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Cheap flights from Knoxville to Caribbean from $152

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Caribbean departing on 9/19. 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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0 bags

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Find the cheapest flights from Knoxville to Caribbean

Cheap round-trip flights

Logo
11:23 am - 9:56 amTYS-STT
22h 33m1 stop
Logo
11:01 am - 10:33 amSTT-TYS
23h 32m1 stop
$322
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Tue, Oct 7 - Mon, Oct 13
Logo
7:30 am - 8:56 pmTYS-SJU
13h 26m2 stops
Logo
6:44 am - 8:15 pmSJU-TYS
13h 31m1 stop
$334
Find Deal
Tue, Sep 23 - Sat, Sep 27
American Airlines Logo
8:24 pm - 11:45 amTYS-SJU
14h 21m1 stop
American Airlines Logo
6:45 am - 3:23 pmSJU-TYS
9h 38m1 stop
$390American Airlines
Find Deal
Sat, Jan 31 - Sat, Feb 7
American Airlines Logo
6:00 am - 2:15 pmTYS-SJU
8h 15m1 stop
American Airlines Logo
1:37 pm - 11:50 pmSJU-TYS
10h 13m1 stop
$405American Airlines
Find Deal
Fri, Sep 26 - Wed, Oct 1
United Airlines Logo
7:15 am - 3:42 pmTYS-SJU
8h 27m1 stop
United Airlines Logo
7:00 am - 6:10 pmSJU-TYS
11h 10m1 stop
$455United Airlines
Find Deal
Fri, Oct 3 - Fri, Oct 10
United Airlines Logo
5:45 am - 11:57 pmTYS-SJU
18h 12m2 stops
United Airlines Logo
1:05 am - 2:45 pmSJU-TYS
13h 40m2 stops
$501United Airlines
Find Deal
Tue, Sep 23 - Fri, Sep 26
Delta Logo
5:45 am - 2:45 pmTYS-STT
9h 00m1 stop
Delta Logo
2:49 pm - 11:46 pmSTT-TYS
8h 57m1 stop
$514Delta
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Sat, Sep 27 - Mon, Oct 6
Delta Logo
5:00 pm - 12:35 pmTYS-AUA
18h 35m2 stops
Delta Logo
1:50 pm - 11:12 amAUA-TYS
22h 22m2 stops
$539Delta
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Sun, Feb 1 - Wed, Feb 11
Air Canada Logo
7:26 pm - 5:30 pmTYS-NAS
22h 04m2 stops
Air Canada Logo
6:30 pm - 11:52 pmNAS-TYS
29h 22m2 stops
$1,237Air Canada
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Tue, Oct 21 - Fri, Oct 24
Air Canada Logo
5:53 pm - 5:30 pmTYS-NAS
23h 37m2 stops
Air Canada Logo
6:30 pm - 5:18 pmNAS-TYS
22h 48m2 stops
$1,649Air Canada
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Sat, Oct 4 - Sun, Oct 12

United Airlines flights from Knoxville to Caribbean

Our best United Airlines deals on Knoxville to Caribbean flight tickets
United Airlines
Oct 3
TYS7:15 amKnoxville McGhee Tyson
8h 27m
1 stop
SJU3:42 pmSan Juan Luis Munoz Marin Intl
Oct 10
SJU7:00 amSan Juan Luis Munoz Marin Intl
11h 10m
1 stop
TYS6:10 pmKnoxville McGhee Tyson
$455
Find similar
United Airlines
Sep 23
TYS5:45 amKnoxville McGhee Tyson
18h 12m
2 stops
SJU11:57 pmSan Juan Luis Munoz Marin Intl
Sep 26
SJU1:05 amSan Juan Luis Munoz Marin Intl
13h 40m
2 stops
TYS2:45 pmKnoxville McGhee Tyson
$501
Find similar
United Airlines
Oct 3
TYS7:00 amKnoxville McGhee Tyson
16h 57m
2 stops
SJU11:57 pmSan Juan Luis Munoz Marin Intl
Oct 10
SJU7:00 amSan Juan Luis Munoz Marin Intl
11h 10m
1 stop
TYS6:10 pmKnoxville McGhee Tyson
$575
Find similar

