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Cheap flights from Knoxville to Saint Lucia from $593

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Saint Lucia departing on 2/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Knoxville to Saint Lucia

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:20 am - 4:02 pm
TYS
-
UVF
8h 42m1 stop
American Airlines Logo
3:50 pm - 11:55 pm
UVF
-
TYS
9h 05m1 stop
$593American Airlines
Sun, Feb 8 - Sun, Feb 15
American Airlines Logo
5:14 pm - 1:46 pm
TYS
-
UVF
19h 32m2 stops
American Airlines Logo
5:00 pm - 11:27 am
UVF
-
TYS
19h 27m2 stops
$598American Airlines
Sun, Feb 8 - Sun, Feb 15
American Airlines Logo
8:44 pm - 1:50 pm
TYS
-
UVF
17h 06m2 stops
American Airlines Logo
4:05 pm - 10:46 am
UVF
-
TYS
18h 41m2 stops
$709American Airlines
Tue, May 12 - Sat, May 16
American Airlines Logo
6:25 pm - 1:50 pm
TYS
-
UVF
19h 25m2 stops
American Airlines Logo
2:17 pm - 10:32 am
UVF
-
TYS
20h 15m1 stop
$719American Airlines
Tue, May 12 - Sat, May 16
American Airlines Logo
8:44 pm - 1:15 pm
TYS
-
UVF
16h 31m1 stop
American Airlines Logo
2:17 pm - 10:32 am
UVF
-
TYS
20h 15m1 stop
$743American Airlines
Tue, May 12 - Sat, May 16
Delta Logo
5:40 am - 3:05 pm
TYS
-
UVF
8h 25m1 stop
Delta Logo
4:25 pm - 11:45 pm
UVF
-
TYS
8h 20m1 stop
$767Delta
Thu, Jan 8 - Wed, Jan 14
Delta Logo
5:40 am - 3:05 pm
TYS
-
UVF
8h 25m1 stop
Delta Logo
4:25 pm - 11:45 pm
UVF
-
TYS
8h 20m1 stop
$772Delta
Thu, Jan 8 - Wed, Jan 14
American Airlines Logo
7:11 pm - 4:02 pm
TYS
-
UVF
19h 51m2 stops
American Airlines Logo
5:02 pm - 11:34 am
UVF
-
TYS
19h 32m2 stops
$777American Airlines
Thu, Jan 8 - Wed, Jan 14
American Airlines Logo
7:11 pm - 1:46 pm
TYS
-
UVF
17h 35m2 stops
American Airlines Logo
5:02 pm - 11:34 am
UVF
-
TYS
19h 32m2 stops
$822American Airlines
Thu, Jan 8 - Wed, Jan 14
American Airlines Logo
6:56 pm - 1:35 pm
TYS
-
UVF
18h 39m2 stops
American Airlines Logo
4:15 pm - 10:15 am
UVF
-
TYS
18h 00m2 stops
$921American Airlines
Wed, Jun 24 - Mon, Jun 29

American Airlines flights from Knoxville to Saint Lucia

Our best American Airlines deals on Knoxville to Saint Lucia flight tickets
American Airlines
Feb 8
TYS6:20 amKnoxville McGhee Tyson
8h 42m
1 stop
UVF4:02 pmCastries Hewanorra
Feb 15
UVF3:50 pmCastries Hewanorra
9h 05m
1 stop
TYS11:55 pmKnoxville McGhee Tyson
$593
Find similar
American Airlines
Feb 8
TYS4:41 pmKnoxville McGhee Tyson
20h 05m
2 stops
UVF1:46 pmCastries Hewanorra
Feb 15
UVF3:50 pmCastries Hewanorra
9h 05m
1 stop
TYS11:55 pmKnoxville McGhee Tyson
$598
Find similar
American Airlines
May 12
TYS8:44 pmKnoxville McGhee Tyson
17h 06m
2 stops
UVF1:50 pmCastries Hewanorra
May 16
UVF4:05 pmCastries Hewanorra
18h 41m
2 stops
TYS10:46 amKnoxville McGhee Tyson
$709
Find similar

