Cheap Flights to Grassy Key: Grassy Key Flight Deals

View €368 flight on Fri, 15 Aug 2025Opens in a new window

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Cheap round-trip flights to Grassy Key

Prices were available within the past 7 days and start at €368 for one-way flights and €343 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Wed, 5 Nov - Sun, 9 Nov
DUB
Dublin
MIA
Miami
€343 Return, found 3 days ago
€343
Return
found 3 days ago
Select TAP Portugal flight, departing Wed, 5 Nov from Dublin to Miami, returning Sun, 9 Nov, priced at €343 found 3 days ago
Scandinavian Airlines
Thu, 30 Oct - Wed, 5 Nov
DUB
Dublin
MIA
Miami
€379 Return, found 2 days ago
€379
Return
found 2 days ago
Select Scandinavian Airlines flight, departing Thu, 30 Oct from Dublin to Miami, returning Wed, 5 Nov, priced at €379 found 2 days ago
Icelandair
Thu, 13 Nov - Sun, 16 Nov
DUB
Dublin
MIA
Miami
€447 Return, found 12 hours ago
€447
Return
found 12 hours ago
Select Icelandair flight, departing Thu, 13 Nov from Dublin to Miami, returning Sun, 16 Nov, priced at €447 found 12 hours ago
American Airlines
Sun, 19 Oct - Sun, 26 Oct
VIE
Vienna
MIA
Miami
€477 Return, found 1 day ago
€477
Return
found 1 day ago
Select American Airlines flight, departing Sun, 19 Oct from Vienna to Miami, returning Sun, 26 Oct, priced at €477 found 1 day ago
British Airways
Sun, 28 Dec - Fri, 9 Jan
VIE
Vienna
MIA
Miami
€479 Return, found 14 hours ago
€479
Return
found 14 hours ago
Select British Airways flight, departing Sun, 28 Dec from Vienna to Miami, returning Fri, 9 Jan, priced at €479 found 14 hours ago

Find the cheapest month to fly from Columbus (CMH) to Miami (MIA)

September is typically the cheapest month to fly

From €98 - €214 per traveller.

Graph displaying average flight prices per month

Flights to Grassy Key information
Destination airport
Miami Intl.
Destination airport IATA code
MIA
Destination city name
Miami
Return price
€343

Trending flights to Grassy Key

Prices were available within the past 7 days and start at €368 for one-way flights and €343 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Wed, 5 Nov - Sun, 9 Nov
DUB
Dublin
MIA
Miami
€343 Return, found 3 days ago
€343
Return
found 3 days ago
Select TAP Portugal flight, departing Wed, 5 Nov from Dublin to Miami, returning Sun, 9 Nov, priced at €343 found 3 days ago