Cheap flights from Knoxville to Saint Lucia from $298

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 Saint Lucia departing on 10/15. 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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Cheap round-trip flights

American Airlines Logo
6:07 pm - 1:45 pmTYS-UVF
19h 38m1 stop
American Airlines Logo
3:17 pm - 11:50 pmUVF-TYS
8h 33m1 stop
$571American Airlines
Find Deal
Mon, Sep 1 - Wed, Sep 10
American Airlines Logo
5:06 am - 2:35 pmTYS-UVF
9h 29m2 stops
American Airlines Logo
3:17 pm - 8:37 amUVF-TYS
17h 20m2 stops
$575American Airlines
Find Deal
Mon, Sep 1 - Wed, Sep 10
Delta Logo
5:30 am - 3:10 pmTYS-UVF
8h 40m1 stop
Delta Logo
4:35 pm - 11:46 pmUVF-TYS
8h 11m1 stop
$584Delta
Find Deal
Sat, Nov 29 - Fri, Dec 5
American Airlines Logo
7:17 pm - 2:25 pmTYS-UVF
18h 08m2 stops
American Airlines Logo
3:35 pm - 10:01 amUVF-TYS
19h 26m2 stops
$589American Airlines
Find Deal
Sat, Jan 24 - Sat, Jan 31
American Airlines Logo
7:17 pm - 3:50 pmTYS-UVF
19h 33m2 stops
American Airlines Logo
3:35 pm - 10:01 amUVF-TYS
19h 26m2 stops
$614American Airlines
Find Deal
Fri, Jan 23 - Sat, Jan 31
American Airlines Logo
8:04 pm - 3:00 pmTYS-UVF
17h 56m1 stop
American Airlines Logo
4:20 pm - 10:29 amUVF-TYS
19h 09m2 stops
$619American Airlines
Find Deal
Sat, Nov 29 - Fri, Dec 5
American Airlines Logo
8:04 pm - 3:00 pmTYS-UVF
17h 56m1 stop
American Airlines Logo
4:20 pm - 11:20 pmUVF-TYS
8h 00m1 stop
$640American Airlines
Find Deal
Sat, Nov 29 - Sat, Dec 6
 Logo
9:39 pm - 4:25 pmTYS-UVF
41h 46m3 stops
 Logo
5:15 pm - 2:55 pmUVF-TYS
22h 40m2 stops
$1,165
Find Deal
Sat, Nov 29 - Fri, Dec 5
Delta Logo
5:45 am - 2:13 pmTYS-UVF
8h 28m1 stop
Delta Logo
3:41 pm - 11:07 pmUVF-TYS
7h 26m1 stop
$1,640Delta
Find Deal
Sat, Oct 4 - Sat, Oct 11
Delta Logo
5:30 am - 3:10 pmTYS-UVF
8h 40m1 stop
Delta Logo
4:35 pm - 11:29 pmUVF-TYS
7h 54m1 stop
$3,631Delta
Find Deal
Sat, Dec 6 - Sat, Dec 13

Delta flights from Knoxville to Saint Lucia

Our best Delta deals on Knoxville to Saint Lucia flight tickets
Delta
Nov 29
TYS5:30 amKnoxville McGhee Tyson
8h 40m
1 stop
UVF3:10 pmCastries Hewanorra
Dec 5
UVF4:35 pmCastries Hewanorra
8h 11m
1 stop
TYS11:46 pmKnoxville McGhee Tyson
Delta
Oct 4
TYS5:45 amKnoxville McGhee Tyson
8h 28m
1 stop
UVF2:13 pmCastries Hewanorra
Oct 11
UVF3:41 pmCastries Hewanorra
7h 26m
1 stop
TYS11:07 pmKnoxville McGhee Tyson
Delta
Dec 6
TYS5:30 amKnoxville McGhee Tyson
8h 40m
1 stop
UVF3:10 pmCastries Hewanorra
Dec 13
UVF4:35 pmCastries Hewanorra
7h 54m
1 stop
TYS11:29 pmKnoxville McGhee Tyson

