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Cheap flights from Knoxville to Castries from $589

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 Castries departing on 1/8. 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 Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:14 pm - 4:02 pmTYS-UVF
21h 48m2 stops
American Airlines Logo
5:02 pm - 11:34 amUVF-TYS
19h 32m2 stops
$589American Airlines
Find Deal
Thu, Jan 8 - Wed, Jan 14
American Airlines Logo
7:11 pm - 3:03 pmTYS-UVF
18h 52m1 stop
American Airlines Logo
5:02 pm - 11:03 amUVF-TYS
19h 01m2 stops
$595American Airlines
Find Deal
Sat, Jan 24 - Sat, Jan 31
American Airlines Logo
6:05 am - 3:03 pmTYS-UVF
7h 58m1 stop
American Airlines Logo
4:05 pm - 10:54 pmUVF-TYS
7h 49m1 stop
$633American Airlines
Find Deal
Thu, Jan 8 - Wed, Jan 14
American Airlines Logo
4:06 pm - 3:03 pmTYS-UVF
21h 57m1 stop
American Airlines Logo
2:56 pm - 11:59 pmUVF-TYS
10h 03m1 stop
$640American Airlines
Find Deal
Sat, Jan 24 - Sat, Jan 31
American Airlines Logo
8:04 pm - 3:52 pmTYS-UVF
18h 48m2 stops
American Airlines Logo
4:53 pm - 10:30 amUVF-TYS
18h 37m2 stops
$678American Airlines
Find Deal
Sat, Nov 29 - Sat, Dec 6
American Airlines Logo
8:04 pm - 3:52 pmTYS-UVF
18h 48m2 stops
American Airlines Logo
3:16 pm - 4:05 pmUVF-TYS
25h 49m1 stop
$687American Airlines
Find Deal
Sat, Nov 29 - Sat, Dec 6
American Airlines Logo
6:28 pm - 1:19 pmTYS-UVF
17h 51m2 stops
American Airlines Logo
4:54 pm - 12:52 pmUVF-TYS
20h 58m2 stops
$703American Airlines
Find Deal
Sat, Dec 13 - Fri, Dec 19
American Airlines Logo
5:05 am - 2:54 pmTYS-UVF
8h 49m1 stop
American Airlines Logo
3:16 pm - 10:30 amUVF-TYS
20h 14m1 stop
$707American Airlines
Find Deal
Sat, Nov 29 - Sat, Dec 6
Delta Logo
5:35 am - 3:39 pmTYS-UVF
9h 04m1 stop
Delta Logo
4:59 pm - 11:41 pmUVF-TYS
7h 42m1 stop
$761Delta
Find Deal
Mon, Nov 17 - Fri, Nov 21
Delta Logo
7:15 am - 3:36 pmTYS-UVF
7h 21m1 stop
Delta Logo
4:56 pm - 9:38 amUVF-TYS
17h 42m1 stop
$3,502Delta
Find Deal
Sat, Dec 6 - Sat, Dec 13

American Airlines flights from Knoxville to Castries

Our best American Airlines deals on Knoxville to Castries flight tickets
American Airlines
Jan 8
TYS5:14 pmKnoxville McGhee Tyson
21h 48m
2 stops
UVF4:02 pmCastries Hewanorra
Jan 14
UVF5:02 pmCastries Hewanorra
19h 32m
2 stops
TYS11:34 amKnoxville McGhee Tyson
$589
Find similar
American Airlines
Jan 24
TYS7:11 pmKnoxville McGhee Tyson
18h 52m
1 stop
UVF3:03 pmCastries Hewanorra
Jan 31
UVF5:02 pmCastries Hewanorra
19h 01m
2 stops
TYS11:03 amKnoxville McGhee Tyson
$595
Find similar
American Airlines
Jan 8
TYS6:05 amKnoxville McGhee Tyson
7h 58m
1 stop
UVF3:03 pmCastries Hewanorra
Jan 14
UVF4:05 pmCastries Hewanorra
7h 49m
1 stop
TYS10:54 pmKnoxville McGhee Tyson
$633
Find similar

