What is the cheapest airline that flies from Knoxville McGhee Tyson to Key West?

Delta and American Airlines are the most popular carriers operating from Knoxville McGhee Tyson to Key West

Which layover airport has the shortest travel time from Knoxville to Key West?

Flights connecting via Charlotte (CLT) have the shortest average one-way travel time: 5h 22m.

Which layover airport offers the lowest fares from Knoxville to Key West?

Flights via Miami (MIA) offer the lowest average round-trip price of $273.

What airlines fly to Key West?

Allegiant Air, American Airlines and Delta are the top three most popular airlines that fly to Key West from Knoxville according to our data. Allegiant Air is the first choice among our users, with 61% 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.

Which layover airport has the shortest connection time from Knoxville to Key West?

Charlotte (CLT) has the shortest average layover time for this route: 1h 44m.

How many flights depart from Knoxville to Key West on average per week?

As of April 2026, there are 2 flights per week flying from Knoxville to Key West. The most common day of the week flights depart is Mon, with 50% of flights taking off on this day.

Which airport is the most popular layover for flights between Knoxville and Key West?

Charlotte (CLT) was the most common stop: 63% of momondo users choosing 1-stop flights on this route connected there.

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?

As of April 2026, there are 3 operators available to choose from 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.

$65 Cheap Flights from Knoxville to Key West in 2026

Q: What is the typical price of a round-trip flight between Knoxville and Key West?

Prices are currently low for flights on this route. Typical prices usually range from $313 to $139. The lowest price recently found on this route was $65.

