United AirlinesDepart06:15
Thu, Nov 12STL → BTR
3h 36m · 1 stop
$417one way, per person
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- Cheapest fare
- $417
- Cheapest month
- November
- Direct flights
- Not recently
- Quickest trip
- 3h 36m
United Airlines · Thu, Nov 12
from $417
Usually 1+ stop
910 km
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Cheapest month to fly from St Louis to Baton Rouge
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in November 2026
The lowest fares we've seen for each day, cheapest first.
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Where to stay, what to do and getting around, from our travel partners.
About flights from St Louis to Baton Rouge
St Louis (STL) and Baton Rouge (BTR) are about 910 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 3h 36m. Over the next few months, one-way fares start from $417, and November 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from St Louis to Baton Rouge?
The cheapest one-way fare we've seen recently is $417 with United Airlines, departing Thursday, November 12, 2026.
What is the cheapest month to fly from St Louis to Baton Rouge?
November 2026 currently has the lowest fares, from $417 one way.
Are there direct flights from St Louis to Baton Rouge?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from St Louis to Baton Rouge?
The quickest journey we've seen takes about 3h 36m. St Louis and Baton Rouge are around 910 km apart.
Which airlines fly from St Louis to Baton Rouge?
Recent fares on this route were with United Airlines.
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