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Cheap flights from Lexington to St. Louis from $169

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lexington to St. Louis departing on 10/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Lexington to St. Louis

Cheap round-trip flights

Delta Logo
1:14 pm - 6:02 pmLEX-STL
5h 48m1 stop
Delta Logo
2:15 pm - 9:27 pmSTL-LEX
6h 12m1 stop
$229Delta
Find Deal
sáb., oct. 25 - lun., oct. 27
Delta Logo
7:51 pm - 11:14 pmLEX-STL
4h 23m1 stop
Delta Logo
6:00 am - 12:18 pmSTL-LEX
5h 18m1 stop
$234Delta
Find Deal
dom., ago. 17 - dom., ago. 24
American Airlines Logo
5:15 pm - 11:05 pmLEX-STL
6h 50m1 stop
American Airlines Logo
6:00 am - 11:11 amSTL-LEX
4h 11m1 stop
$239American Airlines
Find Deal
mié., ago. 13 - dom., ago. 17
American Airlines Logo
6:00 am - 1:12 pmLEX-STL
8h 12m2 stops
American Airlines Logo
5:27 am - 10:26 amSTL-LEX
3h 59m1 stop
$244American Airlines
Find Deal
mié., ago. 13 - dom., ago. 17
American Airlines Logo
6:51 pm - 11:56 pmLEX-STL
6h 05m1 stop
American Airlines Logo
6:45 pm - 11:59 pmSTL-LEX
4h 14m1 stop
$259American Airlines
Find Deal
vie., nov. 7 - dom., nov. 9
American Airlines Logo
6:34 pm - 10:05 pmLEX-STL
4h 31m1 stop
American Airlines Logo
7:23 am - 6:44 pmSTL-LEX
10h 21m2 stops
$288American Airlines
Find Deal
vie., sep. 5 - sáb., sep. 6
United Airlines Logo
5:44 pm - 10:45 pmLEX-STL
6h 01m1 stop
United Airlines Logo
9:17 am - 5:07 pmSTL-LEX
6h 50m1 stop
$324United Airlines
Find Deal
vie., ago. 15 - mar., ago. 19
Delta Logo
5:56 pm - 9:15 pmLEX-STL
4h 19m1 stop
Delta Logo
10:40 am - 5:08 pmSTL-LEX
5h 28m1 stop
$379Delta
Find Deal
lun., sep. 15 - mié., sep. 17
United Airlines Logo
7:00 am - 12:27 pmLEX-STL
6h 27m1 stop
United Airlines Logo
9:09 am - 5:01 pmSTL-LEX
6h 52m1 stop
$393United Airlines
Find Deal
mié., ago. 13 - sáb., ago. 16
United Airlines Logo
5:48 pm - 12:43 pmLEX-STL
19h 55m2 stops
United Airlines Logo
5:30 pm - 11:37 pmSTL-LEX
5h 07m1 stop
$462United Airlines
Find Deal
vie., sep. 12 - lun., sep. 15

American Airlines flights from Lexington to St. Louis

Our best American Airlines deals on Lexington to St. Louis flight tickets
American Airlines
Aug 13
LEX5:15 pmLexington Blue Grass
6h 50m
1 stop
STL11:05 pmLambert-St Louis
Aug 17
STL6:00 amLambert-St Louis
4h 11m
1 stop
LEX11:11 amLexington Blue Grass
$239
Find similar
American Airlines
Aug 13
LEX6:00 amLexington Blue Grass
8h 12m
2 stops
STL1:12 pmLambert-St Louis
Aug 17
STL5:27 amLambert-St Louis
3h 59m
1 stop
LEX10:26 amLexington Blue Grass
$244
Find similar
American Airlines
Nov 7
LEX6:51 pmLexington Blue Grass
6h 05m
1 stop
STL11:56 pmLambert-St Louis
Nov 9
STL6:45 pmLambert-St Louis
4h 14m
1 stop
LEX11:59 pmLexington Blue Grass
$259
Find similar

Delta flights from Lexington to St. Louis

Our best Delta deals on Lexington to St. Louis flight tickets
Delta
Oct 25
LEX1:14 pmLexington Blue Grass
5h 48m
1 stop
STL6:02 pmLambert-St Louis
Oct 27
STL2:15 pmLambert-St Louis
6h 12m
1 stop
LEX9:27 pmLexington Blue Grass
$229
Find similar
Delta
Aug 17
LEX7:51 pmLexington Blue Grass
4h 23m
1 stop
STL11:14 pmLambert-St Louis
Aug 24
STL6:00 amLambert-St Louis
5h 18m
1 stop
LEX12:18 pmLexington Blue Grass
$234
Find similar
Delta
Sep 15
LEX5:56 pmLexington Blue Grass
4h 19m
1 stop
STL9:15 pmLambert-St Louis
Sep 17
STL10:40 amLambert-St Louis
5h 28m
1 stop
LEX5:08 pmLexington Blue Grass
$379
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Lexington to St. Louis 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, momondo users made 832,500 searches. Data last updated julio 31, 2025.
Use the filters below to find and compare flights from Lexington to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LexingtonSt. Louis