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8:00 am - 10:11 am

TYS

EYW

2h 11mnonstop

10:31 am - 12:46 pm

EYW

TYS

2h 15mnonstop

$65Allegiant Air

Fri, May 15 - Fri, May 22

8:00 am - 10:11 am

TYS

EYW

2h 11mnonstop

10:31 am - 12:46 pm

EYW

TYS

2h 15mnonstop

$69Allegiant Air

Fri, May 15 - Fri, May 22

8:00 am - 10:11 am

TYS

EYW

2h 11mnonstop

10:31 am - 12:46 pm

EYW

TYS

2h 15mnonstop

$74Allegiant Air

Mon, May 18 - Mon, Jun 15

8:00 am - 10:11 am

TYS

EYW

2h 11mnonstop

10:31 am - 12:46 pm

EYW

TYS

2h 15mnonstop

$78Allegiant Air

Fri, May 15 - Fri, May 22

7:30 am - 9:41 am

TYS

EYW

2h 11mnonstop

10:31 am - 12:46 pm

EYW

TYS

2h 15mnonstop

$79Allegiant Air

Fri, Jul 17 - Mon, Jul 20

8:00 am - 10:11 am

TYS

EYW

2h 11mnonstop

11:01 am - 1:16 pm

EYW

TYS

2h 15mnonstop

$84Allegiant Air

Mon, May 4 - Fri, May 8

8:00 am - 10:11 am

TYS

EYW

2h 11mnonstop

11:01 am - 1:16 pm

EYW

TYS

2h 15mnonstop

$85Allegiant Air

Mon, May 4 - Fri, May 8

8:00 am - 10:11 am

TYS

EYW

2h 11mnonstop

11:01 am - 1:16 pm

EYW

TYS

2h 15mnonstop

$96Allegiant Air

Fri, May 15 - Mon, May 18

8:00 am - 10:11 am

TYS

EYW

2h 11mnonstop

10:31 am - 12:46 pm

EYW

TYS

2h 15mnonstop

$111Allegiant Air

Mon, May 18 - Fri, May 29

8:00 am - 10:11 am

TYS

EYW

2h 11mnonstop

11:01 am - 1:16 pm

EYW

TYS

2h 15mnonstop

$118Allegiant Air

Fri, May 1 - Mon, May 4

Allegiant Air flights from Knoxville to Key West

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

Allegiant Air

May 15

TYS8:00 amKnoxville McGhee Tyson

2h 11m

EYW10:11 amKey West

May 22

EYW10:31 amKey West

2h 15m

TYS12:46 pmKnoxville McGhee Tyson

$65

Allegiant Air

May 15

TYS8:00 amKnoxville McGhee Tyson

2h 11m

EYW10:11 amKey West

May 22

EYW10:31 amKey West

2h 15m

TYS12:46 pmKnoxville McGhee Tyson

$69

Allegiant Air

May 18

TYS8:00 amKnoxville McGhee Tyson

2h 11m

EYW10:11 amKey West

Jun 15

EYW10:31 amKey West

2h 15m

TYS12:46 pmKnoxville McGhee Tyson

$74

American Airlines flights from Knoxville to Key West

Our best American Airlines deals on Knoxville to Key West flight tickets

American Airlines

May 9

TYS5:00 amKnoxville McGhee Tyson

8h 08m

2 stops

EYW1:08 pmKey West

May 13

EYW3:58 pmKey West

6h 27m

2 stops

TYS10:25 pmKnoxville McGhee Tyson

$349

American Airlines

May 8

TYS7:00 amKnoxville McGhee Tyson

9h 30m

2 stops

EYW4:30 pmKey West

May 11

EYW3:58 pmKey West

7h 57m

2 stops

TYS11:55 pmKnoxville McGhee Tyson

$409

American Airlines

May 2

TYS5:57 pmKnoxville McGhee Tyson

4h 39m

1 stop

EYW10:36 pmKey West

May 9

EYW11:35 amKey West

8h 25m

2 stops

TYS8:00 pmKnoxville McGhee Tyson

$434

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

Fri 5/15

8:00 am-10:11 am

Nonstop2h 11m

Key West

Fri 5/22

10:31 am-12:46 pm

Nonstop2h 15m

$65

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

Fri 5/15

8:00 am-10:11 am

Nonstop2h 11m

Key West

Fri 5/22

10:31 am-12:46 pm

Nonstop2h 15m

$69

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

Mon 5/18

8:00 am-10:11 am

Nonstop2h 11m

Key West

Mon 6/15

10:31 am-12:46 pm

Nonstop2h 15m

$74

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

Fri 5/15

8:00 am-10:11 am

Nonstop2h 11m

Key West

Fri 5/22

10:31 am-12:46 pm

Nonstop2h 15m

$78

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

Fri 7/17

7:30 am-9:41 am

Nonstop2h 11m

Key West

Mon 7/20

10:31 am-12:46 pm

Nonstop2h 15m

$79

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

Mon 5/4

8:00 am-10:11 am

Nonstop2h 11m

Key West

Fri 5/8

11:01 am-1:16 pm

Nonstop2h 15m

$84

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

Mon 5/4

8:00 am-10:11 am

Nonstop2h 11m

Key West

Fri 5/8

11:01 am-1:16 pm

Nonstop2h 15m

$85

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

Fri 5/15

8:00 am-10:11 am

Nonstop2h 11m

Key West

Mon 5/18

11:01 am-1:16 pm

Nonstop2h 15m

$96

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

Mon 5/18

8:00 am-10:11 am

Nonstop2h 11m

Key West

Fri 5/29

10:31 am-12:46 pm

Nonstop2h 15m

$111

KnoxvilleKey West

TYS - EYW

TYSEYW

Knoxville McGhee Tyson

Fri 5/1

8:00 am-10:11 am

Nonstop2h 11m

Key West

Mon 5/4

11:01 am-1:16 pm

Nonstop2h 15m

$118

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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Airlines

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Other information

What is the typical price of a round-trip flight between Knoxville and Key West?

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 $148.

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 Sunday, the most expensive travel day of the week, you can expect to see flight prices from Knoxville to Key West for around $155.

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 morning, with an average ticket price of $148. Departure times in the morning 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 from Knoxville 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 $232 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 $112 on momondo.

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	$88
Fastest flight time	2h 04m
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 $88

The fastest flight from Knoxville to Key West takes 2h 04m

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

Frequently asked questions about flying from Knoxville to Key West

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 04m 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?
As of April 2026, there are 3 operators available to choose from 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?
Based on momondo bookings for flights between Knoxville and Key West, the leading plane model is Airbus A320-100/200, making up 90.16% of the total bookings. Other popular models include Airbus A319 with 6.56% and Boeing 737 MAX 8 with 3.28%.
What is the most popular airline from Knoxville to Key West?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Knoxville to Key West is Allegiant Air (64% of total bookings). The next most popular airlines are American Airlines (24%) and Delta (12%).

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 Air	PriceFrom $84	Free Cancellation	Rating 7.3 707 reviews	Search Allegiant Air flights
American Airlines	PriceFrom $250	Free Cancellation	Rating 7.1 11,680 reviews	Search American Airlines flights
Delta	PriceFrom $273	Free Cancellation	Rating 7.9 8,467 reviews	Search Delta flights

Allegiant Air Flights From Knoxville to Key West
Allegiant Air flight deals from Knoxville to Key West start from $84 round-trip. Over the 2 Allegiant Air flights for this route in a normal week, average airfare is usually $147 round-trip - but some users have found much cheaper deals with momondo.

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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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Cheap flights from Knoxville to Key West from $65

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 5/15. 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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How to get the cheapest flight ticket from Knoxville to Key West

What is the typical price of a round-trip flight between Knoxville and Key West?

What is the cheapest month to fly to Key West?

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

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

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

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

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

What is the cheapest airline that flies from Knoxville McGhee Tyson to Key West?

What airlines fly to Key West?

Which airport is the most popular layover for flights between Knoxville and Key West?

Which layover airport offers the lowest fares from Knoxville to Key West?

Which layover airport has the shortest travel time from Knoxville to Key West?

Which layover airport has the shortest connection time from Knoxville to Key West?

How many flights depart from Knoxville to Key West on average per week?

When to book flights from Knoxville to Key West

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

Fastest flight time

Direct flights

Airports in Key West

Frequently asked questions about flying 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

Allegiant Air Flights From Knoxville to Key West

Traveling to a place near Key West?

Why use momondo?

An easier way to manage your Key West trip

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