Cheap Flights from St Louis to Lexington Blue Grass

Compare St Louis to Lexington Blue Grass flight deals

Find the cheapest month or even day of the year to fly to Lexington Blue Grass

Book the best Lexington Blue Grass fare with no extra fees

Flight deals from St Louis to Lexington Blue Grass

Looking for a cheap last-minute deal or the best return flight from St Louis Airport to Lexington Blue Grass Airport? If you want to travel next month, return fares start from ج.م.‏ 13,990. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from St Louis to Lexington Blue Grass

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Lexington Blue Grass flights are currently cheapest in June.

St Louis to Lexington Blue Grass: Alternative routes

Compare routes from St Louis to Lexington below. You may find an airport to fly into that's cheaper, faster, or easier than Lexington Blue Grass.

St Louis to Lexington: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 9,264
Cheapest month to flyJune

Finding cheap flights from St Louis to Lexington Blue Grass: Frequently asked questions

The best price we found for a return flight from St Louis to Lexington Blue Grass is ج.م.‏ 13,990. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from St Louis to Lexington Blue Grass. But we found flights with one or more stops from ج.م.‏ 13,990.
As of June 2026, there are no flights flying from St Louis to Lexington Blue Grass.
The cheapest month to fly from St Louis to Lexington Blue Grass is usually July.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Lexington Blue Grass Airport on Wednesday, 1 July 2026.
No airlines currently offer direct flights between St Louis Airport and Lexington Blue Grass Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Lexington Blue Grass but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Lexington is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Delta offers the cheapest flight tickets to Lexington Blue Grass.

Flying from Lambert-St. Louis International Airport (STL) to Blue Grass Airport (LEX): what you need to know

  • Leave enough time to catch your STL to LEX flight. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Travelling during a peak month like July? School holidays and other high seasons can mean longer lines at check-in and security. Play things extra safe and get there up to four hours before an international flight and two hours before domestic departures.

  • We make it a cinch to book a flight with a stopover. To see all your options for tickets from Lambert-St. Louis International Airport to Blue Grass Airport, uncheck 'Direct flights only.' Then, pick a flight offering a stop long enough to tour your chosen city. Worthwhile stopovers between STL and LEX include:

    • Hartsfield-Jackson Atlanta International Airport

    • O'Hare International Airport

    • Detroit Metropolitan Wayne County Airport

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to Blue Grass Airport (LEX)

  • ج.م.‏ 9,264 is currently the lowest price for a one-way Lambert-St. Louis International Airport to Blue Grass Airport flight. A return flight starts at ج.م.‏ 13,990. These fares can change depending on availability.

  • It's a good idea to book as early as possible if you want to get cheap tickets from STL to LEX. That's because airlines adjust prices based on demand, which tends to rise closer to departure.

  • The 'Whole month' search tool shows you the cheapest flights from Lambert-St. Louis International Airport to Blue Grass Airport throughout the month. It's an easy way to find a bargain if your travel plans aren't set in stone.

  • Save time looking for cheap flights from STL to LEX by setting up a Price Alert. You'll receive an email or push notification on the app when a new discounted fare appears.

  • Choose your ideal arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Lambert-St. Louis International Airport to Blue Grass Airport.

Handy information about Lambert-St. Louis International Airport (STL)

Arriving at Blue Grass Airport (LEX)

Getting from Blue Grass Airport (LEX) to central Lexington

  • LEX is located at 4000 Terminal Drive, Suite 206.

  • From Blue Grass Airport, Lexington is approximately 13 kilometres away. It takes around 20 minutes to get to the centre driving.

  • Travelling on public transport will take you around 1 hour 10 minutes.

When to fly to Blue Grass Airport (LEX)

  • July is the most popular month for flights from Lambert-St. Louis International Airport to Blue Grass Airport. To escape the crowds, head to Lexington in February.

  • The warmest month in Lexington is July, with temperatures ranging between 17ºC and 32ºC. Lock in your flights from Lambert-St. Louis International Airport to Blue Grass Airport in this month if this is the kind of weather you like.

  • Look for cheap tickets from STL to LEX in January if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between -8ºC and 8ºC on average.

Explore more of United States

  • Lexington is easy to fall in love with, but there are so many other parts of United States waiting to be explored. Around 257 kilometres north-east of Lexington, a visit to Columbus will keep your itinerary busy. Don't miss top attractions like Franklin Park Conservatory and Botanical Gardens, Ohio Statehouse and German Village.

  • If there's time to check out another well-known destination in United States, head for Indianapolis, about 241 kilometres north-west of Lexington. The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo are highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.