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Cheap flights from St. Louis to Lafayette from $264

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Lafayette departing on 1/15. 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.
American Airlines Logo
3:37 pm - 10:57 pm
STL
-
LFT
7h 20m1 stop
American Airlines Logo
10:30 am - 2:47 pm
LFT
-
STL
4h 17m1 stop
$264American Airlines
Thu, Jan 15 - Thu, Jan 22
Delta Logo
9:59 am - 4:35 pm
STL
-
LFT
6h 36m1 stop
Delta Logo
5:15 pm - 11:37 pm
LFT
-
STL
6h 22m1 stop
$269Delta
Fri, Jan 23 - Mon, Jan 26
American Airlines Logo
11:05 am - 6:01 pm
STL
-
LFT
6h 56m2 stops
American Airlines Logo
6:33 pm - 10:55 pm
LFT
-
STL
4h 22m1 stop
$274American Airlines
Fri, Jan 23 - Mon, Jan 26
American Airlines Logo
11:05 am - 9:03 pm
STL
-
LFT
9h 58m2 stops
American Airlines Logo
6:33 pm - 10:55 pm
LFT
-
STL
4h 22m1 stop
$309American Airlines
Fri, Jan 23 - Mon, Jan 26
Delta Logo
6:00 am - 10:41 am
STL
-
LFT
4h 41m1 stop
Delta Logo
5:17 pm - 11:37 pm
LFT
-
STL
6h 20m1 stop
$310Delta
Wed, Feb 4 - Mon, Feb 9
Delta Logo
9:59 am - 4:32 pm
STL
-
LFT
6h 33m1 stop
Delta Logo
5:17 pm - 11:37 pm
LFT
-
STL
6h 20m1 stop
$315Delta
Wed, Feb 4 - Mon, Feb 9
American Airlines Logo
11:05 am - 9:03 pm
STL
-
LFT
9h 58m2 stops
American Airlines Logo
10:30 am - 4:14 pm
LFT
-
STL
5h 44m1 stop
$324American Airlines
Thu, Jan 15 - Thu, Jan 22
United Airlines Logo
7:00 am - 7:26 pm
STL
-
LFT
12h 26m2 stops
United Airlines Logo
9:50 am - 11:59 pm
LFT
-
STL
14h 09m2 stops
$349United Airlines
Fri, Jan 23 - Mon, Jan 26
United Airlines Logo
7:00 am - 7:26 pm
STL
-
LFT
12h 26m2 stops
United Airlines Logo
5:20 am - 4:03 pm
LFT
-
STL
10h 43m2 stops
$354United Airlines
Thu, Jan 15 - Thu, Jan 22
American Airlines Logo
6:00 am - 2:20 pm
STL
-
LFT
8h 20m2 stops
American Airlines Logo
7:00 am - 3:04 pm
LFT
-
STL
8h 04m1 stop
$379American Airlines
Wed, Feb 4 - Mon, Feb 9

Delta flights from St. Louis to Lafayette

Our best Delta deals on St. Louis to Lafayette flight tickets
Delta
Jan 23
STL6:00 amLambert-St Louis
4h 41m
1 stop
LFT10:41 amLafayette Regional
Jan 26
LFT5:15 pmLafayette Regional
6h 22m
1 stop
STL11:37 pmLambert-St Louis
$269
Find similar
Delta
Feb 4
STL6:00 amLambert-St Louis
4h 41m
1 stop
LFT10:41 amLafayette Regional
Feb 9
LFT5:17 pmLafayette Regional
6h 20m
1 stop
STL11:37 pmLambert-St Louis
$310
Find similar
Delta
Feb 4
STL9:59 amLambert-St Louis
6h 33m
1 stop
LFT4:32 pmLafayette Regional
Feb 9
LFT5:17 pmLafayette Regional
6h 20m
1 stop
STL11:37 pmLambert-St Louis
$315
Find similar

