Cheap flights from Green Bay to Key Largo from CA $259

View CA $259 flight on Sun, Dec. 7, 2025Opens in a new window

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Cheap flights from Green Bay (ATW) to Key Largo (MIA)

Prices were available within the past 7 days and start at CA $259 for one-way flights and CA $440 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Jul. 15 - Tue, Jul. 22
GRB
Green Bay
MIA
Miami
CA $440 Roundtrip, found 4 days ago
CA $440
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Jul. 15 from Green Bay to Miami, returning Tue, Jul. 22, priced at CA $440 found 4 days ago
Delta
Wed, Jul. 16 - Tue, Jul. 22
GRB
Green Bay
MIA
Miami
CA $454 Roundtrip, found 4 days ago
CA $454
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Jul. 16 from Green Bay to Miami, returning Tue, Jul. 22, priced at CA $454 found 4 days ago
Delta
Tue, Jul. 15 - Sat, Jul. 19
GRB
Green Bay
MIA
Miami
CA $461 Roundtrip, found 4 days ago
CA $461
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Jul. 15 from Green Bay to Miami, returning Sat, Jul. 19, priced at CA $461 found 4 days ago
Delta
Wed, Jul. 16 - Sat, Jul. 19
GRB
Green Bay
MIA
Miami
CA $475 Roundtrip, found 4 days ago
CA $475
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Jul. 16 from Green Bay to Miami, returning Sat, Jul. 19, priced at CA $475 found 4 days ago
Delta
Tue, Jul. 15 - Thu, Jul. 17
GRB
Green Bay
MIA
Miami
CA $482 Roundtrip, found 4 days ago
CA $482
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Jul. 15 from Green Bay to Miami, returning Thu, Jul. 17, priced at CA $482 found 4 days ago
Delta
Wed, Jul. 16 - Thu, Jul. 17
GRB
Green Bay
MIA
Miami
CA $495 Roundtrip, found 4 days ago
CA $495
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Jul. 16 from Green Bay to Miami, returning Thu, Jul. 17, priced at CA $495 found 4 days ago

Find the cheapest month to fly from Green Bay (GRB) to Miami (MIA)

June is typically the cheapest month to fly

From CA $325 - CA $749 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.