Cheap Flights to Grassy Key from HK$1,541

View HK$1,541 flight on Sun, 16 Nov 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 HK$1,541 for one-way flights and HK$2,134 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 13 Oct - Sat, 18 Oct
ITH
Ithaca
MIA
Miami
HK$2,134 Return, found 23 hours ago
HK$2,134
Return
found 23 hours ago
Select Delta flight, departing Mon, 13 Oct from Ithaca to Miami, returning Sat, 18 Oct, priced at HK$2,134 found 23 hours ago
Air Canada
Sun, 16 Nov - Sun, 23 Nov
YYZ
Toronto
MIA
Miami
HK$2,681 Return, found 4 hours ago
HK$2,681
Return
found 4 hours ago
Select Air Canada flight, departing Sun, 16 Nov from Toronto to Miami, returning Sun, 23 Nov, priced at HK$2,681 found 4 hours ago
United
Sat, 3 Jan - Tue, 6 Jan
YYZ
Toronto
MIA
Miami
HK$2,735 Return, found 3 days ago
HK$2,735
Return
found 3 days ago
Select United flight, departing Sat, 3 Jan from Toronto to Miami, returning Tue, 6 Jan, priced at HK$2,735 found 3 days ago
Porter Airlines
Wed, 7 Jan - Wed, 14 Jan
YYZ
Toronto
MIA
Miami
HK$2,745 Return, found 3 days ago
HK$2,745
Return
found 3 days ago
Select Porter Airlines flight, departing Wed, 7 Jan from Toronto to Miami, returning Wed, 14 Jan, priced at HK$2,745 found 3 days ago
American Airlines
Sun, 16 Nov - Sun, 23 Nov
YYZ
Toronto
MIA
Miami
HK$3,101 Return, found 4 hours ago
HK$3,101
Return
found 4 hours ago
Select American Airlines flight, departing Sun, 16 Nov from Toronto to Miami, returning Sun, 23 Nov, priced at HK$3,101 found 4 hours ago

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

August is typically the cheapest month to fly

From HK$996 - HK$1,866 per traveller.

Frequently asked questions

How do I find cheap flights to Grassy Key that have flexible change policies?
When it comes to traveling these days, flexibility is key. That's why we have a "No change fee" filter to help you find flexible, cheap flights to Grassy Key. It's on the left of your screen directly underneath the "Flexible change policies" heading.
Which airlines fly to Grassy Key?
With a good range of airlines flying into or near Grassy Key, you're spoiled for choice:

  • American Airlines - 5,497 flights to or near Grassy Key each month, including 5,223 flights to Miami Intl. Airport (MIA) per month.
  • Delta Air Lines - 975 flights to or near Grassy Key each month, including 853 flights to Miami Intl. Airport (MIA) per month.
  • Spirit Airlines - 577 flights to or near Grassy Key each month, including 577 flights to Miami Intl. Airport (MIA) per month.

How can I find cheap tickets to Grassy Key?
You'll always find an amazing deal with Expedia, but our "flexible dates" feature makes it even easier. Enter your preferred travel date, then check the flexible dates box above to see a list of prices for nearby days. HK$2,134 was the cheapest price for a flight to Grassy Key in the last seven days.
How much is a flight to Grassy Key?
The price of a round-trip ticket to Grassy Key in the last seven days ranged between HK$2,134 and HK$7,479. If you were heading one way from Toronto (YYZ), you could have purchased a fare from just HK$1,541.
What are the most popular airports to fly into in Grassy Key?
When it comes to selecting which Grassy Key airport to jet into, here are your options:

  • Miami Intl. Airport (MIA) - 7,981 flights per month.
  • Key West Intl. Airport (EYW) - 624 flights per month.

When is the cheapest time to fly to Grassy Key?
Jet off on a Tuesday to improve your chances of getting the cheapest flight to Grassy Key. Mondays are usually the next most affordable day to depart. Saturday is normally the costliest day to fly anywhere.
How much is a plane ticket to Grassy Key?
In the last seven days, tickets to Grassy Key fluctuated between HK$2,134 and HK$7,479. Prices usually rise as your travel date nears, so land yourself a bargain today.
What months are the cheapest to book a flight to Grassy Key?
Snap up your ticket in February to enjoy the lowest-priced flights to Grassy Key. December is often the most expensive time to purchase a fare.

Travel information

Travel information

Destination airport
Miami Intl.
Destination airport IATA code
MIA
Destination city name
Miami
Return price
HK$2,134

Trending flights to Grassy Key

Prices were available within the past 7 days and start at HK$1,541 for one-way flights and HK$2,134 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, 3 Nov - Tue, 18 Nov
HKG
Hong Kong SAR
MIA
Miami
HK$7,479 Return, found 6 days ago
HK$7,479
Return
found 6 days ago
Select Air Canada flight, departing Mon, 3 Nov from Hong Kong SAR to Miami, returning Tue, 18 Nov, priced at HK$7,479 found 6 days ago

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