Need help booking?
Unpublished phone-only deals available
LEX to STL: distance & flight time
Lexington KY (Blue Grass Airport) → St. Louis (St Louis Lambert International Airport)
316 mi
508 km · 275 nm
1h 18m
estimated nonstop flight time
-1h
time difference · heading west
See live LEX→STL fares Phone-only fares on this route — call free
Flight time details
316 miles nonstop takes roughly 1h 18m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- LEX — Blue Grass Airport · Lexington KY, United States
- STL — St Louis Lambert International Airport · St. Louis, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near LEX
- FFT · Capital City Airport19 mi away
- LOU · Bowman Field59 mi away
- SDF · Louisville International Standiford Field62 mi away
- SME · Lake Cumberland Regional Airport68 mi away
Near STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Frequently asked questions
How far is LEX from STL?
The flight distance from Lexington KY (LEX) to St. Louis (STL) is 316 miles (508 km, 275 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LEX to STL?
A nonstop flight takes about 1h 18m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Lexington KY and St. Louis?
St. Louis is 1 hour behind Lexington KY.
What is the cheapest way to fly from LEX to STL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LEX–STL that never appear on search engines, with no booking fees.