Delta flights from Knoxville to Castries

Our best Delta deals on Knoxville to Castries flight tickets
Delta
Nov 17
TYS5:35 amKnoxville McGhee Tyson
9h 04m
1 stop
UVF3:39 pmCastries Hewanorra
Nov 21
UVF4:59 pmCastries Hewanorra
7h 42m
1 stop
TYS11:41 pmKnoxville McGhee Tyson
$761
Find similar
Delta
Dec 6
TYS7:15 amKnoxville McGhee Tyson
7h 21m
1 stop
UVF3:36 pmCastries Hewanorra
Dec 13
UVF4:56 pmCastries Hewanorra
17h 42m
1 stop
TYS9:38 amKnoxville McGhee Tyson
$3,502
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Castries 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 October 13, 2025.
Use the filters below to find and compare flights from Knoxville to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Thu 1/8

5:14 pm-4:02 pm

2 stops21h 48m

Castries Hewanorra

Wed 1/14

5:02 pm-11:34 am

2 stops19h 32m

$589

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 1/24

7:11 pm-3:03 pm

1 stop18h 52m

Castries Hewanorra

Sat 1/31

5:02 pm-11:03 am

2 stops19h 01m

$595

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Thu 1/8

6:05 am-3:03 pm

1 stop7h 58m

Castries Hewanorra

Wed 1/14

4:05 pm-10:54 pm

1 stop7h 49m

$633

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 1/24

4:06 pm-3:03 pm

1 stop21h 57m

Castries Hewanorra

Sat 1/31

2:56 pm-11:59 pm

1 stop10h 03m

$640

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 11/29

8:04 pm-3:52 pm

2 stops18h 48m

Castries Hewanorra

Sat 12/6

4:53 pm-10:30 am

2 stops18h 37m

$678

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 11/29

8:04 pm-3:52 pm

2 stops18h 48m

Castries Hewanorra

Sat 12/6

3:16 pm-4:05 pm

1 stop25h 49m

$687

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 12/13

6:28 pm-1:19 pm

2 stops17h 51m

Castries Hewanorra

Fri 12/19

4:54 pm-12:52 pm

2 stops20h 58m

$703

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 11/29

5:05 am-2:54 pm

1 stop8h 49m

Castries Hewanorra

Sat 12/6

3:16 pm-10:30 am

1 stop20h 14m

$707

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Mon 11/17

5:35 am-3:39 pm

1 stop9h 04m

Castries Hewanorra

Fri 11/21

4:59 pm-11:41 pm

1 stop7h 42m

$761

KnoxvilleCastries

TYS - UVF

TYSUVF

Knoxville McGhee Tyson

Sat 12/6

7:15 am-3:36 pm

1 stop7h 21m

Castries Hewanorra

Sat 12/13

4:56 pm-9:38 am

1 stop17h 42m

$3,502

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Castries from

How to get the cheapest flight ticket from Knoxville to Castries

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 day to depart on your flight to Castries?

The cheapest day to depart from Knoxville to Castries is on a Wednesday when prices can be found for as low as $603. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,079. These prices are subject to change though, so be sure to set up a Price Alert for flights to Castries.

When to book flights from Knoxville to Castries

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Castries according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Castries (TYS to UVF) flight deals and tips

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

Direct flights

None
There are no direct flights from Knoxville to Castries. There are no popular flight routes from Knoxville to Castries.
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  • How far is Knoxville McGhee Tyson to Castries Hewanorra by plane?

    The distance between Knoxville McGhee Tyson and Castries Hewanorra is about 2076.0 mi. By plane, this route typically takes 7h 15m.

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

    Prices for flights from Knoxville McGhee Tyson Airport to Castries Hewanorra Airport are updated daily.

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

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Castries Hewanorra Airport?

    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 Castries Hewanorra Airport.

  • What documentation or ID do you need to fly to Castries Hewanorra Airport?

    The travel and health documents required for your trip to Castries Hewanorra Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Castries Hewanorra Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Knoxville to Castries?

Best airlines flying from Knoxville to Castries

Compare and see reviews for airlines that fly from Knoxville to Castries with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $450Free CancellationRating
7.9
7,971 reviews
Search Delta flights
American AirlinesPriceFrom $628Free CancellationRating
7.2
11,046 reviews
Search American Airlines flights

Traveling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Vieux Fort

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Knoxville to Castries. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Castries from Knoxville with this policy.

How can momondo help me find flights from Knoxville to Castries?

momondo provides multiple filters to help you find the best flight to Castries 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 Castries right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Knoxville to Castries flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Airports servicing Saint Lucia

Castries George F. L. Charle Airport