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Cheap flights from Lafayette to St. Louis from $309

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Lafayette to St. Louis departing on 6/13. 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 Lafayette to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:27 pm - 9:40 pm
LFT
-
STL
4h 13m
1 stop
American Airlines Logo
5:30 am - 10:21 am
STL
-
LFT
4h 51m
1 stop
$309American Airlines
Sat, Jun 13 - Fri, Jun 19
American Airlines Logo
5:27 pm - 9:42 pm
LFT
-
STL
4h 15m
1 stop
American Airlines Logo
8:36 am - 1:22 pm
STL
-
LFT
4h 46m
1 stop
$339American Airlines
Sat, May 30 - Wed, Jun 3
American Airlines Logo
7:00 am - 4:44 pm
LFT
-
STL
9h 44m
2 stops
American Airlines Logo
8:36 am - 1:22 pm
STL
-
LFT
4h 46m
1 stop
$360American Airlines
Sat, May 30 - Wed, Jun 3
United Airlines Logo
4:06 pm - 10:30 pm
LFT
-
STL
6h 24m
1 stop
United Airlines Logo
8:50 am - 1:19 pm
STL
-
LFT
4h 29m
1 stop
$363United Airlines
Sat, Oct 24 - Wed, Oct 28
United Airlines Logo
5:20 am - 2:18 pm
LFT
-
STL
8h 58m
2 stops
United Airlines Logo
8:50 am - 1:19 pm
STL
-
LFT
4h 29m
1 stop
$368United Airlines
Sat, Oct 24 - Wed, Oct 28
Delta Logo
5:03 pm - 11:56 pm
LFT
-
STL
6h 53m
1 stop
Delta Logo
9:21 am - 2:39 pm
STL
-
LFT
5h 18m
1 stop
$376Delta
Thu, Jun 18 - Thu, Jun 25
American Airlines Logo
7:00 am - 4:44 pm
LFT
-
STL
9h 44m
2 stops
American Airlines Logo
7:05 am - 4:56 pm
STL
-
LFT
9h 51m
2 stops
$400American Airlines
Sat, May 30 - Wed, Jun 3
United Airlines Logo
5:20 am - 3:38 pm
LFT
-
STL
10h 18m
2 stops
United Airlines Logo
9:23 am - 7:17 pm
STL
-
LFT
9h 54m
2 stops
$417United Airlines
Sat, Oct 24 - Wed, Oct 28
American Airlines Logo
5:25 pm - 11:59 pm
LFT
-
STL
6h 34m
1 stop
American Airlines Logo
5:29 am - 10:21 am
STL
-
LFT
4h 52m
1 stop
$441American Airlines
Sun, Jun 21 - Sat, Jun 27
American Airlines Logo
5:25 pm - 11:59 pm
LFT
-
STL
6h 34m
1 stop
American Airlines Logo
9:04 am - 7:29 pm
STL
-
LFT
10h 25m
2 stops
$472American Airlines
Sun, Jun 21 - Sat, Jun 27

American Airlines flights from Lafayette to St. Louis

Our best American Airlines deals on Lafayette to St. Louis flight tickets
American Airlines
Jun 13
LFT5:27 pmLafayette Regional
4h 13m
1 stop
STL9:40 pmLambert-St Louis
Jun 19
STL5:30 amLambert-St Louis
4h 51m
1 stop
LFT10:21 amLafayette Regional
$309
American Airlines
May 30
LFT5:27 pmLafayette Regional
4h 15m
1 stop
STL9:42 pmLambert-St Louis
Jun 3
STL8:36 amLambert-St Louis
4h 46m
1 stop
LFT1:22 pmLafayette Regional
$339
American Airlines
May 27
LFT1:53 pmLafayette Regional
10h 01m
2 stops
STL11:54 pmLambert-St Louis
Jun 3
STL5:25 amLambert-St Louis
4h 56m
1 stop
LFT10:21 amLafayette Regional
$360

