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Key Biscayne

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Key Biscayne Flights as Low as $54

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

Spirit Airlines
Wed, May 13 - Sun, May 17
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$54 Roundtrip, found 15 hours ago
$54
Roundtrip
found 15 hours ago
Select Spirit Airlines flight, departing Wed, May 13 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Sun, May 17, priced at $54 found 15 hours ago
Spirit Airlines
Wed, May 13 - Sun, May 17
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$55 Roundtrip, found 15 hours ago
$55
Roundtrip
found 15 hours ago
Select Spirit Airlines flight, departing Wed, May 13 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Sun, May 17, priced at $55 found 15 hours ago
Frontier Airlines
Wed, May 27 - Wed, Jun 10
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$56 Roundtrip, found 1 hour ago
$56
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, May 27 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Wed, Jun 10, priced at $56 found 1 hour ago
Spirit Airlines
Tue, May 12 - Wed, May 13
EWR
Newark Liberty Intl. Airport
FLL
Fort Lauderdale - Hollywood Intl.
$82 Roundtrip, found 4 hours ago
$82
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Tue, May 12 from Newark Liberty Intl. Airport to Fort Lauderdale - Hollywood Intl., returning Wed, May 13, priced at $82 found 4 hours ago
Spirit Airlines
Mon, Aug 31 - Thu, Sep 10
EWR
Newark Liberty Intl. Airport
MIA
Miami Intl.
$100 Roundtrip, found 1 hour ago
$100
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Mon, Aug 31 from Newark Liberty Intl. Airport to Miami Intl., returning Thu, Sep 10, priced at $100 found 1 hour ago
Delta
Sun, Jul 19 - Fri, Jul 24
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$119 Roundtrip, found 17 hours ago
$119
Roundtrip
found 17 hours ago
Select Delta flight, departing Sun, Jul 19 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Fri, Jul 24, priced at $119 found 17 hours ago
JetBlue Airways
Sun, May 24 - Thu, May 28
JFK
John F. Kennedy Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$159 Roundtrip, found 1 day ago
$159
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Sun, May 24 from John F. Kennedy Intl. to Fort Lauderdale - Hollywood Intl., returning Thu, May 28, priced at $159 found 1 day ago
American Airlines
Sat, May 16 - Wed, May 20
ATL
Hartsfield-Jackson Atlanta Intl.
MIA
Miami Intl.
$166 Roundtrip, found 2 hours ago
$166
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sat, May 16 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Wed, May 20, priced at $166 found 2 hours ago
JetBlue Airways
Sat, May 30 - Wed, Jun 3
ATL
Hartsfield-Jackson Atlanta Intl.
FLL
Fort Lauderdale - Hollywood Intl.
$171 Roundtrip, found 5 hours ago
$171
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Sat, May 30 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Wed, Jun 3, priced at $171 found 5 hours ago
American Airlines
Sun, May 24 - Thu, May 28
JFK
John F. Kennedy Intl.
MIA
Miami Intl.
$197 Roundtrip, found 1 hour ago
$197
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sun, May 24 from John F. Kennedy Intl. to Miami Intl., returning Thu, May 28, priced at $197 found 1 hour ago
JetBlue Airways
Sat, May 16 - Wed, May 20
ATL
Hartsfield-Jackson Atlanta Intl.
AVT
Aventura Brightline Train Station
$309 Roundtrip, found 1 day ago
$309
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Sat, May 16 from Hartsfield-Jackson Atlanta Intl. to Aventura Brightline Train Station, returning Wed, May 20, priced at $309 found 1 day ago
JetBlue Airways
Sat, May 16 - Wed, May 20
ATL
Hartsfield-Jackson Atlanta Intl.
EKW
Miami Central Brightline Train Station
$316 Roundtrip, found 2 days ago
$316
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, May 16 from Hartsfield-Jackson Atlanta Intl. to Miami Central Brightline Train Station, returning Wed, May 20, priced at $316 found 2 days ago
JetBlue Airways
Wed, May 27 - Wed, Jun 3
EWR
Newark Liberty Intl. Airport
EKW
Miami Central Brightline Train Station
$345 Roundtrip, found 3 days ago
$345
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Wed, May 27 from Newark Liberty Intl. Airport to Miami Central Brightline Train Station, returning Wed, Jun 3, priced at $345 found 3 days ago
JetBlue Airways
Tue, May 12 - Tue, May 19
JFK
John F. Kennedy Intl.
AVT
Aventura Brightline Train Station
$387 Roundtrip, found 1 day ago
$387
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Tue, May 12 from John F. Kennedy Intl. to Aventura Brightline Train Station, returning Tue, May 19, priced at $387 found 1 day ago
JetBlue Airways
Mon, Jun 15 - Mon, Jun 22
JFK
John F. Kennedy Intl.
EKW
Miami Central Brightline Train Station
$387 Roundtrip, found 4 days ago
$387
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Mon, Jun 15 from John F. Kennedy Intl. to Miami Central Brightline Train Station, returning Mon, Jun 22, priced at $387 found 4 days ago
JetBlue Airways
Mon, Aug 31 - Thu, Sep 10
EWR
Newark Liberty Intl. Airport
AVT
Aventura Brightline Train Station
$388 Roundtrip, found 21 hours ago
$388
Roundtrip
found 21 hours ago
Select JetBlue Airways flight, departing Mon, Aug 31 from Newark Liberty Intl. Airport to Aventura Brightline Train Station, returning Thu, Sep 10, priced at $388 found 21 hours 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 $54, 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 $54 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! (8,137 reviews)
N/a

