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$233+ Cheap flights from Knoxville (TYS) to Caribbean

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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SJU
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Knoxville to Caribbean

Keep the following information in mind while searching for Knoxville to Caribbean flight deals. Data was last updated July 29, 2025.

Round-trip from

$337
(Mytrip)

One-way from

$233
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$525
From Knoxville McGhee Tyson to Caribbean
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One-way flight from Knoxville McGhee Tyson to Caribbean
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Highest demand for flights based on searches. 8% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Knoxville to Caribbean

Cheapest flights from Knoxville to Caribbean
Explore the most affordable flight options available from Knoxville to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Mytrip deal was found by Cheapflights users on 7/29. 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 9/198:49 pmTYS - SJU
2 stops17h 22mMultiple Airlines
Fri 9/263:19 pmSJU - TYS
2 stops18h 59mMultiple Airlines
Deal found 7/29$273
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:10 amTYS - SJU
1 stop12h 05mAmerican Airlines
Fri 10/34:43 pmSJU - TYS
1 stop6h 20mAmerican Airlines
Deal found 7/27$365
This Mytrip deal was found by Cheapflights users on 7/28. 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.
Sun 9/217:35 pmTYS - STT
2 stops19h 42mMultiple Airlines
Fri 9/264:24 pmSTT - TYS
2 stops17h 54mMultiple Airlines
Deal found 7/28$373
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 9/134:31 pmTYS - PUJ
1 stop21h 43mMultiple Airlines
Sat 9/203:19 pmPUJ - TYS
1 stop19h 59mMultiple Airlines
Deal found 7/28$388
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 10/38:54 pmTYS - MBJ
1 stop15h 11mMultiple Airlines
Tue 10/712:10 pmMBJ - TYS
1 stop26h 26mMultiple Airlines
Deal found 7/28$463
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/275:45 amTYS - STT
1 stop7h 48mDelta
Mon 10/62:49 pmSTT - TYS
1 stop7h 07mDelta
Deal found 7/29$479
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/58:31 pmTYS - NAS
1 stop13h 29mAmerican Airlines
Fri 10/1011:00 amNAS - TYS
1 stop12h 50mAmerican Airlines
Deal found 7/28$484
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/288:24 pmTYS - PUJ
1 stop16h 10mAmerican Airlines
Wed 12/31:55 pmPUJ - TYS
1 stop8h 34mAmerican Airlines
Deal found 7/27$496
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:01 amTYS - GCM
1 stop4h 45mAmerican Airlines
Thu 12/118:30 amGCM - TYS
1 stop14h 50mAmerican Airlines
Deal found 7/29$505
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/246:10 amTYS - STT
1 stop6h 40mAmerican Airlines
Mon 9/291:40 pmSTT - TYS
1 stop10h 10mAmerican Airlines
Deal found 7/28$527
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:20 pmTYS - MBJ
1 stop15h 50mAmerican Airlines
Sat 12/131:35 pmMBJ - TYS
1 stop10h 30mAmerican Airlines
Deal found 7/27$540
This Mytrip deal was found by Cheapflights users on 7/28. 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.
Sun 10/54:23 pmTYS - NAS
2 stops22h 22mMultiple Airlines
Fri 10/1011:30 amNAS - TYS
1 stop8h 24mMultiple Airlines
Deal found 7/28$541

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Caribbean 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 July 29, 2025.
Use the filters below to find and compare flights from Knoxville to Caribbean that are best for you.

