$268 Cheap Flights from Knoxville (TYS) to St. Thomas (STT)

View $268 flight on Tue, Mar 10, 2026Opens in a new window

Popular airlines from McGhee Tyson Airport (TYS) to Cyril E. King Airport (STT)

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Cheap Flights from Knoxville to St. Thomas (TYS-STT)

Prices were available within the past 7 days and start at $268 for one-way flights and $445 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, Apr 19 - Wed, Apr 22
TYS
Knoxville
STT
St. Thomas
$445 Roundtrip, found 6 hours ago
$445
Roundtrip
found 6 hours ago
Select Delta flight, departing Sun, Apr 19 from Knoxville to St. Thomas, returning Wed, Apr 22, priced at $445 found 6 hours ago
Delta
Tue, Jan 6 - Thu, Jan 22
TYS
Knoxville
STT
St. Thomas
$459 Roundtrip, found 5 days ago
$459
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Jan 6 from Knoxville to St. Thomas, returning Thu, Jan 22, priced at $459 found 5 days ago
Delta
Thu, Apr 16 - Wed, May 6
TYS
Knoxville
STT
St. Thomas
$462 Roundtrip, found 15 hours ago
$462
Roundtrip
found 15 hours ago
Select Delta flight, departing Thu, Apr 16 from Knoxville to St. Thomas, returning Wed, May 6, priced at $462 found 15 hours ago
American Airlines
Thu, Feb 26 - Mon, Mar 2
TYS
Knoxville
STT
St. Thomas
$479 Roundtrip, found 4 hours ago
$479
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Thu, Feb 26 from Knoxville to St. Thomas, returning Mon, Mar 2, priced at $479 found 4 hours ago
American Airlines
Wed, Dec 10 - Wed, Dec 17
TYS
Knoxville
STT
St. Thomas
$509 Roundtrip, found 13 hours ago
$509
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Wed, Dec 10 from Knoxville to St. Thomas, returning Wed, Dec 17, priced at $509 found 13 hours ago
Delta
Tue, Feb 24 - Thu, Mar 5
TYS
Knoxville
STT
St. Thomas
$519 Roundtrip, found 4 hours ago
$519
Roundtrip
found 4 hours ago
Select Delta flight, departing Tue, Feb 24 from Knoxville to St. Thomas, returning Thu, Mar 5, priced at $519 found 4 hours ago
Delta
Sun, Jan 18 - Mon, Feb 2
TYS
Knoxville
STT
St. Thomas
$526 Roundtrip, found 1 day ago
$526
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Jan 18 from Knoxville to St. Thomas, returning Mon, Feb 2, priced at $526 found 1 day ago
American Airlines
Wed, Jun 10 - Wed, Jun 17
TYS
Knoxville
STT
St. Thomas
$527 Roundtrip, found 6 hours ago
$527
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Wed, Jun 10 from Knoxville to St. Thomas, returning Wed, Jun 17, priced at $527 found 6 hours ago
United
Tue, Nov 18 - Sun, Nov 23
TYS
Knoxville
STT
St. Thomas
$531 Roundtrip, found 5 days ago
$531
Roundtrip
found 5 days ago
Select United flight, departing Tue, Nov 18 from Knoxville to St. Thomas, returning Sun, Nov 23, priced at $531 found 5 days ago
Southwest Airlines
Sat, Mar 7 - Sun, Mar 15
TYS
Knoxville
STT
St. Thomas
$809 Roundtrip, found 4 days ago
$809
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Sat, Mar 7 from Knoxville to St. Thomas, returning Sun, Mar 15, priced at $809 found 4 days ago

Find the cheapest month to fly from Knoxville (TYS) to St. Thomas (STT)

September is typically the cheapest month to fly

From $385 - $771 per traveler.

Alternative airports near St. Thomas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cyril E. King STT. Cheapest option available. Flights from $646
STT
Cyril E. King
Cheapest
Flights from $646

Frequently asked questions

How much does a flight from McGhee Tyson Airport (TYS) to Cyril E. King Airport (STT) cost?
Lock in a cheap one-way flight from $268 or cheap return flight from $445 from McGhee Tyson Airport (TYS) to Cyril E. King Airport (STT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from McGhee Tyson Airport (TYS) to Cyril E. King Airport (STT)?
April is the least expensive month to fly from TYS to STT. Timing your trip outside of the busy season is often the key to scoring lower fares.
What is the cheapest airline that flies from McGhee Tyson Airport (TYS) to Cyril E. King Airport (STT)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from TYS to STT. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from McGhee Tyson Airport (TYS) to Cyril E. King Airport (STT)?
You'll need to take a flight with a layover if you're traveling from McGhee Tyson Airport (TYS) to Cyril E. King Airport (STT). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from TYS to STT?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on a number of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from McGhee Tyson Airport (TYS) to Cyril E. King Airport (STT)?
To arrive at Cyril E. King Airport (STT) on time, select a flight that leaves from McGhee Tyson Airport (TYS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from McGhee Tyson Airport (TYS) to Cyril E. King Airport (STT) last-minute?
Booking your ticket from TYS to STT right before your journey is typically more expensive. However, if there's some wiggle room with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a TYS to STT flight and hotel package?
Compared with arranging hotels and flights separately, booking a TYS to STT flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place takes the hassle out of travel planning. Just secure your flights and select from our wide range of hotels, then customize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from McGhee Tyson Airport (TYS) to Cyril E. King Airport (STT)?
Usually, it's possible to cancel or reschedule your TYS to STT flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
McGhee Tyson
Destination airport
Cyril E. King
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$445
Distance
1674 mi

Book with confidence

Knoxville to St. Thomas Flights

The cheapest times to fly from Knoxville to St. Thomas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Knoxville to St. Thomas are during the month of April. You can find some of the cheapest flights from Knoxville to St. Thomas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Knoxville to St. Thomas

Sunday is one of the best days to book for cheap flights from Knoxville to St. Thomas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Knoxville to St. Thomas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Knoxville to St. Thomas in 2025. You can also book with separate airlines for your outbound and return journeys, from $268 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Knoxville to St. Thomas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Knoxville to St. Thomas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Knoxville to St. Thomas Flights

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*Available to One Key members.