Reviewed on Apr 26, 2026

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Fontainebleau Miami Beach
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! (2,828 reviews)
The only downfall with this hotel is a $200 per night security deposit. I feel like that’s a little steep for long stays. I’ve stayed in other Miami hotels none charge $200 per day! The money is refundable but that’s not the point.

Reviewed on Apr 26, 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! (1,220 reviews)
Pool should be open at night

Reviewed on Apr 26, 2026

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Park Central South Beach
Diplomat Beach Resort Hollywood, Curio Collection by Hilton

Diplomat Beach Resort Hollywood, Curio Collection by Hilton

4.5 out of 5
3555 S Ocean Dr Hollywood FL
Book a stay at this luxury resort in Hollywood. Enjoy a full-service spa, 5 restaurants, and a beach locale. Our guests praise the pool and the helpful staff ...
9/10 Wonderful! (9 reviews)
Great hotel!!! We will be back! Recommend to anyone!

Reviewed on Apr 26, 2026

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Diplomat Beach Resort Hollywood, Curio Collection by Hilton
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! (408 reviews)
Beautiful place with nice view

Reviewed on Apr 26, 2026

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Loews Miami Beach Hotel – South Beach
Gale Miami Hotel and Residences

Gale Miami Hotel and Residences

4 out of 5
159 NE 6th St Miami FL
Book a stay at this spa hotel in Miami. Enjoy free WiFi, breakfast (surcharge), and a fitness center. Popular attractions Kaseya Center and Bayside Marketplace ...
8.8/10 Excellent! (1,764 reviews)
This is now my 4th time staying at Gale. I love it overall. Disappointed that every apartment I’ve stayed in varies in offerings (i.e. full length mirror, cooking utensils, etc). There was also no way to get ice. Another disappointment - security/pool. The staff at the hosts stand, paired with the ...

Reviewed on Apr 26, 2026

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Gale Miami Hotel and Residences
Embassy Suites by Hilton Miami International Airport

Embassy Suites by Hilton Miami International Airport

4 out of 5
3974 NW South River Drive Miami FL
Book a stay at this business-friendly hotel in Miami. Enjoy free breakfast, a free airport shuttle, and room service. Our guests praise the breakfast and the ...
8.6/10 Excellent! (4,447 reviews)
We enjoyed our stay. The shuttle to and from the airport was convenient. We also used the shuttle to the port of Miami. The breakfast was great with the omelette station and other items. The staff were super friendly at check in. The pool area was a nice addition. It was fun watching airplanes fly ...

Reviewed on Apr 26, 2026

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Embassy Suites by Hilton Miami International Airport
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! (3,804 reviews)
Stayed one night and no issues… slept comfortably… great room view too😊

Reviewed on Apr 26, 2026

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Clarion Inn & Suites Miami International Airport
See all 17,322 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.