Fly from

Knoxville

Fly to

Caribbean

Route

Depart

Return

Price

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Thu 9/18

7:35 pm-2:11 pm

2 stops18h 36m

San Juan Luis Munoz Marin Intl

Sat 9/20

1:59 am-11:18 am

2 stops9h 19m

$337

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Fri 9/26

5:05 am-6:15 pm

2 stops13h 10m

San Juan Luis Munoz Marin Intl

Fri 10/3

4:43 pm-11:03 pm

1 stop6h 20m

$365

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Sun 9/21

7:35 pm-3:17 pm

2 stops19h 42m

Saint Thomas Island Cyril E King

Fri 9/26

4:24 pm-10:18 am

2 stops17h 54m

$373

KnoxvillePunta Cana

TYS - PUJ

TYSPUJ

Knoxville McGhee Tyson

Sat 9/13

4:31 pm-2:14 pm

1 stop21h 43m

Punta Cana

Sat 9/20

3:19 pm-11:18 am

1 stop19h 59m

$388

KnoxvilleNassau

TYS - NAS

TYSNAS

Knoxville McGhee Tyson

Wed 1/7

5:59 am-11:00 am

1 stop5h 01m

Nassau Intl

Sun 1/11

12:26 pm-6:40 pm

1 stop6h 14m

$457

KnoxvilleMontego Bay

TYS - MBJ

TYSMBJ

Knoxville McGhee Tyson

Fri 10/3

8:54 pm-11:05 am

1 stop15h 11m

Montego Bay Sangster Intl

Tue 10/7

12:10 pm-3:36 pm

1 stop26h 26m

$463

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Sat 9/27

5:45 am-1:33 pm

1 stop7h 48m

Saint Thomas Island Cyril E King

Mon 10/6

2:49 pm-9:56 pm

1 stop7h 07m

$479

KnoxvillePunta Cana

TYS - PUJ

TYSPUJ

Knoxville McGhee Tyson

Fri 11/28

8:24 pm-1:34 pm

1 stop16h 10m

Punta Cana

Wed 12/3

1:55 pm-9:29 pm

1 stop8h 34m

$496

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Wed 1/21

8:24 pm-11:50 am

1 stop14h 26m

Saint Thomas Island Cyril E King

Sat 1/31

6:35 pm-10:30 am

2 stops16h 55m

$504

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Sat 10/4

7:15 am-3:42 pm

1 stop8h 27m

San Juan Luis Munoz Marin Intl

Sat 10/11

2:55 pm-11:43 pm

1 stop8h 48m

$505

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 37 results
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Best time to book a flight from Knoxville to Caribbean

Have a flexible travel schedule? Discover the best time to fly to Caribbean 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

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

Currently, September is the cheapest month in which you can book a flight from Knoxville to Caribbean (average of $254). Flying from Knoxville to Caribbean in June is currently the most expensive (average of $339). 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 CB?

Find hourly flight availability from Knoxville to Caribbean. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

When flying from Knoxville to Caribbean, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Caribbean

Get insights into the airlines that provide service to Caribbean. 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. Reviews last updated July 29, 2025.
Get a feel of what it's like to fly with Delta, LATAM Airlines, and United Airlines from Knoxville to Caribbean by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,821 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,973 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Caribbean. 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?

    Most people fly from Knoxville McGhee Tyson (TYS) if they book a flight from Knoxville to Caribbean. Knoxville McGhee Tyson is conveniently located just 11.3 mi from Knoxville’s city center.

  • What are the cheapest airlines to fly from Knoxville to Caribbean one-way?

    One-way options have recently been found by users for as low as $233 on American Airlines. Other airlines that offer cheap prices include United Airlines from $318 and Delta from $334 one-way.

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

    Most travelers choose Knoxville McGhee Tyson - Saint Thomas Island Cyril E King, Knoxville McGhee Tyson - San Juan Luis Munoz Marin Intl or Knoxville McGhee Tyson - Montego Bay Sangster Intl when deciding on the best route from Knoxville to Caribbean.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Caribbean 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?

    Currently, September is the cheapest month in which you can book a flight from Knoxville to Caribbean (average of $254). Flying from Knoxville to Caribbean in June is currently the most expensive (average of $339). 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

Discover the top 3 airlines that operate flights from Knoxville to Caribbean. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$299Average$634FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$353Average$630FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$365Average$672FlexibilityNo cancel feeOn-time71%

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