HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Lafayette

$296+ Cheap flights from St. Louis to Lafayette (STL - LFT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LFT
Jun 9 — Jun 161
Tue 6/9
Tue 6/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Lafayette with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from St. Louis to Lafayette

Cheapest flights from St. Louis to Lafayette
Explore the most affordable flight options available from St. Louis to Lafayette. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.

This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/210:49 am
STL
-
LFT
1 stop5h 44m
Delta
Tue 6/165:03 pm
LFT
-
STL
1 stop5h 15m
Delta
Deal found 5/5$296
This American Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:05 am
STL
-
LFT
2 stops9h 52m
American Airlines
Tue 6/165:27 pm
LFT
-
STL
1 stop6h 32m
American Airlines
Deal found 5/5$301
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:00 am
STL
-
LFT
1 stop4h 00m
Delta
Mon 8/106:05 am
LFT
-
STL
1 stop5h 41m
Delta
Deal found 5/6$309
This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:42 pm
STL
-
LFT
1 stop6h 17m
Delta
Mon 9/2111:00 am
LFT
-
STL
1 stop4h 57m
Delta
Deal found 5/7$319
This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1811:51 am
STL
-
LFT
1 stop4h 43m
Delta
Mon 12/215:15 pm
LFT
-
STL
1 stop6h 24m
Delta
Deal found 5/7$329
This United Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:35 am
STL
-
LFT
1 stop4h 51m
United Airlines
Sat 10/245:20 am
LFT
-
STL
2 stops8h 58m
United Airlines
Deal found 5/8$342
This American Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/227:03 am
STL
-
LFT
1 stop6h 19m
American Airlines
Tue 5/265:27 pm
LFT
-
STL
1 stop4h 15m
American Airlines
Deal found 5/7$355
This American Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/217:03 am
STL
-
LFT
1 stop6h 25m
American Airlines
Sun 5/241:53 pm
LFT
-
STL
1 stop4h 37m
American Airlines
Deal found 5/8$369
This American Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/245:29 am
STL
-
LFT
1 stop4h 53m
American Airlines
Mon 7/275:36 pm
LFT
-
STL
1 stop4h 13m
American Airlines
Deal found 5/6$376
This American Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:29 am
STL
-
LFT
1 stop4h 53m
American Airlines
Mon 7/205:36 pm
LFT
-
STL
1 stop4h 13m
American Airlines
Deal found 5/10$381
This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/179:24 am
STL
-
LFT
1 stop6h 59m
Delta
Sun 7/265:03 pm
LFT
-
STL
1 stop6h 50m
Delta
Deal found 5/7$391

Find flight deals from St. Louis to Lafayette

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Lafayette (LFT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$296
(Delta)

Popular in

January

Cheapest in

July

Average price

$305
Provider with most accurate pricing for Lambert-St Louis-Lafayette Regional flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Lafayette Regional flights.
Search Deals
From Lambert-St Louis to Lafayette Regional
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated May 10, 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

Cheapest round-trip

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Tue 6/2

10:49 am-4:33 pm

1 stop5h 44m

Lafayette Regional

Tue 6/16

5:03 pm-10:18 pm

1 stop5h 15m

$296

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Fri 10/9

8:35 am-3:31 pm

1 stop6h 56m

Lafayette Regional

Sat 10/24

5:20 am-10:09 am

1 stop4h 49m

$301

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Tue 6/2

7:05 am-4:57 pm

2 stops9h 52m

Lafayette Regional

Tue 6/16

5:27 pm-11:59 pm

1 stop6h 32m

$301
Quickest round-trip

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Thu 8/6

7:00 am-11:00 am

1 stop4h 00m

Lafayette Regional

Mon 8/10

6:05 am-11:46 am

1 stop5h 41m

$309

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Fri 9/18

6:00 am-10:25 am

1 stop4h 25m

Lafayette Regional

Mon 9/21

5:15 pm-11:37 pm

1 stop6h 22m

$319

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Thu 5/21

7:03 am-1:28 pm

1 stop6h 25m

Lafayette Regional

Sun 5/24

1:53 pm-6:30 pm

1 stop4h 37m

$369

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Fri 7/17

8:36 am-1:20 pm

1 stop4h 44m

Lafayette Regional

Sun 7/19

5:36 pm-11:58 pm

1 stop6h 22m

$381

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Fri 7/17

9:24 am-4:23 pm

1 stop6h 59m

Lafayette Regional

Sun 7/26

5:03 pm-11:53 pm

1 stop6h 50m

$391

St. LouisLafayette

STL - LFT

STLLFT

Lambert-St Louis

Sat 8/29

8:00 am-5:47 pm

2 stops9h 47m

Lafayette Regional

Wed 9/2

5:20 am-10:10 am

1 stop4h 50m

$412

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/5

Sorted by cheapest first

Compare providers for flights from St. Louis to Lafayette

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Lafayette in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Lafayette flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Lafayette flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Lafayette flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Lafayette flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Lafayette flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Lafayette

Have a flexible travel schedule? Discover the best time to fly to Lafayette from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Lafayette

What is the cheapest month to book a flight from St. Louis to Lafayette?

Currently, July is the cheapest month in which you can book a flight from St. Louis to Lafayette (average of $283). Flying from St. Louis to Lafayette in January is currently the most expensive (average of $854). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from St. Louis to Lafayette?

Reviews of airlines servicing Lafayette

Get insights into the airlines that provide service to Lafayette. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lafayette. Reviews last updated May 10, 2026.
Get a feel of what it's like to fly with American Airlines from St. Louis to Lafayette by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,670 reviews

Entertainment

6.9

Food

6.4

Overall

7.1

Boarding

7.5

Crew

7.9

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!
American Airlines
7.1
Good
11,670 reviews
American Airlines
7.1
Good
11,670 reviews

Entertainment

6.9

Food

6.4

Overall

7.1

Boarding

7.5

Crew

7.9

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Lafayette. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from St. Louis to Lafayette?

    A quick flight from St. Louis to Lafayette can take about 5h 44m. Delta provides one of the quickest options available for as low as $296. The distance between St. Louis and Lafayette is about 597 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from St. Louis to Lafayette round-trip?

    According to our current data, American Airlines ($223), offers the cheapest pricing from St. Louis to Lafayette. American Airlines is currently priced 51% below the average price you’ll pay for this route.

  • Can I find deals for flights from St. Louis to Lafayette that include hotel bookings?

    Yes. In addition to deals on St. Louis to Lafayette flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Lafayette?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Lafayette.

  • Can I find deals for business class flights from St. Louis to Lafayette?

    Yes. Cheapflights offers flight deals from St. Louis to Lafayette by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Lafayette?

    Currently, July is the cheapest month in which you can book a flight from St. Louis to Lafayette (average of $283). Flying from St. Louis to Lafayette in January is currently the most expensive (average of $854). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Lafayette?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from St. Louis to Lafayette

Discover the top airline that operate flights from St. Louis to Lafayette. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$223Average$373FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights