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Key Biscayne

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Key Biscayne Flights as Low as $56

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

Frontier Airlines
Wed, Apr 22 - Sat, Apr 25
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$56 Roundtrip, found 13 hours ago
$56
Roundtrip
found 13 hours ago
Select Frontier Airlines flight, departing Wed, Apr 22 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Sat, Apr 25, priced at $56 found 13 hours ago
Frontier Airlines
Fri, Apr 24 - Sat, Apr 25
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$62 Roundtrip, found 16 hours ago
$62
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Fri, Apr 24 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Sat, Apr 25, priced at $62 found 16 hours ago
Frontier Airlines
Tue, May 12 - Fri, May 22
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$63 Roundtrip, found 12 hours ago
$63
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Tue, May 12 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Fri, May 22, priced at $63 found 12 hours ago
Frontier Airlines
Tue, May 5 - Tue, May 12
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$68 Roundtrip, just found
$68
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, May 5 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Tue, May 12, priced at $68 just found
Spirit Airlines
Tue, May 5 - Fri, May 8
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$76 Roundtrip, found 1 hour ago
$76
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Tue, May 5 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Fri, May 8, priced at $76 found 1 hour ago
JetBlue Airways
Tue, May 5 - Fri, May 8
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$119 Roundtrip, found 1 hour ago
$119
Roundtrip
found 1 hour 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 1 hour ago
Delta
Tue, Jul 14 - Thu, Jul 30
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$119 Roundtrip, found 1 hour ago
$119
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Jul 14 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Thu, Jul 30, priced at $119 found 1 hour ago
American Airlines
Tue, May 5 - Tue, May 12
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$147 Roundtrip, just found
$147
Roundtrip
just found
Select American Airlines flight, departing Tue, May 5 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Tue, May 12, priced at $147 just found
Frontier Airlines
Mon, Apr 13 - Fri, Apr 24
JFK
John F. Kennedy Intl.
MIA
Miami Intl.
$149 Roundtrip, found 11 hours ago
$149
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Mon, Apr 13 from John F. Kennedy Intl. to Miami Intl., returning Fri, Apr 24, priced at $149 found 11 hours ago
Frontier Airlines
Fri, May 1 - Tue, May 19
JFK
John F. Kennedy Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$172 Roundtrip, found 18 hours ago
$172
Roundtrip
found 18 hours 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 18 hours ago
United
Mon, May 4 - Tue, May 5
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$196 Roundtrip, found 12 hours ago
$196
Roundtrip
found 12 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 12 hours ago
JetBlue Airways
Mon, Apr 27 - Thu, May 14
ATL
Hartsfield-Jackson Atlanta Intl.
EKW
Miami Central Brightline Train Station
$283 Roundtrip, found 1 day ago
$283
Roundtrip
found 1 day 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 1 day ago
JetBlue Airways
Mon, May 4 - Thu, May 7
ATL
Hartsfield-Jackson Atlanta Intl.
AVT
Aventura Brightline Train Station
$299 Roundtrip, found 1 day ago
$299
Roundtrip
found 1 day 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 1 day ago
JetBlue Airways
Sun, May 31 - Tue, Jun 16
JFK
John F. Kennedy Intl.
EKW
Miami Central Brightline Train Station
$346 Roundtrip, found 4 days ago
$346
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Sun, May 31 from John F. Kennedy Intl. to Miami Central Brightline Train Station, returning Tue, Jun 16, priced at $346 found 4 days ago
JetBlue Airways
Tue, Apr 21 - Tue, May 12
JFK
John F. Kennedy Intl.
AVT
Aventura Brightline Train Station
$365 Roundtrip, found 1 day ago
$365
Roundtrip
found 1 day 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 1 day ago
Alaska Airlines
Wed, Apr 22 - Sun, Apr 26
JFK
John F. Kennedy Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$811 Roundtrip, found 1 day ago
$811
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 $811 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 April, 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 $56, 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 $56 right now, why wait?

Key Biscayne Flight Information
Destination airport
Fort Lauderdale - Hollywood Intl.
Destination airport IATA code
FLL
Roundtrip price
$54

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! (8,012 reviews)
I was very disappointed with my recent stay at the Fontainebleau. The condition of the room fell far below expectations for a hotel of this reputation and price point. Upon arrival, the room was noticeably unclean, with dirty carpeting and an overall lack of proper housekeeping standards. Additionally, ...

Reviewed on Apr 2, 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 ...
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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! (3,151 reviews)
Very nice hotel. Check-in was quick and easy. They allowed us to check in early and pay for late check out in advance. They gave us our credit for food and drinks. The room was clean and eccentrically decorated. They also left us chocolates and ear plugs since the airport is not that far away. We ...

Reviewed on Apr 2, 2026

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Kompose Boutique Hotel Miami Airport
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! (1,698 reviews)
Check in was very difficult they wouldn’t let us unload our bags without paying $45 even though we weren’t actually parking, the photos on website does NOT resemble the actual place. My hotel room was actually next door in an entire different building took about 20 minutes to locate. Staff was not ...

Reviewed on Apr 3, 2026

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Catalina Hotel & Beach Club
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! (2,758 reviews)
The Mondrian had all the appearances of a great place to stay for a weekend in the sun, but the devil is in the details. Checking in on a Fri, my room wasn't serviced until late afternoon on Sun. There was no body wash in the shower, though a space for one, so I used a bar soap. Then when I did get ...

Reviewed on Apr 2, 2026

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Mondrian South Beach
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! (1,085 reviews)
The staff at the entrance was great! Specially a guy forgot his name , got the early before my check in , he offered to get my luggage and also gave me towels to use the pool in the mean time! Great experience

Reviewed on Apr 3, 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! (3,659 reviews)
Perfect location to take shuttle to cruise port BUT our “2 room suite” was very old and filthy. For $300 for one night I would at least expect clean.

Reviewed on Apr 1, 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! (2,570 reviews)
There were bed bugs in the room. We found one in the blanket and one in the bathroom. My son was full of bites in the morning. We stayed for a night to ride a shuttle and catch early flight the next morning. We were in a hurry for our flight, otherwise we would not have left without reporting and ...

Reviewed on Apr 3, 2026

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Holiday Inn Miami - International Airport by IHG
See all 16,825 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.