Delta flights from Lafayette to St. Louis

Our best Delta deals on Lafayette to St. Louis flight tickets
Delta
May 27
LFT5:15 pmLafayette Regional
6h 44m
1 stop
STL11:59 pmLambert-St Louis
Jun 3
STL7:05 amLambert-St Louis
7h 18m
1 stop
LFT2:23 pmLafayette Regional
$311
Delta
Jun 18
LFT5:03 pmLafayette Regional
6h 53m
1 stop
STL11:56 pmLambert-St Louis
Jun 25
STL9:21 amLambert-St Louis
5h 18m
1 stop
LFT2:39 pmLafayette Regional
$376
Delta
May 22
LFT5:15 pmLafayette Regional
6h 44m
1 stop
STL11:59 pmLambert-St Louis
May 28
STL9:13 amLambert-St Louis
5h 10m
1 stop
LFT2:23 pmLafayette Regional
$399

momondo Fare Finder

 
Customize your flight search to find flights from Lafayette 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 May 18, 2026.
Use the filters below to find and compare flights from Lafayette to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Sat 6/13

5:27 pm-9:40 pm

1 stop4h 13m

Lambert-St Louis

Fri 6/19

5:30 am-10:21 am

1 stop4h 51m

$309
Quickest round-trip

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Sat 5/30

5:27 pm-9:42 pm

1 stop4h 15m

Lambert-St Louis

Wed 6/3

8:36 am-1:22 pm

1 stop4h 46m

$339

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Sat 5/30

7:00 am-4:44 pm

2 stops9h 44m

Lambert-St Louis

Wed 6/3

8:36 am-1:22 pm

1 stop4h 46m

$360

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Sat 10/24

4:06 pm-10:30 pm

1 stop6h 24m

Lambert-St Louis

Wed 10/28

8:50 am-1:19 pm

1 stop4h 29m

$363

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Sat 10/24

5:20 am-2:18 pm

2 stops8h 58m

Lambert-St Louis

Wed 10/28

8:50 am-1:19 pm

1 stop4h 29m

$368

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Thu 6/18

5:03 pm-11:56 pm

1 stop6h 53m

Lambert-St Louis

Thu 6/25

9:21 am-2:39 pm

1 stop5h 18m

$376

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Sat 5/30

7:00 am-4:44 pm

2 stops9h 44m

Lambert-St Louis

Wed 6/3

7:05 am-4:56 pm

2 stops9h 51m

$400

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Sat 10/24

5:20 am-3:38 pm

2 stops10h 18m

Lambert-St Louis

Wed 10/28

9:23 am-7:17 pm

2 stops9h 54m

$417

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Sun 6/21

5:25 pm-11:59 pm

1 stop6h 34m

Lambert-St Louis

Sat 6/27

5:29 am-10:21 am

1 stop4h 52m

$441

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Sun 6/21

5:25 pm-11:59 pm

1 stop6h 34m

Lambert-St Louis

Sat 6/27

9:04 am-7:29 pm

2 stops10h 25m

$472

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to St. Louis from

How to get the cheapest flight ticket from Lafayette 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 Lafayette and St. Louis?

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

In general, August is the cheapest month to fly from Lafayette to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of July is another great option to travel to St. Louis, with average flight prices from Lafayette averaging around $228.

When to book flights from Lafayette to St. Louis

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

Cheap Lafayette to St. Louis (LFT to STL) flight deals and tips

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

Fastest flight time

4h 34m

Direct flights

None
The fastest flight from Lafayette to St. Louis takes 4h 34m
There are no direct flights from Lafayette to St. Louis. There are no popular flight routes from Lafayette to St. Louis.
Search flight deals

Frequently asked questions about flying from Lafayette to St. Louis

  • How far is Lafayette Regional to Lambert-St Louis by plane?

    Lafayette Regional and Lambert-St Louis are 589.4 mi apart from one another. 4h 34m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Lafayette Regional Airport to Lambert-St Louis Airport?

    Prices for flights from Lafayette Regional Airport to Lambert-St Louis Airport refresh daily.

  • How many operators does momondo search for flights from Lafayette Regional Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Lafayette Regional Airport to Lambert-St Louis Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lafayette Regional 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 Lafayette to St. Louis?

Best airlines flying from Lafayette to St. Louis

Compare and see reviews for airlines that fly from Lafayette to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $228Free CancellationRating
7.1
11,648 reviews
Search American Airlines flights
DeltaPriceFrom $304Free CancellationRating
7.9
8,447 reviews
Search Delta 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
O'Fallon
St. Peters
Collinsville
Alton
Wentzville
Fenton
Farmington
Festus
Eureka
Clayton
Litchfield
Edwardsville
Shrewsbury
Grafton

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Lafayette to St. Louis. momondo saves you time and could save you money on your trip.

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

Flights from Lafayette to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Lafayette to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from Lafayette and alert you when they change.

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