Cheap Flights from St. Louis (STL) to Tri-Cities (TRI)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Tri-Cities, TN (TRI-Tri-Cities Regional)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 45% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in
Flights from St. Louis (STL) to Tri-Cities (TRI)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Tri-Cities Regional
Distance
740 km

St. Louis to Blountville Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from St. Louis to Blountville will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Blountville.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with STL to TRI flights that won’t make your bank account wince. Ready to temporarily leave behind St. Louis for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to TRI with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from Lambert-St. Louis Intl. Airport (STL) to Tri-Cities Regional Airport (TRI)?
The lowest price advertised for a round-trip journey from STL to Tri-Cities Airport is . But you better act fast. This figure is taken from fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from St. Louis Lambert International Airport to Tri-Cities Airport?
Most flights can be conveniently canceled online, but whether you incur a fee depends on your airline. If you do need to cancel your getaway, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Lambert Field to Tri-Cities Regional Airport (TRI) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Lambert-St. Louis Intl. Airport (STL) to Tri-Cities Regional Airport (TRI) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Lambert Field to TRI?
A flight distance of just 750 kilometers separates St. Louis and Blountville. Once you're in the air, you won't get a chance to do much more than listen to some short podcasts.
Which airlines fly direct from STL to Tri-Cities Regional Airport (TRI)?
If you want to travel straight from Lambert Field to TRI, you'll have to book a flight with one or more stops. Unfortunately, there aren't any airlines that fly directly on this route.
Are Lambert Field to TRI flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so there are no guarantees. While last-minute deals between STL and Tri-Cities Airport are possible, it's also a good idea to keep a close eye on prices well before you fly. In fact, some air carriers announce their prices up to a year ahead of the departure date. Expedia is constantly updating the biggest bargains around, so keep checking and be ready to secure your seat when the fares dip.

Explore a world of travel with Expedia

*Available to Expedia members.