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

Last Minute Flights from TRI to STL

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
TRISt. LouisMarch 15 to March 20$757
*Prices include taxes and fees

Cheapest TRI to STL Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
TRISt. LouisMarch 27 to March 30$274
TRISt. LouisSeptember 10 to September 14$289
TRISt. LouisSeptember 10 to September 14$294
TRISt. LouisJuly 3 to July 5$740
*Prices include taxes and fees
TRI to STL Flight Details
Origin airport
Tri-Cities Regional
Origin airport IATA code
TRI
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Distance
462 mi

Frequently asked questions

What airlines fly direct from Tri-Cities Airport to Lambert-St. Louis Intl. Airport (STL)?
Unfortunately, there are no air carriers that fly nonstop from Tri-Cities Regional Airport (TRI) to Lambert Field. Spread things out with one or two stops to reach this destination.
How many flights are there from TRI to STL?
At least 10 flights are scheduled daily between Tri-Cities, TN (TRI-Tri-Cities Regional) and St. Louis, MO (STL-Lambert-St. Louis Intl.). Fasten your safety belt because your plane to St. Louis is ready to jet off.
How long does it take to fly from Tri-Cities, TN (TRI-Tri-Cities Regional) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
This flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to St. Louis, MO (STL-Lambert-St. Louis Intl.) will take approximately 3 hours and 32 minutes. Here's your chance to read the novel that's been on your bookshelf for a while or catch up on your beauty sleep.
What is the flight distance from Tri-Cities, TN (TRI-Tri-Cities Regional) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
Tri-Cities, TN (TRI-Tri-Cities Regional) to St. Louis, MO (STL-Lambert-St. Louis Intl.) is a short-haul trip of 460 miles (750 1). You'll barely have enough time to settle into your seat before you're already landing in St. Louis.
How many morning flights are there from TRI to STL?
With 35 morning flights from TRI to STL per week, you're not short of options to choose from.

  • American Airlines (AA) operates 21 weekly services that leave before noon. The first departs at 5:10AM.
  • Or else, reserve a ticket with Delta Air Lines (DL) and fly out as early as 6:05AM. This company has 14 morning flights every week between TRI and STL.

How many afternoon flights are there from TRI to STL?
Forget about the dreaded crack-of-dawn check in and choose one of the 40 weekly afternoon and evening flights from TRI to STL. Afternoon and evening services advertised by American Airlines (AA) start at 2:34PM. In total, this carrier operates 27 weekly flights that depart after midday.
What is the earliest departure time out of Blountville to St. Louis?
5:10AM is the first flight you can get out of TRI, arriving at STL at 11:42PM. Save valuable time in the morning by having your bags zipped up and ready to be thrown in the boot.
What is the latest departure time out of Blountville to St. Louis?
Book a seat on the 8:40PM flight from TRI, touching down at STL at 8:30PM, and give yourself time to attend to those last-minute vacation preparations. This is the latest flight you can take on this route.
What is the average price from Blountville to St. Louis?
Flights from TRI to STL are on offer for around $274. You'll want to get a move on, because fabulous fares get scooped up in a hurry! This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Tri-Cities to St. Louis Flights

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