What airlines fly to Caribbean?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Caribbean from Knoxville according to our data. American Airlines is the first choice among our users, with 79% of people opting to fly with this airline when traveling to Caribbean. Keep in mind that there are 5 different airlines that fly to Caribbean on a routine basis, so you have a few additional options to choose from.

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

American Airlines, Delta, and United Airlines are the most popular carriers operating from Knoxville McGhee Tyson to Caribbean

When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Caribbean?

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

How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Caribbean?

As of July 2026, there are 4 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Caribbean.

How old do you have to be to fly from Knoxville McGhee Tyson Airport to Caribbean?

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 Caribbean.

What documentation or ID do you need to fly to Caribbean?

The required travel and health documents for your Caribbean 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 Caribbean. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$207 Cheap Flights from Knoxville to Caribbean in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Knoxville to Caribbean

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:55 pm - 2:59 am

TYS

SJU

13h 04m

1 stop

6:44 am - 6:35 pm

SJU

TYS

11h 51m

1 stop

$263Multiple Airlines

Mon, Aug 24 - Fri, Aug 28

12:50 pm - 1:41 pm

TYS

SJU

24h 51m

1 stop

6:26 am - 10:24 pm

SJU

TYS

15h 58m

1 stop

$286Multiple Airlines

Fri, Aug 7 - Fri, Aug 14

2:38 pm - 9:59 pm

TYS

SJU

7h 21m

1 stop

7:30 am - 1:40 pm

SJU

TYS

6h 10m

1 stop

$346Delta

Tue, Oct 6 - Thu, Oct 8

12:45 pm - 6:10 pm

TYS

SJU

5h 25m

1 stop

6:30 am - 6:35 pm

SJU

TYS

12h 05m

2 stops

$373Southwest

Tue, Sep 15 - Mon, Sep 21

8:05 am - 7:00 pm

TYS

SJU

10h 55m

2 stops

6:30 am - 6:35 pm

SJU

TYS

12h 05m

2 stops

$373Southwest

Tue, Sep 15 - Mon, Sep 21

4:38 pm - 10:29 pm

TYS

SJU

5h 51m

1 stop

12:56 pm - 8:10 pm

SJU

TYS

7h 14m

1 stop

$401Delta

Wed, Sep 2 - Sun, Sep 6

7:11 pm - 3:56 pm

TYS

STT

19h 45m

2 stops

6:39 pm - 9:42 am

STT

TYS

16h 03m

2 stops

$418American Airlines

Thu, Jan 21 - Sun, Jan 31

7:11 pm - 3:56 pm

TYS

STT

19h 45m

2 stops

6:39 pm - 9:42 am

STT

TYS

16h 03m

2 stops

$418American Airlines

Thu, Jan 21 - Sun, Jan 31

5:45 am - 12:58 pm

TYS

STT

7h 13m

1 stop

4:45 pm - 11:59 pm

STT

TYS

7h 14m

1 stop

$482United Airlines

Sat, Sep 26 - Sat, Oct 3

5:45 am - 12:58 pm

TYS

STT

7h 13m

1 stop

4:45 pm - 11:59 pm

STT

TYS

7h 14m

1 stop

$492United Airlines

Sat, Sep 26 - Sat, Oct 3

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United Airlines flights from Knoxville to Caribbean

