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Cheap flights from Knoxville to Key West from $95

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Key West departing on 3/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
8:00 am - 10:11 am
TYS
-
EYW
2h 11mnonstop
Allegiant Air Logo
11:01 am - 1:16 pm
EYW
-
TYS
2h 15mnonstop
$95Allegiant Air
lun., mar. 2 - vie., mar. 6
Allegiant Air Logo
2:40 pm - 4:51 pm
TYS
-
EYW
2h 11mnonstop
Allegiant Air Logo
5:41 pm - 7:56 pm
EYW
-
TYS
2h 15mnonstop
$125Allegiant Air
vie., ene. 16 - vie., ene. 23
Allegiant Air Logo
2:40 pm - 4:51 pm
TYS
-
EYW
2h 11mnonstop
Allegiant Air Logo
5:41 pm - 7:56 pm
EYW
-
TYS
2h 15mnonstop
$141Allegiant Air
vie., ene. 23 - lun., ene. 26
Allegiant Air Logo
8:00 am - 10:11 am
TYS
-
EYW
2h 11mnonstop
Allegiant Air Logo
11:01 am - 1:16 pm
EYW
-
TYS
2h 15mnonstop
$160Allegiant Air
lun., mar. 16 - lun., mar. 23
Multiple Airlines Logo
8:00 am - 10:11 am
TYS
-
EYW
2h 11mnonstop
Multiple Airlines Logo
11:01 am - 10:01 pm
EYW
-
TYS
11h 00m1 stop
$165Multiple Airlines
lun., mar. 2 - jue., mar. 5
Allegiant Air Logo
8:00 am - 10:11 am
TYS
-
EYW
2h 11mnonstop
Allegiant Air Logo
11:01 am - 1:16 pm
EYW
-
TYS
2h 15mnonstop
$168Allegiant Air
lun., mar. 16 - lun., mar. 23
Allegiant Air Logo
12:58 pm - 9:11 pm
TYS
-
EYW
8h 13m1 stop
Allegiant Air Logo
5:41 pm - 7:56 pm
EYW
-
TYS
2h 15mnonstop
$169Allegiant Air
lun., ene. 5 - vie., ene. 9
Allegiant Air Logo
8:00 am - 10:11 am
TYS
-
EYW
2h 11mnonstop
Allegiant Air Logo
3:43 pm - 11:32 pm
EYW
-
TYS
7h 49m1 stop
$176Allegiant Air
lun., mar. 2 - vie., mar. 6
Multiple Airlines Logo
1:52 pm - 10:21 am
TYS
-
EYW
20h 29m1 stop
Multiple Airlines Logo
11:01 am - 1:16 pm
EYW
-
TYS
2h 15mnonstop
$178Multiple Airlines
sáb., feb. 28 - vie., mar. 6
Multiple Airlines Logo
7:00 am - 9:09 am
TYS
-
EYW
26h 09m1 stop
Multiple Airlines Logo
11:01 am - 1:16 pm
EYW
-
TYS
2h 15mnonstop
$184Multiple Airlines
dom., mar. 1 - vie., mar. 6

American Airlines flights from Knoxville to Key West

Our best American Airlines deals on Knoxville to Key West flight tickets
American Airlines
Feb 21
TYS5:00 pmKnoxville McGhee Tyson
5h 43m
1 stop
EYW10:43 pmKey West
Feb 24
EYW7:54 pmKey West
4h 01m
1 stop
TYS11:55 pmKnoxville McGhee Tyson
$250
Find similar
American Airlines
Feb 21
TYS2:53 pmKnoxville McGhee Tyson
8h 01m
2 stops
EYW10:54 pmKey West
Feb 24
EYW7:54 pmKey West
4h 01m
1 stop
TYS11:55 pmKnoxville McGhee Tyson
$255
Find similar
American Airlines
Feb 19
TYS4:15 pmKnoxville McGhee Tyson
6h 28m
1 stop
EYW10:43 pmKey West
Feb 23
EYW7:54 pmKey West
4h 01m
1 stop
TYS11:55 pmKnoxville McGhee Tyson
$269
Find similar

