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Cheap flights from Knoxville to Saint Thomas Island from $418

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 Thomas Island departing on 1/21. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Knoxville to Saint Thomas Island

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:11 pm - 3:56 pm
TYS
-
STT
19h 45m
2 stops
American Airlines Logo
6:39 pm - 9:42 am
STT
-
TYS
16h 03m
2 stops
$418American Airlines
Thu, Jan 21 - Sun, Jan 31
American Airlines Logo
7:14 pm - 12:17 pm
TYS
-
STT
16h 03m
2 stops
American Airlines Logo
3:15 pm - 9:45 am
STT
-
TYS
19h 30m
2 stops
$423American Airlines
Wed, Nov 4 - Sun, Nov 8
American Airlines Logo
6:20 am - 5:05 pm
TYS
-
STT
9h 45m
1 stop
American Airlines Logo
6:39 pm - 9:42 am
STT
-
TYS
16h 03m
2 stops
$434American Airlines
Thu, Jan 21 - Sun, Jan 31
American Airlines Logo
7:11 pm - 2:02 pm
TYS
-
STT
17h 51m
2 stops
American Airlines Logo
4:46 pm - 9:42 am
STT
-
TYS
17h 56m
2 stops
$443American Airlines
Sat, Jan 16 - Sun, Jan 24
American Airlines Logo
6:20 am - 3:56 pm
TYS
-
STT
8h 36m
1 stop
American Airlines Logo
6:39 pm - 11:44 am
STT
-
TYS
18h 05m
2 stops
$453American Airlines
Thu, Jan 21 - Sun, Jan 31
American Airlines Logo
5:36 pm - 3:56 pm
TYS
-
STT
21h 20m
1 stop
American Airlines Logo
6:39 pm - 11:34 am
STT
-
TYS
17h 55m
2 stops
$480American Airlines
Thu, Jan 21 - Sun, Jan 31
American Airlines Logo
5:19 pm - 12:17 pm
TYS
-
STT
17h 58m
2 stops
American Airlines Logo
3:15 pm - 9:45 am
STT
-
TYS
19h 30m
2 stops
$482American Airlines
Mon, Nov 9 - Fri, Nov 13
American Airlines Logo
6:05 am - 12:51 pm
TYS
-
STT
6h 46m
1 stop
American Airlines Logo
1:41 pm - 9:44 am
STT
-
TYS
20h 03m
2 stops
$488American Airlines
Fri, Sep 18 - Sun, Sep 20
American Airlines Logo
6:06 pm - 12:51 pm
TYS
-
STT
18h 45m
2 stops
American Airlines Logo
1:41 pm - 11:07 pm
STT
-
TYS
9h 26m
1 stop
$489American Airlines
Sat, Sep 26 - Sat, Oct 3
United Airlines Logo
5:45 am - 12:58 pm
TYS
-
STT
7h 13m
1 stop
United Airlines Logo
4:45 pm - 11:59 pm
STT
-
TYS
7h 14m
1 stop
$492United Airlines
Sat, Sep 26 - Sat, Oct 3

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American Airlines flights from Knoxville to Saint Thomas Island

Our best American Airlines deals on Knoxville to Saint Thomas Island flight tickets
American Airlines
Jan 21
TYS7:11 pmKnoxville McGhee Tyson
19h 45m
2 stops
STT3:56 pmSaint Thomas Island Cyril E King
Jan 31
STT6:39 pmSaint Thomas Island Cyril E King
16h 03m
2 stops
TYS9:42 amKnoxville McGhee Tyson
$418
American Airlines
Nov 4
TYS7:14 pmKnoxville McGhee Tyson
16h 03m
2 stops
STT12:17 pmSaint Thomas Island Cyril E King
Nov 8
STT3:15 pmSaint Thomas Island Cyril E King
19h 30m
2 stops
TYS9:45 amKnoxville McGhee Tyson
$423
American Airlines
Jan 21
TYS6:20 amKnoxville McGhee Tyson
9h 45m
1 stop
STT5:05 pmSaint Thomas Island Cyril E King
Jan 31
STT6:39 pmSaint Thomas Island Cyril E King
16h 03m
2 stops
TYS9:42 amKnoxville McGhee Tyson
$434

United Airlines flights from Knoxville to Saint Thomas Island

Our best United Airlines deals on Knoxville to Saint Thomas Island flight tickets
United Airlines
Sep 26
TYS5:45 amKnoxville McGhee Tyson
7h 13m
1 stop
STT12:58 pmSaint Thomas Island Cyril E King
Oct 3
STT4:45 pmSaint Thomas Island Cyril E King
7h 14m
1 stop
TYS11:59 pmKnoxville McGhee Tyson
$492
United Airlines
Dec 5
TYS7:35 pmKnoxville McGhee Tyson
19h 43m
2 stops
STT4:18 pmSaint Thomas Island Cyril E King
Dec 12
STT5:25 pmSaint Thomas Island Cyril E King
20h 53m
2 stops
TYS1:18 pmKnoxville McGhee Tyson
$999
United Airlines
Dec 5
TYS7:35 pmKnoxville McGhee Tyson
19h 43m
2 stops
STT4:18 pmSaint Thomas Island Cyril E King
Dec 12
STT5:25 pmSaint Thomas Island Cyril E King
20h 53m
2 stops
TYS1:18 pmKnoxville McGhee Tyson
$1,013

