$101 Cheap flight deals from Knoxville (TYS) to St. Louis (STL)

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Airfares from $101 One Way, $202 Round Trip from Knoxville to St. Louis

Prices starting at $202 for return flights and $101 for one-way flights to St. Louis were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, May 25 - Thu, May 29
TYS
Knoxville
STL
St. Louis
$202 Roundtrip, found 22 hours ago
$202
Roundtrip
found 22 hours ago
Select Delta flight, departing Sun, May 25 from Knoxville to St. Louis, returning Thu, May 29, priced at $202 found 22 hours ago
Thu, May 22 - Wed, Jun 11
TYS
Knoxville
STL
St. Louis
$210 Roundtrip, found 22 hours ago
$210
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Thu, May 22 from Knoxville to St. Louis, returning Wed, Jun 11, priced at $210 found 22 hours ago
Sun, May 25 - Wed, Jun 11
TYS
Knoxville
STL
St. Louis
$213 Roundtrip, found 22 hours ago
$213
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Sun, May 25 from Knoxville to St. Louis, returning Wed, Jun 11, priced at $213 found 22 hours ago
Sun, May 25 - Mon, Jun 2
TYS
Knoxville
STL
St. Louis
$217 Roundtrip, found 22 hours ago
$217
Roundtrip
found 22 hours ago
Select Delta flight, departing Sun, May 25 from Knoxville to St. Louis, returning Mon, Jun 2, priced at $217 found 22 hours ago
Sun, May 25 - Tue, May 27
TYS
Knoxville
STL
St. Louis
$228 Roundtrip, found 22 hours ago
$228
Roundtrip
found 22 hours ago
Select Delta flight, departing Sun, May 25 from Knoxville to St. Louis, returning Tue, May 27, priced at $228 found 22 hours ago

More About Flying To St. Louis from Knoxville

Route Information for Flights from Knoxville to St. Louis

Origin Airport IATA Code
TYS
Destination Airport IATA Code
STL
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Cheap Flights from Knoxville to St Louis

Knoxville, TN, Airport Information

Searching for discount airfares through several airlines' websites can be time consuming. Let Orbitz.com do the work for you. It will find you cheap flights from Knoxville by comparing airfares, saving you time and money. The McGhee Tyson Airport provides domestic air service to and from Knoxville. It is located at 2055 Alcoa Highway and is 12 miles from downtown. Six airlines service the airport, including Allegiant, Delta, American, Frontier, United, and US Airways. Check with Orbitz.com for the lowest fares these airlines have to offer.

Airport Parking Information

Long-term, short-term, and economy parking are available near the terminals. The economy rates are $1 for 30 minutes, with a maximum rate of $8 per day. Long-term parking is available for $1 for 30 minutes, with a maximum daily rate of $10; short-term parking has the same rate, but it has an $18 daily rate.

Transportation to the Airport

Transportation to the airport is available by taxis, limousines, buses, and rental cars. Taxi rates are metered and vary by company, but the average fare from downtown to the airport is $25. Car-rental services are provided by Alamo, Avis, Budget, Enterprise, Hertz, National, and Thrifty. Rates vary by company and the type of vehicle, but with Orbitz.com, you can prearrange your vehicle and receive a discount.

Airport Restaurant Information

Travelers needing a quick snack or a drink can go to the food court, which features Starbucks, Quiznos, Zia, and Cinnabon. You will find a variety of items for breakfast, lunch, and dinner. Remember to check with Orbitz.com when you are searching for cheap flights from Knoxville.

Lambert-St. Louis International Airport

Allow Orbitz.com to help you book flights to St. Louis. Lambert-St.Louis International Airport is located 10 miles northwest of St. Louis. Over 13 million passengers pass through the airport each year. It is the largest airport in the state of Missouri and services 255 daily departures to over 90 cities, domestically and internationally. Southwest Airlines is based out of Lambert, and Air Canada, Alaska Airlines, Cape Air, Delta and American Airlines all have major hubs at Lambert. You can use Orbitz.com to book bargain tickets on your next trip to the St. Louis area.

St. Louis International Airport Transportation

St. Louis International Airport offers a variety of transportation services for the busy traveler. Shuttle services, rental cars, and public transportation are available at the airport. Go Best Express Airport Shuttle is a popular shuttle service for group transportation. One-way fares start at $17. The MetroLink is St. Louis' rail system and operates 37 stations throughout the city. One-way fares cost $2.

St. Louis Weather

St. Louis has distinct seasons. Summers are hot, and temperatures can get as high as 90 degrees F. Spring is usually a rainy season for St. Louis, so it is best to pack an umbrella for your trip during March, April and May. Fall is usually mild, with temperatures averaging 57 degrees F. Winters can be freezing, with temperature falling to 20 degrees F. Bring a warm coat and boots during winter trips to St. Louis.

Popular Attractions in St. Louis

St. Louis offers a variety of attractions for visitors. Some popular attractions include the famous Gateway Arch, Six Flags of St. Louis, the Saint Louis Zoo and Forest Park. St. Louis is also home to several theaters, such as the Ferrara Theatre, Fox Theatre, and Grand Center. Some popular museums include the St. Louis Children's Museum and the Beall Mansion Museums. Book flights to St. Louis with the help of Orbitz.com to visit these popular attractions.

Frequently asked questions

What is the shortest flight from Knoxville to St. Louis?
It can take just 2 hours and 20 minutes to get from Knoxville, TN (TYS-McGhee Tyson) to STL. Settle in and enjoy the journey, because you’ll be walking through arrivals in a flash.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won’t keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.