Allegiant Air flights from Knoxville to Key West

Our best Allegiant Air deals on Knoxville to Key West flight tickets
Allegiant Air
Mar 2
TYS8:00 amKnoxville McGhee Tyson
2h 11m
EYW10:11 amKey West
Mar 6
EYW11:01 amKey West
2h 15m
TYS1:16 pmKnoxville McGhee Tyson
$95
Find similar
Allegiant Air
Dec 22
TYS11:32 amKnoxville McGhee Tyson
2h 11m
EYW1:43 pmKey West
Dec 24
EYW8:45 pmKey West
2h 15m
TYS11:00 pmKnoxville McGhee Tyson
$101
Find similar
Allegiant Air
Jan 16
TYS2:40 pmKnoxville McGhee Tyson
2h 11m
EYW4:51 pmKey West
Jan 23
EYW5:41 pmKey West
2h 15m
TYS7:56 pmKnoxville McGhee Tyson
$125
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Key West 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, momondo users made 832,500 searches. Data last updated diciembre 16, 2025.
Use the filters below to find and compare flights from Knoxville to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

lun. 3/2

8:00 am-10:11 am

Nonstop2h 11m

Key West

vie. 3/6

11:01 am-1:16 pm

Nonstop2h 15m

$95

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

vie. 1/16

2:40 pm-4:51 pm

Nonstop2h 11m

Key West

vie. 1/23

5:41 pm-7:56 pm

Nonstop2h 15m

$125

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

vie. 1/23

2:40 pm-4:51 pm

Nonstop2h 11m

Key West

lun. 1/26

5:41 pm-7:56 pm

Nonstop2h 15m

$141

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

lun. 3/16

8:00 am-10:11 am

Nonstop2h 11m

Key West

lun. 3/23

11:01 am-1:16 pm

Nonstop2h 15m

$160

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

lun. 3/2

8:00 am-10:11 am

Nonstop2h 11m

Key West

jue. 3/5

11:01 am-10:01 pm

1 stop11h 00m

$165

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

lun. 3/16

8:00 am-10:11 am

Nonstop2h 11m

Key West

lun. 3/23

11:01 am-1:16 pm

Nonstop2h 15m

$168

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

lun. 1/5

12:58 pm-9:11 pm

1 stop8h 13m

Key West

vie. 1/9

5:41 pm-7:56 pm

Nonstop2h 15m

$169

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

lun. 3/2

8:00 am-10:11 am

Nonstop2h 11m

Key West

vie. 3/6

3:43 pm-11:32 pm

1 stop7h 49m

$176

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

sáb. 2/28

1:52 pm-10:21 am

1 stop20h 29m

Key West

vie. 3/6

11:01 am-1:16 pm

Nonstop2h 15m

$178

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

dom. 3/1

7:00 am-9:09 am

1 stop26h 09m

Key West

vie. 3/6

11:01 am-1:16 pm

Nonstop2h 15m

$184

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Key West from

How to get the cheapest flight ticket from Knoxville 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

What is the cheapest month to fly to Key West?

In general, November is the cheapest month to fly from Knoxville to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $126. If you are unable to visit Key West during the month of November, then departing from Knoxville during the month October is also very affordable. Most momondo users find prices during this month for around $155.

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 Knoxville is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $115. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Knoxville to Key West for around $523.

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 in the afternoon. momondo users have found flights departing from Knoxville to Key West in the afternoon for as low as $109. 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 evening, with an average ticket price of $461. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Knoxville McGhee Tyson to Key West flight route?

Fly from Knoxville McGhee Tyson to Key West for the best Knoxville McGhee Tyson - 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 Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $290 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Knoxville for as low as $136 on momondo.

What cabin class options are available on Knoxville McGhee Tyson to Key West flights?

There is only 1 cabin class available to choose from on Knoxville McGhee Tyson to Key West flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Knoxville to Key West flights?

No. A direct flight is the cheapest option for a flight between Knoxville to Key West.

When to book flights from Knoxville to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Key West according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Key West (TYS to EYW) flight deals and tips

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

Best Price Found

$105

Fastest flight time

2h 11m

Direct flights

Tue and Sat

Airports in Key West

1 airport
The best flight deal from Knoxville to Key West found on momondo in the last 72 hours is $105
The fastest flight from Knoxville to Key West takes 2h 11m
Direct flights go from Knoxville to Key West on Tuesday and Saturday. There are no airlines offering direct flights.
There is 1 airport in Key West. From Knoxville there are direct flights to Key West (EYW).
Search flight deals

  • How far is Knoxville McGhee Tyson to Key West by plane?

    Knoxville McGhee Tyson and Key West are 797.5 mi apart from one another. Typically, this will take 2h 11m by plane in normal conditions.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Key West Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Key West Airport refresh daily.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Key West Airport?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Key West Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Key West Airport.

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

    The required travel and health documents for your Key West Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Key West Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Knoxville to Key West?

  • What is the most popular airline from Knoxville to Key West?

Best airlines flying from Knoxville to Key West

Compare and see reviews for airlines that fly from Knoxville to Key West with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $81Free CancellationRating
7.2
700 reviews
Search Allegiant Air flights
American AirlinesPriceFrom $248Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights
DeltaPriceFrom $258Free CancellationRating
7.9
8,009 reviews
Search Delta flights

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Big Pine Key
Little Torch Key

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Key West from Knoxville.

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

Flights from Knoxville to Key West with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Knoxville to Key West.

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

Yes. momondo can track prices for Knoxville to Key West flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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