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Caribbean Islands

$217+ 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SJU
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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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 April 29, 2025.

Round-trip from

$316
(Mytrip)

One-way from

$217
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$501
From Knoxville McGhee Tyson to Caribbean Islands
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One-way flight from Knoxville McGhee Tyson to Caribbean Islands
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Highest demand for flights based on searches. 10% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 29, 2025.

This Mytrip deal was found by Cheapflights users on 4/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/113:10 pmTYS - SJU
1 stop9h 44mMultiple Airlines
Thu 6/198:24 pmSJU - TYS
1 stop11h 40mMultiple Airlines
Deal found 4/27$316
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Wed 6/113:10 pmTYS - STT
1 stop22h 48mMultiple Airlines
Thu 6/1910:47 amSTT - TYS
1 stop21h 17mMultiple Airlines
Deal found 4/28$317
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Thu 6/129:34 pmTYS - MBJ
1 stop14h 28mMultiple Airlines
Thu 6/1912:07 pmMBJ - TYS
1 stop18h 57mMultiple Airlines
Deal found 4/28$359
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/172:33 pmTYS - SJU
1 stop7h 50mDelta
Tue 7/221:06 pmSJU - TYS
1 stop10h 53mDelta
Deal found 4/28$360
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Sat 6/78:56 pmTYS - AUA
1 stop17h 44mMultiple Airlines
Sat 6/143:45 pmAUA - TYS
1 stop16h 34mMultiple Airlines
Deal found 4/28$378
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/165:45 amTYS - STT
1 stop6h 32mUnited Airlines
Thu 7/241:19 pmSTT - TYS
1 stop10h 08mUnited Airlines
Deal found 4/28$385
This American Airlines deal was found by Cheapflights users on 4/27. 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.
Sat 5/312:46 pmTYS - SJU
1 stop5h 47mAmerican Airlines
Fri 6/65:05 pmSJU - TYS
1 stop7h 19mAmerican Airlines
Deal found 4/27$400
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Thu 6/129:34 pmTYS - PUJ
1 stop16h 36mMultiple Airlines
Thu 6/193:23 pmPUJ - TYS
1 stop16h 41mMultiple Airlines
Deal found 4/28$412
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/157:05 amTYS - STT
1 stop6h 47mDelta
Thu 7/241:27 pmSTT - TYS
1 stop6h 38mDelta
Deal found 4/28$419
This American Airlines deal was found by Cheapflights users on 4/27. 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 5/197:54 pmTYS - NAS
1 stop13h 36mAmerican Airlines
Fri 5/2310:29 amNAS - TYS
1 stop10h 48mAmerican Airlines
Deal found 4/27$422
This United Airlines deal was found by Cheapflights users on 4/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/305:45 amTYS - SJU
1 stop6h 49mUnited Airlines
Sat 9/64:55 pmSJU - TYS
1 stop7h 02mUnited Airlines
Deal found 4/27$425
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 9/277:13 amTYS - STT
1 stop5h 37mAmerican Airlines
Mon 10/65:15 pmSTT - TYS
1 stop5h 57mAmerican Airlines
Deal found 4/28$442

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 April 29, 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

Wed 6/11

3:10 pm-12:54 am

1 stop9h 44m

San Juan Luis Munoz Marin Intl

Thu 6/19

8:24 pm-8:04 am

1 stop11h 40m

$316

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Wed 6/11

3:10 pm-1:58 pm

1 stop22h 48m

Saint Thomas Island Cyril E King

Thu 6/19

10:47 am-8:04 am

1 stop21h 17m

$317

KnoxvilleMontego Bay

TYS - MBJ

TYSMBJ

Knoxville McGhee Tyson

Thu 6/12

9:34 pm-11:02 am

1 stop14h 28m

Montego Bay Sangster Intl

Thu 6/19

12:07 pm-8:04 am

1 stop18h 57m

$359

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Thu 7/17

2:33 pm-10:23 pm

1 stop7h 50m

San Juan Luis Munoz Marin Intl

Tue 7/22

1:06 pm-11:59 pm

1 stop10h 53m

$360

KnoxvilleOranjestad

TYS - AUA

TYSAUA

Knoxville McGhee Tyson

Sat 6/7

8:56 pm-2:40 pm

1 stop17h 44m

Oranjestad Reina Beatrix

Sat 6/14

3:45 pm-8:19 am

1 stop16h 34m

$378

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Wed 7/16

5:45 am-12:17 pm

1 stop6h 32m

Saint Thomas Island Cyril E King

Thu 7/24

1:19 pm-11:27 pm

1 stop10h 08m

$385

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Sat 5/31

2:46 pm-8:33 pm

1 stop5h 47m

San Juan Luis Munoz Marin Intl

Fri 6/6

5:05 pm-12:24 am

1 stop7h 19m

$400

KnoxvillePunta Cana

TYS - PUJ

TYSPUJ

Knoxville McGhee Tyson

Thu 6/12

9:34 pm-2:10 pm

1 stop16h 36m

Punta Cana

Thu 6/19

3:23 pm-8:04 am

1 stop16h 41m

$412

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Tue 7/15

5:30 am-1:52 pm

1 stop8h 22m

Saint Thomas Island Cyril E King

Wed 7/23

3:02 pm-10:10 pm

1 stop7h 08m

$419

KnoxvilleNassau

TYS - NAS

TYSNAS

Knoxville McGhee Tyson

Mon 5/19

7:54 pm-9:30 am

1 stop13h 36m

Nassau Intl

Fri 5/23

10:29 am-9:17 pm

1 stop10h 48m

$422

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 32 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, September is the cheapest month in which you can book a flight from Knoxville to Caribbean Islands (average of $254). Flying from Knoxville to Caribbean Islands in December is currently the most expensive (average of $336). 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 April 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knoxville to Caribbean Islands as you normally would.

Rainfall in Caribbean Islands by month

Plan your trip to Caribbean Islands by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Caribbean Islands ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Caribbean Islands when rainfall is around 2.2 in.

Temperature in Caribbean Islands by month

Plan your trip to Caribbean Islands by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Caribbean Islands, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

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 April 29, 2025.
To help decide which airline to fly from Knoxville to Caribbean Islands, see what other customers have to say about Alaska Airlines, Delta and LATAM Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
LATAM Airlines
7.5
Good
1,766 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $217. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Knoxville to Caribbean Islands for a low price.

  • 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 - Saint Thomas Island Cyril E King 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, September is the cheapest month in which you can book a flight from Knoxville to Caribbean Islands (average of $254). Flying from Knoxville to Caribbean Islands in December is currently the most expensive (average of $336). 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 4 airlines flying from Knoxville to Caribbean Islands

Discover the top 4 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$180Average$304FlexibilityNo cancel feeOn-time62%
DeltaCheapest$298Average$641FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$310Average$597FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$362Average$666FlexibilityNo cancel feeOn-time71%

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