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$177+ Cheap flights from St. Louis to Lexington (STL - LEX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LEX
Jan 27 — Feb 31
Mon 1/27
Mon 2/3
1 adult, Economy
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Cheap flight deals from St. Louis to Lexington

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Lexington (LEX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$229
(Delta)

One-way from

$177
(American Airlines)

Popular in

April

Cheapest in

August

Average price

$253
Provider with most accurate pricing for Lambert-St Louis-Lexington Blue Grass flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Lexington Blue Grass flights.
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From Lambert-St Louis to Lexington Blue Grass
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One-way flight from Lambert-St Louis to Lexington Blue Grass
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Highest demand for flights based on searches. 9% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from St. Louis to Lexington

Cheapest flights from St. Louis to Lexington
Explore the most affordable flight options available from St. Louis to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 22, 2025.

This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/206:43 amSTL - LEX
1 stop3h 41mDelta
Thu 2/277:48 pmLEX - STL
1 stop4h 49mDelta
Deal found 1/21$229
This American Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/52:15 pmSTL - LEX
1 stop4h 24mAmerican Airlines
Sun 2/98:09 pmLEX - STL
1 stop4h 37mAmerican Airlines
Deal found 1/21$269
This United Airlines deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/145:36 pmSTL - LEX
1 stop18h 37mUnited Airlines
Mon 2/175:45 pmLEX - STL
2 stops23h 48mUnited Airlines
Deal found 1/22$549

Find flights from St. Louis to Lexington within your budget

Customize your flight search to find flights from St. Louis to Lexington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 22, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisLexington

STL - LEX

STLLEX

Lambert-St Louis

Thu 2/20

6:43 am-11:24 am

1 stop3h 41m

Lexington Blue Grass

Thu 2/27

7:48 pm-11:37 pm

1 stop4h 49m

$229

St. LouisLexington

STL - LEX

STLLEX

Lambert-St Louis

Wed 2/5

2:15 pm-7:39 pm

1 stop4h 24m

Lexington Blue Grass

Sun 2/9

8:09 pm-11:46 pm

1 stop4h 37m

$269

St. LouisLexington

STL - LEX

STLLEX

Lambert-St Louis

Fri 2/14

5:36 pm-1:13 pm

1 stop18h 37m

Lexington Blue Grass

Mon 2/17

5:45 pm-4:33 pm

2 stops23h 48m

$549

St. LouisLexington

STL - LEX

STLLEX

Lambert-St Louis

Thu 2/20

11:04 am-10:11 pm

1 stop10h 07m

$177

St. LouisLexington

STL - LEX

STLLEX

Lambert-St Louis

Fri 2/21

6:00 am-12:26 pm

1 stop5h 26m

$192

St. LouisLexington

STL - LEX

STLLEX

Lambert-St Louis

Fri 4/18

1:43 pm-1:24 pm

2 stops22h 41m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Compare providers for flights from St. Louis to Lexington

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Lexington in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Lexington flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Lexington flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Lexington flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Lexington flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Lexington flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Lexington

Have a flexible travel schedule? Discover the best time to fly to Lexington from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from St. Louis to Lexington

Get recent, data-driven insights about flights from St. Louis to Lexington including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from St. Louis to Lexington?

Currently, August is the cheapest month in which you can book a flight from St. Louis to Lexington (average of $303). Flying from St. Louis to Lexington in May is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to LEX?

Find hourly flight availability from St. Louis to Lexington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 22, 2025.

It’s optimal to fly from St. Louis to Lexington at noon. By choosing this option you can save up to 2% on the cost of your flight, compared to a flight in the morning.

Rainfall in Lexington by month

Plan your trip to Lexington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Lexington ranges from 2.9 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Lexington when rainfall is around 2.9 in.

Temperature in Lexington by month

Plan your trip to Lexington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Lexington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Lexington

Get insights into the airlines that provide service to Lexington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lexington. Reviews last updated January 22, 2025.
Delta
8.0
Very good
8,514 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,514 reviews
Delta
8.0
Very good
8,514 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,975 reviews
Delta
8.0
Very good
8,514 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,514 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Lexington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from St. Louis to Lexington round-trip?

    Our cheapest airline available from St. Louis to Lexington is Delta. Our recent data shows that you can find tickets from as low as $229 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $269 and $549 round-trip. Delta is currently priced 25% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from St. Louis to Lexington one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $177. Delta flights start at $192 while deals on United Airlines start at $304 one-way.

  • Can I find deals for flights from St. Louis to Lexington that include hotel bookings?

    Yes. In addition to deals on St. Louis to Lexington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Lexington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Lexington.

  • Can I find deals for business class flights from St. Louis to Lexington?

    Yes. Cheapflights offers flight deals from St. Louis to Lexington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Lexington?

    Currently, August is the cheapest month in which you can book a flight from St. Louis to Lexington (average of $303). Flying from St. Louis to Lexington in May is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Danville
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Berea
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Top airline flying from St. Louis to Lexington

Discover the top airline that operate flights from St. Louis to Lexington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$198Average$313FlexibilityNo cancel feeOn-time71%
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