Cheap flights from St. Louis to Knoxville (STL - TYS)

STL — TYS
Aug 16 — Aug 231

The best prices from Lambert-St Louis to Knoxville McGhee Tyson are usually found in November or January, booked 60 days in advance, depart on a Wednesday or Monday and return on a Thursday

How to find the cheapest flight from St. Louis (STL) to Knoxville (TYS)

All the information you need to plan the best STL to TYS flight in 2022: compare St. Louis to Knoxville flight prices with the expected peak season, weather and rainfall in Knoxville.

STL - TYS

Price

$266 - $497

TYS

Temperature

39.2 - 78.8 °F

TYS

Rainfall

2.7 - 4.8 inches

Popular inJuneHigh demand for flights, 28% potential price rise
Cheapest inNovemberBest time to find cheap flights, 26% potential price drop
Round-trip from$266From Lambert-St Louis to Knoxville McGhee Tyson
One-way from$166One-way flight from Lambert-St Louis to Knoxville McGhee Tyson

What is the cheapest day to fly round-trip from St. Louis to Knoxville?

Tuesday is generally a great day to depart. Flying on this day could help you save up to 77%.

How far in advance should I book a flight from St. Louis to Knoxville?

Find a great deal and save up to 52% by booking at least 60 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St. Louis to Knoxville within the next two weeks, with the cheapest ticket starting at $399.

What is the cheapest month to fly from St. Louis to Knoxville?

November is one of the best times of the year to fly to Knoxville from St. Louis. Prices for November average $358 per person but you can even find prices for as low as $218. The most expensive prices can be found in the month of June. Opting for a November flight can save you 38% on your journey compared to booking in June

When is the cheapest time to fly from St. Louis to Knoxville (STL - TYS)?

When flying from St. Louis to Knoxville, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 22% versus a flight at noon.

Cheap flights from St. Louis to Knoxville in August, September 2022

The best prices found for STL to TYS flights for August, September
Aug 19 - Aug 23
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

25h 56m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

14h 42m
$158

Multiple Airlines

Pick Dates

Deal found 8/10/22

Aug 26 - Aug 30
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

16h 02m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

14h 42m
$172

Multiple Airlines

Pick Dates

Deal found 8/10/22

Sep 7 - Sep 14
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

14h 49m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

9h 45m
$189

Multiple Airlines

Pick Dates

Deal found 8/8/22

St. Louis to Knoxville 2022 flight deals

Cheap flights to Knoxville from St. Louis found for this year
Aug 19 - Aug 23
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

25h 56m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

14h 42m
$158

Multiple Airlines

Pick Dates

Deal found 8/10/22

Aug 26 - Aug 30
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

16h 02m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

14h 42m
$172

Multiple Airlines

Pick Dates

Deal found 8/10/22

Sep 7 - Sep 14
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

14h 49m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

9h 45m
$189

Multiple Airlines

Pick Dates

Deal found 8/8/22

Cheap American Airlines flights from St. Louis to Knoxville

Sep 1 - Sep 4
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

5h 14m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

4h 39m
$302

American Airlines

Pick Dates

Deal found 8/10/22

Sep 1 - Sep 4
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

2 stops

13h 22m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

4h 39m
$307

American Airlines

Pick Dates

Deal found 8/10/22

Sep 7 - Sep 14
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

6h 10m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

5h 59m
$316

American Airlines

Pick Dates

Deal found 8/8/22

Cheap Delta flights from St. Louis to Knoxville

Aug 31 - Sep 3
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

3h 59m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

4h 31m
$284

Delta

Pick Dates

Deal found 8/10/22

Nov 3 - Nov 8
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

4h 06m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

6h 13m
$338

Delta

Pick Dates

Deal found 8/10/22

Oct 25 - Oct 30
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

6h 20m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

4h 15m
$348

Delta

Pick Dates

Deal found 8/10/22

Non-stop flights to Knoxville from St. Louis

Save time with St. Louis to Knoxville direct flight deals
Sep 2 - Sep 5
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