Delta flights from Knoxville to Saint Lucia

Our best Delta deals on Knoxville to Saint Lucia flight tickets
Delta
Jan 8
TYS5:40 amKnoxville McGhee Tyson
8h 25m
1 stop
UVF3:05 pmCastries Hewanorra
Jan 14
UVF4:25 pmCastries Hewanorra
8h 20m
1 stop
TYS11:45 pmKnoxville McGhee Tyson
$767
Find similar
Delta
Jan 8
TYS5:40 amKnoxville McGhee Tyson
8h 25m
1 stop
UVF3:05 pmCastries Hewanorra
Jan 14
UVF4:25 pmCastries Hewanorra
8h 20m
1 stop
TYS11:45 pmKnoxville McGhee Tyson
$772
Find similar
Delta
Jan 8
TYS5:40 amKnoxville McGhee Tyson
8h 25m
1 stop
UVF3:05 pmCastries Hewanorra
Jan 14
UVF4:25 pmCastries Hewanorra
8h 20m
1 stop
TYS11:45 pmKnoxville McGhee Tyson
$833
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Saint Lucia 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 December 27, 2025.
Use the filters below to find and compare flights from Knoxville to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sun 2/8

6:20 am-4:02 pm

1 stop8h 42m

Castries Hewanorra

Sun 2/15

3:50 pm-11:55 pm

1 stop9h 05m

$593

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sun 2/8

5:14 pm-1:46 pm

2 stops19h 32m

Castries Hewanorra

Sun 2/15

5:00 pm-11:27 am

2 stops19h 27m

$598

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Tue 5/12

8:44 pm-1:50 pm

2 stops17h 06m

Castries Hewanorra

Sat 5/16

4:05 pm-10:46 am

2 stops18h 41m

$709

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Tue 5/12

6:25 pm-1:50 pm

2 stops19h 25m

Castries Hewanorra

Sat 5/16

2:17 pm-10:32 am

1 stop20h 15m

$719

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Tue 5/12

8:44 pm-1:15 pm

1 stop16h 31m

Castries Hewanorra

Sat 5/16

2:17 pm-10:32 am

1 stop20h 15m

$743

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Thu 1/8

5:40 am-3:05 pm

1 stop8h 25m

Castries Hewanorra

Wed 1/14

4:25 pm-11:45 pm

1 stop8h 20m

$767

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Thu 1/8

5:40 am-3:05 pm

1 stop8h 25m

Castries Hewanorra

Wed 1/14

4:25 pm-11:45 pm

1 stop8h 20m

$772

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Thu 1/8

7:11 pm-4:02 pm

2 stops19h 51m

Castries Hewanorra

Wed 1/14

5:02 pm-11:34 am

2 stops19h 32m

$777

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Thu 1/8

7:11 pm-1:46 pm

2 stops17h 35m

Castries Hewanorra

Wed 1/14

5:02 pm-11:34 am

2 stops19h 32m

$822

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Wed 6/24

6:56 pm-1:35 pm

2 stops18h 39m

Castries Hewanorra

Mon 6/29

4:15 pm-10:15 am

2 stops18h 00m

$921

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Knoxville to Saint Lucia flight deals and tips

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

Fastest flight time

8h 25m

Direct flights

None
The fastest flight from Knoxville to Saint Lucia takes 8h 25m
There are no direct flights from Knoxville to Saint Lucia. There are no popular flight routes from Knoxville to Saint Lucia.
Search flight deals

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Saint Lucia?

    Prices for flights from Knoxville McGhee Tyson Airport to Saint Lucia are updated daily.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Saint Lucia?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Saint Lucia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Saint Lucia.

  • What documentation or ID do you need to fly to Saint Lucia?

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

Best airlines flying from Knoxville to Saint Lucia

Compare and see reviews for airlines that fly from Knoxville to Saint Lucia with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $450Free CancellationRating
7.9
8,018 reviews
Search Delta flights
American AirlinesPriceFrom $628Free CancellationRating
7.2
11,067 reviews
Search American Airlines flights

  • How do I get Price Alerts for flights from Knoxville to Saint Lucia?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Knoxville from Saint Lucia. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Knoxville to Saint Lucia with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

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

It is quick and easy to find Knoxville to Saint Lucia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint Lucia that suits you.

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

Yes. momondo allows you to filter the results for Knoxville to Saint Lucia flights to just show those with flexible booking policies.

How can momondo help me find flights from Knoxville to Saint Lucia?

Once you have performed a search for Knoxville to Saint Lucia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Knoxville to Saint Lucia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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