
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Baton Rouge (BTR). 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 November 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $349 (Delta) |
One-way from | $275 (American Airlines) |
Popular in | December |
Cheapest in | June |
Fly from
Fly to
Route
Depart
Return
St. LouisBaton Rouge
STL Lambert-St Louis - BTR Baton Rouge Ryan
STLBTR
Lambert-St Louis
Fri 1/1
8:26 am-2:13 pm
1 stop5h 47m
Baton Rouge Ryan
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
St. LouisBaton Rouge
STL Lambert-St Louis - BTR Baton Rouge Ryan
STLBTR
Lambert-St Louis
Fri 12/11
5:00 am-10:31 am
1 stop5h 31m
Baton Rouge Ryan
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
St. LouisBaton Rouge
STL Lambert-St Louis - BTR Baton Rouge Ryan
STLBTR
Lambert-St Louis
Tue 12/29
8:32 am-3:24 pm
1 stop6h 52m
Baton Rouge Ryan
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
St. LouisBaton Rouge
STL Lambert-St Louis - BTR Baton Rouge Ryan
STLBTR
Lambert-St Louis
Fri 1/1
5:20 am-3:24 pm
2 stops10h 04m
Baton Rouge Ryan
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
St. LouisBaton Rouge
STL Lambert-St Louis - BTR Baton Rouge Ryan
STLBTR
Lambert-St Louis
Sat 2/13
10:15 am-4:06 pm
1 stop5h 51m
Baton Rouge Ryan
Fri 2/19
4:10 pm-9:40 pm
1 stop5h 30m
St. LouisBaton Rouge
STL Lambert-St Louis - BTR Baton Rouge Ryan
STLBTR
Lambert-St Louis
Mon 11/23
10:05 am-3:14 pm
1 stop5h 09m
Baton Rouge Ryan
Mon 11/30
3:59 pm-9:42 pm
1 stop5h 43m
St. LouisBaton Rouge
STL Lambert-St Louis - BTR Baton Rouge Ryan
STLBTR
Lambert-St Louis
Thu 11/26
8:00 am-1:51 pm
1 stop5h 51m
Baton Rouge Ryan
Mon 11/30
6:59 pm-11:56 pm
1 stop4h 57m
St. LouisBaton Rouge
STL Lambert-St Louis - BTR Baton Rouge Ryan
STLBTR
Lambert-St Louis
Fri 12/11
6:00 am-11:26 am
1 stop5h 26m
Baton Rouge Ryan
Fri 12/18
3:59 pm-10:30 pm
1 stop6h 31m
St. LouisBaton Rouge
STL Lambert-St Louis - BTR Baton Rouge Ryan
STLBTR
Lambert-St Louis
Tue 12/29
4:32 pm-11:59 pm
2 stops7h 27m
Baton Rouge Ryan
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
St. LouisBaton Rouge
STL Lambert-St Louis - BTR Baton Rouge Ryan
STLBTR
Lambert-St Louis
Wed 12/2
3:00 pm-7:42 pm
1 stop4h 42m
Baton Rouge Ryan
Sat 12/5
12:05 pm-6:41 pm
1 stop6h 36m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
Food
Entertainment
Boarding
Comfort
Overall
Crew
Reviews
Ellen,Oct 2026
GRR - ATL
Food
Entertainment
Boarding
Comfort
Overall
Crew
Reviews
Ellen,Oct 2026
GRR - ATL
Food
Entertainment
Boarding
Comfort
Overall
Crew
Reviews
Ellen,Oct 2026
GRR - ATL
Find useful and relevant information for your journey from St. Louis to Baton Rouge. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$306 | Average$360 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$308 | Average$443 | FlexibilityNo cancel fee | On-time71% |