Nonstop

2h 51m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

Nonstop

2h 51m
$3,177

Linear Air Taxi

Pick Dates

Deal found 8/8/22

Sep 3 - Sep 5
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

Nonstop

2h 51m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

Nonstop

2h 51m
$4,584

Linear Air Taxi

Pick Dates

Deal found 8/10/22

Nov 18 - Nov 20
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

Nonstop

2h 51m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

Nonstop

2h 51m
$4,586

Linear Air Taxi

Pick Dates

Deal found 8/9/22

Last minute flights from St. Louis to Knoxville

Late deals on return flights to Knoxville from St. Louis, departing today and this week
Aug 19 - Aug 23
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

25h 56m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

14h 42m
$158

Multiple Airlines

Pick Dates

Deal found 8/10/22

Aug 19 - Aug 21
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

21h 30m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

29h 08m
$192

Multiple Airlines

Pick Dates

Deal found 8/9/22

Aug 19 - Aug 21
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

16h 02m
TYS

Knoxville McGhee Tyson

STL

Lambert-St Louis

1 stop

29h 08m
$205

Multiple Airlines

Pick Dates

Deal found 8/11/22

One-way flights to Knoxville from St. Louis

The cheapest one-way flights from St. Louis to Knoxville
Sep 4
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

2 stops

22h 42m
$166

Multiple Airlines

Pick Dates

Deal found 8/11/22

Sep 19
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

1 stop

6h 26m
$208

American Airlines

Pick Dates

Deal found 8/9/22

Sep 19
STL

Lambert-St Louis

TYS

Knoxville McGhee Tyson

2 stops

9h 23m
$214

American Airlines

Pick Dates

Deal found 8/9/22

Related info for your journey

Useful info, stats and facts about St. Louis to Knoxville flights.

Which airlines flying from Lambert-St Louis to Knoxville McGhee Tyson have flexible cancellations due to COVID-19?

Some of our airline partners flying from Lambert-St Louis to Knoxville McGhee Tyson have new flexible policies in place due to COVID-19. American Airlines, Delta, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from St. Louis to Knoxville for under $200 on Cheapflights?

Yes, there are multiple flights from St. Louis to Knoxville for under $200. The cheapest flight booked recently is on Multiple Airlines for just $172, but on average you can expect to pay $274.

Are there nonstop flights from St. Louis to Knoxville for under $3,200 on Cheapflights?

Cheapflights has at least 15 direct flights from St. Louis to Knoxville under $3,200. A good price for a nonstop flight from St. Louis to Knoxville is less than $7,114.

Are there last-minute flights available from St. Louis to Knoxville for under $200?

There are currently 20+ open flights from St. Louis to Knoxville within the next 7 days for less than $200.

What are the cheapest airlines flying from St. Louis to Knoxville round-trip?

According to our current data, Delta ($284), and American Airlines ($302) offers the cheapest pricing from St. Louis to Knoxville. Delta is priced at 20% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from St. Louis to Knoxville one-way?

For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $208. Users have also found prices from $391 and $2,997 on United Airlines and Linear Air Taxi, respectively.

What are the most popular airlines that fly from St. Louis to Knoxville?

American Airlines, Alaska Airlines and Delta are the most popular airlines when flying from St. Louis to Knoxville.

What are the cheapest flights from St. Louis to Knoxville?

The cheapest flight price from St. Louis to Knoxville is $232. On average you can expect to pay $596. The most popular route, (Lambert-St Louis - Knoxville McGhee Tyson), can usually be booked for $158.

Alternative routes for St. Louis to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from St. Louis to Knoxville

The chart below displays the airlines Cheapflights users traveling from St. Louis to Knoxville choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
American AirlinesCheapest$218Average$357FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
DeltaCheapest$224Average$435FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
United AirlinesCheapest$225Average$365FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights