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

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How to find the cheapest flight from
St. Louis (STL) to Baton Rouge (BTR)

All the information you need to plan the best STL to BTR flight in 2021: compare St. Louis to Baton Rouge flight prices with the expected peak season, weather and rainfall in Baton Rouge.
What is the cheapest month to fly from St. Louis to Baton Rouge?

Our data shows that June tends to be the cheapest month to fly to Baton Rouge from St. Louis. Users have commonly found prices around $330 for the month, but tickets can be as low as $190. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest day to fly round-trip from St. Louis to Baton Rouge?

Travelers have found that booking a Tuesday departure is the best way to save up to 66% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

When is the cheapest time to fly from St. Louis to Baton Rouge (STL - BTR)?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 27% on flights from St. Louis to Baton Rouge by exploring options for tickets in the morning.

Cheap flights from St. Louis to Baton Rouge in December, January 2022

The best prices found for STL to BTR flights for December, January
17 Dec - 19 Dec
$301pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
BTR
Baton Rouge Ryan
BTR
Baton Rouge Ryan
American Airlines
 
1 STOP
STL
Lambert-St Louis
8 Dec - 9 Dec
$312pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
BTR
Baton Rouge Ryan
BTR
Baton Rouge Ryan
American Airlines
 
1 STOP
STL
Lambert-St Louis
17 Dec - 21 Dec
$344pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
BTR
Baton Rouge Ryan
BTR
Baton Rouge Ryan
American Airlines
 
1 STOP
STL
Lambert-St Louis

Lambert-St Louis to Baton Rouge 2022 flight deals

Cheap flights to Baton Rouge from St. Louis found for this year
17 Dec - 19 Dec
$301pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
BTR
Baton Rouge Ryan
BTR
Baton Rouge Ryan
American Airlines
 
1 STOP
STL
Lambert-St Louis
8 Dec - 9 Dec
$312pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
BTR
Baton Rouge Ryan
BTR
Baton Rouge Ryan
American Airlines
 
1 STOP
STL
Lambert-St Louis
17 Dec - 21 Dec
$344pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
BTR
Baton Rouge Ryan
BTR
Baton Rouge Ryan
American Airlines
 
1 STOP
STL
Lambert-St Louis

Last minute flights from St. Louis to Baton Rouge

Late deals on round-trip flights to Baton Rouge from St. Louis, departing today and this week
8 Dec - 9 Dec
$312pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
BTR
Baton Rouge Ryan
BTR
Baton Rouge Ryan
American Airlines
 
1 STOP
STL
Lambert-St Louis
8 Dec - 9 Dec
$465pp
STL
Lambert-St Louis
United Airlines
   
2 STOPS
BTR
Baton Rouge Ryan
BTR
Baton Rouge Ryan
United Airlines
 
1 STOP
STL
Lambert-St Louis
9 Dec - 10 Dec
$485pp
STL
Lambert-St Louis
American Airlines
   
2 STOPS
BTR
Baton Rouge Ryan
BTR
Baton Rouge Ryan
American Airlines
 
1 STOP
STL
Lambert-St Louis

One-way flights to Ryan from St. Louis

The cheapest one-way flights from St. Louis to Baton Rouge
2:35 am - 7:22 am
Delta
1 Stop
4h 47m
STL - BTR
Delta
$229
Delta
2:05 am - 6:34 pm
American Airlines
2 Stops
16h 29m
STL - BTR
American Airlines
2:50 pm - 2:22 pm
Multiple Airlines
3 Stops
47h 32m
STL - BTR
Multiple Airlines
$981
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">Baton Rouge</span> flights.

Flight FAQs

From St. Louis to Baton Rouge

Which airlines flying from Lambert-St Louis to Baton Rouge Ryan have flexible cancellations due to COVID-19?

American Airlines, United Airlines, and Delta are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from St. Louis to Baton Rouge for under $300 on Cheapflights?

Yes, there are multiple flights from St. Louis to Baton Rouge for under $300. The cheapest flight booked recently is on Delta for just $250, but on average you can expect to pay $419.

Are there last-minute flights available from St. Louis to Baton Rouge for under $400?

There are currently 6+ open flights from St. Louis to Baton Rouge within the next 7 days for less than $400.

What are the cheapest airlines flying from St. Louis to Baton Rouge round-trip?

Cheapflights users have booked flights from St. Louis to Baton Rouge round-trip from $250. Other airlines that can offer you cheap pricing are American Airlines, from $307, and United Airlines, from $725. Delta is priced at 24% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest flights from St. Louis to Baton Rouge?

Looking for the cheapest flight from St. Louis to Baton Rouge? While on average our users pay $190, our data indicates the cheapest price to be $135. The most popular route (Lambert-St Louis - Baton Rouge Ryan), is priced around $315.

What are the most popular airlines that fly from St. Louis to Baton Rouge?

Before booking your flight from St. Louis to Baton Rouge check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

COVID Restrictions

View COVID Travel Restrictions for Baton Rouge, LA

Do I need a COVID test to fly to Baton Rouge from St. Louis?

Information is based on travel restrictions for travel to Baton Rouge Ryan within the United States

Most visitors from Lambert-St Louis need to provide a negative COVID-19 test result and/or quarantine to enter Baton Rouge Ryan.

COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Baton Rouge Ryan.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Baton Rouge Ryan.

Do I need a test to fly back to St. Louis from Baton Rouge?

Returning to Lambert-St Louis from Baton Rouge Ryan

COVID-19 testing requirements
Visitors from Baton Rouge Ryan must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Lambert-St Louis.

Quarantine requirements
Visitors from Baton Rouge Ryan are not required to quarantine after entering Lambert-St Louis.

Hide COVID Travel Restrictions for Baton Rouge, LA

Alternative routes for St. Louis to Baton Rouge

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Baton Rouge

Things to know before you go - useful duration and weather info for your trip from St. Louis to Baton Rouge.
Average temperature for December in Baton Rouge
66.2 °F
Avg rainfall for December in Baton Rouge
4.4 ″

Airports servicing St. Louis

Airports servicing Baton Rouge

Top 3 airlines flying from Lambert-St Louis to Baton Rouge Ryan

The chart below displays the airlines Cheapflights users traveling from St. Louis to Baton Rouge choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
American Airlines
$217 $386 No cancel fee 71%
Delta
$218 $394 No cancel fee N/A
United Airlines
$228 $366 No cancel fee 69%
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