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Saint Thomas Island 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 July 26, 2026.
Use the filters below to find and compare flights from Knoxville to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Thu 1/21

7:11 pm-3:56 pm

2 stops19h 45m

Saint Thomas Island Cyril E King

Sun 1/31

6:39 pm-9:42 am

2 stops16h 03m

$418

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Wed 11/4

7:14 pm-12:17 pm

2 stops16h 03m

Saint Thomas Island Cyril E King

Sun 11/8

3:15 pm-9:45 am

2 stops19h 30m

$423

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Thu 1/21

6:20 am-5:05 pm

1 stop9h 45m

Saint Thomas Island Cyril E King

Sun 1/31

6:39 pm-9:42 am

2 stops16h 03m

$434

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Sat 1/16

7:11 pm-2:02 pm

2 stops17h 51m

Saint Thomas Island Cyril E King

Sun 1/24

4:46 pm-9:42 am

2 stops17h 56m

$443

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Thu 1/21

6:20 am-3:56 pm

1 stop8h 36m

Saint Thomas Island Cyril E King

Sun 1/31

6:39 pm-11:44 am

2 stops18h 05m

$453

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Thu 1/21

5:36 pm-3:56 pm

1 stop21h 20m

Saint Thomas Island Cyril E King

Sun 1/31

6:39 pm-11:34 am

2 stops17h 55m

$480

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Mon 11/9

5:19 pm-12:17 pm

2 stops17h 58m

Saint Thomas Island Cyril E King

Fri 11/13

3:15 pm-9:45 am

2 stops19h 30m

$482

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Fri 9/18

6:05 am-12:51 pm

1 stop6h 46m

Saint Thomas Island Cyril E King

Sun 9/20

1:41 pm-9:44 am

2 stops20h 03m

$488

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Sat 9/26

6:06 pm-12:51 pm

2 stops18h 45m

Saint Thomas Island Cyril E King

Sat 10/3

1:41 pm-11:07 pm

1 stop9h 26m

$489
Quickest round-trip

KnoxvilleSaint Thomas Island

TYS - STT

TYSSTT

Knoxville McGhee Tyson

Sat 9/26

5:45 am-12:58 pm

1 stop7h 13m

Saint Thomas Island Cyril E King

Sat 10/3

4:45 pm-11:59 pm

1 stop7h 14m

$492

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Saint Thomas Island from

How to get the cheapest flight ticket from Knoxville to Saint Thomas Island

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 typical price of a round-trip flight between Knoxville and Saint Thomas Island?

Prices are currently low for flights on this route.

Typical prices usually range from $428 to $662.
The lowest price recently found on this route was $418.

What is the cheapest month to fly to Saint Thomas Island?

The month of July is another great option to travel to Saint Thomas Island, with average flight prices from Knoxville averaging around $555.

When to book flights from Knoxville to Saint Thomas Island

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

Cheap Knoxville to Saint Thomas Island (TYS to STT) flight deals and tips

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

Fastest flight time

6h 10m

Direct flights

None
The fastest flight from Knoxville to Saint Thomas Island takes 6h 10m
There are no direct flights from Knoxville to Saint Thomas Island. There are no popular flight routes from Knoxville to Saint Thomas Island.
Search flight deals

Frequently asked questions about flying from Knoxville to Saint Thomas Island

  • How far is Knoxville McGhee Tyson to Saint Thomas Island Cyril E King by plane?

    Knoxville McGhee Tyson and Saint Thomas Island Cyril E King are 1679.0 mi apart from one another. In terms of flight time, this usually takes a little over 6h 10m.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Saint Thomas Island Cyril E King Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Saint Thomas Island Cyril E King Airport are updated daily.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Saint Thomas Island Cyril E King Airport?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Saint Thomas Island Cyril E King Airport?

    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 Saint Thomas Island Cyril E King Airport.

  • What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

    The required travel and health documents for your Saint Thomas Island Cyril E King Airport 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 Thomas Island Cyril E King Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Knoxville to Saint Thomas Island?

Best airlines flying from Knoxville to Saint Thomas Island

Compare and see reviews for airlines that fly from Knoxville to Saint Thomas Island with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $216Free CancellationRating
7.8
8,487 reviews
Search Delta flights
American AirlinesPriceFrom $500Free CancellationRating
7.1
11,844 reviews
Search American Airlines flights
United AirlinesPriceFrom $599Free CancellationRating
7.4
10,040 reviews
Search United Airlines flights

Traveling to a place near Saint Thomas Island?

Book flights to Saint Thomas Island if you plan to visit one of these locations
St. John

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Knoxville to Saint Thomas Island. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Saint Thomas Island from Knoxville with this policy.

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

Once all potential Knoxville to Saint Thomas Island flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Knoxville to Saint Thomas Island 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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