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Key Biscayne

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Key Biscayne Flights as Low as $57

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Frontier Airlines
Wed, May 20 - Fri, May 22
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$57 Roundtrip, found 15 hours ago
$57
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Wed, May 20 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Fri, May 22, priced at $57 found 15 hours ago
Frontier Airlines
Sat, May 2 - Tue, May 12
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$62 Roundtrip, just found
$62
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, May 2 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Tue, May 12, priced at $62 just found
Spirit Airlines
Mon, May 4 - Tue, May 5
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$76 Roundtrip, found 4 hours ago
$76
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Mon, May 4 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Tue, May 5, priced at $76 found 4 hours ago
JetBlue Airways
Tue, May 5 - Fri, May 8
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$119 Roundtrip, found 14 hours ago
$119
Roundtrip
found 14 hours ago
Select JetBlue Airways flight, departing Tue, May 5 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Fri, May 8, priced at $119 found 14 hours ago
Delta
Tue, Jun 30 - Thu, Jul 9
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$119 Roundtrip, found 11 hours ago
$119
Roundtrip
found 11 hours ago
Select Delta flight, departing Tue, Jun 30 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Thu, Jul 9, priced at $119 found 11 hours ago
Frontier Airlines
Mon, Apr 13 - Fri, Apr 24
JFK
John F. Kennedy Intl.
MIA
Miami Intl.
$145 Roundtrip, found 1 day ago
$145
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Apr 13 from John F. Kennedy Intl. to Miami Intl., returning Fri, Apr 24, priced at $145 found 1 day ago
American Airlines
Sat, May 2 - Tue, May 12
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$150 Roundtrip, just found
$150
Roundtrip
just found
Select American Airlines flight, departing Sat, May 2 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Tue, May 12, priced at $150 just found
Frontier Airlines
Fri, May 1 - Tue, May 19
JFK
John F. Kennedy Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$172 Roundtrip, found 1 day ago
$172
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, May 1 from John F. Kennedy Intl. to Fort Lauderdale - Hollywood Intl., returning Tue, May 19, priced at $172 found 1 day ago
United
Mon, May 4 - Tue, May 5
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$196 Roundtrip, found 4 hours ago
$196
Roundtrip
found 4 hours ago
Select United flight, departing Mon, May 4 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Tue, May 5, priced at $196 found 4 hours ago
JetBlue Airways
Mon, Apr 27 - Thu, May 14
ATL
Hartsfield-Jackson Atlanta Intl.
EKW
Miami Central Brightline Train Station
$283 Roundtrip, found 3 days ago
$283
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Mon, Apr 27 from Hartsfield-Jackson Atlanta Intl. to Miami Central Brightline Train Station, returning Thu, May 14, priced at $283 found 3 days ago
JetBlue Airways
Mon, May 4 - Thu, May 7
ATL
Hartsfield-Jackson Atlanta Intl.
AVT
Aventura Brightline Train Station
$299 Roundtrip, found 3 days ago
$299
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Mon, May 4 from Hartsfield-Jackson Atlanta Intl. to Aventura Brightline Train Station, returning Thu, May 7, priced at $299 found 3 days ago
JetBlue Airways
Tue, Apr 21 - Tue, May 12
JFK
John F. Kennedy Intl.
AVT
Aventura Brightline Train Station
$365 Roundtrip, found 3 days ago
$365
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Tue, Apr 21 from John F. Kennedy Intl. to Aventura Brightline Train Station, returning Tue, May 12, priced at $365 found 3 days ago
JetBlue Airways
Fri, Apr 24 - Wed, May 6
JFK
John F. Kennedy Intl.
EKW
Miami Central Brightline Train Station
$369 Roundtrip, just found
$369
Roundtrip
just found
Select JetBlue Airways flight, departing Fri, Apr 24 from John F. Kennedy Intl. to Miami Central Brightline Train Station, returning Wed, May 6, priced at $369 just found
Delta
Sun, Dec 20 - Thu, Jan 21
JPA
Presidente Castro Pinto Intl.
MIA
Miami Intl.
$905 Roundtrip, found 1 day ago
$905
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Dec 20 from Presidente Castro Pinto Intl. to Miami Intl., returning Thu, Jan 21, priced at $905 found 1 day ago
Alaska Airlines
Wed, Apr 22 - Sun, Apr 26
JFK
John F. Kennedy Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$920 Roundtrip, found 1 day ago
$920
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, Apr 22 from John F. Kennedy Intl. to Fort Lauderdale - Hollywood Intl., returning Sun, Apr 26, priced at $920 found 1 day ago
Azul
Mon, Dec 21 - Thu, Jan 21
JPA
Presidente Castro Pinto Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$2,152 Roundtrip, found 1 day ago
$2,152
Roundtrip
found 1 day ago
Select Azul flight, departing Mon, Dec 21 from Presidente Castro Pinto Intl. to Fort Lauderdale - Hollywood Intl., returning Thu, Jan 21, priced at $2,152 found 1 day ago

Cheap Flights to Key Biscayne

Fall in love at first flight with your vacation to Key Biscayne by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Key Biscayne on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Key Biscayne, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Key Biscayne

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Key Biscayne with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the MIA airport.

What is the cheapest month to fly to Key Biscayne?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Key Biscayne are in May, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Key Biscayne?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 16 to choose from for your flight to Key Biscayne.

