Cheap Flights to Grassy Key

View NZ$246 flight on Fri, 4 Jul. 2025Opens in a new window

Popular airlines

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 35% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap Tickets to Grassy Key

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed., 11 Jun. - Wed., 18 Jun.
TPA
Tampa
MIA
Miami
NZ$267 Return, found 3 days ago
NZ$267
Return
found 3 days ago
Select American Airlines flight, departing Wed., 11 Jun. from Tampa to Miami, returning Wed., 18 Jun., priced at NZ$267 found 3 days ago
American Airlines
Tue., 10 Jun. - Tue., 17 Jun.
MIA
Miami
EYW
Key West
NZ$300 Return, found 4 days ago
NZ$300
Return
found 4 days ago
Select American Airlines flight, departing Tue., 10 Jun. from Miami to Key West, returning Tue., 17 Jun., priced at NZ$300 found 4 days ago
Delta
Wed., 11 Jun. - Wed., 18 Jun.
SEA
Seattle
MIA
Miami
NZ$450 Return, found 4 hours ago
NZ$450
Return
found 4 hours ago
Select Delta flight, departing Wed., 11 Jun. from Seattle to Miami, returning Wed., 18 Jun., priced at NZ$450 found 4 hours ago
Hawaiian Airlines
Thu., 12 Jun. - Wed., 18 Jun.
SEA
Seattle
MIA
Miami
NZ$499 Return, found 4 hours ago
NZ$499
Return
found 4 hours ago
Select Hawaiian Airlines flight, departing Thu., 12 Jun. from Seattle to Miami, returning Wed., 18 Jun., priced at NZ$499 found 4 hours ago
JetBlue Airways
Tue., 20 May - Fri., 30 May
TPA
Tampa
MIA
Miami
NZ$514 Return, found 4 days ago
NZ$514
Return
found 4 days ago
Select JetBlue Airways flight, departing Tue., 20 May from Tampa to Miami, returning Fri., 30 May, priced at NZ$514 found 4 days ago

Grassy Key Flights

The Grassy Key experience you’ve always wanted

Catching a flight to Grassy Key is easier than it’s ever been when you use Expedia to plan your escape. A great holiday starts with great selection, and we have an amazing amount of Grassy Key flight deals. A quick search on Expedia.co.nz will show you cheap tickets to Grassy Key in mere moments, from overnight flights to weekend getaways. Trying to earn frequent flyer points? We even make it easy for you to stay loyal to your preferred airline.

Been a while since you’ve travelled?

If you haven’t flown recently, you might like some insider information. In fact, even seasoned travellers should check out our blog. Featuring hundreds of articles written by our very own experts, our blog keeps you informed about all the fantastic attractions and things to do in the world’s most popular destinations, so you know just what to pack. Get ready for great advice on trip preparation and seeing the sights—then get ready to fly!

Bundle your room and flight to travel for less

Package your flights with your hotel booking in Grassy Key, and your trip will become even cheaper. By making all of your reservations with us, you’ll save money and time, plus have the peace of mind that comes with booking all of your arrangements in one place. It may seem like magic, but it’s just the Expedia.co.nz way.

A holiday at the tips of your fingers

Take the high-tech road when you use our Expedia app to plan your holiday to Grassy Key. Our handy app allows you to reserve flights and hotels at any time of day, on any type of phone, because it’s available on both Android and iOS. You’ll also benefit from exclusive deals, have a chance to earn extra points, and can keep your itinerary at your fingertips. No matter where you are, count on our app to help you get where you’re going.

Register for Frequent Flyer Rewards

If you enjoy being pampered every once in a while, register with our Expedia Rewards program to get exclusive offers and discounts you won’t find anywhere else. Expedia Rewards grants you member-only benefits, plus price guarantees on your room rates. We can even help you rack up frequent flyer points more quickly. Plus, by signing up, you can book our Unreal Deals, which, when bundled with your room, could save you the cost of a whole plane ticket.

Start planning and start packing

Expedia.co.nz makes it easy to find cheap flights to Grassy Key NZ$267. With such amazing deals, why wait any longer to book your trip? Start searching today, and we’ll see you soon in Grassy Key.

Frequently asked questions

How do I find cheap flights to Grassy Key that have flexible change policies?
When it comes to travelling 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. NZ$267 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 NZ$267 and NZ$1,664. If you were heading one way from Tampa (TPA), you could have purchased a fare from just NZ$246.
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 NZ$267 and NZ$1,664. 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
Return price
NZ$266

Trending flights to Grassy Key

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Tahiti Nui
Sat., 1 Nov. - Mon., 1 Dec.
AKL
Auckland
MIA
Miami
NZ$1,664 Return, found 1 hour ago
NZ$1,664
Return
found 1 hour ago
Select Air Tahiti Nui flight, departing Sat., 1 Nov. from Auckland to Miami, returning Mon., 1 Dec., priced at NZ$1,664 found 1 hour ago
*Available to Expedia members.