

EYW

6h 20m1 stop

12:51 pm - 7:43 pm

EYW

BNA

7h 52m1 stop

$195Spirit Airlines

mié., ene. 7 - jue., ene. 8

5:50 pm - 9:26 am

BNA

EYW

14h 36m1 stop

10:06 am - 8:29 am

EYW

BNA

23h 23m1 stop

$199Multiple Airlines

mié., ene. 21 - dom., ene. 25

8:12 pm - 1:30 pm

BNA

EYW

16h 18m1 stop

2:25 pm - 7:25 am

EYW

BNA

18h 00m1 stop

$201Spirit Airlines

jue., feb. 5 - lun., feb. 9

2:12 pm - 1:30 pm

BNA

EYW

22h 18m1 stop

12:51 pm - 7:25 am

EYW

BNA

19h 34m1 stop

$202Multiple Airlines

dom., ene. 11 - dom., ene. 18

4:45 pm - 11:56 pm

CHA

EYW

7h 11m2 stops

6:06 am - 1:44 pm

EYW

CHA

7h 38m2 stops

$249American Airlines

sáb., ene. 17 - sáb., ene. 24

5:00 pm - 10:43 pm

TYS

EYW

5h 43m1 stop

7:54 pm - 11:55 pm

EYW

TYS

4h 01m1 stop

$250American Airlines

sáb., feb. 21 - mar., feb. 24

1:39 pm - 7:40 pm

MEM

EYW

5h 01m1 stop

7:10 am - 10:52 am

EYW

MEM

4h 42m1 stop

$259Delta

mar., ene. 20 - mar., ene. 27

2:00 pm - 7:40 pm

CHA

EYW

5h 40m1 stop

2:45 pm - 8:18 pm

EYW

CHA

5h 33m1 stop

$269Delta

mar., feb. 3 - mar., feb. 10

Delta flights from Tennessee to Key West

Our best Delta deals on Tennessee to Key West flight tickets

Delta

Jan 20

MEM1:39 pmMemphis

5h 01m

1 stop

EYW7:40 pmKey West

Jan 27

EYW7:10 amKey West

4h 42m

1 stop

MEM10:52 amMemphis

$259

Find similar

Delta

Feb 3

CHA3:02 pmChattanooga Lovell Field

4h 38m

1 stop

EYW7:40 pmKey West

Feb 10

EYW2:45 pmKey West

5h 33m

1 stop

CHA8:18 pmChattanooga Lovell Field

$269

Find similar

Delta

Dec 24

TYS1:58 pmKnoxville McGhee Tyson

5h 45m

1 stop

EYW7:43 pmKey West

Dec 28

EYW7:25 amKey West

6h 05m

1 stop

TYS1:30 pmKnoxville McGhee Tyson

$399

Find similar

Allegiant Air flights from Tennessee to Key West

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

Allegiant Air

Dec 28

TYS12:31 pmKnoxville McGhee Tyson

2h 11m

EYW2:42 pmKey West

Dec 31

EYW8:45 pmKey West

2h 15m

TYS11:00 pmKnoxville McGhee Tyson

$136

Find similar

Allegiant Air

Dec 19

TYS11:32 amKnoxville McGhee Tyson

2h 11m

EYW1:43 pmKey West

Dec 24

EYW8:45 pmKey West

2h 15m

TYS11:00 pmKnoxville McGhee Tyson

$147

Find similar

Allegiant Air

Dec 19

TYS4:24 pmKnoxville McGhee Tyson

22h 22m

1 stop

EYW2:46 pmKey West

Dec 24

EYW8:45 pmKey West

2h 15m

TYS11:00 pmKnoxville McGhee Tyson

$176

Find similar

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

dom. 12/28

12:31 pm-2:42 pm

Nonstop2h 11m

Key West

mié. 12/31

8:45 pm-11:00 pm

Nonstop2h 15m

$136

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

vie. 12/19

11:32 am-1:43 pm

Nonstop2h 11m

Key West

mié. 12/24

8:45 pm-11:00 pm

Nonstop2h 15m

$147

NashvilleKey West

BNA - EYW

BNAEYW

Nashville Intl

mié. 1/7

6:10 am-1:30 pm

1 stop6h 20m

Key West

jue. 1/8

12:51 pm-7:43 pm

1 stop7h 52m

$195

NashvilleKey West

BNA - EYW

BNAEYW

Nashville Intl

mié. 1/21

5:50 pm-9:26 am

1 stop14h 36m

Key West

dom. 1/25

10:06 am-8:29 am

1 stop23h 23m

$199

NashvilleKey West

BNA - EYW

BNAEYW

Nashville Intl

jue. 2/5

8:12 pm-1:30 pm

1 stop16h 18m

Key West

lun. 2/9

2:25 pm-7:25 am

1 stop18h 00m

$201

NashvilleKey West

BNA - EYW

BNAEYW

Nashville Intl

dom. 1/11

2:12 pm-1:30 pm

1 stop22h 18m

Key West

dom. 1/18

12:51 pm-7:25 am

1 stop19h 34m

$202

ChattanoogaKey West

CHA - EYW

CHAEYW

Chattanooga Lovell Field

sáb. 1/17

4:45 pm-11:56 pm

2 stops7h 11m

Key West

sáb. 1/24

6:06 am-1:44 pm

2 stops7h 38m

$249

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

sáb. 2/21

5:00 pm-10:43 pm

1 stop5h 43m

Key West

mar. 2/24

7:54 pm-11:55 pm

1 stop4h 01m

$250

MemphisKey West

MEM - EYW

MEMEYW

Memphis

mar. 1/20

1:39 pm-7:40 pm

1 stop5h 01m

Key West

mar. 1/27

7:10 am-10:52 am

1 stop4h 42m

$259

ChattanoogaKey West

CHA - EYW

CHAEYW

Chattanooga Lovell Field

mar. 2/3

2:00 pm-7:40 pm

1 stop5h 40m

Key West

mar. 2/10

2:45 pm-8:18 pm

1 stop5h 33m

$269

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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, September 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 $288. If you are unable to visit Key West during the month of September, then departing from Tennessee during the month August is also very affordable. Most momondo users find prices during this month for around $338.

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 Knoxville McGhee Tyson 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 $398 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 $211 on momondo.

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

There is only 1 cabin class 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	$105
Fastest flight time	2h 11m
Direct flights	Mon and Sat
Airports in Key West	1 airport

The best flight deal from Tennessee to Key West found on momondo in the last 72 hours is $105

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

Direct flights go from Tennessee to Key West on Monday and Saturday. There are no airlines offering direct flights.

There is 1 airport in Key West. From Tennessee there are direct flights to Key West (EYW).

Search flight deals

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 3 as of December 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 A320-100/200 (62.50% of total bookings). The next most popular plane models are Airbus A319 (35.94%) and Canadair (Bombardier) Regional Jet 700 (1.56%).

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 $81	Free Cancellation	Rating 7.2 700 reviews	Search Allegiant Air flights
Delta	PriceFrom $196	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
American Airlines	PriceFrom $242	Free Cancellation	Rating 7.2 11,051 reviews	Search American 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.