What airport is best to fly into Key Biscayne?

When you’re planning your trip to Key Biscayne, convenience is the name of the game. Luckily, Key Biscayne Public Seaplane Base Airport is nearby so you can deplane and get going on checking off everything on your Key Biscayne must-do list.

How much are flights to Key Biscayne?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Key Biscayne on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $57, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Key Biscayne?

The trick to saving a stack of cash on your flight to Key Biscayne? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $57 right now, why wait?

Key Biscayne Flight Information
Destination airport
Fort Lauderdale - Hollywood Intl.
Destination airport IATA code
FLL
Roundtrip price
$57

Last Minute Hotel Deals in Key Biscayne

Fontainebleau Miami Beach

Fontainebleau Miami Beach

4.5 out of 5
4441 Collins Avenue Miami Beach FL
Book a stay at this luxury hotel in Miami Beach. Enjoy free WiFi, 3 outdoor pools, and a full-service spa. Our guests praise the pool and the helpful staff in ...
8.4/10 Very Good! (8,031 reviews)
Don’t have

Reviewed on Apr 5, 2026

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Fontainebleau Miami Beach
Loews Miami Beach Hotel – South Beach

Loews Miami Beach Hotel – South Beach

4.5 out of 5
1601 Collins Ave Miami Beach FL
Book a stay at this luxury hotel in Miami Beach. Enjoy a full-service spa, 4 restaurants, and a beach locale. Our guests praise the breakfast and the pool in ...
9.2/10 Wonderful! (306 reviews)
Overall an excellent experience with a few notes: - WiFi was poor and made work impossible at times and affected TV channels in room - 20% gratuity included in everything everywhere at the property. Made prices pretty steep across the board - $50 resort fee - check when you book if that’s included ...

Reviewed on Apr 5, 2026

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Loews Miami Beach Hotel – South Beach
Kompose Boutique Hotel Miami Airport

Kompose Boutique Hotel Miami Airport

3 out of 5
3401 NW 25th St Miami FL
Book a stay at this business-friendly hotel in Miami. Enjoy free WiFi, breakfast (surcharge), and a 24-hour fitness center. Popular attractions Kaseya Center ...
9/10 Wonderful! (3,179 reviews)
Room and bed were perfect. Full breakfast was nice and complete. I was able to check in early thanks to staff. Location is excellent and convenient for airport access or MetroRail/TriRail connections.

Reviewed on Apr 5, 2026

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Kompose Boutique Hotel Miami Airport
Mondrian South Beach

Mondrian South Beach

4.5 out of 5
1100 West Ave Miami Beach FL
Book a stay at this luxury hotel in Miami Beach. Enjoy free WiFi, a full-service spa, and a marina. Our guests praise the pool and the helpful staff in our reviews. ...
8/10 Very Good! (2,768 reviews)
Incredible staff that were always super friendly . The location is fantastic and the stay was a perfect way to celebrate our recent engagement ❤️

Reviewed on Apr 5, 2026

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Mondrian South Beach
Catalina Hotel & Beach Club

Catalina Hotel & Beach Club

3.5 out of 5
1732 Collins Ave Miami Beach FL
Stay at this hotel in Miami Beach. Enjoy free WiFi, 2 outdoor pools, and 2 restaurants. Our guests praise the helpful staff and the clean rooms in our reviews. ...
7/10 Good! (1,699 reviews)
Overall we had a good stay. The place could use an upgrade. The bathroom setup was very different but ended up working out ok. The room was very big and had plenty of windows but non of the windows had a view. I liked having the restaurants right on the property. We ate at both of them and the food ...

Reviewed on Apr 5, 2026

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Catalina Hotel & Beach Club
Park Central South Beach

Park Central South Beach

4 out of 5
640 Ocean Dr Miami Beach FL
Book a stay at this beach resort in Miami Beach. Enjoy free breakfast, free WiFi, and 2 outdoor pools. Our guests praise the pool and the helpful staff in our ...
8.6/10 Excellent! (1,096 reviews)
Great staff. Room small and not so clean

Reviewed on Apr 5, 2026

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Park Central South Beach
Clarion Inn & Suites Miami International Airport

Clarion Inn & Suites Miami International Airport

2.5 out of 5
5325 NW 36th Street Miami Springs FL
Stay at this hotel in Miami Springs. Enjoy free WiFi, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful staff and the clean rooms ...
7/10 Good! (3,675 reviews)
It was good

Reviewed on Apr 5, 2026

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Clarion Inn & Suites Miami International Airport
Holiday Inn Miami - International Airport by IHG

Holiday Inn Miami - International Airport by IHG

3 out of 5
1111 S Royal Poinciana Blvd Miami Springs FL
Book a stay at this business-friendly hotel in Miami Springs. Enjoy free WiFi, a free airport shuttle, and 24-hour room service. Our guests praise the restaurant ...
8.2/10 Very Good! (2,574 reviews)
Easy pick up at airport from shuttle. Easy transfer to cruise port. Got in late check was quick. Had late breakfast at restaurant upstairs which was good. Hotel was clean and met our needs

Reviewed on Apr 5, 2026

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Holiday Inn Miami - International Airport by IHG
See all 16,842 properties in Key Biscayne
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.