Flights to Grassy Key, Marathon from NT$25,368

View NT$14,776 flight on Sun, 2026/2/8Opens in a new window

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How much is the cheapest flight to Grassy Key?

Prices were available within the past 7 days and start at NT$14,776 for one-way flights and NT$25,368 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Mar 10 - Mon, Mar 16
TPE
Taipei
MIA
Miami
NT$25,368 Roundtrip, found 2 days ago
NT$25,368
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Mar 10 from Taipei to Miami, returning Mon, Mar 16, priced at NT$25,368 found 2 days ago
Cathay Pacific
Wed, Jan 21 - Sat, Jan 24
TPE
Taipei
MIA
Miami
NT$31,949 Roundtrip, found 5 hours ago
NT$31,949
Roundtrip
found 5 hours ago
Select Cathay Pacific flight, departing Wed, Jan 21 from Taipei to Miami, returning Sat, Jan 24, priced at NT$31,949 found 5 hours ago
United
Tue, Mar 10 - Mon, Mar 16
TPE
Taipei
MIA
Miami
NT$32,027 Roundtrip, found 2 days ago
NT$32,027
Roundtrip
found 2 days ago
Select United flight, departing Tue, Mar 10 from Taipei to Miami, returning Mon, Mar 16, priced at NT$32,027 found 2 days ago
Korean Air
Wed, Oct 14 - Wed, Oct 28
TPE
Taipei
MIA
Miami
NT$36,456 Roundtrip, found 1 day ago
NT$36,456
Roundtrip
found 1 day ago
Select Korean Air flight, departing Wed, Oct 14 from Taipei to Miami, returning Wed, Oct 28, priced at NT$36,456 found 1 day ago
China Airlines
Wed, Jan 21 - Sat, Jan 24
TPE
Taipei
MIA
Miami
NT$38,267 Roundtrip, found 5 hours ago
NT$38,267
Roundtrip
found 5 hours ago
Select China Airlines flight, departing Wed, Jan 21 from Taipei to Miami, returning Sat, Jan 24, priced at NT$38,267 found 5 hours ago

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. NT$25,368 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 NT$25,368 and NT$38,267. If you were heading one way from Taipei (TPE), you could have purchased a fare from just NT$14,776.
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 NT$25,368 and NT$38,267. 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.
Flights to Grassy Key information
Destination airport
Miami Intl.
Destination airport IATA code
MIA
Destination city name
Miami
Roundtrip price
NT$11,288

Trending flights to Grassy Key

Prices were available within the past 7 days and start at NT$14,776 for one-way flights and NT$25,368 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Mar 10 - Mon, Mar 16
TPE
Taipei
MIA
Miami
NT$25,368 Roundtrip, found 2 days ago
NT$25,368
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Mar 10 from Taipei to Miami, returning Mon, Mar 16, priced at NT$25,368 found 2 days ago
*Available to Expedia members.