BTR - STL

$242 Find Cheap Flights from Baton Rouge to St. Louis - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$315
Typical prices: $316-$451
Delta
Sat 1/6Tue 1/9
BTR - STL • 1 stop
Cheapest one-way
$242
Typical prices: $175-$459
American Airlines
Tue 9/18
BTR - STL • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Baton Rouge and St. Louis. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 25% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Charlotte Douglas (CLT)
Cheapest • Avg $263 (round-trip)
Dallas/Fort Worth (DFW)
Shortest trip • 4h 49m (one-way)
Insights
Insights
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We hope you love your trip to St. Louis!
Flight Deals
Booking Insights
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Baton Rouge to St. Louis

Wed, Jan 6 - Tue, Jan 12
Delta Logo
3:20 pm - 8:49 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
5h 29m1 stop Atlanta Hartsfield-Jackson
Delta Logo
3:40 pm - 10:01 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
6h 21m1 stop Atlanta Hartsfield-Jackson
$315Delta
Wed, Jan 6 - Sat, Jan 9
Delta Logo
3:20 pm - 8:49 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
5h 29m1 stop Atlanta Hartsfield-Jackson
Delta Logo
9:00 am - 2:50 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
5h 50m1 stop Atlanta Hartsfield-Jackson
$315Delta
Sat, Jan 9 - Wed, Jan 13
Delta Logo
10:29 am - 2:43 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
4h 14m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:20 am - 12:50 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
5h 30m1 stop Atlanta Hartsfield-Jackson
$315Delta
Tue, Jan 5 - Wed, Jan 13
Delta Logo
1:40 pm - 6:01 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
4h 21m1 stop Atlanta Hartsfield-Jackson
Delta Logo
9:00 am - 2:50 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
5h 50m1 stop Atlanta Hartsfield-Jackson
$315Delta
Tue, Sep 15 - Tue, Sep 22
American Airlines Logo
11:21 am - 6:04 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
6h 43m1 stop Dallas/Fort Worth
American Airlines Logo
10:14 am - 4:54 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
6h 40m1 stop Dallas/Fort Worth
$317American Airlines
Fri, Sep 11 - Sun, Sep 13
American Airlines Logo
5:28 pm - 11:43 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
6h 15m1 stop Dallas/Fort Worth
American Airlines Logo
5:43 am - 10:51 amSTL  Lambert-St Louis-BTR Baton Rouge Ryan
5h 08m1 stop Dallas/Fort Worth
$317American Airlines
Thu, Nov 5 - Mon, Nov 9
American Airlines Logo
5:28 pm - 9:59 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
4h 31m1 stop Dallas/Fort Worth
American Airlines Logo
2:54 pm - 9:04 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
6h 10m1 stop Dallas/Fort Worth
$319American Airlines
Tue, Sep 15 - Tue, Sep 22
United Airlines Logo
12:00 pm - 6:31 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
6h 31m1 stop Houston George Bush Intcntl
United Airlines Logo
8:00 am - 3:30 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
7h 30m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$322United Airlines
Tue, Sep 1 - Sat, Sep 5
United Airlines Logo
7:15 am - 5:06 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
9h 51m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
United Airlines Logo
3:13 pm - 9:28 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
6h 15m1 stop Houston George Bush Intcntl
$354United Airlines
Thu, Jan 7 - Mon, Jan 11
United Airlines Logo
2:06 pm - 6:38 pmBTR  Baton Rouge Ryan-STL Lambert-St Louis
4h 32m1 stop Houston George Bush Intcntl
United Airlines Logo
1:08 pm - 10:56 pmSTL  Lambert-St Louis-BTR Baton Rouge Ryan
9h 48m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$365United Airlines
Booking Insights

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

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

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

Round-trip flights from Baton Rouge to St. Louis start at $315. Prices are below average for this route right now, with typical round-trip fares ranging from $316 to $451. The lowest price found in the past 5 days was $315 on Delta.

What's the cheapest day of the week to fly from Baton Rouge to St. Louis?

Saturday is the cheapest day of the week to fly from Baton Rouge to St. Louis, it is 16% cheaper than the average day. Tuesday is the most expensive day with flight prices 63% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Baton Rouge to St. Louis?

  • February is the cheapest month to fly from Baton Rouge to St. Louis at $273 round-trip.
  • June ($451) and September ($433) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 65% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Baton Rouge to St. Louis flights

Low season

March

Cheapest flight

$242
Best time to beat the crowds but there is an average 7% increase in price.
Most popular time to fly with an average 24% increase in price.
Flight from Baton Rouge to St. Louis

When to book flights from Baton Rouge to St. Louis

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

Your Baton Rouge to St. Louis flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

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

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

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

    Only Economy Class is available on flights from Baton Rouge to St. Louis.

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

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

    • Atlanta Hartsfield-Jackson (ATL) - 45% of one-stop connections
    • Dallas/Fort Worth (DFW) - 33% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 20% of one-stop connections
    • Charlotte Douglas (CLT) - 3% of one-stop connections

    Atlanta Hartsfield-Jackson (ATL) handles the largest share of one-stop connections on this route.

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

    On the Baton Rouge to St. Louis route, being flexible with your departure day can save you up to 49%. Saturday is the cheapest day at $308 round-trip on average, while Tuesday is the most expensive at $598: a $290 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in St. Louis?

    Some of the most popular sights in St. Louis are Downtown St. Louis, Busch Stadium and Enterprise Center. These are among the most viewed places in St. Louis on KAYAK.

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

    A nonstop flight from Baton Rouge to St. Louis takes 0h 00m, covering 569 miles.

  • What are the earliest and latest flights from Baton Rouge to St. Louis?

    These are the earliest and latest flight times available from Baton Rouge to St. Louis:

    • Earliest: departs at 12:00 am and lands at 12:00 am
    • Latest: departs at 12:00 am and lands at 12:00 am.

    The flight takes about 0h 00m.

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

    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.

  • Have flight prices from Baton Rouge to St. Louis 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 $315 to $1,128. That means the highest observed fare was about 4x higher than the lowest one.

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

    One-way fares from Baton Rouge to St. Louis are currently higher than usual. Average one-way flight prices are about $348, which is 12% above the typical average for this route.

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

    Flying via Dallas/Fort Worth (DFW) gives the shortest average 1-stop total travel time at 4h 49m, compared with 5h 00m via Houston George Bush Intcntl (IAH) and 5h 04m via Atlanta Hartsfield-Jackson (ATL).

  • What car rental options are available at Lambert-St Louis Airport (STL)?

    Lambert-St Louis Airport (STL) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include:
    · Hertz
    · Budget
    · Alamo
    · Enterprise Rent-A-Car
    · Payless

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

    Round-trip flights from Baton Rouge to St. Louis range from $316 to $451, with an average of $365 over the past 12 months. Anything below $316 counts as a good deal.

Your guide to booking Baton Rouge to St. Louis flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Saturday departure instead of Tuesday. On this route, Saturday flights average $308 - about $290 less than Tuesday (48% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Baton Rouge to St. Louis trip for February. Fares historically average $273 round-trip in that month - typically $178 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Lambert-St Louis Airport.
    - MainStay Suites St. Louis Airport
    - Renaissance St. Louis Airport Hotel
    - Drury Inn & Suites St. Louis Airport

Everything you need to know for your flight from Baton Rouge to St. Louis

Information on your arrival and departure airports

Baton Rouge (BTR)
St. Louis (STL)