United Airlines flights from St. Louis to Lafayette

Our best United Airlines deals on St. Louis to Lafayette flight tickets
United Airlines
Jan 23
STL7:00 amLambert-St Louis
12h 26m
2 stops
LFT7:26 pmLafayette Regional
Jan 26
LFT9:50 amLafayette Regional
14h 09m
2 stops
STL11:59 pmLambert-St Louis
$349
Find similar
United Airlines
Jan 15
STL7:00 amLambert-St Louis
12h 26m
2 stops
LFT7:26 pmLafayette Regional
Jan 22
LFT5:20 amLafayette Regional
10h 43m
2 stops
STL4:03 pmLambert-St Louis
$354
Find similar
United Airlines
Jan 23
STL11:20 amLambert-St Louis
8h 06m
2 stops
LFT7:26 pmLafayette Regional
Jan 26
LFT12:10 pmLafayette Regional
11h 49m
2 stops
STL11:59 pmLambert-St Louis
$438
Find similar

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 December 18, 2025.
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

Thu 1/15

3:37 pm-10:57 pm

1 stop7h 20m

Lafayette Regional

Thu 1/22

10:30 am-2:47 pm

1 stop4h 17m

$264

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Fri 1/23

9:59 am-4:35 pm

1 stop6h 36m

Lafayette Regional

Mon 1/26

5:15 pm-11:37 pm

1 stop6h 22m

$269

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Fri 1/23

11:05 am-6:01 pm

2 stops6h 56m

Lafayette Regional

Mon 1/26

6:33 pm-10:55 pm

1 stop4h 22m

$274

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Fri 1/23

11:05 am-9:03 pm

2 stops9h 58m

Lafayette Regional

Mon 1/26

6:33 pm-10:55 pm

1 stop4h 22m

$309

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Wed 2/4

6:00 am-10:41 am

1 stop4h 41m

Lafayette Regional

Mon 2/9

5:17 pm-11:37 pm

1 stop6h 20m

$310

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Wed 2/4

9:59 am-4:32 pm

1 stop6h 33m

Lafayette Regional

Mon 2/9

5:17 pm-11:37 pm

1 stop6h 20m

$315

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Thu 1/15

11:05 am-9:03 pm

2 stops9h 58m

Lafayette Regional

Thu 1/22

10:30 am-4:14 pm

1 stop5h 44m

$324

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Fri 1/23

7:00 am-7:26 pm

2 stops12h 26m

Lafayette Regional

Mon 1/26

9:50 am-11:59 pm

2 stops14h 09m

$349

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Thu 1/15

7:00 am-7:26 pm

2 stops12h 26m

Lafayette Regional

Thu 1/22

5:20 am-4:03 pm

2 stops10h 43m

$354

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Wed 2/4

6:00 am-2:20 pm

2 stops8h 20m

Lafayette Regional

Mon 2/9

7:00 am-3:04 pm

1 stop8h 04m

$379

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 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 cheapest month to fly to Lafayette?

If you’re not able to fly to Lafayette in February, then May is your next best option. Flight prices from St. Louis to Lafayette during May average around $278.

What is the cheapest day to depart on your flight to Lafayette?

The cheapest day to depart from St. Louis to Lafayette is on a Tuesday. Travelers who choose to depart for Lafayette on a Tuesday will often find tickets for as low as $270. The most expensive day to fly to Lafayette is Friday, with ticket prices averaging around $452.

What is the cheapest time of day to depart on your flight to Lafayette?

In the morning is the cheapest time of day to fly from St. Louis to Lafayette when you can find flight prices for as low as $298. Flying to Lafayette in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $488 on average. Flights to Lafayette from St. Louis in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 41m

Direct flights

None
The fastest flight from St. Louis to Lafayette takes 4h 41m
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 41m.

  • 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 $198Free CancellationRating
7.2
11,055 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

Why use momondo?

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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