American Airlines flights from Knoxville to Saint Lucia

Our best American Airlines deals on Knoxville to Saint Lucia flight tickets
American Airlines
Sep 1
TYS6:07 pmKnoxville McGhee Tyson
19h 38m
1 stop
UVF1:45 pmCastries Hewanorra
Sep 10
UVF3:17 pmCastries Hewanorra
8h 33m
1 stop
TYS11:50 pmKnoxville McGhee Tyson
American Airlines
Sep 1
TYS5:06 amKnoxville McGhee Tyson
9h 29m
2 stops
UVF2:35 pmCastries Hewanorra
Sep 10
UVF3:17 pmCastries Hewanorra
17h 20m
2 stops
TYS8:37 amKnoxville McGhee Tyson
American Airlines
Jan 24
TYS7:17 pmKnoxville McGhee Tyson
18h 08m
2 stops
UVF2:25 pmCastries Hewanorra
Jan 31
UVF3:35 pmCastries Hewanorra
19h 26m
2 stops
TYS10:01 amKnoxville McGhee Tyson

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 August 4, 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

Mon 9/1

6:07 pm-1:45 pm

1 stop19h 38m

Castries Hewanorra

Wed 9/10

3:17 pm-11:50 pm

1 stop8h 33m

$571

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Mon 9/1

5:06 am-2:35 pm

2 stops9h 29m

Castries Hewanorra

Wed 9/10

3:17 pm-8:37 am

2 stops17h 20m

$575

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 11/29

5:30 am-3:10 pm

1 stop8h 40m

Castries Hewanorra

Fri 12/5

4:35 pm-11:46 pm

1 stop8h 11m

$584

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 1/24

7:17 pm-2:25 pm

2 stops18h 08m

Castries Hewanorra

Sat 1/31

3:35 pm-10:01 am

2 stops19h 26m

$589

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Fri 1/23

7:17 pm-3:50 pm

2 stops19h 33m

Castries Hewanorra

Sat 1/31

3:35 pm-10:01 am

2 stops19h 26m

$614

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 11/29

8:04 pm-3:00 pm

1 stop17h 56m

Castries Hewanorra

Fri 12/5

4:20 pm-10:29 am

2 stops19h 09m

$619

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 11/29

8:04 pm-3:00 pm

1 stop17h 56m

Castries Hewanorra

Sat 12/6

4:20 pm-11:20 pm

1 stop8h 00m

$640

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 11/29

9:39 pm-4:25 pm

3 stops41h 46m

Castries Hewanorra

Fri 12/5

5:15 pm-2:55 pm

2 stops22h 40m

$1,165

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 10/4

5:45 am-2:13 pm

1 stop8h 28m

Castries Hewanorra

Sat 10/11

3:41 pm-11:07 pm

1 stop7h 26m

$1,640

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 12/6

5:30 am-3:10 pm

1 stop8h 40m

Castries Hewanorra

Sat 12/13

4:35 pm-11:29 pm

1 stop7h 54m

$3,631

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Saint Lucia from

How to get the cheapest flight ticket from Knoxville to Saint Lucia

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 airline that flies from Knoxville McGhee Tyson to Saint Lucia?

American Airlines is the most popular carrier operating from Knoxville McGhee Tyson to Saint Lucia

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

Best Price Found

$298

Fastest flight time

6h 27m

Direct flights

None

Airports in Saint Lucia

1 airport
The best one-way flight to Saint Lucia from Knoxville in the past 72 hours is $298. The best round-trip flight deal from Knoxville to Saint Lucia found on momondo in the last 72 hours is $571.
The fastest flight from Knoxville to Saint Lucia takes 6h 27m
There are no direct flights from Knoxville to Saint Lucia. Popular non-direct route for this connection is Knoxville McGhee Tyson Airport - Castries Hewanorra Airport.
There is 1 airport near Saint Lucia: Castries Hewanorra (UVF)

  • 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
8.0
7,987 reviews
Search Delta flights
American AirlinesPriceFrom $579Free 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 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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1 adult
Sat 8/9
Sat 8/16

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