Cheap flights from Denver to Fleming Key from CA $91

View CA $91 flight on Thu, Aug. 7, 2025Opens in a new window

Popular airlines from Denver to Fleming Key

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Cheap flights from Denver (DEN) to Fleming Key (MIA)

Prices were available within the past 7 days and start at CA $91 for one-way flights and CA $182 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Nov. 10 - Mon, Nov. 17
DEN
Denver
MIA
Miami
CA $182 Roundtrip, found 1 day ago
CA $182
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Nov. 10 from Denver to Miami, returning Mon, Nov. 17, priced at CA $182 found 1 day ago
American Airlines
Fri, Oct. 24 - Tue, Oct. 28
DEN
Denver
MIA
Miami
CA $190 Roundtrip, found 2 days ago
CA $190
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Oct. 24 from Denver to Miami, returning Tue, Oct. 28, priced at CA $190 found 2 days ago
Delta
Wed, Oct. 1 - Wed, Oct. 29
DEN
Denver
MIA
Miami
CA $256 Roundtrip, found 2 days ago
CA $256
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Oct. 1 from Denver to Miami, returning Wed, Oct. 29, priced at CA $256 found 2 days ago
JetBlue Airways
Fri, Aug. 29 - Sun, Aug. 31
DEN
Denver
MIA
Miami
CA $280 Roundtrip, found 4 days ago
CA $280
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Fri, Aug. 29 from Denver to Miami, returning Sun, Aug. 31, priced at CA $280 found 4 days ago
United
Sat, Sep. 13 - Sat, Sep. 27
DEN
Denver
MIA
Miami
CA $292 Roundtrip, found 1 day ago
CA $292
Roundtrip
found 1 day ago
Select United flight, departing Sat, Sep. 13 from Denver to Miami, returning Sat, Sep. 27, priced at CA $292 found 1 day ago
Alaska Airlines
Thu, Nov. 13 - Sun, Nov. 16
DEN
Denver
MIA
Miami
CA $19,696 Roundtrip, found 1 day ago
CA $19,696
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Nov. 13 from Denver to Miami, returning Sun, Nov. 16, priced at CA $19,696 found 1 day ago

Find the cheapest month to fly from Denver (DEN) to Miami (MIA)

September is typically the cheapest month to fly

From CA $115 - CA $205 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.