Our best United Airlines deals on Knoxville to Caribbean flight tickets

United Airlines

Sep 15

TYS7:15 amKnoxville McGhee Tyson

7h 57m

1 stop

SJU3:12 pmSan Juan Luis Munoz Marin Intl

Sep 21

SJU4:55 pmSan Juan Luis Munoz Marin Intl

7h 04m

1 stop

TYS11:59 pmKnoxville McGhee Tyson

$356

United Airlines

Sep 26

TYS5:45 amKnoxville McGhee Tyson

7h 13m

1 stop

STT12:58 pmSaint Thomas Island Cyril E King

Oct 3

STT4:45 pmSaint Thomas Island Cyril E King

7h 14m

1 stop

TYS11:59 pmKnoxville McGhee Tyson

$492

United Airlines

Oct 24

TYS7:15 amKnoxville McGhee Tyson

7h 15m

1 stop

MBJ1:30 pmMontego Bay Sangster Intl

Oct 27

MBJ2:20 pmMontego Bay Sangster Intl

18h 30m

2 stops

TYS9:50 amKnoxville McGhee Tyson

$582

Southwest flights from Knoxville to Caribbean

Our best Southwest deals on Knoxville to Caribbean flight tickets

Southwest

Sep 15

TYS12:45 pmKnoxville McGhee Tyson

5h 25m

1 stop

SJU6:10 pmSan Juan Luis Munoz Marin Intl

Sep 21

SJU6:30 amSan Juan Luis Munoz Marin Intl

12h 05m

2 stops

TYS6:35 pmKnoxville McGhee Tyson

$373

Southwest

Sep 15

TYS8:05 amKnoxville McGhee Tyson

11h 00m

2 stops

SJU7:05 pmSan Juan Luis Munoz Marin Intl

Sep 21

SJU5:30 amSan Juan Luis Munoz Marin Intl

11h 40m

2 stops

TYS5:10 pmKnoxville McGhee Tyson

$384

Southwest

Jul 28

TYS8:10 amKnoxville McGhee Tyson

10h 25m

2 stops

NAS6:35 pmNassau Intl

Jul 30

NAS8:45 amNassau Intl

12h 30m

2 stops

TYS9:15 pmKnoxville McGhee Tyson

$526

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Mon 8/24

1:55 pm-2:59 am

1 stop13h 04m

San Juan Luis Munoz Marin Intl

Fri 8/28

6:44 am-6:35 pm

1 stop11h 51m

$263

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Fri 8/7

12:50 pm-1:41 pm

1 stop24h 51m

San Juan Luis Munoz Marin Intl

Fri 8/14

6:26 am-10:24 pm

1 stop15h 58m

$286

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Tue 10/6

2:38 pm-9:59 pm

1 stop7h 21m

San Juan Luis Munoz Marin Intl

Thu 10/8

7:30 am-1:40 pm

1 stop6h 10m

$346

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Tue 9/15

12:45 pm-6:10 pm

1 stop5h 25m

San Juan Luis Munoz Marin Intl

Mon 9/21

6:30 am-6:35 pm

2 stops12h 05m

$373

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Tue 9/15

8:05 am-7:00 pm

2 stops10h 55m

San Juan Luis Munoz Marin Intl

Mon 9/21

6:30 am-6:35 pm

2 stops12h 05m

$373

Quickest round-trip

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Wed 9/2

4:38 pm-10:29 pm

1 stop5h 51m

San Juan Luis Munoz Marin Intl

Sun 9/6

12:56 pm-8:10 pm

1 stop7h 14m

$401

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Thu 1/21

7:11 pm-3:56 pm

2 stops19h 45m

Saint Thomas Island Cyril E King

Sun 1/31

6:39 pm-9:42 am

2 stops16h 03m

$418

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Thu 1/21

7:11 pm-3:56 pm

2 stops19h 45m

Saint Thomas Island Cyril E King

Sun 1/31

6:39 pm-9:42 am

2 stops16h 03m

$418

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Sat 9/26

5:45 am-12:58 pm

1 stop7h 13m

Saint Thomas Island Cyril E King

Sat 10/3

4:45 pm-11:59 pm

1 stop7h 14m

$482

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Sat 9/26

5:45 am-12:58 pm

1 stop7h 13m

Saint Thomas Island Cyril E King

Sat 10/3

4:45 pm-11:59 pm

1 stop7h 14m

$492

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 Knoxville to Caribbean

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

What is the cheapest month to fly to Caribbean?

In general, September is the cheapest month to fly from Knoxville to Caribbean. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $543. If you don’t want to visit Caribbean in September, then you should wait until February to fly from Knoxville, when ticket prices are also cheap, with an average price of $558.

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

You are more likely to see cheaper flights to Caribbean from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to Caribbean for around $565 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Caribbean from Knoxville for as low as $365 on momondo.

Can stopping save me money on Knoxville to Caribbean flights?

You could potentially save up to 44% on your flight if you consider stops on a Knoxville to Caribbean flight.

Cheap Knoxville to Caribbean flight deals and tips

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

Fastest flight time	4h 25m
Direct flights	None

The fastest flight from Knoxville to Caribbean takes 4h 25m

There are no direct flights from Knoxville to Caribbean. There are no popular flight routes from Knoxville to Caribbean.

Search flight deals

Frequently asked questions about flying from Knoxville to Caribbean

When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Caribbean?
Prices for flights from Knoxville McGhee Tyson Airport to Caribbean refresh daily.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Caribbean?
As of July 2026, there are 4 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Caribbean.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Caribbean?
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 Caribbean.
What documentation or ID do you need to fly to Caribbean?
The required travel and health documents for your Caribbean 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 Caribbean. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Knoxville to Caribbean

Compare and see reviews for airlines that fly from Knoxville to Caribbean with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $352	Free Cancellation	Rating 7.8 8,482 reviews	Search Delta flights
Southwest	PriceFrom $376	Free Cancellation	Rating 8.0 4,228 reviews	Search Southwest flights
American Airlines	PriceFrom $385	Free Cancellation	Rating 7.1 11,836 reviews	Search American Airlines flights
United Airlines	PriceFrom $500	Free Cancellation	Rating 7.4 10,041 reviews	Search United Airlines flights

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Caribbean from Knoxville which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Knoxville to Caribbean?

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

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

If you are not ready to book a flight from Knoxville to Caribbean now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Caribbean and let you know when they change.