STL - BTR

$228 Find Cheap Flights from St. Louis to Baton Rouge - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$335
Typical prices: $340-$470
American Airlines
Sat 11/24Sun 12/2
STL - BTR • 1 stop
Cheapest one-way
$228
Typical prices: $287-$494
Delta
Sun 1/7
STL - BTR • 1 stop
Nonstop flights
Not available
There are currently no direct flights between St. Louis and Baton Rouge. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
June
Cheapest • 17% price drop
January
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Houston George Bush Intcntl (IAH)
Cheapest • Avg $354 (round-trip)
Atlanta Hartsfield-Jackson (ATL)
Shortest trip • 4h 51m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Baton Rouge!

Cheap Flights from St. Louis to Baton Rouge (STL-BTR)

 

Cheap flights from St. Louis to Baton Rouge with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Tue, Nov 24 - Wed, Dec 2
American Airlines Logo
6:00 am - 10:33 amSTL  Lambert-St Louis-BTR Baton Rouge Ryan
4h 33m1 stop Dallas/Fort Worth
American Airlines Logo
5:28 pm - 10:20 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
4h 52m1 stop Dallas/Fort Worth
$335American Airlines
Sat, Nov 14 - Wed, Nov 18
Delta Logo
2:31 pm - 8:53 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
6h 22m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:59 pm - 11:56 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
4h 57m1 stop Atlanta Hartsfield-Jackson
$335Delta
Sat, Nov 14 - Tue, Nov 17
Delta Logo
6:00 am - 12:58 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
6h 58m1 stop Atlanta Hartsfield-Jackson
Delta Logo
10:24 am - 4:43 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
6h 19m1 stop Atlanta Hartsfield-Jackson
$335Delta
Tue, Nov 10 - Tue, Nov 17
United Airlines Logo
2:55 pm - 7:43 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
4h 48m1 stop Houston George Bush Intcntl
United Airlines Logo
4:13 pm - 10:26 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
6h 13m1 stop Houston George Bush Intcntl
$337United Airlines
Tue, Nov 10 - Tue, Nov 17
American Airlines Logo
6:00 am - 10:31 amSTL  Lambert-St Louis-BTR Baton Rouge Ryan
4h 31m1 stop Dallas/Fort Worth
American Airlines Logo
5:28 pm - 9:59 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
4h 31m1 stop Dallas/Fort Worth
$337American Airlines
Sat, Nov 14 - Fri, Nov 20
Delta Logo
7:13 am - 12:58 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
5h 45m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:59 pm - 11:56 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
4h 57m1 stop Atlanta Hartsfield-Jackson
$337Delta
Thu, Dec 3 - Mon, Dec 7
United Airlines Logo
8:30 am - 3:15 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
6h 45m1 stop Houston George Bush Intcntl
United Airlines Logo
3:56 pm - 10:30 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
6h 34m1 stop Houston George Bush Intcntl
$339United Airlines
Fri, Jan 8 - Mon, Jan 11
American Airlines Logo
5:29 am - 10:28 amSTL  Lambert-St Louis-BTR Baton Rouge Ryan
4h 59m1 stop Dallas/Fort Worth
American Airlines Logo
11:02 am - 5:09 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
6h 07m1 stop Dallas/Fort Worth
$339American Airlines
Tue, Nov 10 - Tue, Nov 17
United Airlines Logo
10:53 am - 7:43 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
8h 50m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
4:13 pm - 10:26 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
6h 13m1 stop Houston George Bush Intcntl
$342United Airlines
Tue, Oct 27 - Tue, Nov 17
American Airlines Logo
12:47 pm - 4:55 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
4h 08m1 stop Dallas/Fort Worth
American Airlines Logo
5:28 pm - 9:59 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
4h 31m1 stop Dallas/Fort Worth
$352American Airlines

Price, demand and travel trends for St. Louis to Baton Rouge flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from St. Louis to Baton Rouge?

Round-trip flights from St. Louis to Baton Rouge typically range from $340 to $470. The lowest price found in the past 5 days was $335, on American Airlines.

Find deals

Key details for St. Louis to Baton Rouge flights

Low season

July

Cheapest flight

$228
Beat the crowds with an average 39% drop in travelers.
The most popular month to fly with an average 12% increase in travelers.
One-way flight from St. Louis to Baton Rouge

When to book flights from St. Louis to Baton Rouge

Are your dates flexible? Find out the best times to travel from St. Louis to Baton Rouge based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your St. Louis to Baton Rouge flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from St. Louis to Baton Rouge?

    Two cabin classes are available on flights from St. Louis to Baton Rouge:

    • Economy Class
    • First Class

  • How long is a flight from St. Louis to Baton Rouge?

    A nonstop flight from St. Louis to Baton Rouge takes 00m, covering 569 miles.

  • Do I need a passport to fly from St. Louis to Baton Rouge?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a St. Louis to Baton Rouge flight?

    Round-trip flights from St. Louis to Baton Rouge range from $340 to $470, with an average of $371 over the past 12 months. Anything below $340 counts as a good deal.

  • Have flight prices from St. Louis to Baton Rouge changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $335 to $2,541. That means the highest observed fare was about 8x higher than the lowest one.

  • How are flight prices from St. Louis to Baton Rouge looking right now?

    One-way fares from St. Louis to Baton Rouge are currently higher than usual. Average one-way flight prices are about $482, which is 5% above the typical average for this route.

  • What car rental options are available at Baton Rouge Ryan Airport (BTR)?

    Baton Rouge Ryan Airport (BTR) hosts 5 major car rental companies, with daily rates starting from around $32 for economy cars. Top options include:

    • Budget
    • Hertz
    • Dollar
    • Enterprise Rent-A-Car
    • Avis

  • Which airports can I use when flying from St. Louis to Baton Rouge?

    Flights from St. Louis to Baton Rouge usually depart from Lambert-St Louis (STL) and arrive at Baton Rouge Ryan (BTR).

  • Which airports do connecting flights from St. Louis to Baton Rouge pass through?

    One-stop flights from St. Louis to Baton Rouge most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 41% of one-stop connections
    • Dallas/Fort Worth (DFW) - 38% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 22% of one-stop connections

  • Can I save money by using flexible dates for flights from St. Louis to Baton Rouge?

    Yes. Flexible dates can save you up to 25% on flights from St. Louis to Baton Rouge. Wednesday is the cheapest departure day at $360 round-trip on average, while Monday is the most expensive at $474, a difference of $114.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from St. Louis to Baton Rouge?

    Flying via Atlanta Hartsfield-Jackson (ATL) gives the shortest average 1-stop total travel time at 4h 51m, compared with 4h 52m via Houston George Bush Intcntl (IAH) and 5h 11m via Dallas/Fort Worth (DFW).

Your guide to booking St. Louis to Baton Rouge flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Monday. On this route, Wednesday flights average $360, about $114 less than Monday fares (24% savings) based on the last 12 months.
  • If you can choose when to travel, plan your St. Louis to Baton Rouge trip for June. Fares historically average $308 round-trip in that month - typically $269 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Baton Rouge Ryan Airport.

    • Microtel Inn & Suites by Wyndham Baton Rouge Airport
    • Days Inn by Wyndham Baton Rouge Airport
    • SpringHill Suites by Marriott Baton Rouge North/Airport

More options for your flight from St. Louis to Baton Rouge

Complete your trip to Baton Rouge with a hotel stay or car rental

Car rentals in Baton Rouge
Hotels in Baton Rouge
Vacations in Baton Rouge