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Caribbean Islands

$164+ Cheap flights from Knoxville (TYS) to Caribbean Islands

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SJU
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from Knoxville to Caribbean Islands

Cheapest flights from Knoxville to Caribbean Islands
Explore the most affordable flight options available from Knoxville to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/74:52 pmTYS - SJU
2 stops30h 57mMultiple Airlines
Sun 12/215:23 pmSJU - TYS
1 stop6h 19mMultiple Airlines
Deal found 11/1$248
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/74:52 pmTYS - SJU
2 stops30h 57mMultiple Airlines
Sun 12/144:42 pmSJU - TYS
1 stop7h 00mMultiple Airlines
Deal found 11/1$298
This Kiwi.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/219:45 pmTYS - SJU
1 stop24h 44mMultiple Airlines
Thu 11/273:59 amSJU - TYS
1 stop16h 20mMultiple Airlines
Deal found 11/3$343
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/169:54 amTYS - SJU
1 stop6h 25mMultiple Airlines
Thu 11/209:54 pmSJU - TYS
2 stops18h 59mMultiple Airlines
Deal found 11/1$357
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:12 pmTYS - SJU
1 stop19h 30mMultiple Airlines
Sun 11/237:10 amSJU - TYS
1 stop15h 53mMultiple Airlines
Deal found 11/2$368
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:00 amTYS - STT
1 stop29h 28mMultiple Airlines
Mon 1/53:23 pmSTT - TYS
1 stop26h 24mMultiple Airlines
Deal found 11/1$419
This Kiwi.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/274:27 pmTYS - PUJ
1 stop23h 23mMultiple Airlines
Sat 12/66:08 pmPUJ - TYS
2 stops28h 29mMultiple Airlines
Deal found 11/3$436
This Kiwi.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/109:45 amTYS - PUJ
1 stop26h 00mMultiple Airlines
Sun 11/1611:35 amPUJ - TYS
1 stop12h 24mMultiple Airlines
Deal found 11/3$450
This Mytrip deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/79:09 pmTYS - PUJ
2 stops16h 06mMultiple Airlines
Sun 11/911:35 amPUJ - TYS
1 stop12h 24mMultiple Airlines
Deal found 11/3$465
This Mytrip deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:23 amTYS - NAS
1 stop9h 52mMultiple Airlines
Mon 12/88:30 amNAS - TYS
1 stop13h 19mMultiple Airlines
Deal found 11/2$485
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:46 pmTYS - STT
2 stops40h 45mMultiple Airlines
Mon 1/53:23 pmSTT - TYS
1 stop26h 24mMultiple Airlines
Deal found 11/1$487
This Mytrip deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/209:23 pmTYS - STT
1 stop13h 08mMultiple Airlines
Sat 12/2712:31 pmSTT - TYS
1 stop8h 56mMultiple Airlines
Deal found 11/1$492

Cheap flight deals from Knoxville to Caribbean Islands

Keep the following information in mind while searching for Knoxville to Caribbean Islands flight deals. Data was last updated November 3, 2025.

Round-trip from

$248
(Kiwi.com)

One-way from

$164
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$555
From Knoxville McGhee Tyson to Caribbean Islands
Search Deals
One-way flight from Knoxville McGhee Tyson to Caribbean Islands
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Caribbean Islands 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, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Knoxville to Caribbean Islands that are best for you.

Fly from

Knoxville

Fly to

Caribbean Islands

Route

Depart

Return

Price

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Sun 12/7

4:52 pm-12:49 am

2 stops30h 57m

San Juan Luis Munoz Marin Intl

Sun 12/21

5:23 pm-10:42 pm

1 stop6h 19m

$248

KnoxvilleOranjestad

TYS - AUA

TYSAUA

Knoxville McGhee Tyson

Sat 1/24

5:59 pm-3:45 pm

1 stop20h 46m

Oranjestad Reina Beatrix

Sat 1/31

4:50 pm-8:39 am

1 stop16h 49m

$364

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Wed 1/7

7:41 am-6:22 pm

2 stops9h 41m

San Juan Luis Munoz Marin Intl

Wed 2/11

6:00 am-5:06 pm

1 stop12h 06m

$365

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Sat 1/24

7:11 pm-1:08 pm

1 stop16h 57m

San Juan Luis Munoz Marin Intl

Mon 2/2

6:00 am-4:54 pm

1 stop11h 54m

$365

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Sun 11/16

9:54 am-5:19 pm

1 stop6h 25m

San Juan Luis Munoz Marin Intl

Thu 11/20

11:55 am-9:30 pm

3 stops34h 35m

$377

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Wed 4/1

5:30 am-12:00 pm

1 stop6h 30m

San Juan Luis Munoz Marin Intl

Sat 4/4

6:15 am-3:06 pm

1 stop8h 51m

$405

KnoxvillePunta Cana

TYS - PUJ

TYSPUJ

Knoxville McGhee Tyson

Sun 1/18

9:00 am-6:50 pm

1 stop8h 50m

Punta Cana

Tue 1/20

7:30 pm-3:57 pm

2 stops21h 27m

$432

KnoxvillePunta Cana

TYS - PUJ

TYSPUJ

Knoxville McGhee Tyson

Thu 11/27

4:27 pm-4:50 pm

1 stop23h 23m

Punta Cana

Sat 12/6

6:08 pm-9:37 pm

2 stops28h 29m

$436

KnoxvilleNassau

TYS - NAS

TYSNAS

Knoxville McGhee Tyson

Sun 2/22

8:22 am-4:45 pm

1 stop8h 23m

Nassau Intl

Thu 2/26

1:30 pm-8:47 pm

1 stop7h 17m

$447

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Sat 1/24

5:59 pm-11:05 am

2 stops16h 06m

San Juan Luis Munoz Marin Intl

Mon 2/2

6:00 am-10:28 pm

2 stops17h 28m

$447

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 43 results
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Best time to book a flight from Knoxville to Caribbean Islands

Have a flexible travel schedule? Discover the best time to fly to Caribbean Islands from Knoxville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Caribbean Islands

What is the cheapest month to book a flight from Knoxville to Caribbean Islands?

Currently, August is the cheapest month in which you can book a flight from Knoxville to Caribbean Islands (average of $86). Flying from Knoxville to Caribbean Islands in May is currently the most expensive (average of $346). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TYS to EPX?

Find hourly flight availability from Knoxville to Caribbean Islands. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

One of the essential ways to save on airfare from Knoxville to Caribbean Islands is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 31% on airfare.

What is the cheapest day to fly from Knoxville to Caribbean Islands?

Use this chart to determine the cheapest time to fly round-trip from Knoxville to Caribbean Islands. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Knoxville to Caribbean Islands flight should consider departing on Thursday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Caribbean Islands

Get insights into the airlines that provide service to Caribbean Islands. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Caribbean Islands. Reviews last updated November 3, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Knoxville to Caribbean Islands have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
United Airlines
7.4
Good
8,997 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
American Airlines
7.2
Good
11,038 reviews
Delta
7.9
Good
8,002 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Caribbean Islands. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Knoxville to Caribbean Islands?

    If you book a flight to Caribbean Islands from Knoxville, you will be flying from McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 11.3 mi from the center of Knoxville.

  • How long is the flight from Knoxville to Caribbean Islands?

    There are many flights that can get you from Knoxville to Caribbean Islands in 6h 30m. Fly via American Airlines or Delta to get the fastest option. There are 1625 mi between Knoxville and Caribbean Islands. This flight may include one or multiple stops.

  • What are the most popular routes from Knoxville to Caribbean Islands?

    The most popular flight routes from Knoxville to Caribbean Islands are Knoxville McGhee Tyson - San Juan Luis Munoz Marin Intl, Knoxville McGhee Tyson - Oranjestad Reina Beatrix and Knoxville McGhee Tyson - Montego Bay Sangster Intl.

  • Can I find deals for flights from Knoxville to Caribbean Islands that include hotel bookings?

    Yes. In addition to deals on Knoxville to Caribbean Islands flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Caribbean Islands?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Caribbean Islands.

  • Can I find deals for business class flights from Knoxville to Caribbean Islands?

    Yes. Cheapflights offers flight deals from Knoxville to Caribbean Islands by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Knoxville to Caribbean Islands?

    Currently, August is the cheapest month in which you can book a flight from Knoxville to Caribbean Islands (average of $86). Flying from Knoxville to Caribbean Islands in May is currently the most expensive (average of $346). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from Knoxville to Caribbean Islands

Discover the top 3 airlines that operate flights from Knoxville to Caribbean Islands. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$334Average$644FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$365Average$663FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$435Average$687FlexibilityNo cancel feeOn-time69%

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