LEX - STL

LEXSTL

Lexington Blue Grass

sáb. 10/25

1:14 pm-6:02 pm

1 stop5h 48m

Lambert-St Louis

lun. 10/27

2:15 pm-9:27 pm

1 stop6h 12m

$229

LexingtonSt. Louis

LEX - STL

LEXSTL

Lexington Blue Grass

dom. 8/17

7:51 pm-11:14 pm

1 stop4h 23m

Lambert-St Louis

dom. 8/24

6:00 am-12:18 pm

1 stop5h 18m

$234

LexingtonSt. Louis

LEX - STL

LEXSTL

Lexington Blue Grass

mié. 8/13

5:15 pm-11:05 pm

1 stop6h 50m

Lambert-St Louis

dom. 8/17

6:00 am-11:11 am

1 stop4h 11m

$239

LexingtonSt. Louis

LEX - STL

LEXSTL

Lexington Blue Grass

mié. 8/13

6:00 am-1:12 pm

2 stops8h 12m

Lambert-St Louis

dom. 8/17

5:27 am-10:26 am

1 stop3h 59m

$244

LexingtonSt. Louis

LEX - STL

LEXSTL

Lexington Blue Grass

vie. 11/7

6:51 pm-11:56 pm

1 stop6h 05m

Lambert-St Louis

dom. 11/9

6:45 pm-11:59 pm

1 stop4h 14m

$259

LexingtonSt. Louis

LEX - STL

LEXSTL

Lexington Blue Grass

vie. 9/5

6:34 pm-10:05 pm

1 stop4h 31m

Lambert-St Louis

sáb. 9/6

7:23 am-6:44 pm

2 stops10h 21m

$288

LexingtonSt. Louis

LEX - STL

LEXSTL

Lexington Blue Grass

vie. 8/15

5:44 pm-10:45 pm

1 stop6h 01m

Lambert-St Louis

mar. 8/19

9:17 am-5:07 pm

1 stop6h 50m

$324

LexingtonSt. Louis

LEX - STL

LEXSTL

Lexington Blue Grass

lun. 9/15

5:56 pm-9:15 pm

1 stop4h 19m

Lambert-St Louis

mié. 9/17

10:40 am-5:08 pm

1 stop5h 28m

$379

LexingtonSt. Louis

LEX - STL

LEXSTL

Lexington Blue Grass

mié. 8/13

7:00 am-12:27 pm

1 stop6h 27m

Lambert-St Louis

sáb. 8/16

9:09 am-5:01 pm

1 stop6h 52m

$393

LexingtonSt. Louis

LEX - STL

LEXSTL

Lexington Blue Grass

vie. 9/12

5:48 pm-12:43 pm

2 stops19h 55m

Lambert-St Louis

lun. 9/15

5:30 pm-11:37 pm

1 stop5h 07m

$462

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Lexington to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Lexington and St. Louis?

What is the cheapest month to fly to St. Louis?

In general, July is the cheapest month to fly from Lexington to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $248. The month of December is another great option to travel to St. Louis, with average flight prices from Lexington averaging around $253.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Wednesday when prices can be found for as low as $233. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $380. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Lexington in the evening is the least expensive time of day to depart. momondo users have found prices as low as $278 when looking at flights departing in the evening. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $288 per ticket.

When to book flights from Lexington to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Lexington to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Lexington to St. Louis (LEX to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Lexington to St. Louis

Best Price Found

$169

Fastest flight time

4h 19m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Lexington in the past 72 hours is $169. The best round-trip flight deal from Lexington to St. Louis found on momondo in the last 72 hours is $229.
The fastest flight from Lexington to St. Louis takes 4h 19m
There are no direct flights from Lexington to St. Louis. Popular non-direct route for this connection is Lexington Blue Grass Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)
Search flight deals

  • How far is Lexington Blue Grass to Lambert-St Louis by plane?

    There are 311.1 mi between Lexington Blue Grass and Lambert-St Louis. By plane, this route typically takes 4h 19m.

  • When did momondo last update prices for flights from Lexington Blue Grass Airport to Lambert-St Louis Airport?

    Prices for flights from Lexington Blue Grass Airport to Lambert-St Louis Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lexington Blue Grass Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Lexington Blue Grass Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lexington Blue Grass Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Lexington to St. Louis?

Best airlines flying from Lexington to St. Louis

Compare and see reviews for airlines that fly from Lexington to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $228Free CancellationRating
8.0
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $228Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
Florissant
Fenton
Collinsville
O'Fallon
Alton
St. Peters
Farmington
Wentzville
Festus
Glencoe
Eureka
Edwardsville
Clayton
Shrewsbury
Grafton

Why use momondo?

Why should I use momondo to find a flight deal from Lexington to St. Louis?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Lexington to St. Louis. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Lexington to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Lexington to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Lexington to St. Louis?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Lexington.

I’m not ready to book a flight from Lexington to St. Louis right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to St. Louis from Lexington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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