Beginning of main content

Earn rewards on top of your airline miles with Orbitz Rewards

Many airlines offer flexible change policies

Sign up to receive text alerts about your trip

This Weekend's Flight Deals to St. Louis

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fares from $108 One Way, $175 Round Trip from Knoxville to St. Louis

Prices starting at $175 for return flights and $108 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.

Need A Hotel In St. Louis?

Hotels In Top St. Louis Neighborhoods

Stay Near Exciting St. Louis Attractions

More About Flying To St. Louis from Knoxville

Route Information for Flights from Knoxville to St. Louis

Origin Airport IATA CodeTYS
Destination Airport IATA CodeSTL
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.

Flights from Knoxville to St. Louis - Frequently Asked Questions

Are there non-stop flights from Knoxville to St. Louis?

There are no direct services between Knoxville and St. Louis, so you'll need to switch planes. But it's not the end of the world. American Airlines, United Airlines and Delta Air Lines fly from Knoxville, TN (TYS-McGhee Tyson) to St. Louis, MO (STL-Lambert-St. Louis Intl.) with a single stopover.

What is the shortest flight from Knoxville to St. Louis?

It can zip by in as little as 2 hours and 20 minutes. If you're of the opinion that your vacation hours should be spent 'vacationing' instead of flying, you'll enjoy the trip from Knoxville to St. Louis.

If I am not able to travel due to COVID-19, can I cancel my flight to St. Louis?

We get that traveling right now has its challenges, so it's good to know that many reservations booked through us are able to be cancelled or changed. If your travel plans to St. Louis have been affected by COVID-19, a lot of airlines are making things easier by offering credits to use at a later date. Just sign in to your account and you'll quickly see what options are available. Our Customer Service Portal is the place to go for more information.

Are there flights to St. Louis with flexible change policies?

In most cases you'll have the option to reschedule your flight to St. Louis without a change fee. All you have to do then is pay the difference between the old flight and the new one. Look for the "no change fees" filter and book with confidence.

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 2019 shows that Tuesday is the cheapest day to depart, followed by Monday. 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 the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a fresh start to the new year. Be aware that the most expensive time to fly isn't the height of summer, as most people assume, but the festive month of December.

How can I save money on flights?

To really save big on your next vacation, think outside the box. Select two different airlines or fare types for your return trip and you'll generally get a much better deal. Those who tried this on Orbitz in 2019 saved over 50% on their airfares. Get mixing and matching today!

*According to flight demand on Orbitz.com from January to December 2019. Savings are subject to change based on departure location, date and destination.

^Savings based on all package bookings with Flight + Hotel made on Orbitz.com from January 1, 2019 to December 31, 2019 as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages.