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Cheap flights from St. Louis to Lafayette from $126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Lafayette departing on 3/4. 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 St. Louis to Lafayette

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 am - 10:39 am
STL
-
LFT
4h 39m
1 stop
Delta Logo
5:21 pm - 11:36 pm
LFT
-
STL
6h 15m
1 stop
$251Delta
Wed, Mar 4 - Wed, Mar 4
Delta Logo
6:00 am - 10:46 am
STL
-
LFT
4h 46m
1 stop
Delta Logo
3:00 pm - 9:06 pm
LFT
-
STL
6h 06m
1 stop
$279Delta
Mon, Mar 9 - Mon, Mar 16
Delta Logo
7:10 am - 2:34 pm
STL
-
LFT
7h 24m
1 stop
Delta Logo
5:21 pm - 11:36 pm
LFT
-
STL
6h 15m
1 stop
$289Delta
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
5:12 am - 9:58 am
STL
-
LFT
4h 46m
1 stop
American Airlines Logo
5:35 am - 10:59 am
LFT
-
STL
5h 24m
1 stop
$314American Airlines
Fri, Mar 13 - Fri, Mar 20
American Airlines Logo
5:12 am - 9:53 am
STL
-
LFT
4h 41m
1 stop
American Airlines Logo
2:34 pm - 11:48 pm
LFT
-
STL
9h 14m
2 stops
$329American Airlines
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
5:12 am - 9:53 am
STL
-
LFT
4h 41m
1 stop
American Airlines Logo
2:34 pm - 11:48 pm
LFT
-
STL
9h 14m
2 stops
$379American Airlines
Wed, Mar 4 - Wed, Mar 4
Delta Logo
6:00 am - 10:46 am
STL
-
LFT
4h 46m
1 stop
Delta Logo
6:00 am - 11:09 am
LFT
-
STL
5h 09m
1 stop
$434Delta
Thu, Mar 26 - Sun, Mar 29
American Airlines Logo
8:00 am - 5:50 pm
STL
-
LFT
9h 50m
2 stops
American Airlines Logo
2:34 pm - 11:48 pm
LFT
-
STL
9h 14m
2 stops
$459American Airlines
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
5:20 am - 10:12 am
STL
-
LFT
4h 52m
1 stop
American Airlines Logo
5:07 pm - 10:59 pm
LFT
-
STL
5h 52m
1 stop
$497American Airlines
Thu, Apr 9 - Sun, Apr 12
American Airlines Logo
10:33 am - 9:59 pm
STL
-
LFT
11h 26m
2 stops
American Airlines Logo
6:20 pm - 10:58 pm
LFT
-
STL
4h 38m
1 stop
$499American Airlines
Mon, Mar 9 - Mon, Mar 16

Delta flights from St. Louis to Lafayette

Our best Delta deals on St. Louis to Lafayette flight tickets
Delta
Mar 4
STL6:00 amLambert-St Louis
4h 39m
1 stop
LFT10:39 amLafayette Regional
Mar 4
LFT5:21 pmLafayette Regional
6h 15m
1 stop
STL11:36 pmLambert-St Louis
$251
Delta
Mar 9
STL6:00 amLambert-St Louis
4h 46m
1 stop
LFT10:46 amLafayette Regional
Mar 16
LFT3:00 pmLafayette Regional
6h 06m
1 stop
STL9:06 pmLambert-St Louis
$279
Delta
Feb 26
STL7:10 amLambert-St Louis
7h 24m
1 stop
LFT2:34 pmLafayette Regional
Mar 2
LFT5:21 pmLafayette Regional
6h 15m
1 stop
STL11:36 pmLambert-St Louis
$289