American Airlines flights from Knoxville to Caribbean

Our best American Airlines deals on Knoxville to Caribbean flight tickets
American Airlines
Jan 31
TYS8:24 pmKnoxville McGhee Tyson
14h 21m
1 stop
SJU11:45 amSan Juan Luis Munoz Marin Intl
Feb 7
SJU6:45 amSan Juan Luis Munoz Marin Intl
9h 38m
1 stop
TYS3:23 pmKnoxville McGhee Tyson
$390
Find similar
American Airlines
Sep 26
TYS6:00 amKnoxville McGhee Tyson
8h 15m
1 stop
SJU2:15 pmSan Juan Luis Munoz Marin Intl
Oct 1
SJU1:37 pmSan Juan Luis Munoz Marin Intl
10h 13m
1 stop
TYS11:50 pmKnoxville McGhee Tyson
$405
Find similar
American Airlines
Oct 2
TYS6:30 amKnoxville McGhee Tyson
8h 29m
1 stop
SJU2:59 pmSan Juan Luis Munoz Marin Intl
Oct 7
SJU3:34 pmSan Juan Luis Munoz Marin Intl
8h 49m
1 stop
TYS12:23 amKnoxville McGhee Tyson
$413
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 21, 2025.
Use the filters below to find and compare flights from Knoxville to Caribbean that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Tue 10/7

11:23 am-9:56 am

1 stop22h 33m

Saint Thomas Island Cyril E King

Mon 10/13

11:01 am-10:33 am

1 stop23h 32m

$322

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Tue 9/23

7:30 am-8:56 pm

2 stops13h 26m

San Juan Luis Munoz Marin Intl

Sat 9/27

6:44 am-8:15 pm

1 stop13h 31m

$334

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Sat 1/31

8:24 pm-11:45 am

1 stop14h 21m

San Juan Luis Munoz Marin Intl

Sat 2/7

6:45 am-3:23 pm

1 stop9h 38m

$390

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Fri 9/26

6:00 am-2:15 pm

1 stop8h 15m

San Juan Luis Munoz Marin Intl

Wed 10/1

1:37 pm-11:50 pm

1 stop10h 13m

$405

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Fri 10/3

7:15 am-3:42 pm

1 stop8h 27m

San Juan Luis Munoz Marin Intl

Fri 10/10

7:00 am-6:10 pm

1 stop11h 10m

$455

KnoxvilleSan Juan

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Tue 9/23

5:45 am-11:57 pm

2 stops18h 12m

San Juan Luis Munoz Marin Intl

Fri 9/26

1:05 am-2:45 pm

2 stops13h 40m

$501

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Sat 9/27

5:45 am-2:45 pm

1 stop9h 00m

Saint Thomas Island Cyril E King

Mon 10/6

2:49 pm-11:46 pm

1 stop8h 57m

$514

KnoxvilleOranjestad

TYS - AUA

TYSAUA

Knoxville McGhee Tyson

Sun 2/1

5:00 pm-12:35 pm

2 stops18h 35m

Oranjestad Reina Beatrix

Wed 2/11

1:50 pm-11:12 am

2 stops22h 22m

$539

KnoxvilleNassau

TYS - NAS

TYSNAS

Knoxville McGhee Tyson

Tue 10/21

7:26 pm-5:30 pm

2 stops22h 04m

Nassau Intl

Fri 10/24

6:30 pm-11:52 pm

2 stops29h 22m

$1,237

KnoxvilleNassau

TYS - NAS

TYSNAS

Knoxville McGhee Tyson

Sat 10/4

5:53 pm-5:30 pm

2 stops23h 37m

Nassau Intl

Sun 10/12

6:30 pm-5:18 pm

2 stops22h 48m

$1,649

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

What is the cheapest month to fly to Caribbean?

In general, February 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 $383. If you don’t want to visit Caribbean in February, then you should wait until September to fly from Knoxville, when ticket prices are also cheap, with an average price of $440.

What is the cheapest day to depart on your flight to Caribbean?

The cheapest day to depart from Knoxville to Caribbean is on a Tuesday when prices can be found for as low as $445. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $579. These prices are subject to change though, so be sure to set up a Price Alert for flights to Caribbean.

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

In the evening is the cheapest time of day to fly from Knoxville to Caribbean when you can find flight prices for as low as $314. Flying to Caribbean in the evening is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $562.

How far in advance should I book a flight 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 $522 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 $384 on momondo.

Can stopping save me money on Knoxville to Caribbean flights?

You could potentially save up to 27% 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

Direct flights

None
There are no direct flights from Knoxville to Caribbean. There are no popular flight routes from Knoxville to Caribbean.
Search flight deals

  • 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?

  • 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
DeltaPriceFrom $324Free CancellationRating
7.9
7,981 reviews
Search Delta flights
United AirlinesPriceFrom $353Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights
American AirlinesPriceFrom $378Free CancellationRating
7.2
10,000 reviews
Search American 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.

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Find better results for your trip to Caribbean

Popular cities in Caribbean

Popular flights according to clicks in the last 7 days on momondo
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