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Cheap flights from Lafayette to St. Louis from $296

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 8/15. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Lafayette to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
11:43 am - 4:17 pm
LFT
-
STL
4h 34m
1 stop
Delta Logo
6:00 am - 11:00 am
STL
-
LFT
5h 00m
1 stop
$296Delta
Sat, Aug 15 - Mon, Aug 17
American Airlines Logo
5:27 pm - 11:42 pm
LFT
-
STL
6h 15m
1 stop
American Airlines Logo
5:42 am - 10:15 am
STL
-
LFT
4h 33m
1 stop
$309American Airlines
Thu, Aug 6 - Sun, Aug 9
American Airlines Logo
5:36 pm - 9:48 pm
LFT
-
STL
4h 12m
1 stop
American Airlines Logo
7:24 pm - 11:57 pm
STL
-
LFT
4h 33m
1 stop
$339American Airlines
Tue, Jul 14 - Sat, Jul 18
Delta Logo
6:05 am - 11:46 am
LFT
-
STL
5h 41m
1 stop
Delta Logo
7:00 am - 11:00 am
STL
-
LFT
4h 00m
1 stop
$354Delta
Thu, Aug 6 - Sun, Aug 9
American Airlines Logo
2:11 pm - 11:58 pm
LFT
-
STL
9h 47m
2 stops
American Airlines Logo
5:42 am - 10:15 am
STL
-
LFT
4h 33m
1 stop
$364American Airlines
Sat, Aug 15 - Mon, Aug 17
American Airlines Logo
1:53 pm - 12:16 am
LFT
-
STL
10h 23m
2 stops
American Airlines Logo
7:24 pm - 11:57 pm
STL
-
LFT
4h 33m
1 stop
$398American Airlines
Tue, Jul 14 - Sat, Jul 18
United Airlines Logo
5:20 am - 10:10 am
LFT
-
STL
4h 50m
1 stop
United Airlines Logo
7:25 am - 5:47 pm
STL
-
LFT
10h 22m
2 stops
$412United Airlines
Wed, Aug 26 - Sat, Aug 29
United Airlines Logo
5:20 am - 3:38 pm
LFT
-
STL
10h 18m
2 stops
United Airlines Logo
8:00 am - 5:47 pm
STL
-
LFT
9h 47m
2 stops
$417United Airlines
Wed, Aug 26 - Sat, Aug 29
United Airlines Logo
5:20 am - 3:31 pm
LFT
-
STL
10h 11m
2 stops
United Airlines Logo
5:30 pm - 11:15 am
STL
-
LFT
17h 45m
2 stops
$495United Airlines
Sat, Aug 15 - Mon, Aug 17
United Airlines Logo
5:20 am - 3:31 pm
LFT
-
STL
10h 11m
2 stops
United Airlines Logo
12:59 pm - 10:59 pm
STL
-
LFT
10h 00m
2 stops
$500United Airlines
Sat, Aug 15 - Mon, Aug 17

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American Airlines flights from Lafayette to St. Louis

Our best American Airlines deals on Lafayette to St. Louis flight tickets
American Airlines
Aug 6
LFT5:27 pmLafayette Regional
6h 15m
1 stop
STL11:42 pmLambert-St Louis
Aug 9
STL5:42 amLambert-St Louis
4h 33m
1 stop
LFT10:15 amLafayette Regional
$309
American Airlines
Jul 14
LFT5:36 pmLafayette Regional
4h 12m
1 stop
STL9:48 pmLambert-St Louis
Jul 18
STL7:24 pmLambert-St Louis
4h 33m
1 stop
LFT11:57 pmLafayette Regional
$339
American Airlines
Aug 15
LFT2:11 pmLafayette Regional
9h 47m
2 stops
STL11:58 pmLambert-St Louis
Aug 17
STL5:42 amLambert-St Louis
4h 33m
1 stop
LFT10:15 amLafayette Regional
$364

United Airlines flights from Lafayette to St. Louis

Our best United Airlines deals on Lafayette to St. Louis flight tickets
United Airlines
Aug 26
LFT5:20 amLafayette Regional
4h 50m
1 stop
STL10:10 amLambert-St Louis
Aug 29
STL7:25 amLambert-St Louis
10h 22m
2 stops
LFT5:47 pmLafayette Regional
$412
United Airlines
Jul 5
LFT5:15 amLafayette Regional
4h 52m
1 stop
STL10:07 amLambert-St Louis
Jul 11
STL6:14 amLambert-St Louis
5h 02m
1 stop
LFT11:16 amLafayette Regional
$415
United Airlines
Jul 5
LFT5:15 amLafayette Regional
4h 52m
1 stop
STL10:07 amLambert-St Louis
Jul 11
STL6:14 amLambert-St Louis
5h 02m
1 stop
LFT11:16 amLafayette Regional
$416

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 July 3, 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 8/15

11:43 am-4:17 pm

1 stop4h 34m

Lambert-St Louis

Mon 8/17

6:00 am-11:00 am

1 stop5h 00m

$296

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Thu 8/6

5:27 pm-11:42 pm

1 stop6h 15m

Lambert-St Louis

Sun 8/9

5:42 am-10:15 am

1 stop4h 33m

$309
Quickest round-trip

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Tue 7/14

5:36 pm-9:48 pm

1 stop4h 12m

Lambert-St Louis

Sat 7/18

7:24 pm-11:57 pm

1 stop4h 33m

$339

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Thu 8/6

6:05 am-11:46 am

1 stop5h 41m

Lambert-St Louis

Sun 8/9

7:00 am-11:00 am

1 stop4h 00m

$354

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Sat 8/15

2:11 pm-11:58 pm

2 stops9h 47m

Lambert-St Louis

Mon 8/17

5:42 am-10:15 am

1 stop4h 33m

$364

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Tue 7/14

1:53 pm-12:16 am

2 stops10h 23m

Lambert-St Louis

Sat 7/18

7:24 pm-11:57 pm

1 stop4h 33m

$398

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Wed 8/26

5:20 am-10:10 am

1 stop4h 50m

Lambert-St Louis

Sat 8/29

7:25 am-5:47 pm

2 stops10h 22m

$412

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Wed 8/26

5:20 am-3:38 pm

2 stops10h 18m

Lambert-St Louis

Sat 8/29

8:00 am-5:47 pm

2 stops9h 47m

$417

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Sat 8/15

5:20 am-3:31 pm

2 stops10h 11m

Lambert-St Louis

Mon 8/17

5:30 pm-11:15 am

2 stops17h 45m

$495

LafayetteSt. Louis

LFT - STL

LFTSTL

Lafayette Regional

Sat 8/15

5:20 am-3:31 pm

2 stops10h 11m

Lambert-St Louis

Mon 8/17

12:59 pm-10:59 pm

2 stops10h 00m

$500

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 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 December is another great option to travel to St. Louis, with average flight prices from Lafayette averaging around $248.

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 $248Free CancellationRating
7.1
11,764 reviews
Search American Airlines flights
DeltaPriceFrom $304Free CancellationRating
7.8
8,453 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
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
St. Peters
Collinsville
Alton
Fenton
Farmington
Wentzville
Clayton
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

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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