United Airlines flights from St. Louis to Lafayette

Our best United Airlines deals on St. Louis to Lafayette flight tickets
United Airlines
Mar 26
STL6:00 amLambert-St Louis
5h 25m
1 stop
LFT11:25 amLafayette Regional
Mar 29
LFT7:29 pmLafayette Regional
25h 39m
2 stops
STL9:08 pmLambert-St Louis
$558
United Airlines
Mar 9
STL7:40 amLambert-St Louis
11h 47m
2 stops
LFT7:27 pmLafayette Regional
Mar 16
LFT7:15 pmLafayette Regional
28h 19m
2 stops
STL11:34 pmLambert-St Louis
$613
United Airlines
Feb 26
STL6:00 amLambert-St Louis
5h 22m
1 stop
LFT11:22 amLafayette Regional
Feb 27
LFT5:15 amLafayette Regional
4h 08m
1 stop
STL9:23 amLambert-St Louis
$663

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Lafayette 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 February 12, 2026.
Use the filters below to find and compare flights from St. Louis to Lafayette that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Wed 3/4

6:00 am-10:39 am

1 stop4h 39m

Lafayette Regional

Wed 3/4

5:21 pm-11:36 pm

1 stop6h 15m

$251

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Mon 3/9

6:00 am-10:46 am

1 stop4h 46m

Lafayette Regional

Mon 3/16

3:00 pm-9:06 pm

1 stop6h 06m

$279

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Thu 2/26

7:10 am-2:34 pm

1 stop7h 24m

Lafayette Regional

Mon 3/2

5:21 pm-11:36 pm

1 stop6h 15m

$289

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Fri 3/13

5:12 am-9:58 am

1 stop4h 46m

Lafayette Regional

Fri 3/20

5:35 am-10:59 am

1 stop5h 24m

$314

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Thu 2/26

5:12 am-9:53 am

1 stop4h 41m

Lafayette Regional

Mon 3/2

2:34 pm-11:48 pm

2 stops9h 14m

$329

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Wed 3/4

5:12 am-9:53 am

1 stop4h 41m

Lafayette Regional

Wed 3/4

2:34 pm-11:48 pm

2 stops9h 14m

$379

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Thu 3/26

6:00 am-10:46 am

1 stop4h 46m

Lafayette Regional

Sun 3/29

6:00 am-11:09 am

1 stop5h 09m

$434

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Thu 2/26

8:00 am-5:50 pm

2 stops9h 50m

Lafayette Regional

Mon 3/2

2:34 pm-11:48 pm

2 stops9h 14m

$459

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Thu 4/9

5:20 am-10:12 am

1 stop4h 52m

Lafayette Regional

Sun 4/12

5:07 pm-10:59 pm

1 stop5h 52m

$497

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Mon 3/9

10:33 am-9:59 pm

2 stops11h 26m

Lafayette Regional

Mon 3/16

6:20 pm-10:58 pm

1 stop4h 38m

$499

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Lafayette from

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

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 St. Louis and Lafayette?

What is the cheapest month to fly to Lafayette?

If you’re not able to fly to Lafayette in May, then July is your next best option. Flight prices from St. Louis to Lafayette during July average around $298.

When to book flights from St. Louis to Lafayette

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

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

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

Fastest flight time

4h 39m

Direct flights

None
The fastest flight from St. Louis to Lafayette takes 4h 39m
There are no direct flights from St. Louis to Lafayette. There are no popular flight routes from St. Louis to Lafayette.
Search flight deals

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

    The distance between Lambert-St Louis and Lafayette Regional is about 589.4 mi. By plane, this route typically takes 4h 39m.

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

    Prices for flights from Lambert-St Louis Airport to Lafayette Regional Airport were last updated today.

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

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

  • What documentation or ID do you need to fly to Lafayette Regional Airport?

    The necessary travel and health documents for your Lafayette Regional 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 St. Louis to Lafayette?

Best airlines flying from St. Louis to Lafayette

Compare and see reviews for airlines that fly from St. Louis to Lafayette with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $223Free CancellationRating
7.2
11,275 reviews
Search American Airlines flights

Traveling to a place near Lafayette?

Book flights to Lafayette if you plan to visit one of these locations
Opelousas

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

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

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

Yes. momondo enables you to select and highlight flights to Lafayette from St. Louis with this policy.

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

momondo helps you find the best flight between St. Louis and Lafayette by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Lafayette from St. Louis. 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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