Cheap flights from Louisville to Grassy Key

View AU$190 flight on Thu, 4 Sep. 2025Opens in a new window

Popular airlines from Louisville to Grassy Key

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Cheap Flights from Louisville (SDF) to Grassy Key (MIA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 31 Aug. - Sun, 7 Sep.
LEX
Lexington
MIA
Miami
AU$501 Return, found 6 days ago
AU$501
Return
found 6 days ago
Select Delta flight, departing Sun, 31 Aug. from Lexington to Miami, returning Sun, 7 Sep., priced at AU$501 found 6 days ago
Delta
Sun, 31 Aug. - Sun, 7 Sep.
LEX
Lexington
MIA
Miami
AU$516 Return, found 6 days ago
AU$516
Return
found 6 days ago
Select Delta flight, departing Sun, 31 Aug. from Lexington to Miami, returning Sun, 7 Sep., priced at AU$516 found 6 days ago
American Airlines
Sun, 31 Aug. - Sun, 7 Sep.
LEX
Lexington
MIA
Miami
AU$567 Return, found 6 days ago
AU$567
Return
found 6 days ago
Select American Airlines flight, departing Sun, 31 Aug. from Lexington to Miami, returning Sun, 7 Sep., priced at AU$567 found 6 days ago
American Airlines
Sun, 31 Aug. - Sun, 7 Sep.
LEX
Lexington
MIA
Miami
AU$588 Return, found 6 days ago
AU$588
Return
found 6 days ago
Select American Airlines flight, departing Sun, 31 Aug. from Lexington to Miami, returning Sun, 7 Sep., priced at AU$588 found 6 days ago
Delta
Sun, 31 Aug. - Sun, 7 Sep.
LEX
Lexington
MIA
Miami
AU$599 Return, found 6 days ago
AU$599
Return
found 6 days ago
Select Delta flight, departing Sun, 31 Aug. from Lexington to Miami, returning Sun, 7 Sep., priced at AU$599 found 6 days ago
United
Sun, 31 Aug. - Sun, 7 Sep.
LEX
Lexington
MIA
Miami
AU$922 Return, found 6 days ago
AU$922
Return
found 6 days ago
Select United flight, departing Sun, 31 Aug. from Lexington to Miami, returning Sun, 7 Sep., priced at AU$922 found 6 days ago

Find the cheapest month to fly from Louisville (SDF) to Miami (MIA)

September is typically the cheapest month to fly

From AU$234 - AU$423 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.