Cheap flights from Baton Rouge to Duck Key from CA $203

View CA $203 flight on Wed, Aug. 20, 2025Opens in a new window

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Cheap flights from Baton Rouge (BTR) to Duck Key (MIA)

Prices were available within the past 7 days and start at CA $203 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Baton Rouge (BTR) to Miami (MIA)

September is typically the cheapest month to fly

From CA $270 - CA $516 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.