$120 Cheap flights from McGhee Tyson to Lambert-St. Louis Intl. (TYS to STL)

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Find The Best Dates To Fly from McGhee Tyson to Lambert-St. Louis Intl.

Compare Flight Prices from Knoxville to St. Louis

Affordable Airfare Tickets from TYS to STL Airport

The cheapest flights to Lambert-St. Louis Intl. found within the past 7 days were $214 round trip and $120 one way. Prices and availability subject to change. Additional terms may apply.

Sun, Aug 31 - Mon, Sep 8
TYS
Knoxville
STL
St. Louis
$214 Roundtrip, found 1 day ago
$214
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Aug 31 from Knoxville to St. Louis, returning Mon, Sep 8, priced at $214 found 1 day ago
Thu, Nov 27 - Sat, Dec 6
TYS
Knoxville
STL
St. Louis
$215 Roundtrip, found 2 days ago
$215
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Nov 27 from Knoxville to St. Louis, returning Sat, Dec 6, priced at $215 found 2 days ago
Sat, Aug 30 - Mon, Sep 8
TYS
Knoxville
STL
St. Louis
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Aug 30 from Knoxville to St. Louis, returning Mon, Sep 8, priced at $217 found 1 day ago
Sat, Aug 30 - Thu, Sep 4
TYS
Knoxville
STL
St. Louis
$217 Roundtrip, found 3 days ago
$217
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Aug 30 from Knoxville to St. Louis, returning Thu, Sep 4, priced at $217 found 3 days ago
Sun, Aug 10 - Wed, Aug 13
TYS
Knoxville
STL
St. Louis
$218 Roundtrip, found 3 days ago
$218
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sun, Aug 10 from Knoxville to St. Louis, returning Wed, Aug 13, priced at $218 found 3 days ago
Thu, Sep 4 - Sat, Sep 6
TYS
Knoxville
STL
St. Louis
$222 Roundtrip, found 1 day ago
$222
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Knoxville to St. Louis, returning Sat, Sep 6, priced at $222 found 1 day ago
Thu, Oct 2 - Mon, Oct 6
TYS
Knoxville
STL
St. Louis
$229 Roundtrip, found 6 days ago
$229
Roundtrip
found 6 days ago
Select United flight, departing Thu, Oct 2 from Knoxville to St. Louis, returning Mon, Oct 6, priced at $229 found 6 days ago
Thu, Oct 2 - Mon, Oct 6
TYS
Knoxville
STL
St. Louis
$229 Roundtrip, found 6 days ago
$229
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 2 from Knoxville to St. Louis, returning Mon, Oct 6, priced at $229 found 6 days ago
Sun, Nov 23 - Sat, Dec 6
TYS
Knoxville
STL
St. Louis
$230 Roundtrip, found 2 days ago
$230
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Nov 23 from Knoxville to St. Louis, returning Sat, Dec 6, priced at $230 found 2 days ago
Thu, Sep 4 - Sun, Sep 7
TYS
Knoxville
STL
St. Louis
$232 Roundtrip, found 1 day ago
$232
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Knoxville to St. Louis, returning Sun, Sep 7, priced at $232 found 1 day ago

Frequently asked questions

Are there direct flights from McGhee Tyson Airport (TYS) to Lambert-St. Louis Intl. Airport (STL)?
Unfortunately, there are no direct flights from McGhee Tyson Airport (TYS) to St. Louis Lambert International Airport. However, there are airlines that have flights with just one stopover. Try American Airlines, United Airlines or Delta.
How long is the flight from TYS to St. Louis Lambert International Airport?
With the flight from McGhee Tyson Airport (TYS) to Lambert-St. Louis Intl. Airport (STL) taking on average 3 hours and 58 minutes, you'll have time to get a lot of things done in the air. Take advantage of the trip by bringing that book you never have time to read, seeing what in-flight entertainment is on offer or catching up on some rest. You'll probably even be able to squeeze in all three before landing.
What is the flight distance from McGhee Tyson Airport (TYS) to Lambert-St. Louis Intl. Airport (STL)?
There's a flight distance of 410 mi between Knoxville Airport and Lambert-St. Louis Intl. Airport (STL). Take advantage of your short journey to write down all the popular places you plan to visit and how you're going to get there. A detailed itinerary is key to having a wonderful vacation.
What airlines fly from Knoxville Airport to STL?
You'll need to plan for at least one stopover if you're on your way from Knoxville Airport to St. Louis Lambert International Airport, as no airlines operate direct flights on this route. Make the most of your layover time by freshening up, giving your legs a stretch and having a shop.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Knoxville to St. Louis

 

Traveling From
McGhee Tyson
Traveling To
Lambert-St. Louis Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$214

Route Info

Flight path for flights from McGhee Tyson Airport to Lambert-St. Louis International Airport


Origin:
TYS - McGhee Tyson Airport
Destination:
STL - Lambert-St. Louis International Airport
Distance:
736.00 miles


Airlines & Aircraft Used on TYS to STL Flight Routes


Airline Carrier
Aircraft
American Airlines
De Havilland Canada DHC-8-400 Dash 8Q
United Airlines
Aerospatiale/Alenia ATR 72

Discover our best flights from Knoxville TYS to St. Louis STL. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Knoxville TYS to St. Louis STL at the right price  

Airfares to St. Louis STL from Knoxville TYS currently cost between $214 and $232. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Knoxville TYS to St. Louis STL 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Knoxville TYS to St. Louis STL on Travelocity starting at $120. Prices and availability subject to change. Additional terms may apply. 

 

Get to St. Louis STL from Knoxville TYS quicker with direct flights. 

Get to St. Louis faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to STL from TYS to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Knoxville TYS to St. Louis STL

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to STL from TYS. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Knoxville TYS to St. Louis STL today 

If you’re flexible about when you travel, August is usually the cheapest month to fly from Knoxville TYS to St. Louis STL. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to St. Louis STL from Knoxville TYS 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to STL from TYS have this option.  

 

Travel with confidence when you book flights to St. Louis STL from Knoxville TYS with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.